Bảng và đồ thị Ph môi chất lạnh

Bảng và đồ thị Ph môi chất lạnh NHỮNG THÔNG TIN CẦN BIẾT ĐỐI VỚI MÔI CHẤT LẠNH (gas lạnh) Nhận biết và phân loại được gas lạnh qua ký hiệu gas lạnh. Nắm được các tính chất cơ bản của gas lạnh. Đọc được đồ thị cũng như bảng áp suất nhiệt độ bão hòa. Hiểu biết và đọc được các thông số điểm nút chu trình của chu trình lạnh biểu diễn trên dồ thị Molier (dồ thị áp suất – entanpy). Phân tích được các tính chất khác nhau của gas lạnh, nêu được các nhược điểm cũng như ứng dụng của chúng vào hệ thống. Nắm được quy trình sử dụng, bảo quản, phục hồi gas lạnh. Nắm được quy tắc an toàn ga lạnh.

This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Fig Licensed for single user © 2017 ASHRAE, Inc Pressure-Enthalpy Diagram for Refrigerant 12 30.2 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.3 Refrigerant 12 (Dichlorodifluoromethane) Properties of Saturated Liquid and Saturated Vapor Licensed for single user © 2017 ASHRAE, Inc Temp.,* °C Enthalpy, Pres- Density, Volume, kJ/kg sure, kg/m3 m3/kg MPa Liquid Vapor Liquid Vapor –100 0.00119 1679.1 10.0040 –90 0.00286 1652.8 4.3948 –80 0.00619 1626.3 2.1355 –70 0.01228 1599.5 1.1286 –60 0.02261 1572.3 0.63992 –50 0.03911 1544.7 0.38494 –40 0.06409 1516.5 0.24342 –30 0.10026 1487.7 0.16057 –29.75b 0.10133 1487.0 0.15900 –28 0.10910 1481.9 0.14841 –26 0.11854 1476.0 0.13736 –24 0.12860 1470.1 0.12731 –22 0.13931 1464.1 0.11815 –20 0.15070 1458.1 0.10978 –18 0.16279 1452.1 0.10213 –16 0.17562 1446.1 0.09512 –14 0.18920 1440.0 0.08870 –12 0.20358 1433.8 0.08280 –10 0.21878 1427.6 0.07737 –8 0.23483 1421.4 0.07237 –6 0.25176 1415.1 0.06777 –4 0.26960 1408.8 0.06352 –2 0.28839 1402.5 0.05959 0.30815 1396.1 0.05595 0.32891 1389.6 0.05258 0.35071 1383.1 0.04946 0.37358 1376.5 0.04656 0.39756 1369.9 0.04386 10 0.42267 1363.2 0.04135 12 0.44895 1356.5 0.03901 14 0.47643 1349.7 0.03683 16 0.50514 1342.8 0.03480 18 0.53513 1335.9 0.03290 20 0.56642 1328.9 0.03112 22 0.59905 1321.8 0.02946 24 0.63305 1314.6 0.02790 26 0.66846 1307.4 0.02643 28 0.70531 1300.1 0.02506 30 0.74365 1292.7 0.02377 32 0.78350 1285.2 0.02256 34 0.82491 1277.6 0.02142 36 0.86791 1269.9 0.02034 38 0.91253 1262.2 0.01933 40 0.95882 1254.3 0.01838 42 1.00680 1246.3 0.01748 44 1.05660 1238.1 0.01662 46 1.10810 1229.9 0.01582 48 1.16140 1221.5 0.01505 50 1.21660 1213.0 0.01433 52 1.27370 1204.4 0.01365 54 1.33270 1195.6 0.01300 56 1.39380 1186.6 0.01238 58 1.45680 1177.5 0.01180 60 1.52190 1168.1 0.01124 62 1.58920 1158.6 0.01071 64 1.65860 1148.9 0.01021 66 1.73020 1139.0 0.00973 68 1.80410 1128.8 0.00927 70 1.88020 1118.3 0.00883 75 2.08110 1090.9 0.00782 80 2.29750 1061.4 0.00691 85 2.53040 1029.1 0.00608 90 2.78080 993.2 0.00533 95 3.05010 952.2 0.00463 100 3.33990 903.8 0.00396 105 3.65250 842.2 0.00330 110 3.99240 742.7 0.00252 111.97c 4.13610 565.0 0.00177 *Temperatures on ITS-90 scale 113.32 121.53 129.81 138.17 146.62 155.18 163.86 172.67 172.89 174.44 176.23 178.02 179.81 181.62 183.42 185.24 187.06 188.89 190.72 192.56 194.41 196.27 198.13 200.00 201.88 203.76 205.65 207.56 209.46 211.38 213.31 215.24 217.18 219.14 221.10 223.07 225.05 227.04 229.04 231.06 233.08 235.12 237.16 239.22 241.29 243.38 245.47 247.59 249.71 251.85 254.01 256.18 258.38 260.58 262.81 265.06 267.33 269.62 271.94 277.84 283.94 290.27 296.91 303.95 311.58 320.24 331.82 347.76 306.09 310.59 315.19 319.87 324.61 329.39 334.18 338.94 339.06 339.89 340.83 341.78 342.72 343.65 344.59 345.52 346.44 347.37 348.29 349.20 350.11 351.01 351.91 352.81 353.69 354.57 355.45 356.32 357.18 358.03 358.88 359.71 360.54 361.36 362.17 362.97 363.76 364.54 365.31 366.07 366.81 367.54 368.26 368.96 369.65 370.33 370.98 371.62 372.24 372.85 373.43 373.99 374.53 375.05 375.54 376.00 376.44 376.84 377.22 377.99 378.48 378.64 378.35 377.45 375.60 372.08 363.95 347.76 Velocity of Sound, m/s cp /cv Vapor Liquid Vapor Entropy, kJ/(kg·K) Specific Heat cp , kJ/(kg·K) Liquid Vapor Liquid Vapor 0.6077 0.6538 0.6978 0.7400 0.7806 0.8197 0.8577 0.8946 0.8955 0.9019 0.9091 0.9163 0.9234 0.9305 0.9376 0.9447 0.9517 0.9587 0.9656 0.9726 0.9795 0.9863 0.9932 1.0000 1.0068 1.0136 1.0203 1.0270 1.0337 1.0404 1.0471 1.0537 1.0603 1.0669 1.0735 1.0801 1.0866 1.0932 1.0997 1.1062 1.1127 1.1192 1.1257 1.1322 1.1387 1.1451 1.1516 1.1580 1.1645 1.1710 1.1774 1.1839 1.1904 1.1969 1.2033 1.2099 1.2164 1.2229 1.2295 1.2461 1.2629 1.2801 1.2978 1.3163 1.3360 1.3581 1.3874 1.4283 0.819 0.449 1.182 1035 0.824 0.465 1.176 990 0.831 0.481 1.172 945 0.840 0.497 1.168 902 0.850 0.513 1.166 859 0.861 0.530 1.165 816 0.873 0.548 1.166 775 0.886 0.566 1.169 733 0.887 0.567 1.169 732 0.889 0.570 1.170 725 0.892 0.574 1.171 717 0.895 0.578 1.171 709 0.898 0.582 1.172 701 0.901 0.586 1.174 693 0.904 0.590 1.175 684 0.907 0.594 1.176 676 0.910 0.598 1.178 668 0.913 0.602 1.179 660 0.917 0.607 1.181 652 0.920 0.611 1.183 644 0.923 0.616 1.184 636 0.927 0.620 1.186 628 0.930 0.625 1.189 620 0.934 0.630 1.191 612 0.938 0.635 1.193 604 0.942 0.640 1.196 596 0.946 0.645 1.199 588 0.950 0.650 1.202 580 0.954 0.656 1.205 572 0.958 0.661 1.208 564 0.962 0.667 1.211 556 0.967 0.672 1.215 548 0.971 0.678 1.219 540 0.976 0.685 1.223 532 0.981 0.691 1.228 524 0.986 0.697 1.232 516 0.991 0.704 1.237 508 0.997 0.711 1.242 499 1.002 0.718 1.248 491 1.008 0.726 1.254 483 1.014 0.734 1.260 475 1.020 0.742 1.267 467 1.026 0.750 1.274 459 1.033 0.759 1.282 450 1.040 0.768 1.290 442 1.048 0.778 1.299 434 1.055 0.788 1.308 426 1.063 0.798 1.318 417 1.072 0.810 1.329 409 1.081 0.821 1.340 400 1.090 0.834 1.353 392 1.100 0.847 1.366 383 1.111 0.861 1.381 375 1.122 0.876 1.397 366 1.135 0.892 1.414 357 1.148 0.910 1.433 348 1.162 0.929 1.453 339 1.177 0.949 1.476 330 1.193 0.971 1.501 321 1.241 1.037 1.576 298 1.302 1.122 1.677 274 1.384 1.239 1.817 249 1.501 1.410 2.026 224 1.679 1.683 2.362 197 1.996 2.192 2.990 169 2.754 3.458 4.544 139 7.81 11.440 14.140 105    b Normal boiling point 1.7210 1.6861 1.6576 1.6344 1.6156 1.6004 1.5882 1.5784 1.5782 1.5767 1.5751 1.5735 1.5720 1.5706 1.5693 1.5680 1.5667 1.5655 1.5644 1.5633 1.5623 1.5613 1.5603 1.5594 1.5586 1.5577 1.5569 1.5561 1.5554 1.5547 1.5540 1.5533 1.5527 1.5521 1.5515 1.5509 1.5503 1.5498 1.5492 1.5487 1.5481 1.5476 1.5470 1.5465 1.5459 1.5454 1.5448 1.5443 1.5437 1.5431 1.5425 1.5418 1.5411 1.5404 1.5397 1.5389 1.5381 1.5372 1.5363 1.5337 1.5306 1.5268 1.5220 1.5159 1.5076 1.4952 1.4712 1.4283 118.5 121.4 124.1 126.7 129.1 131.2 133.0 134.5 134.5 134.7 135.0 135.2 135.4 135.6 135.8 136.0 136.1 136.3 136.4 136.5 136.6 136.6 136.7 136.7 136.7 136.7 136.7 136.6 136.5 136.5 136.3 136.2 136.1 135.9 135.7 135.5 135.2 134.9 134.7 134.3 134.0 133.6 133.2 132.8 132.4 131.9 131.4 130.9 130.3 129.7 129.1 128.4 127.7 127.0 126.3 125.5 124.6 123.8 122.9 120.4 117.7 114.7 111.4 107.8 103.7 99.3 94.0 0.0 Liquid Vapor Thermal Cond., Surface mW/(m·K) Tension, Temp.,* Liquid Vapor mN/m °C 1005.0 819.0 684.9 584.0 505.1 441.8 389.8 346.2 345.2 338.3 330.6 323.2 316.0 309.0 302.2 295.6 289.2 283.0 276.9 271.0 265.2 259.6 254.1 248.7 243.5 238.4 233.4 228.6 223.8 219.1 214.6 210.1 205.7 201.4 197.2 193.1 189.0 185.0 181.1 177.3 173.5 169.8 166.1 162.5 159.0 155.5 152.0 148.6 145.3 141.9 138.7 135.4 132.2 129.1 125.9 122.8 119.7 116.7 113.6 106.1 98.6 91.1 83.4 75.6 67.3 58.1 46.3 — 116.7 112.0 107.4 103.0 98.8 94.7 90.7 86.9 86.8 86.1 85.3 84.6 83.8 83.1 82.4 81.6 80.9 80.2 79.4 78.7 78.0 77.3 76.6 75.9 75.1 74.4 73.7 73.0 72.3 71.6 70.9 70.2 69.6 68.9 68.2 67.5 66.8 66.1 65.4 64.8 64.1 63.4 62.7 62.1 61.4 60.7 60.0 59.4 58.7 58.0 57.3 56.7 56.0 55.3 54.7 54.0 53.3 52.6 52.0 50.3 48.7 47.2 45.9 45.1 45.7 51.7 113.7  Viscosity, Pa·s 6.78 7.18 7.58 7.97 8.37 8.76 9.16 9.55 9.56 9.63 9.71 9.79 9.87 9.95 10.03 10.10 10.18 10.26 10.34 10.42 10.50 10.58 10.66 10.74 10.82 10.90 10.98 11.07 11.15 11.23 11.31 11.40 11.48 11.57 11.65 11.74 11.83 11.92 12.01 12.10 12.19 12.28 12.38 12.48 12.57 12.67 12.78 12.88 12.99 13.10 13.21 13.33 13.45 13.57 13.70 13.83 13.96 14.11 14.26 14.66 15.11 15.65 16.29 17.11 18.20 19.87 23.46 — 4.27 4.67 5.08 5.50 5.93 6.38 6.84 7.32 7.33 7.41 7.51 7.61 7.71 7.80 7.90 8.01 8.11 8.21 8.31 8.41 8.52 8.62 8.73 8.84 8.95 9.06 9.17 9.28 9.39 9.51 9.62 9.74 9.86 9.98 10.10 10.23 10.36 10.49 10.62 10.75 10.89 11.03 11.18 11.33 11.48 11.63 11.79 11.96 12.13 12.31 12.49 12.68 12.87 13.08 13.29 13.51 13.75 13.99 14.25 14.96 15.80 16.82 18.11 19.81 22.27 26.34 39.46  26.48 –100 24.90 –90 23.35 –80 21.81 –70 20.30 –60 18.81 –50 17.35 –40 15.91 –30 15.88 –29.75 15.63 –28 15.35 –26 15.06 –24 14.78 –22 14.50 –20 14.23 –18 13.95 –16 13.67 –14 13.40 –12 13.12 –10 12.85 –8 12.58 –6 12.31 –4 12.04 –2 11.77 11.51 11.24 10.98 10.71 10.45 10 10.19 12 9.94 14 9.68 16 9.42 18 9.17 20 8.92 22 8.67 24 8.42 26 8.17 28 7.92 30 7.68 32 7.43 34 7.19 36 6.95 38 6.72 40 6.48 42 6.25 44 6.01 46 5.78 48 5.55 50 5.33 52 5.10 54 4.88 56 4.66 58 4.44 60 4.23 62 4.01 64 3.80 66 3.59 68 3.39 70 2.88 75 2.40 80 1.93 85 1.49 90 1.07 95 0.69 100 0.35 105 0.07 110 0.00 111.97 c Critical point This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Fig Licensed for single user © 2017 ASHRAE, Inc Pressure-Enthalpy Diagram for Refrigerant 22 30.4 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.5 Refrigerant 22 (Chlorodifluoromethane) Properties of Saturated Liquid and Saturated Vapor Licensed for single user © 2017 ASHRAE, Inc Temp.,* °C –100 –90 –80 –70 –60 –50 –48 –46 –44 –42 –40.81b –40 –38 –36 –34 –32 –30 –28 –26 –24 –22 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 65 70 75 80 85 90 95 96.15c Enthalpy, Pres- Density, Volume, kJ/kg sure, kg/m3 m3/kg MPa Liquid Vapor Liquid Vapor 0.00201 0.00481 0.01037 0.02047 0.03750 0.06453 0.07145 0.07894 0.08705 0.09580 0.10132 0.10523 0.11538 0.12628 0.13797 0.15050 0.16389 0.17819 0.19344 0.20968 0.22696 0.24531 0.26479 0.28543 0.30728 0.33038 0.35479 0.38054 0.40769 0.43628 0.46636 0.49799 0.53120 0.56605 0.60259 0.64088 0.68095 0.72286 0.76668 0.81244 0.86020 0.91002 0.96195 1.01600 1.07240 1.13090 1.19190 1.25520 1.32100 1.38920 1.46010 1.53360 1.60980 1.68870 1.77040 1.85510 1.94270 2.03330 2.12700 2.22390 2.32400 2.42750 2.70120 2.99740 3.31770 3.66380 4.03780 4.44230 4.88240 4.99000 1571.3 1544.9 1518.2 1491.2 1463.7 1435.6 1429.9 1424.2 1418.4 1412.6 1409.2 1406.8 1401.0 1395.1 1389.1 1383.2 1377.2 1371.1 1365.0 1358.9 1352.7 1346.5 1340.3 1334.0 1327.6 1321.2 1314.7 1308.2 1301.6 1295.0 1288.3 1281.5 1274.7 1267.8 1260.8 1253.8 1246.7 1239.5 1232.2 1224.9 1217.4 1209.9 1202.3 1194.6 1186.7 1178.8 1170.7 1162.6 1154.3 1145.8 1137.3 1128.5 1119.6 1110.6 1101.4 1091.9 1082.3 1072.4 1062.3 1052.0 1041.3 1030.4 1001.4 969.7 934.4 893.7 844.8 780.1 662.9 523.8 8.26600 3.64480 1.77820 0.94342 0.53680 0.32385 0.29453 0.26837 0.24498 0.22402 0.21260 0.20521 0.18829 0.17304 0.15927 0.14682 0.13553 0.12528 0.11597 0.10749 0.09975 0.09268 0.08621 0.08029 0.07485 0.06986 0.06527 0.06103 0.05713 0.05352 0.05019 0.04710 0.04424 0.04159 0.03913 0.03683 0.03470 0.03271 0.03086 0.02912 0.02750 0.02599 0.02457 0.02324 0.02199 0.02082 0.01972 0.01869 0.01771 0.01679 0.01593 0.01511 0.01433 0.01360 0.01291 0.01226 0.01163 0.01104 0.01048 0.00995 0.00944 0.00896 0.00785 0.00685 0.00595 0.00512 0.00434 0.00356 0.00262 0.00191 *Temperatures on ITS-90 scale 90.71 101.32 111.94 122.58 133.27 144.03 146.19 148.36 150.53 152.70 154.00 154.89 157.07 159.27 161.47 163.67 165.88 168.10 170.33 172.56 174.80 177.04 179.30 181.56 183.83 186.11 188.40 190.70 193.01 195.33 197.66 200.00 202.35 204.71 207.09 209.47 211.87 214.28 216.70 219.14 221.59 224.06 226.54 229.04 231.55 234.08 236.62 239.19 241.77 244.38 247.00 249.65 252.32 255.01 257.73 260.47 263.25 266.05 268.89 271.76 274.66 277.61 285.18 293.10 301.46 310.44 320.38 332.09 349.56 366.90 358.97 363.85 368.77 373.70 378.59 383.42 384.37 385.32 386.26 387.20 387.75 388.13 389.06 389.97 390.89 391.79 392.69 393.58 394.47 395.34 396.21 397.06 397.91 398.75 399.57 400.39 401.20 401.99 402.77 403.55 404.30 405.05 405.78 406.50 407.20 407.89 408.56 409.21 409.85 410.47 411.07 411.66 412.22 412.77 413.29 413.79 414.26 414.71 415.14 415.54 415.91 416.25 416.55 416.83 417.07 417.27 417.44 417.56 417.63 417.66 417.63 417.55 417.06 416.09 414.49 412.01 408.19 401.87 387.28 366.90 Entropy, kJ/(kg·K) Liquid Vapor 0.5050 0.5646 0.6210 0.6747 0.7260 0.7752 0.7849 0.7944 0.8039 0.8134 0.8189 0.8227 0.8320 0.8413 0.8505 0.8596 0.8687 0.8778 0.8868 0.8957 0.9046 0.9135 0.9223 0.9311 0.9398 0.9485 0.9572 0.9658 0.9744 0.9830 0.9915 1.0000 1.0085 1.0169 1.0254 1.0338 1.0422 1.0505 1.0589 1.0672 1.0755 1.0838 1.0921 1.1004 1.1086 1.1169 1.1252 1.1334 1.1417 1.1499 1.1582 1.1665 1.1747 1.1830 1.1913 1.1997 1.2080 1.2164 1.2248 1.2333 1.2418 1.2504 1.2722 1.2945 1.3177 1.3423 1.3690 1.4001 1.4462 1.4927 2.0543 1.9980 1.9508 1.9108 1.8770 1.8480 1.8428 1.8376 1.8327 1.8278 1.8250 1.8231 1.8186 1.8141 1.8098 1.8056 1.8015 1.7975 1.7937 1.7899 1.7862 1.7826 1.7791 1.7757 1.7723 1.7690 1.7658 1.7627 1.7596 1.7566 1.7536 1.7507 1.7478 1.7450 1.7422 1.7395 1.7368 1.7341 1.7315 1.7289 1.7263 1.7238 1.7212 1.7187 1.7162 1.7136 1.7111 1.7086 1.7061 1.7036 1.7010 1.6985 1.6959 1.6933 1.6906 1.6879 1.6852 1.6824 1.6795 1.6766 1.6736 1.6705 1.6622 1.6529 1.6424 1.6299 1.6142 1.5922 1.5486 1.4927 Velocity of Viscosity, Pa·s Sound, m/s cp /cv Liquid Vapor Vapor Liquid Vapor Liquid Vapor Specific Heat cp , kJ/(kg·K) 1.061 1.061 1.062 1.065 1.071 1.079 1.081 1.083 1.086 1.088 1.090 1.091 1.093 1.096 1.099 1.102 1.105 1.108 1.112 1.115 1.119 1.123 1.127 1.131 1.135 1.139 1.144 1.149 1.154 1.159 1.164 1.169 1.175 1.181 1.187 1.193 1.199 1.206 1.213 1.220 1.228 1.236 1.244 1.252 1.261 1.271 1.281 1.291 1.302 1.314 1.326 1.339 1.353 1.368 1.384 1.401 1.419 1.439 1.461 1.485 1.511 1.539 1.626 1.743 1.913 2.181 2.682 3.981 17.31  0.497 0.512 0.528 0.545 0.564 0.585 0.589 0.594 0.599 0.603 0.606 0.608 0.613 0.619 0.624 0.629 0.635 0.641 0.646 0.653 0.659 0.665 0.672 0.678 0.685 0.692 0.699 0.707 0.715 0.722 0.731 0.739 0.748 0.757 0.766 0.775 0.785 0.795 0.806 0.817 0.828 0.840 0.853 0.866 0.879 0.893 0.908 0.924 0.940 0.957 0.976 0.995 1.015 1.037 1.061 1.086 1.113 1.142 1.173 1.208 1.246 1.287 1.413 1.584 1.832 2.231 2.984 4.975 25.29  b Normal 1.243 1.237 1.233 1.231 1.230 1.232 1.233 1.234 1.235 1.236 1.236 1.237 1.238 1.239 1.241 1.242 1.244 1.246 1.248 1.250 1.253 1.255 1.258 1.261 1.264 1.267 1.270 1.274 1.278 1.282 1.287 1.291 1.296 1.301 1.307 1.313 1.319 1.326 1.333 1.340 1.348 1.357 1.366 1.375 1.385 1.396 1.408 1.420 1.434 1.448 1.463 1.480 1.498 1.517 1.538 1.561 1.586 1.614 1.644 1.677 1.714 1.755 1.881 2.056 2.315 2.735 3.532 5.626 26.43  boiling point 1127 1080 1033 986 940 893 884 875 865 856 851 847 838 828 819 810 800 791 782 772 763 754 744 735 726 716 707 697 688 679 669 660 650 641 632 622 613 603 594 584 575 565 555 546 536 527 517 507 497 487 478 468 458 448 437 427 417 407 396 386 375 364 337 309 280 249 215 177 128 143.6 147.0 150.3 153.3 156.0 158.3 158.7 159.1 159.5 159.9 160.1 160.3 160.6 160.9 161.2 161.5 161.8 162.0 162.3 162.5 162.7 162.8 163.0 163.1 163.2 163.3 163.3 163.4 163.4 163.4 163.4 163.3 163.2 163.1 163.0 162.8 162.6 162.4 162.2 161.9 161.6 161.3 161.0 160.6 160.2 159.7 159.2 158.7 158.2 157.6 157.0 156.4 155.7 155.0 154.2 153.4 152.6 151.7 150.8 149.8 148.8 147.7 144.9 141.7 138.1 134.2 129.7 124.6 118.0 0.0 845.8 699.4 591.0 507.6 441.4 387.5 377.8 368.6 359.6 351.0 346.0 342.6 334.5 326.7 319.1 311.7 304.6 297.7 291.0 284.4 278.1 271.9 265.9 260.1 254.4 248.8 243.4 238.1 233.0 227.9 223.0 218.2 213.5 208.9 204.4 200.0 195.7 191.5 187.3 183.2 179.2 175.3 171.5 167.7 163.9 160.3 156.7 153.1 149.6 146.1 142.7 139.4 136.1 132.8 129.5 126.3 123.1 120.0 116.9 113.8 110.7 107.6 100.0 92.4 84.6 76.6 68.1 58.3 44.4 — 7.25 7.67 8.09 8.52 8.94 9.36 9.45 9.53 9.62 9.70 9.75 9.79 9.87 9.96 10.04 10.12 10.21 10.29 10.38 10.46 10.55 10.63 10.72 10.80 10.89 10.98 11.06 11.15 11.24 11.32 11.41 11.50 11.59 11.68 11.77 11.86 11.96 12.05 12.14 12.24 12.33 12.43 12.53 12.63 12.74 12.84 12.95 13.06 13.17 13.28 13.40 13.52 13.64 13.77 13.90 14.04 14.18 14.32 14.47 14.63 14.80 14.98 15.46 16.02 16.70 17.55 18.71 20.48 24.76 — Thermal Cond., Surface mW/(m·K) Tension, Temp.,* Liquid Vapor mN/m °C 143.1 137.8 132.6 127.6 122.6 117.8 116.9 115.9 115.0 114.0 113.5 113.1 112.2 111.2 110.3 109.4 108.5 107.5 106.6 105.7 104.8 103.9 103.0 102.1 101.1 100.2 99.3 98.4 97.5 96.6 95.7 94.8 93.9 93.1 92.2 91.3 90.4 89.5 88.6 87.7 86.8 85.9 85.0 84.1 83.2 82.3 81.4 80.5 79.6 78.7 77.8 76.9 76.0 75.1 74.1 73.2 72.3 71.4 70.4 69.5 68.6 67.6 65.3 62.9 60.6 58.6 57.4 59.3 83.5  4.46 4.84 5.25 5.68 6.12 6.59 6.69 6.79 6.89 6.99 7.05 7.09 7.19 7.29 7.40 7.51 7.61 7.72 7.83 7.94 8.06 8.17 8.29 8.40 8.52 8.65 8.77 8.89 9.02 9.15 9.28 9.42 9.56 9.70 9.84 9.99 10.14 10.29 10.45 10.61 10.77 10.95 11.12 11.30 11.49 11.69 11.89 12.10 12.31 12.54 12.77 13.02 13.28 13.55 13.83 14.13 14.45 14.78 15.14 15.52 15.92 16.36 17.61 19.16 21.16 23.87 27.82 34.55 59.15  28.12 –100 26.36 –90 24.63 –80 22.92 –70 21.24 –60 19.58 –50 19.25 –48 18.92 –46 18.59 –44 18.27 –42 18.08 –40.81 17.94 –40 17.62 –38 17.30 –36 16.98 –34 16.66 –32 16.34 –30 16.02 –28 15.70 –26 15.39 –24 15.07 –22 14.76 –20 14.45 –18 14.14 –16 13.83 –14 13.52 –12 13.21 –10 12.91 –8 12.60 –6 12.30 –4 12.00 –2 11.70 11.40 11.10 10.81 10.51 10.22 10 9.93 12 9.64 14 9.35 16 9.06 18 8.78 20 8.50 22 8.22 24 7.94 26 7.66 28 7.38 30 7.11 32 6.84 34 6.57 36 6.30 38 6.04 40 5.77 42 5.51 44 5.25 46 5.00 48 4.74 50 4.49 52 4.24 54 4.00 56 3.75 58 3.51 60 2.92 65 2.36 70 1.82 75 1.30 80 0.83 85 0.40 90 0.05 95 0.00 96.15 c Critical point This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Fig Licensed for single user © 2017 ASHRAE, Inc Pressure-Enthalpy Diagram for Refrigerant 23 30.6 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.7 Refrigerant 23 (Trifluoromethane) Properties of Saturated Liquid and Saturated Vapor Licensed for single user © 2017 ASHRAE, Inc Temp.,* °C –155.13a –150 –140 –130 –120 –110 –100 –90 –82.02b –80 –78 –76 –74 –72 –70 –68 –66 –64 –62 –60 –58 –56 –54 –52 –50 –48 –46 –44 –42 –40 –38 –36 –34 –32 –30 –28 –26 –24 –22 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 10 12 14 16 18 20 25 26.14c Enthalpy, Pres- Density, Volume, kJ/kg sure, kg/m3 m3/kg MPa Liquid Vapor Liquid Vapor 0.00006 0.00014 0.00060 0.00206 0.00588 0.01447 0.03157 0.06239 0.10132 0.11370 0.12712 0.14175 0.15768 0.17496 0.19370 0.21395 0.23582 0.25937 0.28469 0.31188 0.34102 0.37220 0.40552 0.44106 0.47893 0.51921 0.56201 0.60743 0.65557 0.70653 0.76042 0.81734 0.87740 0.94071 1.00740 1.07750 1.15130 1.22880 1.31000 1.39530 1.48460 1.57810 1.67600 1.77840 1.88530 1.99710 2.11370 2.23540 2.36240 2.49470 2.63260 2.77620 2.92590 3.08170 3.24380 3.41270 3.58850 3.77150 3.96220 4.16100 4.69860 4.83200 1701.9 1685.3 1652.0 1617.9 1583.3 1548.2 1512.3 1475.7 1445.6 1437.9 1430.2 1422.5 1414.7 1406.8 1398.9 1390.9 1382.8 1374.7 1366.4 1358.1 1349.7 1341.3 1332.7 1324.0 1315.3 1306.4 1297.4 1288.3 1279.0 1269.7 1260.2 1250.5 1240.7 1230.7 1220.5 1210.1 1199.6 1188.8 1177.8 1166.6 1155.0 1143.2 1131.1 1118.7 1105.9 1092.7 1079.1 1064.9 1050.3 1035.1 1019.2 1002.5 985.0 966.5 946.7 925.6 902.6 877.4 849.1 816.4 680.1 526.5 241.360 105.950 26.330 8.21940 3.06950 1.32190 0.63807 0.33766 0.21446 0.19248 0.17333 0.15644 0.14151 0.12828 0.11652 0.10605 0.09669 0.08832 0.08081 0.07406 0.06798 0.06249 0.05753 0.05303 0.04895 0.04523 0.04185 0.03877 0.03595 0.03336 0.03100 0.02882 0.02682 0.02498 0.02328 0.02171 0.02026 0.01892 0.01767 0.01651 0.01544 0.01443 0.01350 0.01263 0.01181 0.01105 0.01033 0.00966 0.00902 0.00843 0.00786 0.00733 0.00683 0.00635 0.00589 0.00545 0.00502 0.00461 0.00421 0.00381 0.00263 0.00190 *Temperatures on ITS-90 scale –3.67 2.54 14.53 26.48 38.45 50.47 62.56 74.76 84.60 87.10 89.59 92.09 94.60 97.12 99.64 102.18 104.72 107.28 109.85 112.43 115.02 117.62 120.24 122.88 125.53 128.19 130.87 133.57 136.29 139.02 141.78 144.56 147.36 150.18 153.03 155.90 158.80 161.73 164.69 167.68 170.71 173.77 176.88 180.02 183.21 186.45 189.75 193.10 196.51 200.00 203.56 207.22 210.97 214.84 218.84 223.00 227.37 231.98 236.93 242.36 261.94 280.97 289.21 291.73 296.65 301.56 306.45 311.27 315.98 320.51 323.96 324.81 325.63 326.44 327.24 328.03 328.79 329.55 330.29 331.01 331.71 332.40 333.06 333.71 334.33 334.94 335.52 336.07 336.61 337.11 337.59 338.04 338.46 338.85 339.21 339.53 339.82 340.06 340.27 340.43 340.55 340.62 340.63 340.59 340.49 340.33 340.09 339.78 339.39 338.91 338.33 337.64 336.83 335.89 334.78 333.50 332.01 330.27 328.22 325.79 322.84 319.17 301.55 280.97 Entropy, kJ/(kg·K) Specific Heat cp , kJ/(kg·K) Liquid Vapor Liquid Vapor cp /cv Vapor –0.0705 –0.0190 0.0746 0.1612 0.2420 0.3179 0.3898 0.4582 0.5106 0.5236 0.5364 0.5491 0.5617 0.5742 0.5866 0.5990 0.6112 0.6234 0.6356 0.6476 0.6596 0.6716 0.6835 0.6953 0.7071 0.7189 0.7306 0.7423 0.7539 0.7655 0.7771 0.7887 0.8002 0.8118 0.8233 0.8348 0.8464 0.8579 0.8695 0.8810 0.8927 0.9043 0.9160 0.9277 0.9395 0.9514 0.9634 0.9755 0.9877 1.0000 1.0125 1.0252 1.0382 1.0514 1.0650 1.0790 1.0936 1.1089 1.1252 1.1430 1.2067 1.2697 2.4111 2.3293 2.1934 2.0828 1.9919 1.9165 1.8534 1.8000 1.7630 1.7543 1.7459 1.7378 1.7299 1.7221 1.7146 1.7073 1.7001 1.6931 1.6863 1.6796 1.6731 1.6667 1.6604 1.6542 1.6482 1.6422 1.6363 1.6305 1.6248 1.6191 1.6135 1.6080 1.6025 1.5970 1.5915 1.5861 1.5806 1.5752 1.5697 1.5642 1.5586 1.5530 1.5473 1.5416 1.5357 1.5297 1.5235 1.5172 1.5107 1.5039 1.4969 1.4895 1.4817 1.4735 1.4647 1.4552 1.4448 1.4333 1.4203 1.4050 1.3396 1.2697 1.221 1.205 1.195 1.195 1.199 1.205 1.213 1.225 1.237 1.241 1.245 1.249 1.253 1.258 1.262 1.267 1.272 1.278 1.283 1.290 1.296 1.303 1.310 1.317 1.325 1.333 1.342 1.351 1.361 1.371 1.382 1.393 1.405 1.418 1.432 1.447 1.462 1.479 1.497 1.517 1.538 1.561 1.586 1.613 1.643 1.676 1.712 1.754 1.800 1.853 1.915 1.986 2.071 2.173 2.300 2.461 2.673 2.966 3.404 4.130 18.870  1.315 1.311 1.304 1.297 1.292 1.289 1.290 1.294 1.301 1.304 1.306 1.309 1.312 1.315 1.319 1.323 1.327 1.332 1.337 1.342 1.347 1.354 1.360 1.367 1.375 1.383 1.392 1.401 1.411 1.422 1.433 1.446 1.459 1.474 1.490 1.507 1.526 1.546 1.569 1.593 1.620 1.650 1.682 1.719 1.759 1.805 1.857 1.916 1.983 2.061 2.152 2.259 2.388 2.545 2.742 2.993 3.325 3.787 4.474 5.602 26.080  a Triple point 0.500 0.506 0.522 0.541 0.565 0.593 0.625 0.661 0.694 0.702 0.711 0.721 0.730 0.740 0.750 0.760 0.771 0.782 0.793 0.805 0.817 0.830 0.843 0.856 0.870 0.885 0.900 0.915 0.932 0.949 0.967 0.985 1.005 1.026 1.048 1.072 1.097 1.123 1.152 1.182 1.215 1.251 1.290 1.333 1.38 1.432 1.491 1.556 1.630 1.715 1.814 1.929 2.067 2.234 2.441 2.704 3.053 3.536 4.252 5.429 26.84  Velocity of Sound, m/s Liquid Vapor 1211 1200 1151 1092 1033 976 921 866 823 812 801 790 779 769 758 747 736 725 714 703 692 681 670 659 648 637 625 614 603 591 580 569 557 545 534 522 510 498 486 474 462 449 437 424 411 399 386 372 359 345 332 318 303 289 274 259 243 227 210 193 141 135.7 138.4 143.3 147.9 152.2 156.0 159.5 162.4 164.3 164.7 165.1 165.4 165.8 166.1 166.3 166.6 166.8 167.0 167.1 167.2 167.3 167.3 167.4 167.3 167.3 167.2 167.0 166.8 166.6 166.4 166.1 165.7 165.3 164.9 164.4 163.9 163.3 162.7 162 161.3 160.5 159.7 158.8 157.9 156.9 155.8 154.7 153.5 152.3 151.0 149.6 148.1 146.5 144.9 143.2 141.3 139.4 137.3 135.0 132.5 124.3 0.0 b Normal Viscosity, Pa·s Thermal Cond., mW/(m·K) Surface Tension, Temp.,* Liquid Vapor Liquid Vapor mN/m °C 2055.0 1662.0 1153.0 845.9 648.3 514.4 419.2 349.0 305.1 295.3 286.1 277.2 268.8 260.7 253.0 245.6 238.5 231.6 225.1 218.7 212.6 206.7 201.1 195.6 190.3 185.1 180.1 175.3 170.6 166.0 161.6 157.3 153.1 149.0 144.9 141.0 137.2 133.4 129.7 126.1 122.6 119.1 115.6 112.2 108.9 105.6 102.3 99.0 95.8 92.5 89.3 86.1 82.8 79.6 76.2 72.9 69.4 65.8 62.0 57.9 44.3 — 5.35 5.64 6.22 6.80 7.37 7.93 8.48 9.03 9.47 9.58 9.69 9.80 9.91 10.01 10.12 10.23 10.34 10.45 10.56 10.67 10.78 10.89 11.00 11.11 11.22 11.34 11.45 11.57 11.68 11.80 11.92 12.04 12.16 12.29 12.42 12.55 12.68 12.81 12.95 13.10 13.25 13.40 13.56 13.73 13.90 14.09 14.28 14.49 14.71 14.94 15.19 15.47 15.77 16.10 16.47 16.89 17.38 17.95 18.64 19.51 24.79 — boiling point 268.6 250.2 220.9 198.2 180.1 165.3 152.9 142.4 135.0 133.2 131.5 129.8 128.2 126.6 125.1 123.5 122.0 120.5 119.1 117.7 116.2 114.9 113.5 112.1 110.8 109.5 108.2 106.9 105.6 104.3 103.1 101.8 100.5 99.3 98.0 96.8 95.5 94.3 93.1 91.8 90.5 89.3 88.0 86.7 85.4 84.1 82.7 81.4 80.0 78.5 77.1 75.6 74.0 72.4 70.7 68.9 67.0 65.0 62.7 60.2 53.4  3.80 4.07 4.61 5.15 5.70 6.25 6.82 7.42 7.92 8.05 8.18 8.31 8.45 8.59 8.73 8.87 9.02 9.16 9.32 9.47 9.63 9.79 9.96 10.13 10.30 10.48 10.66 10.85 11.04 11.24 11.45 11.66 11.88 12.10 12.33 12.57 12.82 13.08 13.35 13.63 13.92 14.23 14.55 14.88 15.23 15.60 15.99 16.40 16.83 17.29 17.79 18.32 18.89 19.51 20.20 20.95 21.80 22.76 23.88 25.25 35.21  34.37 33.12 30.71 28.35 26.03 23.75 21.53 19.35 17.65 17.23 16.81 16.40 15.98 15.57 15.16 14.76 14.36 13.96 13.56 13.16 12.77 12.38 11.99 11.61 11.22 10.85 10.47 10.10 9.73 9.36 9.00 8.64 8.28 7.93 7.58 7.23 6.89 6.55 6.21 5.88 5.56 5.23 4.92 4.60 4.29 3.99 3.69 3.40 3.11 2.83 2.55 2.28 2.02 1.76 1.52 1.28 1.05 0.83 0.63 0.44 0.05 0.00 –155.13 –150 –140 –130 –120 –110 –100 –90 –82.02 –80 –78 –76 –74 –72 –70 –68 –66 –64 –62 –60 –58 –56 –54 –52 –50 –48 –46 –44 –42 –40 –38 –36 –34 –32 –30 –28 –26 –24 –22 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 10 12 14 16 18 20 25 26.14 c Critical point This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Fig Licensed for single user © 2017 ASHRAE, Inc Pressure-Enthalpy Diagram for Refrigerant 32 30.8 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.9 Refrigerant 32 (Difluoromethane) Properties of Saturated Liquid and Saturated Vapor Licensed for single user © 2017 ASHRAE, Inc Enthalpy, Pres- Density, Volume, kJ/kg Temp.,* sure, kg/m3 m3/kg MPa Liquid Vapor Liquid Vapor °C –136.81a –130 –120 –110 –100 –90 –80 –70 –60 –51.65b –50 –40 –38 –36 –34 –32 –30 –28 –26 –24 –22 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 75 78.11c 0.00005 0.00013 0.00048 0.00145 0.00381 0.00887 0.01865 0.03607 0.06496 0.10133 0.11014 0.17741 0.19409 0.21197 0.23111 0.25159 0.27344 0.29675 0.32157 0.34796 0.37600 0.40575 0.43728 0.47067 0.50597 0.54327 0.58263 0.62414 0.66786 0.71388 0.76226 0.81310 0.86647 0.92245 0.98113 1.04260 1.10690 1.17420 1.24450 1.31790 1.39460 1.47460 1.55790 1.64480 1.73530 1.82950 1.92750 2.02940 2.13530 2.24540 2.35970 2.47830 2.60140 2.72920 2.86160 2.99890 3.14120 3.28870 3.44150 3.59970 3.76350 3.93320 4.10890 4.29090 4.47930 4.67450 4.87680 5.41680 5.78200 1429.3 1412.7 1388.4 1363.8 1339.0 1313.9 1288.4 1262.4 1235.7 1212.9 1208.4 1180.2 1174.4 1168.6 1162.8 1156.9 1151.0 1145.0 1138.9 1132.9 1126.7 1120.6 1114.3 1108.0 1101.7 1095.2 1088.8 1082.2 1075.6 1068.9 1062.1 1055.3 1048.3 1041.3 1034.2 1027.0 1019.7 1012.2 1004.7 997.1 989.3 981.4 973.3 965.2 956.8 948.3 939.6 930.7 921.7 912.4 902.8 893.0 883.0 872.6 861.9 850.8 839.3 827.3 814.8 801.7 787.9 773.3 757.8 741.1 723.0 703.2 680.9 605.9 424.0 453.850 174.360 51.1840 17.9070 7.22200 3.27210 1.63160 0.88072 0.50786 0.33468 0.30944 0.19743 0.18134 0.16680 0.15365 0.14173 0.13091 0.12107 0.11211 0.10393 0.09646 0.08963 0.08337 0.07762 0.07234 0.06749 0.06301 0.05889 0.05508 0.05155 0.04829 0.04527 0.04246 0.03986 0.03743 0.03518 0.03308 0.03112 0.02929 0.02758 0.02598 0.02448 0.02307 0.02175 0.02051 0.01935 0.01826 0.01722 0.01625 0.01533 0.01447 0.01365 0.01287 0.01214 0.01144 0.01078 0.01015 0.00955 0.00897 0.00843 0.00790 0.00740 0.00691 0.00644 0.00598 0.00553 0.00508 0.00391 0.00236 *Temperatures on ITS-90 scale –19.07 –8.26 7.52 23.20 38.83 54.42 70.02 85.66 101.38 114.59 117.22 133.23 136.45 139.69 142.93 146.18 149.45 152.72 156.01 159.31 162.62 165.94 169.28 172.63 175.99 179.37 182.76 186.18 189.60 193.05 196.52 200.00 203.50 207.03 210.58 214.15 217.74 221.36 225.01 228.68 232.39 236.12 239.89 243.69 247.53 251.40 255.32 259.28 263.28 267.34 271.45 275.61 279.84 284.13 288.50 292.95 297.49 302.12 306.87 311.74 316.75 321.93 327.30 332.90 338.78 345.02 351.73 372.39 414.15 Specific Heat cp , kJ/(kg·K) Entropy, kJ/(kg·K) Velocity of Viscosity, Pa·s Sound, m/s cp /cv Vapor Liquid Vapor Liquid Vapor Liquid Vapor Liquid Vapor 444.31 –0.1050 448.77 –0.0276 455.33 0.0790 461.86 0.1782 468.31 0.2711 474.61 0.3586 480.72 0.4415 486.57 0.5204 492.11 0.5958 496.45 0.6565 497.27 0.6683 502.02 0.7382 502.91 0.7519 503.78 0.7655 504.63 0.7791 505.47 0.7926 506.27 0.8060 507.06 0.8193 507.83 0.8326 508.57 0.8458 509.28 0.8589 509.97 0.8720 510.64 0.8850 511.28 0.8979 511.89 0.9109 512.47 0.9237 513.02 0.9365 513.54 0.9493 514.03 0.9620 514.49 0.9747 514.91 0.9874 515.30 1.0000 515.65 1.0126 515.96 1.0252 516.24 1.0377 516.47 1.0503 516.66 1.0628 516.80 1.0753 516.90 1.0878 516.95 1.1003 516.95 1.1128 516.90 1.1253 516.79 1.1378 516.62 1.1503 516.39 1.1629 516.09 1.1755 515.72 1.1881 515.29 1.2007 514.77 1.2134 514.17 1.2262 513.49 1.2391 512.71 1.2520 511.82 1.2650 510.83 1.2781 509.72 1.2914 508.48 1.3048 507.10 1.3183 505.57 1.3321 503.86 1.3461 501.95 1.3603 499.82 1.3749 497.44 1.3898 494.76 1.4052 491.73 1.4211 488.26 1.4377 484.25 1.4553 479.52 1.4740 461.72 1.5314 414.15 1.6486 3.2937 3.1651 3.0030 2.8668 2.7515 2.6529 2.5679 2.4939 2.4289 2.3805 2.3714 2.3200 2.3103 2.3008 2.2916 2.2824 2.2735 2.2647 2.2561 2.2476 2.2392 2.2310 2.2229 2.2149 2.2070 2.1992 2.1915 2.1839 2.1764 2.1690 2.1616 2.1543 2.1471 2.1399 2.1327 2.1256 2.1185 2.1114 2.1043 2.0972 2.0902 2.0831 2.0760 2.0688 2.0616 2.0544 2.0471 2.0397 2.0322 2.0246 2.0169 2.0091 2.0011 1.9929 1.9845 1.9759 1.9670 1.9578 1.9482 1.9382 1.9277 1.9166 1.9048 1.8922 1.8785 1.8634 1.8464 1.7880 1.6486 1.592 0.660 1.321 1.583 0.665 1.318 1.573 0.674 1.315 1.565 0.686 1.312 1.560 0.703 1.310 1.559 0.725 1.310 1.561 0.754 1.311 1.566 0.790 1.314 1.576 0.833 1.320 1.587 0.875 1.328 1.589 0.883 1.329 1.608 0.940 1.343 1.612 0.952 1.347 1.616 0.965 1.350 1.621 0.977 1.354 1.626 0.990 1.358 1.631 1.004 1.363 1.637 1.017 1.367 1.642 1.031 1.372 1.648 1.045 1.377 1.654 1.060 1.383 1.661 1.075 1.389 1.668 1.090 1.395 1.675 1.106 1.401 1.682 1.122 1.408 1.690 1.139 1.416 1.698 1.156 1.423 1.706 1.174 1.432 1.715 1.192 1.440 1.725 1.211 1.450 1.735 1.231 1.460 1.745 1.251 1.470 1.756 1.272 1.481 1.767 1.294 1.493 1.779 1.317 1.506 1.792 1.341 1.519 1.806 1.367 1.534 1.820 1.393 1.549 1.835 1.421 1.565 1.851 1.450 1.583 1.868 1.481 1.602 1.886 1.514 1.622 1.905 1.548 1.644 1.926 1.585 1.668 1.948 1.624 1.693 1.972 1.667 1.721 1.997 1.712 1.750 2.025 1.760 1.783 2.055 1.813 1.819 2.088 1.870 1.858 2.124 1.933 1.901 2.163 2.001 1.948 2.206 2.077 2.001 2.255 2.160 2.060 2.309 2.254 2.126 2.369 2.358 2.201 2.439 2.477 2.287 2.518 2.613 2.385 2.609 2.771 2.499 2.717 2.956 2.633 2.845 3.175 2.793 3.001 3.441 2.987 3.193 3.771 3.228 3.438 4.190 3.535 3.761 4.743 3.938 4.207 5.508 4.495 4.865 6.639 5.316 10.130 15.600 11.720    a Triple point 1414 1378 1326 1273 1221 1169 1118 1066 1014 971 962 910 900 889 879 868 858 847 837 826 816 805 794 784 773 762 751 741 730 719 708 697 686 675 664 652 641 630 618 607 595 584 572 560 548 536 524 512 499 487 474 461 448 435 421 408 394 379 365 350 335 320 304 288 271 254 236 186 169.6 1226.0 173.6 1023.0 179.2 811.8 184.5 664.6 189.5 556.1 194.1 472.6 198.3 406.4 202.0 352.7 205.1 308.2 207.4 276.7 207.7 271.0 209.7 239.4 210.1 233.6 210.4 228.1 210.6 222.6 210.9 217.4 211.1 212.3 211.3 207.4 211.4 202.6 211.5 197.9 211.6 193.3 211.7 188.9 211.7 184.6 211.7 180.5 211.7 176.4 211.6 172.4 211.5 168.5 211.4 164.8 211.2 161.1 211.0 157.5 210.8 154.0 210.5 150.6 210.2 147.3 209.8 144.0 209.4 140.8 209.0 137.7 208.5 134.6 208.0 131.6 207.5 128.7 206.9 125.8 206.3 123.0 205.6 120.3 204.9 117.5 204.1 114.9 203.3 112.2 202.4 109.7 201.5 107.1 200.6 104.6 199.6 102.1 198.5 99.7 197.4 97.3 196.2 94.9 194.9 92.5 193.6 90.2 192.3 87.8 190.8 85.5 189.3 83.2 187.7 80.8 186.0 78.5 184.3 76.1 182.4 73.8 180.4 71.4 178.3 68.9 176.1 66.4 173.7 63.8 171.2 61.1 168.4 58.2 159.6 49.5 0.0 — b Normal 5.70 5.97 6.39 6.80 7.22 7.64 8.06 8.48 8.91 9.26 9.33 9.75 9.84 9.92 10.01 10.09 10.18 10.26 10.35 10.43 10.52 10.61 10.70 10.78 10.87 10.96 11.05 11.14 11.23 11.32 11.42 11.51 11.61 11.70 11.80 11.90 12.00 12.10 12.48 12.60 12.73 12.86 13.00 13.14 13.28 13.43 13.58 13.74 13.90 14.07 14.25 14.44 14.64 14.84 15.06 15.29 15.54 15.80 16.09 16.39 16.73 17.09 17.49 17.95 18.46 19.06 19.76 22.56 — boiling point Thermal Cond., Surface mW/(m·K) Tension, Temp.,* Liquid Vapor mN/m °C 242.9 240.6 236.1 230.6 224.3 217.4 210.0 202.2 194.2 187.4 186.0 177.8 176.1 174.5 172.8 171.2 169.5 167.9 166.3 164.6 163.0 161.3 159.7 158.1 156.5 154.9 153.2 151.6 150.0 148.4 146.8 145.3 143.7 142.1 140.5 139.0 137.4 135.9 134.3 132.8 131.2 129.7 128.2 126.6 125.1 123.6 122.1 120.6 119.1 117.6 116.1 114.6 113.1 111.6 110.1 108.6 107.0 105.5 104.0 102.5 100.9 99.4 97.8 96.3 94.8 93.3 92.0 91.5  6.95 6.97 7.02 7.12 7.27 7.45 7.68 7.96 8.28 8.60 8.66 9.10 9.19 9.29 9.39 9.50 9.60 9.71 9.83 9.95 10.07 10.19 10.32 10.46 10.60 10.74 10.89 11.04 11.21 11.38 11.55 11.73 11.93 12.13 12.34 12.56 12.79 13.04 13.29 13.56 13.85 14.16 14.48 14.83 15.19 15.59 16.01 16.46 16.95 17.47 18.04 18.65 19.32 20.05 20.85 21.73 22.69 23.77 24.97 26.31 27.83 29.55 31.54 33.85 36.59 39.90 44.04 62.91  39.01 37.47 35.23 33.02 30.83 28.68 26.56 24.48 22.42 20.74 20.41 18.44 18.05 17.66 17.27 16.89 16.50 16.12 15.74 15.36 14.99 14.61 14.24 13.87 13.50 13.14 12.77 12.41 12.05 11.69 11.34 10.99 10.63 10.29 9.94 9.60 9.25 8.91 8.58 8.24 7.91 7.59 7.26 6.94 6.62 6.30 5.99 5.68 5.37 5.07 4.77 4.47 4.18 3.89 3.61 3.33 3.06 2.79 2.52 2.26 2.01 1.76 1.52 1.29 1.06 0.85 0.64 0.19 0.00 –136.81 –130 –120 –110 –100 –90 –80 –70 –60 –51.65 –50 –40 –38 –36 –34 –32 –30 –28 –26 –24 –22 –20 –18 –16 –14 –12 –10 –8 –6 –4 –2 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 75 78.11 c Critical point This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Fig Pressure-Enthalpy Diagram for Refrigerant 123 Licensed for single user © 2017 ASHRAE, Inc 30.10 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.11 Refrigerant 123 (2,2-Dichloro-1,1,1-Trifluoroethane) Properties of Saturated Liquid and Saturated Vapor Licensed for single user © 2017 ASHRAE, Inc Temp.,* °C –80 –70 –60 –50 –40 –30 –20 –10 10 12 14 16 18 20 22 24 26 27.82b 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 110 120 130 140 150 160 170 180 183.68c Enthalpy, Pres- Density, Volume, kJ/kg sure, kg/m3 m3/kg MPa Liquid Vapor Liquid Vapor 0.00013 0.00034 0.00081 0.00177 0.00358 0.00675 0.01200 0.02025 0.03265 0.03574 0.03907 0.04264 0.04647 0.05057 0.05495 0.05963 0.06463 0.06995 0.07561 0.08163 0.08802 0.09480 0.10133 0.10198 0.10958 0.11762 0.12611 0.13507 0.14452 0.15447 0.16495 0.17597 0.18755 0.19971 0.21246 0.22584 0.23985 0.25451 0.26985 0.28589 0.30264 0.32013 0.33838 0.35740 0.37722 0.39787 0.41936 0.44171 0.46494 0.48909 0.51416 0.54019 0.56720 0.59520 0.62423 0.65430 0.68544 0.71768 0.75103 0.78553 0.97603 1.19900 1.45780 1.75630 2.09870 2.49010 2.93720 3.45060 3.66180 1709.6 1687.4 1665.1 1642.6 1620.0 1597.0 1573.8 1550.1 1526.1 1521.3 1516.4 1511.5 1506.6 1501.6 1496.7 1491.7 1486.7 1481.7 1476.6 1471.5 1466.4 1461.3 1456.6 1456.2 1451.0 1445.8 1440.6 1435.4 1430.1 1424.8 1419.4 1414.1 1408.7 1403.3 1397.8 1392.3 1386.8 1381.2 1375.6 1370.0 1364.3 1358.6 1352.8 1347.0 1341.2 1335.3 1329.3 1323.4 1317.3 1311.2 1305.1 1298.9 1292.6 1286.3 1279.9 1273.5 1266.9 1260.3 1253.7 1246.9 1211.9 1174.4 1133.6 1088.3 1036.8 975.7 896.9 765.9 550.0 83.6670 32.8420 14.3330 6.84600 3.53190 1.94700 1.13640 0.69690 0.44609 0.40991 0.37720 0.34759 0.32075 0.29637 0.27420 0.25401 0.23559 0.21877 0.20338 0.18929 0.17637 0.16451 0.15453 0.15360 0.14356 0.13431 0.12577 0.11789 0.11060 0.10385 0.09759 0.09179 0.08641 0.08140 0.07674 0.07240 0.06836 0.06458 0.06106 0.05777 0.05469 0.05180 0.04910 0.04656 0.04418 0.04195 0.03985 0.03787 0.03601 0.03426 0.03261 0.03105 0.02958 0.02819 0.02687 0.02563 0.02445 0.02334 0.02228 0.02128 0.01697 0.01361 0.01094 0.00879 0.00703 0.00555 0.00425 0.00292 0.00182 *Temperatures on ITS-90 scale 123.92 133.17 142.46 151.81 161.25 170.78 180.41 190.15 200.00 201.98 203.97 205.97 207.96 209.97 211.97 213.99 216.00 218.02 220.05 222.08 224.12 226.16 228.03 228.21 230.26 232.31 234.38 236.44 238.51 240.59 242.67 244.76 246.86 248.95 251.06 253.17 255.28 257.41 259.53 261.67 263.81 265.95 268.10 270.26 272.42 274.60 276.77 278.96 281.15 283.35 285.55 287.77 289.99 292.22 294.45 296.70 298.95 301.21 303.49 305.77 317.32 329.15 341.32 353.92 367.10 381.13 396.61 416.22 437.39 335.98 341.25 346.66 352.21 357.88 363.65 369.52 375.45 381.44 382.64 383.84 385.05 386.25 387.46 388.66 389.87 391.08 392.29 393.49 394.70 395.91 397.12 398.22 398.32 399.53 400.73 401.93 403.14 404.34 405.54 406.73 407.93 409.12 410.31 411.50 412.69 413.87 415.05 416.23 417.40 418.57 419.73 420.89 422.05 423.20 424.35 425.50 426.63 427.77 428.89 430.01 431.13 432.23 433.33 434.43 435.51 436.59 437.66 438.72 439.77 444.88 449.67 454.07 457.94 461.05 463.01 462.89 456.82 437.39 Entropy, kJ/(kg·K) Liquid Vapor 0.6712 0.7179 0.7625 0.8054 0.8468 0.8868 0.9256 0.9633 1.0000 1.0072 1.0144 1.0216 1.0287 1.0358 1.0428 1.0499 1.0569 1.0638 1.0707 1.0776 1.0845 1.0913 1.0975 1.0981 1.1049 1.1116 1.1183 1.1250 1.1317 1.1383 1.1449 1.1515 1.1581 1.1646 1.1711 1.1776 1.1840 1.1905 1.1969 1.2033 1.2096 1.2160 1.2223 1.2286 1.2349 1.2411 1.2474 1.2536 1.2598 1.2660 1.2722 1.2783 1.2845 1.2906 1.2967 1.3028 1.3089 1.3150 1.3211 1.3271 1.3572 1.3872 1.4173 1.4475 1.4782 1.5101 1.5443 1.5867 1.6325 1.7691 1.7422 1.7206 1.7034 1.6901 1.6800 1.6726 1.6675 1.6642 1.6638 1.6634 1.6631 1.6628 1.6626 1.6625 1.6624 1.6623 1.6623 1.6624 1.6625 1.6626 1.6628 1.6630 1.6630 1.6633 1.6635 1.6639 1.6642 1.6646 1.6651 1.6655 1.6660 1.6665 1.6670 1.6676 1.6682 1.6688 1.6694 1.6701 1.6707 1.6714 1.6721 1.6728 1.6735 1.6743 1.6750 1.6758 1.6766 1.6774 1.6781 1.6789 1.6797 1.6806 1.6814 1.6822 1.6830 1.6838 1.6846 1.6854 1.6862 1.6902 1.6938 1.6969 1.6992 1.7003 1.6991 1.6939 1.6763 1.6325 Velocity of Sound, m/s cp /cv Liquid Vapor Vapor Liquid Vapor Specific Heat cp , kJ/(kg·K) 0.924 0.927 0.932 0.939 0.948 0.958 0.968 0.979 0.990 0.993 0.995 0.997 0.999 1.002 1.004 1.006 1.009 1.011 1.014 1.016 1.018 1.021 1.023 1.023 1.026 1.028 1.031 1.033 1.036 1.038 1.041 1.044 1.046 1.049 1.052 1.055 1.058 1.060 1.063 1.066 1.069 1.072 1.076 1.079 1.082 1.085 1.089 1.092 1.096 1.100 1.103 1.107 1.111 1.115 1.120 1.124 1.129 1.133 1.138 1.143 1.172 1.207 1.254 1.318 1.415 1.584 1.979 4.549  0.520 0.537 0.553 0.569 0.585 0.601 0.617 0.634 0.651 0.654 0.658 0.661 0.665 0.668 0.672 0.675 0.679 0.682 0.686 0.690 0.693 0.697 0.701 0.701 0.705 0.709 0.712 0.716 0.720 0.724 0.728 0.732 0.736 0.741 0.745 0.749 0.753 0.758 0.762 0.767 0.771 0.776 0.781 0.785 0.790 0.795 0.800 0.806 0.811 0.816 0.822 0.827 0.833 0.839 0.845 0.851 0.858 0.864 0.871 0.878 0.917 0.964 1.026 1.111 1.240 1.473 2.033 5.661  b Normal 1.117 1.113 1.110 1.107 1.105 1.103 1.102 1.102 1.102 1.103 1.103 1.103 1.103 1.104 1.104 1.104 1.105 1.105 1.106 1.106 1.107 1.107 1.108 1.108 1.109 1.109 1.110 1.111 1.112 1.113 1.114 1.115 1.116 1.117 1.119 1.120 1.121 1.123 1.124 1.126 1.127 1.129 1.131 1.133 1.135 1.137 1.139 1.142 1.144 1.147 1.150 1.152 1.156 1.159 1.162 1.166 1.169 1.173 1.177 1.182 1.208 1.243 1.294 1.369 1.493 1.726 2.309 6.158  boiling point 1133 1091 1049 1006 964 923 881 841 801 793 785 777 769 761 754 746 738 730 723 715 707 700 693 692 684 677 669 662 654 647 639 632 624 617 610 602 595 588 580 573 566 558 551 544 536 529 522 515 507 500 493 486 478 471 464 457 449 442 435 427 391 354 317 279 239 198 154 102 108.3 110.8 113.3 115.6 117.9 120.0 122.0 123.8 125.4 125.7 126.0 126.3 126.6 126.8 127.1 127.3 127.6 127.8 128.0 128.2 128.4 128.6 128.7 128.7 128.9 129.0 129.1 129.3 129.4 129.5 129.5 129.6 129.7 129.7 129.7 129.7 129.7 129.7 129.7 129.6 129.6 129.5 129.4 129.3 129.2 129.0 128.9 128.7 128.5 128.3 128.1 127.8 127.6 127.3 127.0 126.6 126.3 125.9 125.5 125.1 122.8 119.8 116.0 111.5 106.0 99.3 91.1 80.6 0.0 Thermal Cond., Surface mW/(m·K) Tension, Temp.,* Liquid Vapor Liquid Vapor mN/m °C Viscosity, Pa·s 2093.0 1680.0 1383.0 1160.0 986.4 848.0 735.4 642.4 564.6 550.6 537.0 523.8 511.1 498.8 486.8 475.3 464.0 453.2 442.6 432.4 422.4 412.8 404.2 403.4 394.3 385.4 376.8 368.4 360.3 352.4 344.7 337.2 329.9 322.8 315.9 309.1 302.6 296.2 289.9 283.9 277.9 272.1 266.5 261.0 255.6 250.4 245.2 240.2 235.3 230.5 225.9 221.3 216.8 212.5 208.2 204.0 199.9 195.9 191.9 188.1 169.9 153.4 138.1 123.8 110.2 96.8 82.7 64.3 — 6.68 7.09 7.50 7.91 8.31 8.70 9.09 9.47 9.84 9.91 9.99 10.06 10.13 10.20 10.28 10.35 10.42 10.49 10.56 10.63 10.70 10.77 10.84 10.84 10.91 10.98 11.05 11.12 11.19 11.26 11.33 11.40 11.46 11.53 11.60 11.67 11.74 11.80 11.87 11.94 12.01 12.07 12.14 12.21 12.28 12.35 12.42 12.49 12.55 12.63 12.70 12.77 12.84 12.91 12.98 13.06 13.14 13.21 13.29 13.37 13.80 14.29 14.89 15.65 16.68 18.19 20.71 26.59 — 107.4 104.8 102.0 99.1 96.1 93.0 89.8 86.7 83.7 83.1 82.5 81.9 81.3 80.7 80.1 79.5 79.0 78.4 77.8 77.3 76.7 76.1 75.6 75.6 75.0 74.5 74.0 73.4 72.9 72.4 71.8 71.3 70.8 70.3 69.8 69.3 68.8 68.3 67.8 67.3 66.8 66.3 65.9 65.4 64.9 64.5 64.0 63.5 63.1 62.6 62.2 61.7 61.3 60.8 60.4 59.9 59.5 59.1 58.6 58.2 56.0 53.9 51.7 49.5 47.2 44.8 42.3 39.7  3.22 3.79 4.35 4.92 5.49 6.05 6.61 7.18 7.74 7.86 7.97 8.08 8.20 8.31 8.43 8.54 8.66 8.77 8.89 9.01 9.12 9.24 9.35 9.36 9.48 9.60 9.72 9.84 9.96 10.08 10.20 10.32 10.45 10.57 10.70 10.82 10.95 11.08 11.21 11.34 11.47 11.61 11.74 11.88 12.01 12.15 12.29 12.44 12.58 12.73 12.87 13.02 13.17 13.33 13.48 13.64 13.80 13.96 14.13 14.29 15.17 16.14 17.22 18.44 19.87 21.63 24.05 28.82  28.42 27.09 25.78 24.48 23.19 21.92 20.66 19.41 18.18 17.94 17.70 17.45 17.21 16.97 16.73 16.49 16.25 16.01 15.77 15.53 15.30 15.06 14.84 14.82 14.59 14.35 14.12 13.89 13.66 13.43 13.20 12.97 12.74 12.51 12.28 12.05 11.83 11.60 11.38 11.16 10.93 10.71 10.49 10.27 10.05 9.84 9.62 9.40 9.19 8.97 8.76 8.55 8.34 8.13 7.92 7.71 7.50 7.30 7.09 6.89 5.88 4.91 3.98 3.09 2.24 1.45 0.74 0.15 0.00 –80 –70 –60 –50 –40 –30 –20 –10 10 12 14 16 18 20 22 24 26 27.82 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56 58 60 62 64 66 68 70 72 74 76 78 80 82 84 86 88 90 92 94 96 98 100 110 120 130 140 150 160 170 180 183.68 c Critical point Licensed for single user © 2017 ASHRAE, Inc Pressure 30.60 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Fig 29 Pressure-Enthalpy Diagram for Refrigerant 704 (Helium) Note: The reference states for enthalpy and entropy differ from those in the table This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.61 Refrigerant 704 (Helium) Properties of Saturated Liquid and Saturated Vapor Licensed for single user © 2017 ASHRAE, Inc Enthalpy, Absolute Density, Volume, kJ/kg Temp.,* Pressure, kg/m3 m3/kg Liquid Vapor Liquid Vapor MPa K 2.18a 2.20 2.30 2.40 2.50 2.60 2.70 2.80 2.90 3.00 3.10 3.20 3.30 3.40 3.50 3.60 3.70 3.80 3.90 4.00 4.10 4.20 4.23b 4.30 4.40 4.50 4.60 4.70 4.80 4.90 5.00 5.10 5.20c 0.00486 0.00515 0.00653 0.00814 0.01000 0.01213 0.01454 0.01727 0.02032 0.02373 0.02750 0.03166 0.03622 0.04121 0.04664 0.05252 0.05888 0.06573 0.07310 0.08100 0.08945 0.09847 0.10132 0.10809 0.11832 0.12920 0.14075 0.15301 0.16602 0.17983 0.19453 0.21023 0.22746 146.24 146.19 145.87 145.46 144.96 144.38 143.72 143.00 142.21 141.34 140.42 139.43 138.38 137.25 136.06 134.80 133.45 132.03 130.51 128.90 127.17 125.32 124.73 123.33 121.17 118.81 116.20 113.27 109.90 105.89 100.83 93.53 69.64 0.87297 0.83068 0.67831 0.56257 0.47252 0.40113 0.34364 0.29674 0.25805 0.22582 0.19871 0.17574 0.15612 0.13925 0.12466 0.11195 0.10081 0.09101 0.08232 0.07459 0.06767 0.06144 0.05967 0.05581 0.05067 0.04596 0.04161 0.03753 0.03367 0.02993 0.02617 0.02206 0.01436 2.34 2.48 2.98 3.35 3.66 3.93 4.18 4.44 4.70 4.97 5.26 5.56 5.88 6.22 6.58 6.96 7.35 7.77 8.21 8.67 9.16 9.68 9.84 10.22 10.80 11.42 12.09 12.83 13.64 14.57 15.69 17.20 21.71 25.56 25.66 26.05 26.44 26.81 27.17 27.52 27.86 28.19 28.50 28.79 29.07 29.33 29.57 29.79 29.98 30.16 30.31 30.43 30.52 30.57 30.59 30.59 30.57 30.50 30.36 30.16 29.87 29.45 28.87 28.02 26.63 21.71 Velocity of Specific Heat cp , Sound, m/s kJ/(kg·K) cp /cv Vapor Liquid Vapor Vapor Liquid Vapor Liquid 1.4040 1.4682 1.6865 1.8414 1.9607 2.0604 2.1502 2.2356 2.3196 2.4039 2.4894 2.5765 2.6653 2.7559 2.8482 2.9422 3.0380 3.1355 3.2351 3.3367 3.4407 3.5475 3.5806 3.6577 3.7719 3.8912 4.0171 4.1517 4.2986 4.4641 4.6615 4.9283 5.7639 12.0746 12.0035 11.7174 11.4586 11.2211 11.0011 10.7956 10.6024 10.4198 10.2464 10.0808 9.9222 9.7694 9.6216 9.4781 9.3381 9.2007 9.0653 8.9312 8.7975 8.6633 8.5277 8.4861 8.3896 8.2476 8.0999 7.9440 7.7767 7.5924 7.3821 7.1273 6.7774 5.7639 aLower *Temperatures on EPT-76 scale Viscosity, Pa·s Thermal Cond., mW/(m·K) Liquid Vapor Liquid Vapor Entropy, kJ/(kg·K) 6.318 6.061 5.800 6.076 4.164 6.139 3.217 6.199 2.700 6.258 2.453 6.318 2.372 6.380 2.394 6.446 2.477 6.516 2.598 6.592 2.740 6.676 2.897 6.768 3.062 6.872 3.234 6.989 3.414 7.122 3.603 7.274 3.803 7.449 4.020 7.654 4.257 7.894 4.523 8.179 4.826 8.521 5.179 8.938 5.299 9.083 5.600 9.455 6.118 10.1100 6.776 10.9640 7.646 12.117 8.863 13.7540 10.7000 16.2440 13.813 20.464 20.2400 29.0940 40.7700 55.8660   1.747 1.750 1.763 1.778 1.795 1.813 1.834 1.857 1.882 1.910 1.941 1.976 2.015 2.059 2.108 2.165 2.229 2.303 2.389 2.491 2.611 2.756 2.806 2.934 3.158 3.448 3.838 4.388 5.224 6.637 9.531 18.545  217 217 216 216 216 217 217 217 216 214 213 210 208 205 202 199 196 193 189 186 182 178 176 173 169 164 159 153 147 140 133 124 83.2 83.6 85.0 86.3 87.6 88.8 90.0 91.1 92.1 93.0 93.9 94.8 95.5 96.3 96.9 97.5 98.1 98.6 99.1 99.5 99.8 100.1 100.2 100.4 100.6 100.8 100.9 101.0 101.1 101.3 101.6 102.5 0.0 b Normal lambda point — — — — — — — — — — — — — — — 3.5 3.4 3.4 3.3 3.3 3.2 3.2 3.2 3.1 3.1 3.0 3.0 2.9 2.8 2.7 2.6 2.5 — — — — — — — — — — — — — — — — 1.00 1.04 1.07 1.11 1.15 1.19 1.24 1.25 1.28 1.33 1.38 1.43 1.48 1.55 1.62 1.70 1.80 — — — — — — — — — — — — — — — — 17.9 18.1 18.2 18.4 18.5 18.6 18.6 18.7 18.7 18.8 18.8 18.8 18.9 19.0 19.1 19.3 19.9  — — — — — — — — — — — — — — — 7.31 7.56 7.82 8.09 8.36 8.66 8.97 9.06 9.30 9.66 10.07 10.54 11.08 11.76 12.63 13.86 15.77  Surface Tension, Temp.,* mN/m K 0.388 0.385 0.371 0.356 0.342 0.328 0.314 0.300 0.286 0.272 0.258 0.244 0.231 0.217 0.203 0.190 0.177 0.164 0.150 0.138 0.125 0.112 0.108 0.099 0.087 0.075 0.063 0.051 0.040 0.029 0.018 0.008 0.000 2.18 2.20 2.30 2.40 2.50 2.60 2.70 2.80 2.90 3.00 3.10 3.20 3.30 3.40 3.50 3.60 3.70 3.80 3.90 4.00 4.10 4.20 4.23 4.30 4.40 4.50 4.60 4.70 4.80 4.90 5.00 5.10 5.20 c Critical boiling point point Refrigerant 704 (Helium) Properties of Gas at 0.101 325 MPa (one standard atmosphere) Thermal Cond., mW/(m·K) Vel of Sound, m/s Thermal Cond., mW/(m·K) cp /cv Vel of Sound, m/s Visc., Pa·s 2.806 100.2 1.25 9.05 100 0.1307 1953.16 32.7129 5.193 1.667 1137.0 23.15 181.41 5.327 1.708 213.6 2.72 20.17 120 0.1240 2057.02 32.9840 5.193 1.667 1167.0 24.00 188.10 18.2572 5.236 1.678 284.4 3.93 28.69 140 0.1180 2160.88 33.2417 5.193 1.667 1196.3 24.84 194.69 20.1325 5.213 1.671 340.1 4.93 35.90 160 0.1126 2264.74 33.4872 5.193 1.667 1224.9 25.67 201.19 207.60 Temp., Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) –268.9b 16.758 30.59 8.4861 9.083 –260 3.7508 82.19 15.2748 –250 2.1049 134.88 –240 1.4677 187.10 Temp., Density, Enthalpy, Entropy, cp , kJ/ kJ/kg kJ/(kg· K) (kg· K) °C kg/m3 cp /cv Visc., Pa·s –220 0.9155 291.20 22.5899 5.200 1.668 430.1 6.60 48.56 180 0.1076 2368.60 33.7216 5.193 1.667 1252.9 26.49 –200 0.6655 395.16 24.2500 5.196 1.667 504.3 8.04 59.86 200 0.1031 2472.46 33.9459 5.193 1.667 1280.2 27.29 213.93 –180 0.5228 499.06 25.5057 5.195 1.667 568.8 9.35 70.30 220 0.0989 2576.32 34.1609 5.193 1.667 1307.0 28.09 220.18 226.35 –160 0.4305 602.95 26.5160 5.194 1.667 626.7 10.39 80.09 240 0.0950 2680.18 34.3673 5.193 1.667 1333.2 28.88 –140 0.3659 706.82 27.3614 5.194 1.667 679.7 11.56 89.41 260 0.0915 2784.04 34.5659 5.193 1.667 1358.9 29.66 232.46 –120 0.3182 810.69 28.0882 5.193 1.666 728.8 12.68 98.32 280 0.0882 2887.90 34.7571 5.193 1.667 1384.1 30.43 238.50 –100 0.2815 914.56 28.7256 5.193 1.666 774.9 13.75 106.90 300 0.0851 2991.76 34.9416 5.193 1.667 1408.9 31.20 244.47 –80 0.2524 1018.42 29.2932 5.193 1.667 818.3 14.79 115.20 320 0.0822 3095.62 35.1197 5.193 1.667 1433.3 31.96 250.39 –60 0.2287 1122.28 29.8049 5.193 1.667 859.6 15.80 123.25 340 0.0795 3199.48 35.2919 5.193 1.667 1457.2 32.71 256.24 –40 0.2091 1226.14 30.2707 5.193 1.667 898.9 16.79 131.09 360 0.0770 3303.34 35.4586 5.193 1.667 1480.8 33.45 262.04 –20 0.1926 1330.00 30.6980 5.193 1.667 936.7 17.75 138.73 380 0.0747 3407.20 35.6201 5.193 1.667 1504.0 34.19 267.79 0.1785 1433.87 31.0929 5.193 1.667 972.9 18.70 146.20 400 0.0725 3511.06 35.7767 5.193 1.667 1526.8 34.92 273.48 20 0.1663 1537.73 31.4599 5.193 1.667 1007.9 19.62 153.50 420 0.0704 3614.92 35.9288 5.193 1.667 1549.3 35.65 279.13 40 0.1557 1641.58 31.8026 5.193 1.667 1041.6 20.52 160.67 440 0.0684 3718.78 36.0765 5.193 1.667 1571.5 36.37 284.73 60 0.1464 1745.44 32.1241 5.193 1.667 1074.4 21.41 167.70 460 0.0665 3822.64 36.2201 5.193 1.667 1593.4 37.08 290.28 80 0.1381 1849.30 32.4269 5.193 1.667 1106.1 22.29 174.61 480 0.0648 3926.50 36.3599 5.193 1.667 1615.0 37.79 295.78 500 0.0631 4030.36 36.4960 5.193 1.667 1636.3 38.49 301.25 b Saturated vapor at normal boiling point This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Licensed for single user © 2017 ASHRAE, Inc Fig 30 Pressure-Enthalpy Diagram for Refrigerant 728 (Nitrogen) 30.62 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.63 Licensed for single user © 2017 ASHRAE, Inc Refrigerant 728 (Nitrogen) Properties of Saturated Liquid and Saturated Vapor Enthalpy, Absolute Density, Volume, kJ/kg Temp.,* Pressure, kg/m3 m3/kg Liquid Vapor Liquid Vapor MPa K Liquid 63.15a 64 66 68 70 72 74 76 77.35b 78 80 82 84 86 88 90 92 94 96 98 100 105 110 115 120 125 126.19c 2.4257 2.4524 2.5140 2.5739 2.6321 2.6889 2.7442 2.7983 2.8342 2.8511 2.9028 2.9534 3.0031 3.0520 3.1000 3.1473 3.1940 3.2401 3.2858 3.3311 3.3761 3.4882 3.6015 3.7198 3.8514 4.0373 4.2149 0.01252 0.01460 0.02062 0.02848 0.03854 0.05121 0.06691 0.08610 0.10132 0.10926 0.13687 0.16947 0.20757 0.25174 0.30251 0.36046 0.42616 0.50020 0.58316 0.67565 0.77827 1.08330 1.46580 1.93700 2.51060 3.20690 3.39580 867.2 863.7 855.4 847.0 838.5 829.9 821.1 812.2 806.1 803.1 793.9 784.6 775.0 765.2 755.2 745.0 734.5 723.8 712.7 701.2 689.4 657.5 621.5 578.7 523.4 426.1 313.3 1.48310 1.28720 0.93698 0.69642 0.52743 0.40625 0.31772 0.25192 0.21682 0.20226 0.16422 0.13470 0.11152 0.09310 0.07831 0.06632 0.05651 0.04842 0.04169 0.03605 0.03129 0.02224 0.01598 0.01146 0.00799 0.00487 0.00319 –150.73 –149.03 –145.02 –141.00 –136.97 –132.93 –128.87 –124.79 –122.02 –120.70 –116.58 –112.43 –108.26 –104.05 –99.81 –95.52 –91.18 –86.79 –82.34 –77.81 –73.21 –61.27 –48.49 –34.39 –17.87 6.40 29.23 64.78 65.59 67.47 69.31 71.10 72.83 74.50 76.11 77.16 77.64 79.10 80.47 81.75 82.93 84.01 84.97 85.81 86.52 87.10 87.51 87.77 87.56 85.84 81.91 74.17 55.03 29.23 Velocity of Specific Heat cp , Sound, m/s kJ/(kg·K) cp /cv Vapor Liquid Vapor Vapor Liquid Vapor Entropy, kJ/(kg·K) 5.8383 5.8059 5.7336 5.6667 5.6045 5.5466 5.4925 5.4417 5.4090 5.3939 5.3487 5.3059 5.2651 5.2262 5.1888 5.1527 5.1178 5.0839 5.0507 5.0181 4.9858 4.9055 4.8226 4.7311 4.6185 4.4263 4.2149 a Triple *Temperatures on ITS-90 scale 2.000 1.058 1.411 2.002 1.061 1.413 2.005 1.066 1.417 2.010 1.073 1.421 2.014 1.082 1.427 2.020 1.091 1.433 2.027 1.102 1.441 2.035 1.114 1.450 2.041 1.124 1.457 2.045 1.129 1.461 2.056 1.145 1.473 2.068 1.163 1.487 2.083 1.184 1.503 2.099 1.208 1.521 2.119 1.235 1.542 2.141 1.266 1.567 2.166 1.300 1.594 2.196 1.341 1.626 2.231 1.387 1.664 2.271 1.440 1.707 2.318 1.503 1.758 2.479 1.714 1.931 2.743 2.062 2.221 3.240 2.749 2.778 4.508 4.631 4.216 16.720 23.740 16.930    995 987 966 946 926 906 885 865 851 845 824 804 783 762 741 719 697 675 652 629 605 543 476 403 317 195 b Normal point 161.1 162.1 164.3 166.4 168.4 170.3 172.1 173.8 174.8 175.3 176.7 178.0 179.2 180.2 181.0 181.8 182.4 182.8 183.1 183.3 183.3 182.5 180.8 177.7 172.6 160.3 0.0 Viscosity, Pa·s Thermal Cond., Surface mW/(m·K) Tension, Temp.,* Liquid Vapor Liquid Vapor mN/m K 311.6 4.38 297.5 4.44 267.8 4.59 242.3 4.73 220.2 4.88 201.1 5.03 184.3 5.19 169.6 5.34 160.7 5.44 156.6 5.49 145.1 5.65 134.8 5.81 125.6 5.97 117.2 6.14 109.7 6.31 102.8 6.48 96.5 6.66 90.7 6.84 85.4 7.03 80.4 7.23 75.8 7.43 65.3 7.98 56.0 8.63 47.3 9.44 38.4 10.62 26.9 13.33 — — 173.2 171.5 167.5 163.5 159.5 155.5 151.5 147.5 144.8 143.5 139.5 135.6 131.6 127.7 123.7 119.8 115.9 111.9 108.0 104.0 100.1 90.3 80.4 70.6 61.0 56.4  5.62 5.71 5.92 6.14 6.35 6.58 6.80 7.03 7.19 7.26 7.51 7.76 8.01 8.29 8.57 8.87 9.19 9.53 9.89 10.29 10.73 12.04 13.83 16.58 21.72 41.54  12.24 12.03 11.55 11.07 10.59 10.12 9.65 9.19 8.87 8.73 8.27 7.83 7.38 6.94 6.51 6.09 5.67 5.25 4.84 4.44 4.05 3.10 2.21 1.39 0.66 0.08 0.00 63.15 64 66 68 70 72 74 76 77.35 78 80 82 84 86 88 90 92 94 96 98 100 105 110 115 120 125 126.19 c Critical boiling point point Refrigerant 728 (Nitrogen) Properties of Gas at 0.101 325 MPa (one standard atmosphere) Temp., Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) –195.8b –180 –160 –140 –120 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 10 20 30 40 50 60 70 80 90 100 110 120 130 140 b Saturated 4.6121 3.7571 3.0593 2.5858 2.2414 1.9789 1.8696 1.7719 1.6839 1.6043 1.5320 1.4659 1.4053 1.3496 1.2981 1.2504 1.2061 1.1648 1.1263 1.0903 1.0565 1.0247 0.9948 0.9666 0.9399 0.9147 0.8908 0.8681 0.8466 0.8261 77.16 94.51 115.90 137.02 158.02 178.95 189.40 199.85 210.28 220.71 231.14 241.56 251.98 262.40 272.82 283.23 293.65 304.06 314.47 324.89 335.30 345.72 356.14 366.56 376.99 387.42 397.85 408.30 418.74 429.20 5.4090 5.6133 5.8213 5.9932 6.1402 6.2687 6.3273 6.3829 6.4355 6.4857 6.5335 6.5791 6.6229 6.6649 6.7053 6.7441 6.7815 6.8177 6.8526 6.8864 6.9191 6.9509 6.9817 7.0117 7.0408 7.0691 7.0967 7.1236 7.1498 7.1755 vapor at normal boiling point 1.124 1.081 1.061 1.052 1.048 1.045 1.045 1.044 1.043 1.043 1.042 1.042 1.042 1.042 1.042 1.041 1.041 1.041 1.041 1.041 1.042 1.042 1.042 1.042 1.043 1.043 1.044 1.044 1.045 1.046 cp /cv Vel of Sound, m/s Thermal Cond., Visc., Pa·s mW/(m· K) 1.457 1.432 1.419 1.412 1.409 1.406 1.405 1.405 1.404 1.404 1.403 1.403 1.403 1.402 1.402 1.402 1.402 1.401 1.401 1.401 1.401 1.400 1.400 1.400 1.400 1.399 1.399 1.398 1.398 1.397 174.8 194.0 215.2 234.2 251.6 267.9 275.6 283.1 290.4 297.5 304.4 311.2 317.9 324.4 330.7 337.0 343.1 349.1 355.0 360.8 366.5 372.1 377.7 383.1 388.5 393.7 398.9 404.0 409.1 414.1 5.44 6.51 7.81 9.06 10.27 11.42 11.99 12.54 13.08 13.61 14.14 14.65 15.16 15.66 16.15 16.63 17.10 17.57 18.03 18.49 18.94 19.38 19.82 20.25 20.68 21.10 21.52 21.93 22.34 22.74 7.19 8.72 10.63 12.49 14.28 16.03 16.88 17.71 18.54 19.35 20.15 20.94 21.72 22.49 23.25 24.00 24.74 25.47 26.20 26.91 27.62 28.32 29.01 29.69 30.37 31.04 31.70 32.36 33.01 33.66 Temp., Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370 380 390 400 420 440 460 480 500 0.8065 0.7879 0.7701 0.7531 0.7368 0.7212 0.7063 0.6920 0.6782 0.6650 0.6523 0.6401 0.6283 0.6169 0.6060 0.5954 0.5852 0.5753 0.5658 0.5565 0.5476 0.5390 0.5306 0.5225 0.5146 0.5069 0.4923 0.4785 0.4655 0.4531 0.4414 439.66 450.14 460.62 471.12 481.62 492.14 502.67 513.22 523.78 534.36 544.95 555.56 566.19 576.84 587.50 598.19 608.90 619.62 630.37 641.14 651.93 662.74 673.58 684.44 695.32 706.22 728.10 750.08 772.15 794.32 816.59 7.2005 7.2249 7.2489 7.2723 7.2952 7.3177 7.3397 7.3613 7.3825 7.4033 7.4238 7.4439 7.4636 7.4831 7.5022 7.5210 7.5395 7.5577 7.5757 7.5934 7.6109 7.6281 7.6451 7.6618 7.6783 7.6947 7.7267 7.7580 7.7885 7.8183 7.8475 1.047 1.048 1.049 1.050 1.051 1.053 1.054 1.055 1.057 1.059 1.060 1.062 1.064 1.066 1.068 1.070 1.072 1.074 1.076 1.078 1.080 1.082 1.085 1.087 1.089 1.092 1.096 1.101 1.106 1.111 1.116 cp /cv Vel of Sound, m/s Thermal Cond., Visc., Pa·s mW/(m· K) 1.397 1.396 1.396 1.395 1.394 1.394 1.393 1.392 1.391 1.390 1.389 1.389 1.388 1.387 1.386 1.385 1.384 1.383 1.381 1.380 1.379 1.378 1.377 1.376 1.375 1.374 1.371 1.369 1.367 1.365 1.363 419.0 423.8 428.6 433.3 438.0 442.6 447.1 451.6 456.0 460.4 464.7 468.9 473.2 477.3 481.5 485.5 489.6 493.6 497.5 501.4 505.3 509.1 512.9 516.7 520.4 524.1 531.4 538.6 545.6 552.6 559.4 23.14 23.53 23.92 24.31 24.69 25.07 25.44 25.81 26.18 26.54 26.90 27.26 27.62 27.97 28.32 28.66 29.00 29.35 29.68 30.02 30.35 30.68 31.01 31.34 31.66 31.98 32.62 33.24 33.87 34.48 35.08 34.30 34.93 35.56 36.18 36.80 37.42 38.03 38.63 39.23 39.83 40.42 41.01 41.59 42.17 42.75 43.32 43.89 44.46 45.02 45.58 46.13 46.69 47.23 47.78 48.33 48.87 49.94 51.00 52.06 53.10 54.14 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Licensed for single user © 2017 ASHRAE, Inc Fig 31 Pressure-Enthalpy Diagram for Refrigerant 729 (Air) 30.64 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.65 Licensed for single user © 2017 ASHRAE, Inc Refrigerant 729 (Air) Properties of Liquid on the Bubble Line and Vapor on the Dew Line Enthalpy, Density, Volume, Absolute Temperature,* K kJ/kg kg/m3 m3/kg Pressure, MPa Bubble Dew Liquid Vapor Liquid Vapor 0.00526 0.008 0.01 0.015 0.02 0.03 0.04 0.05 0.06 0.08 0.1 0.10132b 0.15 0.2 0.3 0.4 0.5 0.6 0.8 1.5 2.5 3.78781c 59.75 61.83 63.00 65.27 66.99 69.58 71.57 73.19 74.58 76.89 78.79 78.90 82.51 85.39 89.82 93.26 96.12 98.59 102.76 106.23 113.15 118.58 123.11 127.03 132.53 63.09 65.12 66.27 68.47 70.15 72.68 74.61 76.19 77.53 79.78 81.62 81.73 85.23 88.02 92.32 95.65 98.42 100.80 104.83 108.18 114.83 120.02 124.32 127.99 132.53 957.8 949.2 944.4 934.9 927.6 916.5 907.9 900.8 894.7 884.3 875.7 875.1 858.4 844.6 822.7 805.0 789.7 776.0 751.9 730.4 682.6 638.2 592.9 541.8 342.6 3.42745 2.32401 1.88990 1.29870 0.99558 0.68481 0.52523 0.42756 0.36139 0.27713 0.22550 0.22277 0.15488 0.11849 0.08100 0.06165 0.04977 0.04169 0.03136 0.02500 0.01623 0.01162 0.00869 0.00658 0.00292 –162.40 –158.45 –156.22 –151.92 –148.64 –143.68 –139.88 –136.77 –134.10 –129.64 –125.95 –125.73 –118.68 –113.01 –104.17 –97.17 –91.26 –86.07 –77.12 –69.40 –53.12 –39.06 –25.82 –12.26 29.38 62.73 64.67 65.75 67.82 69.35 71.62 73.30 74.63 75.75 77.55 78.96 79.05 81.55 83.38 85.84 87.42 88.49 89.22 89.99 90.12 88.65 85.27 80.04 72.34 29.38 Viscosity, Pa·s Thermal Cond., mW/(m·K) Liquid Velocity of Specific Heat cp , Sound, m/s kJ/(kg·K) cp /cv Vapor Liquid Vapor Vapor Liquid Vapor Liquid Vapor Liquid Vapor Surface Tension, mN/m 2.4517 2.5165 2.5522 2.6193 2.6687 2.7412 2.7948 2.8378 2.8738 2.9323 2.9794 2.9822 3.0688 3.1357 3.2353 3.3104 3.3715 3.4235 3.5098 3.5811 3.7230 3.8379 3.9407 4.0419 4.3479 6.1507 6.0614 6.0142 5.9293 5.8697 5.7866 5.7282 5.6832 5.6467 5.5893 5.5450 5.5424 5.4648 5.4079 5.3272 5.2691 5.2231 5.1848 5.1221 5.0708 4.9678 4.8805 4.7966 4.7056 4.3479 424.8 4.47 377.9 4.62 354.6 4.70 315.3 4.87 289.6 4.99 256.4 5.18 234.8 5.33 219.0 5.45 206.8 5.55 188.7 5.72 175.6 5.86 174.8 5.87 153.5 6.15 139.3 6.37 120.9 6.72 108.9 7.00 100.1 7.25 93.3 7.47 83.0 7.86 75.3 8.21 61.9 9.00 52.5 9.79 44.8 10.68 37.7 11.82 — — 185.2 181.2 179.0 174.7 171.4 166.5 162.7 159.7 157.0 152.7 149.1 148.9 142.1 136.8 128.5 122.1 116.8 112.2 104.4 98.0 85.2 75.2 66.9 60.0 — 14.95 14.41 14.11 13.54 13.11 12.46 11.97 11.57 11.24 10.68 10.22 10.20 9.35 8.68 7.67 6.90 6.28 5.75 4.88 4.18 2.85 1.89 1.16 0.59 0.00 Entropy, kJ/(kg·K) 1.895 1.897 1.899 1.902 1.904 1.909 1.913 1.917 1.921 1.928 1.936 1.936 1.953 1.969 2.002 2.034 2.068 2.102 2.176 2.258 2.515 2.899 3.558 5.008 — bBubble *Temperatures on ITS-90 scale 1.014 1.017 1.019 1.023 1.026 1.033 1.039 1.044 1.050 1.060 1.070 1.071 1.094 1.117 1.162 1.207 1.253 1.299 1.398 1.506 1.844 2.359 3.27 5.303 — 1.405 1.407 1.408 1.411 1.414 1.420 1.425 1.430 1.434 1.443 1.452 1.452 1.471 1.409 1.527 1.564 1.601 1.639 1.721 1.813 2.101 2.538 3.286 4.895 — 1056 1035 1023 1001 984 959 940 925 911 889 871 869 834 806 762 727 697 670 625 585 500 427 359 290 — 158.9 161.3 162.6 165.0 166.8 169.4 171.3 172.8 174.0 175.9 177.3 177.4 179.9 181.6 183.7 184.9 185.6 186.0 186.3 186.0 184.2 181.4 177.8 173.4 — 5.83 6.04 6.16 6.38 6.55 6.80 7.00 7.16 7.29 7.52 7.71 7.72 8.07 8.37 8.88 9.37 9.82 10.24 11.03 11.81 13.87 16.31 19.55 24.56 — c Critical and dew points at one standard atmosphere point Refrigerant 729 (Air) Properties of Gas at 0.101 325 MPa (one standard atmosphere) Temp., Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) –191.4d –180 –160 –140 –120 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 10 20 30 40 50 60 70 80 90 100 110 120 130 140 dSaturated 4.4889 3.8887 3.1648 2.6744 2.3178 2.0462 1.9332 1.8321 1.7411 1.6588 1.5840 1.5156 1.4530 1.3953 1.3421 1.2927 1.2469 1.2043 1.1644 1.1272 1.0922 1.0594 1.0284 0.9993 0.9717 0.9456 0.9209 0.8975 0.8752 0.8540 79.05 91.09 111.75 132.15 152.43 172.63 182.71 192.79 202.86 212.93 222.99 233.06 243.11 253.17 263.23 273.29 283.35 293.41 303.48 313.55 323.62 333.70 343.79 353.88 363.98 374.09 384.21 394.34 404.49 414.64 5.5424 5.6804 5.8814 6.0474 6.1893 6.3133 6.3699 6.4235 6.4743 6.5227 6.5688 6.6130 6.6552 6.6957 6.7347 6.7722 6.8084 6.8433 6.8771 6.9098 6.9414 6.9721 7.0020 7.0310 7.0592 7.0866 7.1134 7.1395 7.1650 7.1899 1.071 1.044 1.025 1.016 1.012 1.009 1.008 1.007 1.007 1.007 1.006 1.006 1.006 1.006 1.006 1.006 1.006 1.006 1.007 1.007 1.008 1.008 1.009 1.010 1.011 1.011 1.012 1.014 1.015 1.016 vapor at dew-point temperature cp /cv Vel of Sound, m/s 1.452 1.435 1.421 1.414 1.410 1.408 1.407 1.406 1.406 1.405 1.405 1.404 1.404 1.404 1.403 1.403 1.402 1.402 1.402 1.401 1.401 1.400 1.400 1.399 1.399 1.398 1.397 1.397 1.396 1.395 177.4 190.8 211.7 230.4 247.6 263.5 271.1 278.5 285.7 292.7 299.5 306.2 312.7 319.1 325.4 331.5 337.5 343.4 349.2 354.9 360.5 366.0 371.4 376.7 381.9 387.1 392.1 397.1 402.1 406.9 Visc., Pa·s 5.87 6.68 8.04 9.35 10.61 11.82 12.41 12.99 13.55 14.11 14.66 15.20 15.73 16.25 16.76 17.27 17.77 18.26 18.75 19.22 19.70 20.16 20.62 21.08 21.52 21.97 22.41 22.84 23.27 23.69 Thermal Cond., mW/(m·K) 7.72 8.84 10.76 12.63 14.45 16.20 17.06 17.91 18.74 19.56 20.37 21.17 21.96 22.74 23.51 24.27 25.02 25.77 26.50 27.22 27.94 28.65 29.36 30.05 30.74 31.42 32.10 32.77 33.43 34.09 Temp., Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370 380 390 400 420 440 460 480 500 0.8338 0.8145 0.7961 0.7785 0.7617 0.7456 0.7302 0.7154 0.7011 0.6875 0.6743 0.6617 0.6495 0.6378 0.6264 0.6155 0.6049 0.5947 0.5849 0.5753 0.5661 0.5572 0.5485 0.5401 0.5320 0.5241 0.5089 0.4947 0.4812 0.4684 0.4563 424.81 434.99 445.18 455.39 465.62 475.86 486.12 496.40 506.70 517.02 527.35 537.71 548.09 558.49 568.91 579.35 589.82 600.30 610.81 621.35 631.90 642.48 653.09 663.71 674.37 685.04 706.47 727.98 749.60 771.31 793.12 7.2142 7.2379 7.2612 7.2840 7.3063 7.3282 7.3497 7.3707 7.3914 7.4117 7.4317 7.4513 7.4705 7.4895 7.5082 7.5266 7.5447 7.5625 7.5801 7.5974 7.6145 7.6313 7.6479 7.6643 7.6805 7.6965 7.7279 7.7585 7.7884 7.8176 7.8461 1.017 1.019 1.020 1.022 1.023 1.025 1.027 1.029 1.031 1.033 1.035 1.037 1.039 1.041 1.043 1.045 1.048 1.050 1.052 1.055 1.057 1.059 1.062 1.064 1.066 1.069 1.074 1.078 1.083 1.088 1.093 cp /cv 1.394 1.394 1.393 1.392 1.391 1.390 1.389 1.388 1.387 1.386 1.385 1.384 1.383 1.381 1.380 1.379 1.378 1.377 1.376 1.375 1.373 1.372 1.371 1.370 1.369 1.368 1.365 1.363 1.361 1.359 1.357 Vel of Sound, m/s 411.7 416.4 421.1 425.7 430.2 434.7 439.1 443.5 447.8 452.0 456.2 460.4 464.5 468.6 472.6 476.6 480.5 484.4 488.3 492.1 495.9 499.7 503.4 507.1 510.7 514.3 521.5 528.5 535.4 542.3 549.0 Thermal Cond., Visc., Pa·s mW/(m·K) 24.11 24.52 24.93 25.34 25.74 26.13 26.53 26.92 27.30 27.69 28.06 28.44 28.81 29.18 29.55 29.91 30.27 30.63 30.98 31.34 31.69 32.03 32.38 32.72 33.06 33.40 34.06 34.72 35.37 36.02 36.65 34.75 35.39 36.04 36.67 37.31 37.93 38.56 39.17 39.79 40.40 41.00 41.60 42.20 42.80 43.39 43.97 44.56 45.14 45.71 46.29 46.86 47.42 47.99 48.55 49.11 49.66 50.76 51.86 52.94 54.01 55.08 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Fig 32 Licensed for single user © 2017 ASHRAE, Inc Pressure-Enthalpy Diagram for Refrigerant 732 (Oxygen) 30.66 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.67 Licensed for single user © 2017 ASHRAE, Inc Refrigerant 732 (Oxygen) Properties of Saturated Liquid and Saturated Vapor Enthalpy, Absolute Density, Volume, kJ/kg Temp.,* Pressure, kg/m3 m3/kg MPa K Liquid Vapor Liquid Vapor Liquid 54.36a 55 60 65 70 75 80 85 90 90.19b 95 100 105 110 115 120 125 130 135 140 145 150 154.58c 2.0921 2.1117 2.2571 2.3912 2.5156 2.6313 2.7397 2.8417 2.9383 2.9419 3.0303 3.1185 3.2033 3.2855 3.3657 3.4444 3.5222 3.6001 3.6791 3.7612 3.8498 3.9546 4.2008 0.00015 0.00018 0.00073 0.00233 0.00626 0.01455 0.03012 0.05683 0.09935 0.10133 0.16308 0.25400 0.37853 0.54340 0.75559 1.02230 1.35090 1.74910 2.22500 2.78780 3.44770 4.21860 5.04300 1306.1 96.54300 –193.61 1303.5 80.00900 –192.55 1282.0 21.46200 –184.19 1259.7 7.21880 –175.81 1237.0 2.89250 –167.42 1213.9 1.32930 –159.02 1190.5 0.68099 –150.61 1166.6 0.38047 –142.18 1142.1 0.22794 –133.69 1141.2 0.22386 –133.37 1116.9 0.14450 –125.12 1090.9 0.09592 –116.45 1063.8 0.06612 –107.64 1035.5 0.04699 –98.64 1005.6 0.03424 –89.42 973.9 0.02544 –79.90 939.7 0.01919 –70.02 902.5 0.01463 –59.66 861.0 0.01120 –48.65 813.2 0.00856 –36.70 755.1 0.00646 –23.22 675.5 0.00465 –6.67 436.1 0.00229 32.42 49.11 49.68 54.19 58.66 63.09 67.45 71.69 75.75 79.55 79.69 83.04 86.16 88.85 91.05 92.72 93.75 94.06 93.47 91.74 88.47 82.83 72.56 32.42 Velocity of Viscosity, Thermal Cond., Specific Heat cp , Surface Sound, m/s Pa·s mW/(m·K) kJ/(kg·K) cp /cv Tension, Temp.,* Vapor Liquid Vapor Vapor Liquid Vapor Liquid Vapor Liquid Vapor mN/m K Entropy, kJ/(kg·K) 6.5571 6.5159 6.2301 5.9985 5.8086 5.6510 5.5185 5.4055 5.3076 5.3042 5.2215 5.1445 5.0746 5.0100 4.9495 4.8915 4.8349 4.7780 4.7191 4.6552 4.5812 4.4828 4.2008 a Triple *Temperatures on ITS-90 scale 1.673 1.672 1.673 1.677 1.678 1.679 1.682 1.688 1.699 1.699 1.715 1.738 1.767 1.807 1.858 1.927 2.021 2.153 2.354 2.691 3.368 5.464  0.926 0.928 0.948 0.967 0.978 0.979 0.974 0.969 0.970 0.971 0.982 1.006 1.046 1.101 1.177 1.276 1.411 1.600 1.886 2.370 3.369 6.625  1.395 1.394 1.390 1.387 1.387 1.392 1.402 1.417 1.436 1.437 1.460 1.491 1.528 1.576 1.638 1.721 1.835 2.000 2.252 2.682 3.561 6.315  1123 1127 1127 1102 1066 1027 987 947 906 904 864 822 779 735 689 642 592 540 484 423 355 274 b Normal point 140.3 141.1 147.0 152.6 158.1 163.3 168.4 173.1 177.3 177.5 181.0 184.1 186.4 188.1 189.1 189.4 189.0 187.8 185.7 182.8 178.8 172.8 0.0 773.6 747.5 578.1 457.9 371.8 308.7 261.2 224.6 195.6 194.7 172.1 152.6 135.9 121.5 108.8 97.4 87.1 77.6 68.7 60.2 51.9 42.9 — 4.10 4.15 4.55 4.96 5.36 5.75 6.15 6.54 6.94 6.95 7.33 7.73 8.13 8.55 8.98 9.43 9.91 10.45 11.06 11.82 12.88 14.72 — 201.9 201.0 193.9 186.8 179.7 172.6 165.4 158.3 151.0 150.8 143.8 136.6 129.2 121.9 114.6 107.2 99.9 92.6 85.4 78.2 71.1 64.2  4.42 4.48 4.98 5.49 5.99 6.51 7.03 7.57 8.12 8.15 8.71 9.34 10.01 10.75 11.57 12.51 13.61 14.94 16.64 18.98 22.58 29.67  22.68 22.50 21.12 19.76 18.41 17.09 15.78 14.49 13.22 13.17 11.98 10.75 9.56 8.39 7.25 6.14 5.07 4.04 3.05 2.13 1.27 0.51 0.00 54.36 55 60 65 70 75 80 85 90 90.19 95 100 105 110 115 120 125 130 135 140 145 150 154.58 c Critical boiling point point Refrigerant 732 (Oxygen) Properties of Gas at 0.101 325 MPa (one standard atmosphere) Thermal Cond., Temp.,* Density, Enthalpy, Entropy, cp , kJ/ Visc., °C kg/m3 Pa·s mW/(m·K) kJ/kg kJ/(kg· K) (kg· K) Visc., Pa·s 1.379 1.377 389.3 393.7 26.96 27.43 35.69 36.41 0.954 0.957 0.961 1.375 1.373 1.372 398.0 402.2 406.4 27.90 28.37 28.83 37.11 37.81 38.51 6.8400 6.8602 6.8801 0.964 0.967 0.970 1.370 1.368 1.367 410.5 414.5 418.5 29.28 29.73 30.18 39.21 39.89 40.58 464.40 474.14 527.35 6.8996 6.9188 7.4345 0.973 0.976 1.035 1.365 1.363 1.385 422.5 426.4 456.2 30.63 31.06 27.56 41.26 41.94 40.55 0.7313 0.7178 0.7048 493.73 503.58 513.45 6.9562 6.9745 6.9925 0.983 0.986 0.989 1.360 1.359 1.357 434.2 438.0 441.7 31.93 32.36 32.78 43.28 43.94 44.61 290 300 310 0.6923 0.6802 0.6686 523.36 533.29 543.26 7.0103 7.0278 7.0450 0.992 0.995 0.998 1.355 1.354 1.352 445.4 449.1 452.8 33.20 33.62 34.04 45.27 45.92 46.57 25.95 26.73 27.51 320 330 340 0.6573 0.6464 0.6358 553.26 563.28 573.34 7.0620 7.0788 7.0953 1.001 1.004 1.007 1.351 1.350 1.348 456.4 460.0 463.6 34.45 34.85 35.26 47.22 47.87 48.51 21.91 22.44 28.29 29.05 350 360 0.6256 0.6157 583.43 593.54 7.1116 7.1277 1.010 1.013 1.347 1.345 467.1 470.6 35.66 36.06 49.15 49.78 352.1 357.0 361.9 366.6 371.3 375.9 22.97 23.49 24.00 24.51 25.01 25.50 29.82 30.57 31.32 32.06 32.80 33.53 370 380 390 400 420 440 0.6062 0.5969 0.5879 0.5792 0.5624 0.5467 603.68 613.86 624.05 634.28 654.81 675.45 7.1436 7.1593 7.1748 7.1901 7.2202 7.2495 1.016 1.019 1.021 1.024 1.029 1.034 1.344 1.343 1.342 1.340 1.338 1.336 474.1 477.5 480.9 484.3 491.0 497.6 36.46 36.85 37.24 37.63 38.39 39.15 50.42 51.05 51.68 52.30 53.54 54.78 380.5 384.9 25.99 26.48 34.26 34.98 460 480 500 0.5318 0.5176 0.5042 696.19 717.02 737.95 7.2782 7.3062 7.3336 1.039 1.044 1.049 1.334 1.332 1.330 504.2 510.6 517.0 39.90 40.64 41.36 56.00 57.21 58.42 cp /cv Vel of Sound, m/s –183.0b –180 4.4671 4.3120 79.69 82.52 5.3042 5.3352 0.971 0.948 1.437 1.439 177.5 181.1 6.95 7.18 8.15 8.43 150 160 0.9215 0.9002 387.55 397.05 6.7333 6.7555 0.948 0.951 –160 –140 –120 3.5050 2.9596 2.564 101.23 119.78 138.20 5.5171 5.6681 5.7970 0.931 0.924 0.919 1.422 1.414 1.409 201.0 218.8 235.2 8.71 10.18 11.59 10.34 12.22 14.07 170 180 190 0.8799 0.8605 0.8419 406.58 416.14 425.72 6.7772 6.7986 6.8195 –100 –90 –80 2.2629 2.1378 2.0258 156.56 165.72 174.87 5.9096 5.9611 6.0097 0.916 0.916 0.915 1.407 1.406 1.405 250.4 257.6 264.6 12.96 13.62 14.28 15.88 16.76 17.64 200 210 220 0.8241 0.8070 0.7906 435.35 445.00 454.68 –70 –60 –50 1.9251 1.8340 1.7512 184.02 193.16 202.30 6.0559 6.0998 6.1418 0.915 0.914 0.914 1.404 1.404 1.403 271.5 278.1 284.6 14.92 15.55 16.17 18.51 19.37 20.22 230 240 250 0.7749 0.7598 0.6743 –40 –30 –20 1.6756 1.6063 1.5425 211.45 220.59 229.74 6.1818 6.2202 6.2571 0.914 0.915 0.915 1.402 1.401 1.401 290.9 297.1 303.1 16.78 17.39 17.98 21.06 21.90 22.72 260 270 280 –10 10 1.4836 1.4290 1.3784 238.90 248.06 257.23 6.2926 6.3268 6.3597 0.916 0.917 0.918 1.400 1.399 1.398 309.0 314.8 320.5 18.57 19.14 19.71 23.54 24.35 25.15 20 30 40 1.3312 1.2871 1.2459 266.41 275.61 284.82 6.3916 6.4225 6.4524 0.919 0.920 0.922 1.397 1.396 1.395 326.0 331.4 336.7 20.27 20.83 21.37 50 60 1.2073 1.1709 294.05 303.29 6.4814 6.5095 0.924 0.926 1.394 1.392 342.0 347.1 70 80 90 100 110 120 1.1367 1.1045 1.0740 1.0452 1.0179 0.9919 312.56 321.85 331.16 340.49 349.85 359.23 6.5369 6.5636 6.5896 6.6150 6.6397 6.6639 0.928 0.930 0.932 0.935 0.937 0.940 1.391 1.390 1.388 1.387 1.385 1.384 130 140 0.9673 0.9439 368.64 378.08 6.6875 6.7107 0.943 0.945 1.382 1.38 *Temperatures on IPTS-68 scale Thermal Cond., mW/(m·K) Vel of Sound, m/s Temp.,* Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) cp /cv This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Pressure Licensed for single user © 2017 ASHRAE, Inc Fig 33 Pressure-Enthalpy Diagram for Refrigerant 740 (Argon) 30.68 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.69 Refrigerant 740 (Argon) Properties of Saturated Liquid and Saturated Vapor Licensed for single user © 2017 ASHRAE, Inc Absolute Density, Volume, Temp.,* Pressure, kg/m3 m3/kg MPa K Liquid Vapor 83.81a 84 86 87.30b 88 90 92 94 96 98 100 102 104 106 108 110 112 114 116 118 120 125 130 135 140 145 150 150.69c 0.06889 0.07045 0.08811 0.10132 0.10901 0.13351 0.16199 0.19485 0.23249 0.27532 0.32377 0.37825 0.43920 0.50706 0.58226 0.66526 0.75650 0.85644 0.96553 1.08420 1.21300 1.58230 2.02550 2.55090 3.16820 3.88960 4.73460 4.86300 1416.8 1415.6 1403.4 1395.4 1391.1 1378.6 1366.0 1353.2 1340.3 1327.1 1313.7 1300.1 1286.2 1272.0 1257.6 1242.8 1227.6 1212.1 1196.2 1179.7 1162.8 1117.9 1068.1 1011.5 943.7 854.3 680.4 535.6 0.24663 0.24164 0.19687 0.17320 0.16198 0.13448 0.11258 0.09496 0.08067 0.06897 0.05932 0.05129 0.04458 0.03892 0.03413 0.03004 0.02654 0.02351 0.02090 0.01862 0.01663 0.01263 0.00966 0.00739 0.00559 0.00409 0.00253 0.00187 Enthalpy, kJ/kg Entropy, kJ/(kg·K) Velocity of Sound, m/s cp /cv Liquid Vapor Vapor Liquid Vapor Liquid Vapor Liquid Vapor –121.44 –121.22 –118.98 –117.52 –116.74 –114.49 –112.23 –109.96 –107.68 –105.38 –103.06 –100.72 –98.37 –95.98 –93.57 –91.13 –88.65 –86.14 –83.59 –81.00 –78.35 –71.49 –64.16 –56.18 –47.16 –36.19 –17.88 –4.33 42.28 42.36 43.13 43.62 43.87 44.57 45.23 45.85 46.41 46.93 47.40 47.81 48.17 48.46 48.68 48.84 48.92 48.93 48.85 48.68 48.41 47.27 45.30 42.21 37.47 29.76 11.52 –4.33 1.3295 1.3321 1.3583 1.3750 1.3839 1.4090 1.4335 1.4577 1.4814 1.5048 1.5278 1.5505 1.5730 1.5952 1.6172 1.6390 1.6606 1.6821 1.7035 1.7248 1.7461 1.7995 1.8538 1.9102 1.9712 2.0425 2.1589 2.2476 3.2830 1.116 0.555 1.709 3.2794 1.116 0.556 1.710 3.2433 1.116 0.562 1.719 3.2208 1.117 0.566 1.725 3.2090 1.118 0.568 1.728 3.1763 1.121 0.576 1.740 3.1451 1.125 0.584 1.752 3.1152 1.131 0.593 1.766 3.0865 1.137 0.603 1.782 3.0590 1.145 0.614 1.800 3.0324 1.154 0.627 1.820 3.0068 1.164 0.641 1.842 2.9819 1.175 0.656 1.867 2.9578 1.188 0.673 1.894 2.9343 1.202 0.691 1.926 2.9114 1.218 0.712 1.960 2.8890 1.235 0.736 2.000 2.8669 1.255 0.762 2.044 2.8452 1.278 0.791 2.094 2.8238 1.303 0.825 2.151 2.8025 1.332 0.863 2.216 2.7495 1.425 0.986 2.426 2.6957 1.564 1.172 2.741 2.6390 1.790 1.482 3.262 2.5757 2.225 2.104 4.258 2.4973 3.399 3.896 6.880 2.3550 23.580 35.470 43.160 2.2476    a Triple *Temperatures on ITS-90 scale Viscosity, Pa·s Thermal Cond., mW/(m·K) Liquid Vapor Liquid Vapor Surface Tension, Temp.,* mN/m K 290.2 288.4 270.9 260.3 254.8 240.0 226.4 213.8 202.2 191.3 181.3 172.0 163.3 155.2 147.6 140.4 133.7 127.4 121.4 115.7 110.2 97.6 85.9 74.7 63.6 52.1 36.8 — 133.6 133.3 130.4 128.5 127.4 124.5 121.6 118.7 115.8 113.0 110.2 107.4 104.6 101.9 99.1 96.4 93.7 91.0 88.4 85.7 83.1 76.7 70.4 64.2 58.1 52.0 57.6  13.42 13.37 12.86 12.53 12.35 11.85 11.36 10.86 10.38 9.89 9.42 8.94 8.48 8.02 7.56 7.11 6.67 6.23 5.80 5.38 4.96 3.95 3.00 2.10 1.29 0.58 0.04 0.00 Specific Heat cp , kJ/(kg·K) 862 861 847 838 833 819 805 791 776 762 747 732 717 701 685 669 653 636 619 602 584 538 488 433 372 297 175 168.1 168.3 169.9 170.9 171.4 172.8 174.2 175.5 176.7 177.8 178.9 179.9 180.8 181.6 182.4 183.0 183.6 184.1 184.5 184.8 185.1 185.3 184.8 183.7 181.5 176.6 157.0 0.0 b Normal point 6.86 6.87 7.05 7.17 7.23 7.41 7.60 7.78 7.97 8.16 8.35 8.54 8.74 8.95 9.15 9.37 9.59 9.81 10.04 10.29 10.54 11.23 12.03 13.02 14.32 16.27 21.18 — 5.36 5.37 5.52 5.62 5.68 5.83 6.00 6.16 6.33 6.51 6.69 6.88 7.08 7.28 7.50 7.73 7.98 8.24 8.52 8.82 9.15 10.14 11.45 13.34 16.39 22.53 55.88  83.81 84 86 87.3 88 90 92 94 96 98 100 102 104 106 108 110 112 114 116 118 120 125 130 135 140 145 150 150.69 c Critical boiling point point Refrigerant 740 (Argon) Properties of Gas at 0.101 325 MPa (one standard atmosphere) Temp., Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) –185.8b –180 –160 –140 –120 –100 –90 –80 –70 –60 –50 –40 –30 –20 –10 10 20 30 40 50 60 70 80 90 100 110 120 130 140 5.7736 5.3774 4.3721 3.6930 3.2000 2.8246 2.6684 2.5287 2.4031 2.2894 2.1861 2.0917 2.0052 1.9256 1.8520 1.7840 1.7207 1.6618 1.6068 1.5554 1.5071 1.4618 1.4191 1.3788 1.3408 1.3048 1.2707 1.2383 1.2076 1.1783 b Saturated vapor at normal boiling point 43.62 46.90 57.80 68.48 79.06 89.58 94.83 100.08 105.31 110.55 115.78 121.00 126.23 131.45 136.67 141.89 147.11 152.33 157.54 162.76 167.97 173.18 178.39 183.61 188.82 194.03 199.24 204.45 209.66 214.87 3.2208 3.2571 3.3632 3.4501 3.5242 3.5887 3.6182 3.6461 3.6725 3.6977 3.7217 3.7446 3.7665 3.7876 3.8078 3.8273 3.8460 3.8641 3.8816 3.8985 3.9149 3.9308 3.9462 3.9612 3.9758 3.9899 4.0037 4.0171 4.0302 4.0430 0.566 0.556 0.538 0.531 0.527 0.525 0.525 0.524 0.524 0.523 0.523 0.523 0.522 0.522 0.522 0.522 0.522 0.522 0.522 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 cp /cv 1.725 1.715 1.696 1.686 1.681 1.677 1.676 1.675 1.674 1.673 1.672 1.672 1.671 1.671 1.671 1.670 1.670 1.670 1.669 1.669 1.669 1.669 1.669 1.669 1.669 1.668 1.668 1.668 1.668 1.668 Vel of Sound, m/s Thermal Cond., Visc., Pa·s mW/(m·K) 170.9 177.2 196.6 214.0 229.9 244.7 251.8 258.6 265.3 271.8 278.1 284.3 290.4 296.3 302.2 307.9 313.5 319.0 324.4 329.7 334.9 340.1 345.1 350.1 355.1 359.9 364.7 369.4 374.1 378.7 7.17 7.66 9.32 10.93 12.50 14.02 14.77 15.50 16.22 16.94 17.64 18.33 19.02 19.69 20.36 21.02 21.67 22.31 22.94 23.56 24.18 24.79 25.40 25.99 26.58 27.17 27.74 28.32 28.88 29.44 5.62 6.01 7.30 8.56 9.79 10.99 11.57 12.15 12.72 13.28 13.83 14.38 14.91 15.44 15.97 16.48 16.99 17.50 17.99 18.48 18.97 19.45 19.92 20.39 20.85 21.31 21.76 22.21 22.66 23.09 Temp., Density, Enthalpy, Entropy, cp , kJ/ °C kg/m3 kJ/kg kJ/(kg· K) (kg· K) 150 160 170 180 190 200 210 220 230 240 250 260 270 280 290 300 310 320 330 340 350 360 370 380 390 400 420 440 460 480 500 1.1504 1.1239 1.0985 1.0742 1.0510 1.0288 1.0075 0.9870 0.9674 0.9485 0.9304 0.9129 0.8961 0.8799 0.8643 0.8492 0.8346 0.8206 0.8069 0.7938 0.7810 0.7687 0.7567 0.7452 0.7339 0.7230 0.7022 0.6825 0.6638 0.6462 0.6295 220.08 225.28 230.49 235.70 240.91 246.12 251.32 256.53 261.74 266.94 272.15 277.36 282.56 287.77 292.98 298.18 303.39 308.59 313.80 319.01 324.21 329.42 334.62 339.83 345.03 350.24 360.65 371.06 381.47 391.88 402.29 4.0554 4.0676 4.0795 4.0911 4.1025 4.1136 4.1245 4.1351 4.1456 4.1558 4.1659 4.1758 4.1854 4.1949 4.2043 4.2134 4.2224 4.2313 4.2400 4.2485 4.2570 4.2652 4.2734 4.2814 4.2893 4.2971 4.3124 4.3272 4.3416 4.3556 4.3692 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.521 0.520 0.520 0.520 0.520 cp /cv Vel of Sound, m/s 1.668 1.668 1.668 1.668 1.668 1.668 1.668 1.668 1.668 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 1.667 383.3 387.8 392.2 396.6 401.0 405.3 409.6 413.8 418.0 422.1 426.2 430.2 434.2 438.2 442.2 446.1 450.0 453.8 457.6 461.4 465.1 468.8 472.5 476.2 479.8 483.4 490.5 497.6 504.5 511.3 518.1 Thermal Cond., Visc., Pa·s mW/(m·K) 29.99 30.54 31.09 31.62 32.16 32.68 33.21 33.73 34.24 34.75 35.25 35.75 36.25 36.74 37.23 37.71 38.20 38.67 39.15 39.61 40.08 40.54 41.00 41.46 41.91 42.36 43.25 44.13 45.00 45.86 46.70 23.53 23.96 24.38 24.80 25.22 25.64 26.04 26.45 26.85 27.25 27.65 28.04 28.43 28.81 29.19 29.57 29.95 30.32 30.69 31.06 31.42 31.78 32.14 32.50 32.85 33.20 33.90 34.58 35.26 35.93 36.59 Licensed for single user © 2017 ASHRAE, Inc Enthalpy 30.70 This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Fig 34 Enthalpy-Concentration Diagram for Ammonia/Water Solutions Prepared by Kwang Kim and Keith Herold, Center for Environmental Energy Engineering, University of Maryland at College Park This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants 30.71 Specific Volume of Saturated Ammonia-Water Solutions, m3/kg Concentration, Ammonia (Mass basis) Temp., °C 10 20 30 40 50 60 70 80 90 100 Temp., °C –10 0.00100 0.00103 0.00106 0.00109 0.00114 0.00118 0.00122 0.00128 0.00135 0.00142 0.00151 –10 0.00100 0.00103 0.00107 0.00110 0.00114 0.00119 0.00124 0.00130 0.00137 0.00146 0.00156 10 0.00100 0.00104 0.00107 0.00111 0.00115 0.00120 0.00125 0.00132 0.00139 0.00149 0.00160 10 20 0.00100 0.00104 0.00108 0.00112 0.00116 0.00121 0.00127 0.00133 0.00142 0.00152 0.00164 20 30 0.00100 0.00105 0.00108 0.00113 0.00117 0.00123 0.00128 0.00135 0.00145 0.00156 0.00168 30 40 0.00101 0.00105 0.00109 0.00114 0.00119 0.00124 0.00130 0.00138 0.00148 0.00159 0.00173 40 50 0.00101 0.00106 0.00110 0.00115 0.00120 0.00125 0.00132 0.00140 0.00151 0.00163 0.00177 50 60 0.00102 0.00106 0.00111 0.00116 0.00121 0.00127 0.00134 0.00143 0.00154 0.00167 0.00183 60 70 0.00102 0.00107 0.00112 0.00117 0.00122 0.00129 0.00136 0.00146 0.00158 0.00172 0.00190 70 80 0.00103 0.00108 0.00113 0.00118 0.00124 0.00130 0.00139 0.00149 0.00162 0.00178 0.00198 80 90 0.00104 0.00109 0.00114 0.00119 0.00125 0.00132 0.00141 0.00153 0.00167 0.00184 0.00208 90 100 0.00104 0.00110 0.00115 0.00121 0.00127 0.00135 0.00145 0.00157 0.00172 0.00191 0.00219 100 Prepared under ASHRAE research project RP-271, sponsored by TC 8.3 Data reference: B.H Jennings, Ammonia water properties (paper presented at ASHRAE meeting, January 1965) Licensed for single user © 2017 ASHRAE, Inc Refrigerant Temperature (t  = °C) and Enthalpy (h = kJ/kg) of Lithium Bromide Solutions Percent LiBr Temp., (t = °C) 20 30 40 50 60 70 80 90 100 110 120 130 140 150 160 170 180 10 20 30 40 45 50 55 60 65 70 t 20.0 19.1 17.7 15.0 9.8 5.8 –0.4 –7.7 –15.8 –23.4# –29.3# h 84.0 67.4 52.6 40.4 33.5 33.5 38.9 53.2 78.0 111.0# 145.0# t 30.0 29.0 27.5 24.6 19.2 15.0 8.6 1.0 –7.3 –15.2# –21.6# h 125.8 103.3 84.0 68.6 58.3 56.8 60.5 73.5 96.8 128.4# 161.7# t 40.0 38.9 37.3 34.3 28.5 24.1 17.5 9.8 1.3 –7.0# –14.0# 146.0# 178.3# h 167.6 139.5 115.8 96.0 82.5 79.7 82.2 93.5 115.4 t 50.0 48.8 47.2 44.0 37.9 33.3 26.5 18.5 9.9 1.3 –6.3# h 209.3 175.2 147.0 123.4 106.7 102.6 103.8 114.0 134.5 163.5 195.0# t 60.0 58.8 57.0 53.6 47.3 42.5 35.5 27.3 18.4 9.5 1.4# h 251.1 211.7 179.1 151.4 131.7 125.8 125.8 134.7 153.7 181.4 211.9# t 70.0 68.7 66.8 63.3 56.6 51.6 44.4 36.1 27.0 17.7 9.0# h 293.0 247.7 210.5 178.8 155.7 148.9 148.0 155.6 173.2 199.4 228.8# t 80.0 78.6 76.7 73.0 66.0 60.8 53.4 44.8 35.6 26.0 16.7# h 334.9 287.8 243.6 207.3 181.0 172.8 170.0 176.2 192.6 217.2 245.7# t 90.0 88.6 86.5 82.6 75.4 70.0 62.3 53.6 44.1 34.2 24.3# h 376.9 321.1 275.6 235.4 206.1 195.8 192.3 197.1 212.2 235.6 262.9# t 100.0 98.5 96.3 92.3 84.7 79.1 71.3 62.4 52.7 42.4 32.0 h 419.0 357.6 307.9 263.8 231.0 219.9 214.6 218.2 231.5 253.5 279.7 t 110.0 108.4 106.2 101.9 94.1 88.3 80.2 71.1 61.3 50.6 39.7 h 461.3 394.3 340.1 292.4 255.9 243.3 236.8 239.1 251.0 271.4 296.3 t 120.0* 118.3* 116.0* 111.6 103.4 97.5 89.2 79.9 69.8 58.9 47.3 h 503.7* 431.0* 372.5* 320.9 281.0 267.0 259.0 260.0 270.2 289.5 313.4 t 130.0* 128.3* 125.8* 121.3* 112.8 106.7 92.8 88.7 78.4 67.1 55.0 h 546.5* 468.4* 404.5* 349.6* 306.2 290.7 281.0 280.4 289.1 306.9 330.2 t 140.0* 138.2* 135.7* 130.9* 122.2* 115.8 107.1 97.4 87.0 75.3 62.7 h 589.1* 505.6* 437.8* 377.9* 331.3* 314.2 303.2 301.1 308.1 324.7 346.9 t 150.0* 148.1* 145.5* 140.6* 131.5* 125.0* 116.1* 106.2 95.5 83.5 70.3 h 632.2* 542.7* 470.5* 406.8* 356.6* 337.8* 325.5* 321.6 327.3 342.7 363.6 t 160.0* 158.1* 155.3* 150.3* 140.9* 134.2* 125.0* 115.0 104.1 91.8 78.9 h 675.6* 580.8* 503.1* 435.4* 381.9* 361.2* 347.7* 342.2 346.1 360.3 380.1 t 170.0* 168.0* 165.2* 159.9* 150.3* 143.3* 134.0* 123.7 112.7 100.0 85.7 h 719.2* 618.9* 536.1* 464.3* 406.8* 384.9* 369.9* 362.9 365.4 378.3 396.0 t 180.0* 177.9* 175.0* 169.6* 159.6* 152.5* 142.9* 132.5* 121.2* 108.2 93.3 h 763.2* 657.1* 569.4* 493.4* 432.1* 408.8* 392.1* 383.4* 384.3* 395.8 411.3 *Extensions of data above 115°C are well above the original data and should be used with care #Supersaturated solution This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 2017 ASHRAE Handbook—Fundamentals (SI) Licensed for single user © 2017 ASHRAE, Inc 30.72 Fig 34 Enthalpy-Concentration Diagram for Water/Lithium Bromide Solutions Licensed for single user © 2017 ASHRAE, Inc 30.73 Reprinted by permission of Carrier Corp This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Thermophysical Properties of Refrigerants Fig 35 Equilibrium Chart for Aqueous Lithium Bromide Solutions This file is licensed to John Murray (John9@gmail.com) Publication Date: 6/1/2017 Licensed for single user © 2017 ASHRAE, Inc 30.74 2017 ASHRAE Handbook—Fundamentals (SI) Fig 36 Specific Density of Aqueous Solutions of Lithium Bromide Fig 37 Specific Heat of Aqueous Lithium Bromide Solutions REFERENCES Tables added or revised for the 2017 edition [R-245fa, R1233zd(E), R-1234yf, and R-1234ze(E)] were calculated using Lemmon, E.W., M.L Huber, and M.O McLinden 2016 NIST standard reference database 23, NIST reference fluid thermodynamic and transport properties—REFPROP, v 9.2 Standard Reference Data Program, National Institute of Standards and Technology, Gaithersburg, MD The tables for R-125, R-170, R-290, R-600, and R-600a have not changed from the 2009 ASHRAE Handbook—Fundamentals; these tables are indicated with a * after the fluid name and were calculated using Lemmon, E.W., M.L Huber, and M.O McLinden 2007 NIST standard reference database 23, NIST reference fluid thermodynamic and transport properties—REFPROP, v 8.0 Standard Reference Data Program, National Institute of Standards and Technology, Gaithersburg, MD Many tables (indicated with a ‡ after the fluid name) have not changed from the 2005 ASHRAE Handbook—Fundamentals These tables were calculated using Lemmon, E.W., M.O McLinden, and M.L Huber 2002 NIST standard reference database 23, NIST reference fluid thermodynamic and transport properties—REFPROP, v 7.0 Standard Reference Data Program, National Institute of Standards and Technology, Gaithersburg, MD Some tables (indicated with a † following the fluid name) have not changed from the 2001 ASHRAE Handbook—Fundamentals These tables were calculated using McLinden, M.O., S.A Klein, E.W Lemmon, and A.P Peskin 2000a NIST standard reference database 23: Thermodynamic and transport properties of refrigerants and refrigerant mixtures—REFPROP, v 6.10 Standard Reference Data Program, National Institute of Standards and Technology, Gaithersburg, MD Fig 38 Viscosity of Aqueous Solutions of Lithium Bromide ... *Temperatures on ITS-90 scale Liquid Vapor Velocity of Sound, m/s cp /cv Liquid Vapor Vapor Liquid Vapor Thermal Cond., Surface mW/(m·K) Tension, Temp.,* Liquid Vapor Liquid Vapor mN/m °C 0.5417 0.5954... Saturated Vapor Enthalpy, Pres- Density, Volume, kJ/kg Temp.,* sure, kg/m3 m3/kg MPa Liquid Vapor Liquid Vapor °C Entropy, kJ/(kg·K) Specific Heat cp , kJ/(kg·K) Liquid Vapor Liquid Vapor cp /cv Vapor... and Vapor on Dew Line Pressure, MPa Temperature,* Enthalpy, Density, Volume, °C kJ/kg kg/m3 m3/kg Bubble Dew Liquid Vapor Liquid Vapor Velocity of Sound, m/s cp /cv Liquid Vapor Liquid Vapor Vapor