ADVANCED THERMODYNAMICS ENGINEERING phần 4 potx
ADVANCED THERMODYNAMICS ENGINEERING phần 4 potx
... (0.83 14 × 298/0.79) = 6190–298 × 193.5 + 100 × 31 .4 = 48 ,333 kJ kmole –1 . Therefore, φ ∞ = 0.6 × ( 46 981) + 0 .4 × ( 48 333) = 47 521.8 kJ kmole –1 , and w ch = –5 247 3.8 – ( 47 521.8) = 49 52 ... = 48 5.8 kJ kg –1 . Therefore, ˙ W cv,opt = 10 43 0.2 + 0.89×28.6 – (10×335.3 + 0.89 48 5.8) = 544 kW, and I= ˙ W cv,opt – ˙ W = 544 – 0 = 544 kW. Remarks Hot combustion products en...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 5 potx
... with w RK SRK VW a´ 0 .42 1875 0 .42 1875 0 .45 7 24 0 .45 72 0 .42 748 0 .42 748 0 .42 1875 b´ 0.125 -0.02 0.0778 0.0778 0.086 64 0.086 64 0.125 c´ 0 0. 145 0.187826 0.187826 0.086 64 0.086 64 0 d´ 0 0.375 -0.03223 ... 8.3 14 ln(1–(0.0211÷0. 245 ) – (0.5× 142 . 64 100÷(0.0211×873 1.5 )) ln(1+(0.0211/0. 245 )) = –1.826 kJ kmole –1 K –1 . Then using Eq. (57), s (T,P)– s o (T,P) = s(T,v)...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 1 ppt
... m –2 kPa lb f in –2 0. 145 0 PE potential energy kJ BTU 0. 947 8 pe specific potential energy Q heat transfer kJ BTU 0. 947 8 q heat transfer per unit mass kJ kg –1 BTU lb –1 0 .42 99 q c charge R gas ... energy kJ BTU 0. 947 8 u specific internal energy kJ kg –1 BTU lb –1 0 .42 99 u internal energy (mole basis) kJ kmole –1 BTU lbmole –1 0 .42 99 V volume m 3 ft 3 35.315 V volume m 3 gallon...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 2 ppsx
... Shrinking of a balloon. δW f = P e ˙ m e v e δt – P i ˙ m i v i δt. (45 ) Further, substituting Eqs. (42 ), and (45 ) in Eq. (41 ) and dividing throughout by δt δQ/δt – δW shaft /δt + (P i ˙ m i v i ... chap- ters. F. APPENDIX 1. Air Composition Species Mole % Mass % Ar 0.9 34 1.288 CO 2 0.033 0.050 N 2 78.0 84 75.521 O 2 20. 946 23.139 Rare gases 0.003 0.002 Molecular Weight: 28.96 kg km...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 3 pdf
... and 1. 046 1. 048 1.05 1.052 1.0 54 1.056 1.058 1.06 1.062 280 300 320 340 360 380 40 0 42 0 44 0 46 0 T A , K S iso , kJ/K 280 300 320 340 360 380 40 0 42 0 44 0 46 0 T, K T W S is o T A A B E D Figure 41 ... respectively, s CO 2 (1200K, 4. 4 bar) = s CO 2 0 (1200 K) – R ln (4. 4÷1) = 2 34. 1 – 8.3 14 × ln (4. 4÷1) = 221.8 kJ kmole –1 K –1 , and, s CO 2 (1000K, 4 bar)...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 6 ppt
... 86 .47 6 102.03 66.05 17.03 28.013 44 .01 120.92 P c (bar) 220.9 49 .775 40 .67 45 .20 112.8 33.9 73.9 41 .2 T c (K) 647 .3 369.15 3 74. 30 386 .44 40 5.5 126.2 3 04. 15 385.0 T ref (K) 273.16 233. 14 233. 14 ... 233. 14 233.15 64. 143 216.55 233.15 P ref (bar) 0.006113 1. 049 5 0.512615 .7177 .1253 5.178 . 641 7 h ref (kJ kg –1 ) 0.01 0.0 0.0 150.3 301 .45 0.0 u ref (kJ kg –1...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 7 ppt
... v, (∂ 3 P/∂v 3 = – 6RT c /(v c –b) 4 + 24 a/v c 5 = – 6RT c /((2/3)v c ) 4 + 24( 9/8)(RT c v c )/v c 5 = – ( 243 /8) RT c /v c 4 + 27 RT c /v c 4 = – (27/8) RT c /v c 4 ) < 0. (39) This stability ... D in the figure, and the extensive 146 146 .5 147 147 .5 148 148 .5 149 149 .5 150 150.5 151 0. 04 0.05 0.06 0.07 0.08 0.09 0.1 0.11 0.12 0.13 0. 14 0.15 0.16 0.17...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 8 doc
... –126 148 kJ kmole –1 of C 4 H 10 , and H P = 4 (–393,520 + 33 ,42 5) + 5×(– 241 ,827 + 25,978) + 3.25×(22,707) + 36.66×(21 ,46 0) = -1,659,1 04 i.e., q = H P – H R = –1533 044 kJ kmole –1 of C 4 H 10 . Likewise, ... K –1 . ν k h X k p k =X k P ˆ s s k o ( h – T o ˆ s ) k Reactants C 4 H 10 1 –126 148 0.021 0.0527 310.2 3 34. 7 –225887 O 2 9.75 0 0.2057 0.5 141 205.1 210.7 –627...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 9 pdf
... 7.565 54 0.0 647 7 Naphthlene C 10 H 8 128.2 748 .4 40.5 0.267 0 .41 353.5 49 1.1 44 .7 337.8 1117.98 0.1331 40 .3289 0.192 04 Neon Ne 20.18 44 .4 27.6 0.312 0. 041 7 –0.029 24. 5 27.0 16.0 91.3 1 .41 0.0116 ... 50 .49 41 6.3 66.8 0.268 0.1389 0.153 175 .4 249 .3 129.7 42 6.8 156 .42 0. 044 9 7.565 54 0.0 647 7 Methylene chlo- ride CH 2 Cl 2 84. 93 41 6.3 66.8 0.372 0.193 0.192...
Ngày tải lên: 08/08/2014, 15:21
ADVANCED THERMODYNAMICS ENGINEERING phần 10 docx
... 4. 797 4. 781 4. 752 4. 693 4. 566 4. 432 4. 221 0.75 4. 655 4. 646 4. 632 4. 607 4. 5 54 4 .43 4 4. 303 4. 095 0.8 4. 4 94 4 .48 8 4. 478 4. 459 4. 413 4. 303 4. 178 3.9 74 0.85 4. 316 4. 316 4. 312 4. 302 4. 269 4. 173 4. 056 3.857 0.9 ... 5.135 4. 999 4. 791 0.55 5.252 5.239 5.22 5.187 5.121 4. 986 4. 849 4. 638 0.6 5.1 04 5.091 5.073 5. 041 4. 976 4....
Ngày tải lên: 08/08/2014, 15:21