isv 7 integrated steam reformer heat exchanger for isooctane
Báo cáo hóa học: " Performance evaluation on an air-cooled heat exchanger for alumina nanofluid under laminar flow" pdf
... nanofluid with a high heat convective performance for heat exchange can help reduce the volume of the heat exchanger In addition, using nanofluid with higher heat transfer performance instead of ... sinks, plate heat exchangers, double-tube heat exchangers, or heated enclosures, and seldom used in air-cooled heat exchangers Since the ultimate goal of radiators is to discharge heat into the ... air-cooled heat exchanger of the liquid of heat exchanger The air-cooled heat exchanger was made of aluminum, and its structure was of finned-tube type assembled with 11 rectangular tubes at 118 × 17. 3...
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THIẾT KẾ HỆ THỐNG SẤY DẦU FO DÙNG CHO LÒ HƠI BẰNG THIẾT BỊ TRAO ĐỔI NHIỆT ỐNG LỒNG ỐNG SỬ DỤNG NĂNG LƯỢNG MẶT TRỜI DESIGNING A SYSTEM FOR DRYING BOILER FUEL OIL WITH A DOUBLE TUBE HEAT EXCHANGER DEVICE USING SOLAR ENGERGY pptx
... 0,5 0,6 0 ,7 NHIỆT ĐỘ ĐƠNG ĐẶC: 200C 0,8 0,9 70 9 ,7 19,3 29,0 38 ,7 48,3 57, 9 67, 7 77 ,3 86,9 96,5 193 290 3 87 483 80 8,5 16,9 25,4 33,8 42,3 50 ,7 59,2 67, 6 76 ,1 84,6 169 254 338 423 90 7, 5 15,0 ... a GC p 2b 276 ,48 W aτ n GC p 4b 11943, 37 KJ 86 Kg M= η = τn G π aGC p 4bE F1 41,4 Vậy nhiệt lượng cần cung cấp: Q = GC p Λt = 0.01.4, 175 .(80 − 30) = 2,0 875 (Kw)= 20 87, 5 [W] 20 87, 5 Diện tích ... f = −4 gβl ∆t = 9,81 .7, 02.10 (0,0326 − 0,028) (54,5 − 47, 5) 871 ,76 9 = −6 2 γ (2,32.10 ) Nuf2 = 0, 15.Re , 33 f2 , 43 f2 Pr ⎛ Pr ⎞ Gr ⎜ f ⎟ ⎜ Pr ⎟ ⎝ w2 ⎠ , 25 ,1 f2 =4.5 57 Hệ số tỏa nhiệt dầu...
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Simulation of the thermal borehole resistance in groundwater filled borehole heat exchanger using CFD technique
... 302.62 3 07. 10 293.88 293.88 Tbrb [K] 273 .94 283 .79 293.63 298.65 289.25 286.60 Boundary conditions: cq"pw M7 M8 M9 M10 M11 M12 q"pw [W·m-2] 2 37. 15 219.45 1 97. 49 186.30 98.85 156. 97 Tbrb [K] 273 .94 ... in a reduced heat transfer rate (q') for CHT The achieved mean heat transfer rate is approximately 70 % of the values given in Table for total heat transfer (THT) The conductive heat transfer ... second row, constant heat flux at the pipe wall is presented for Mu7-12 and Mer7-12 Notice that simulations M1 and M7 have the same basic simulation conditions; the same mean heat flow per borehole...
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Integrated Environmental and Economic Accounting for Fisheries pptx
... IV.2 Index of biomass for major fish species in Namibia, 1990 to 2000 71 Figure IV.3 Biomass, TAC, and catch for pilchard in Namibia 1990 to 2000 72 Figure IV.4 Asset value for fish in Namibia, ... complete SEEA asset Physical asset accounts for fisheries resources SEEA asset classification for aquatic resources 77 The SEEA asset classification for aquatic resources covers fish, shellfish ... 67 A B INTRODUCTION 67 ASSET ACCOUNTS FOR FISH 68 Monitoring fish stocks and national wealth generated by fishery resources 69 Assessing fisheries management 75 ...
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Báo cáo khoa học: "Integrated Morphological and Syntactic Disambiguation for Modern Hebrew" ppt
... 58.4% 60 .7% / 60.5% 82.4% / 82.6% 84.5% / 84.8% 94.4% / 94 .7 % 91.3% / 91.6% Model I-B Model II-B 99.2 % 95 .7% 60.3% / 58.4% 60 .7% / 60.5% 81.6% / 82.3% 82.8% / 83.5% 94.2% / 95.0% 90.9% / 91 .7% Model ... surrounding word-forms or a shallow parser (e.g., (Adler and Gabai, 2005)) The same holds for current work on parsing Arabic Available at mila.cs.technion.ac.il The Integrated Model Formal Setting ... on the former, yet maximizing for both 4.3 (10) Labeled Recall = #(G ∩ T )/#G π,sn (11) Experimental Setup Our departure point for the syntactic analysis of MH is that the basic units for processing...
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Báo cáo khoa học: "Integrated Control of Chart Items for Error Repair" doc
... wellwell-formed concepts formed for S ~ 4.5 95.1 8.5 % of syntactically-best parses filtered 7" TTZr- .7 Z3 '77 Z -3.4 40.3 " 3-if ""-'fTF"-6.0 46/169 ( 27% ) Table Results on CHAPTER's performance ... tested 98 55 17 12 Number of repairs 90 (91.8) 52 (94.5) 17 (100) 10 (83.3) * 89.9% Best repairs Other repairs No repairs suggested 64/90 (71 .1) 40/52 (76 ,9) 14/ 17 (82.4) 9/10 (90.0) 79 .3% 26/90 ... (82.4) 9/10 (90.0) 79 .3% 26/90 (28.9) 12/52 (23.1) 3/ 17 ( 17. 6) 1/10 (10.0) 20 .7% (8.2) (5.5) (16 .7) 10.1% Table Performance of CHAPTER on ill-formed sentences *Peters2 data are not considered in...
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Steam System Opportunity Assessment for the Pulp and Paper, Chemical Manufacturing, and Petroleum Refining Industries pptx
... 26 5 27, 8 57 840,094 14,153 1,382,103 Pulp Mills 2611 23,6 17 112,891 136,509 Paper Mills 2621 278 ,992 371 ,382 10,400 660 ,77 4 Paperboard Mills 2631 177 ,308 328,143 4, 070 509,520 47, 939 27, 678 75 ,301 ... 1,598 Paper Mills 2621 14 4 ,74 3 7, 355 12,0 97 Paperboard Mills 2631 11 7, 351 2, 078 9,430 28 26 87 112 22, 270 75 ,246 97, 5 17 Alkalies and Chlorine 2812 12 15 3,0 97 10, 078 13, 176 Inorganic Pigments 2816 ... Intermediates 2865 2 2,1 37 1,833 3, 970 Organic Chemicals 2869 51 59 6,916 43,9 57 50, 872 Nitrogenous Fertilizers 2 873 2 1 ,78 7 1 ,78 7 29 23 19 42 19,9 57 16,309 36,265 2911 23 19 41 19,5 97 16,309 35,905 Chemicals...
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fundamentals of heat exchanger design
... Parallelflow Exchangers 11.2.2 True Meaning of the Heat Exchanger Effectiveness 673 674 674 675 675 678 678 678 680 680 693 694 699 699 70 0 71 3 72 3 72 4 72 6 72 6 72 7 73 2 73 5 73 5 73 7 73 8 73 8 73 9 74 5 xii ... Thermodynamic Analysis for 1–2 TEMA J Shell-and-Tube Heat Exchanger 74 8 74 9 75 5 75 6 75 9 76 2 76 3 76 3 76 5 76 6 11.5 A Heuristic Approach to an Assessment of Heat Exchanger Effectiveness 77 1 11.6 Energy, ... According to Heat Transfer Mechanisms 73 73 74 Overview of Heat Exchanger Design Methodology 78 2.1 Heat Exchanger Design Methodology 78 2.1.1 2.1.2 2.1.3 2.1.4 2.1.5 2.1.6 2.1 .7 79 83 87 90 92 93...
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heat exchanger design handbook (1st issue), by e u schlunder
... Introduction, A C Mueller Selection of Condenser Types, 3 .7. 1 Construction and Operation, Anthony Cooper and J Dennis Usher 3 .7. 2 3 .7. 3 3 .7. 4 3 .7. 5 3 .7. 6 3 .7. 7 Factors Governing Plate Specification, Anthony ... Floating-Head Heat Exchanger, TEMA Type AJS, D Harris 4.4 MECHANICAL DESIGN: GENERAL FORMS OF HEAT EXCHANGERS 4.4.1 Mechanical Design of Air-Cooled Heat Exchangers, K V Shipes Mechanical Design of Plate Heat ... Precommissionhtg of Waste Heat Boiler Systems, P Hinchley 3. 17 FOULING IN HEAT EXCHANGERS 3. 17. 1 Overview and Summary, James G Knudsen 3. 17. 2 Types of Fouling, James G Knudsen 3. 17. 3 Analysis of the...
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Báo cáo y học: "Interleukin-7 deficiency in rheumatoid arthritis: consequences for therapy-induced lymphopenia" pptx
... = -0 .73 8, P = 0.001; for group R = 0.341, P = 0. 174 ) (b) Circulating IL -7 levels are directly correlated with TREC content of CD4+ T-cells in 36 patients in clinical remission (R = 0 .77 7, P < ... IL -7 between these two groups (group 1, n = 17: IL -7 12 .71 ± 2 .76 pg/ml, range 9. 57 16.25 pg/ml; group 2, n = 19: IL -7 6.50 ± 1.88 pg/ml, range 2. 47 9.30 pg/ml; P < 0.00001) Furthermore, there ... 16 (24–62) 51 ± 17 (20–83) 60 ± (49 73 ) 48 ± 11 (25– 67) 6/ 17 9/28 3/9 7/ 29 Disease duration (mean ± standard deviation [range]; years) NA 5.1 ± 7. 5 (0.1– 37) NA 9.3 ± 6.8 (2–28) Remission duration...
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đề tài heat exchanger
... Heat Exchanger Phân loại Phân loại theo nguyên lý làm việc Phân loại theo sơ đồ chuyển động chất lỏng, với loại TBTĐN có vách ngăn Phân loại theo thời gian Phân loại theo công dụng Heat Exchanger ... trình Heat Exchanger Phân loại TBTĐN theo thời gian Thường phân loại: Thiêt bị liên tục (ví dụ bình ngưng, calorife) Thiết bị làm việc theo chu kỳ (nồi nấu, thiết bị sấy theo mẻ) Heat Exchanger ... xúc chất lỏng mặt toả nhiệt Quá trình TĐN không ổn định mặt trao đổi nhiệt có dao động nhiệt Heat Exchanger TBTĐN vách ngăn, loại TBTĐN có vách rắn ngăn cách chất lỏng nóng chất lỏng lạnh chất...
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Integrated marketing communications plan 2014 for SaiGonTourist travel service
... at VND11 ,75 0,000, up 27% compared with 2010 Chart 6: Number of Employees & Average Monthly Income 14000 12000 11 070 1 170 0 1 175 0 9 274 10000 8000 70 34 71 82 6000 4000 2000 482 576 611 672 74 5 829 ... 100,000 - 2008 2009 2010 2011 2012 2013 Tourists (people) 3 17, 134 250, 874 277 ,400 376 ,1 47 413,000 480,000 Source: Saigontourist Travel Service 17 Chart 5: Revenue & Gross Profit 2008-2013 3,000 2.550 ... 1.036 500 45 ,76 91 ,74 78 ,02 61,30 45, 47 110,65 2008 2009 2010 2011 Gross Profit (.Bil VND) 2012 2013 Revenue (.Bil VND) Source: Saigontourist Travel Service - In addition to financial performance,...
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Developing an integrated quantity and quality approach for improving the performance of multistage manufacturing systems
... 4 .7 Performance error 72 4.8 System performances as a function of buffer size 74 4.9 Decomposition process of a multistage production line 75 ... control of manufacturing systems for simultaneously improving performance measures Therefore, this thesis proposes an integrated quantity and quality approach for performance analysis of multistage ... analytical model is formulated for performance evaluation of such systems and subsequently used to determine the best sampling plans for improving system performance In Chapter 4, an integrated quantity...
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An ice slurry system using direct contact heat transfer for cooling applications
... (b) Forces on a upward moving liquid droplet in fluid 53 Figure 3 .7 Cross section of a tube in the heat exchanger 57 Figure 3.8 Schematic diagram for energy balance inside the tube of the heat exchanger ... Shot) 70 Figure 4.6 Profile of the image analysis software (Screen Shot) 70 Figure 4 .7 Image of measurement scale for calibration purposes 71 Figure 4.8 Metallic balls for ice formation analysis 73 ... slurry for compact heat exchangers The following sections present the research performed on the heat transfer aspects of ice slurry in the compact heat exchangers Stamatiou and Kawaji [95] performed...
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An integrated white+black box approach for designing and tuning stochastic local search algorithms
... 7. 3 7. 4 7. 5 7. 6 7. 7 7. 8 7. 9 7. 10 7. 11 7. 12 7. 13 7. 14 7. 15 7. 16 7. 17 7.18 7. 19 7. 20 The ‘Big Valley’ in TSP instances are observable using ... 47 6.1 6.2 Separation of Human-Computer Tasks in IWBBA Comparison of the Reviewed Approaches w.r.t IWBBA 77 81 7. 1 7. 2 7. 3 7. 4 7. 5 7. 6 7. 7 7. 8 7. 9 7. 10 7. 11 7. 12 Training ... 61 61 62 62 64 65 66 66 67 67 68 69 70 70 71 73 73 75 75 75 76 76 78 80 81 82 82 83 83 85 85 85 85 87 Integrated White+Black Box Approach 6.1 Motivation...
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Integrated array on a chip for genotyping
... Conclusion 75 CHAPTER RESULTS AND DISCUSSION - .77 7. 1 Introduction 77 iii 7. 2 Results 80 7. 2.1 Beads immobilization on chip .80 7. 2.2 Hybridization ... . 67 6.1 Introduction 67 6.2 Results 70 6.2.1 Immobilization and stability of beads on chip 70 6.2.2 Encoding/decoding beads 71 6.3 Discussion 73 ... Miniaturized platforms for SNP detection 2.1.1 Microarray-based platforms 2.1.2 Bead-based microfluidic platforms 12 2.1.3 Microelectrophoresis-based platforms . 17 2.1.4 Future...
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Experimental and numerical investigation to evaluate the performance of triangular finned tube heat exchanger
... results for different Reynolds number Re 10 376 .9 12 971 .1 27 15565.35 18159. 57 2 075 3.8 23348.03 Experimental Nu 45. 377 50. 276 62.9 47 70.562 79 .989 89.999 Analytical Nu 49.662 59.5 47 68. 173 77 .843 ... distances for smooth tube heat exchanger Figure 16 Velocity contours of air side for smooth tube heat exchanger Figure 17 Velocity contours of water side for smooth tube heat exchanger ISSN 2 076 -2895 ... 59.5 47 68. 173 77 .843 86.4 97 95.4 37 CFD Nu 46.086 51. 179 63 .73 4 71 .895 81.2 47 92.981 Figure Distribution of temperatures in counter flow heat exchanger (9) where hi is the heat transfer coefficient...
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