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C H A P T E R 5 SIMULATION AND RESULTS 5.1 Basic absorption cooling COND 1 HEAT DES COOLING 9 7 2 SHEX 3 VA EVAP 4 11 12 VB ABSO PUMP 6 5 CHILLED WATER COOLING Figure 5.1: Diagram of single stage absorption cycle In this section the single stage absorption cycle will be simulated in order to demonstrate the general behavior of an absorption cycle, independently of the rest of the system. Therefore the cooling tower is 105
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INTEGRATION OF SOLID OXIDE FUEL CEL
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Abstract It is investigated whether
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Preface This report is documentatio
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CONTENTS Preface . . . . . . . . .
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CONTENTS 4.2.3 SOFC stack . . . . .
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CONTENTS A.4 DG appendix . . . . .
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LIST OF FIGURES 4.3 Diagram of sing
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NOMENCLATURE Acronyms Acronym ABS A
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Greek (and other) Symbols Greek (an
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Subscripts Subscripts Subscript 2P
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1. INTRODUCTION Chapter 4, System d
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1. INTRODUCTION the electricity and
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1. INTRODUCTION 1.4 SOFC The fuel c
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1. INTRODUCTION 1.5 Heat driven coo
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1. INTRODUCTION Cycle description.
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1. INTRODUCTION Ammonia-water The C
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1. INTRODUCTION 1.5.3 Platen Munter
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1. INTRODUCTION Open loop In an ope
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1. INTRODUCTION 1.7 Problem stateme
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2. MARKET INVESTIGATION appendix A.
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2. MARKET INVESTIGATION 2.2.2 Ship
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2. MARKET INVESTIGATION Pay Back Ti
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2. MARKET INVESTIGATION 2.3.2 Micro
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2. MARKET INVESTIGATION Sensitivity
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2. MARKET INVESTIGATION • ECH pri
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2. MARKET INVESTIGATION 2.4.3 Resul
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2. MARKET INVESTIGATION 16000 14000
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2. MARKET INVESTIGATION Annuity pri
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2. MARKET INVESTIGATION 2.4.4 Concl
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C H A P T E R 3 COMPONENT DESCRIPTI
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3.1. Introduction The seven stream
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3.2. Absorber - ABSO 3.2 Absorber -
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3.2. Absorber - ABSO implicitly thr
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3.4. Burner - BURN 3.4 Burner - BUR
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3.5. Condenser - COND T [° C ] ΔT
Page 79 and 80: 3.6. Desorber - DES 3.6 Desorber -
Page 81 and 82: 3.7. Evaporator - EVAP 3.7 Evaporat
Page 83 and 84: 3.8. Heat Exchanger - HEX 3.8 Heat
Page 85 and 86: 3.8. Heat Exchanger - HEX The press
Page 87 and 88: 3.10. Pre Reformer - PR 3.10 Pre Re
Page 89 and 90: 3.11. Pump - PUMP 3.11 Pump - PUMP
Page 91 and 92: 3.12. Solid Oxide Fuel Cell - SOFC
Page 97 and 98: 3.14 Cooling Tower - TOWER 3.14. Co
Page 99 and 100: 3.14. Cooling Tower - TOWER tower d
Page 101 and 102: 3.14. Cooling Tower - TOWER The air
Page 103: 3.15. Expansion valve - VA/VB possi
Page 106 and 107: 4. SYSTEM DESCRIPTION 8 SPG 10 20 1
Page 108 and 109: 4. SYSTEM DESCRIPTION Pre reformer
Page 110 and 111: 4. SYSTEM DESCRIPTION which increas
Page 112 and 113: 4. SYSTEM DESCRIPTION 4.3 Absorptio
Page 114 and 115: 4. SYSTEM DESCRIPTION 4.3.3 Pumping
Page 116 and 117: 4. SYSTEM DESCRIPTION The temperatu
Page 118 and 119: 4. SYSTEM DESCRIPTION 4.5 Absorptio
Page 120 and 121: 4. SYSTEM DESCRIPTION 4.6 Cooling T
Page 122 and 123: 4. SYSTEM DESCRIPTION (below 100
Page 124 and 125: 4. SYSTEM DESCRIPTION as: Ẇ AC =
Page 126 and 127: 4. SYSTEM DESCRIPTION 4.8 Verificat
Page 128 and 129: 4. SYSTEM DESCRIPTION SOFC net effi
Page 132 and 133: 5. SIMULATION AND RESULTS eliminate
Page 134 and 135: 5. SIMULATION AND RESULTS Figure 5.
Page 138 and 139: 5. SIMULATION AND RESULTS COP ABS d
Page 140 and 141: 5. SIMULATION AND RESULTS 5.2 Syste
Page 142 and 143: 5. SIMULATION AND RESULTS more valu
Page 146 and 147: 5. SIMULATION AND RESULTS 5.3 Parti
Page 148 and 149: 5. SIMULATION AND RESULTS be cooled
Page 152 and 153: 5. SIMULATION AND RESULTS outlet te
Page 156 and 157: 5. SIMULATION AND RESULTS tricity w
Page 158 and 159: 5. SIMULATION AND RESULTS Method 1:
Page 160 and 161: 5. SIMULATION AND RESULTS As expect
Page 166 and 167: 5. SIMULATION AND RESULTS 5.3.5 ∆
Page 168 and 169: 5. SIMULATION AND RESULTS 5.4 Sensi
Page 170 and 171: 5. SIMULATION AND RESULTS these are
Page 172 and 173: 5. SIMULATION AND RESULTS Heat Loss
Page 174 and 175: 5. SIMULATION AND RESULTS the cooli
Page 176 and 177: 5. SIMULATION AND RESULTS Efficienc
Page 178 and 179: 5. SIMULATION AND RESULTS 5.5.2 Cur
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5. SIMULATION AND RESULTS might sou
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6. CASES AND ECONOMICS Three geogra
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6. CASES AND ECONOMICS Data from Ba
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6. CASES AND ECONOMICS 6.3 Low humi
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6. CASES AND ECONOMICS climate. So
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6. CASES AND ECONOMICS It can be se
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7. DISCUSSION The conditions for th
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7. DISCUSSION 7.2 Economical consid
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7. DISCUSSION giving 5kW of Cooling
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7. DISCUSSION This leads to the nex
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7. DISCUSSION extract as much of th
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7. DISCUSSION 7.3 Other considerati
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8. CONCLUSION So by looking at how
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8. CONCLUSION Furthermore the syste
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9. FURTHER WORK 11. The system coul
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BIBLIOGRAPHY [12] Energinet.dk: htt
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BIBLIOGRAPHY [35] Wu, D.W. et al.:
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A P P E N D I X A MARKET INVESTIGAT
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A.2. APU appendix A.2 APU appendix
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Aircondition 20kW ship. SOFC+ABS vs
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Sensitivity analysis The effect on
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Refrigerators for private end users
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Absorption - electrical A++ refrige
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Pay back time ABS refregiator price
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A.4. DG appendix years, so if the p
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Total lodging pr Hotel (calculated)
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Electricity + Electrical Chiller, H
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SOFC + Water heating + ABS, Cooling
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Electricity + Electrical Chiller, C
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SOFC + Water heating + ABS, Cooling
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Hot climate SOFC + ABS + HW vs SFOC
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It is seen, that it is by far more
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A.5 Absorption cooling unit prices
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Yazaki ClimateWell Robur Broad EAW
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Prices of WEGRACAL absorption cooli
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Retail gas prices 2008 prices 2008
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A P P E N D I X B DIAGRAMS AND PLOT
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B.2. Double stage diagram B.2 Doubl
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B.4. Property plots B.4 Property pl
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A P P E N D I X C EES C.1 Parameter
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C.1. Parameter configuration Humidi
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C.1. Parameter configuration ABS
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C.1. Parameter configuration Qualit
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C.1. Parameter configuration ∆ T
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C.2. Results - Standard parameter c
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C.3. Results - Optimized parameter
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C.4. Results - Uncertainty propagat
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C.4.2 Miscellaneous parameters Vari
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C.5. Guide to EES files C.5 Guide t
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D. OTHER The pressure loss of GGHEX
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High humidity - low water price, hi
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E. OPTIMIZATION GRAPHS E.1 Simulati
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E. OPTIMIZATION GRAPHS E.1.2.2 ∆T
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E. OPTIMIZATION GRAPHS E.1.3 Towers
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E. OPTIMIZATION GRAPHS E.1.3.2 ∆
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A P P E N D I X F LITERATURE F.1 Sc
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SEG Scandinavian Energy Group Aps.
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A P P E N D I X G SYSTEM DIAGRAM Th
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1 8 GGHEX1 CH4, in Air, in 21 2 11
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