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《Hybrid Systems Based on Solid Oxide Fuel Cells:Modelling and Design》
基于固体氧化物燃料电池的混合系统:建模与设计
作者:
Mario L. Ferrari
University of Genova, Italy
UsmanM. Damo
University of Manchester, UK
Ali Turan
University of Manchester, UK
David Sánchez
University of Seville, Spain
出版社:Wiley
出版时间:2017年
《Hybrid Systems Based on Solid Oxide Fuel Cells:Modelling and Design》
《Hybrid Systems Based on Solid Oxide Fuel Cells:Modelling and Design》
《Hybrid Systems Based on Solid Oxide Fuel Cells:Modelling and Design》
《Hybrid Systems Based on Solid Oxide Fuel Cells:Modelling and Design》
目录
Preface xi
Acknowledgements xv
1 Introduction 1
1.1 World Population Growth, Energy Demand and its
Future 1
1.2 World Energy Future 3
1.3 Introduction to Fuel Cells and Associated Terms 6
1.3.1 Background for Fuel Cells and Thermodynamic
Principles 6
1.3.2 Solid Oxide Fuel Cells (SOFCs) 11
1.3.2.1 Electrolyte 13
1.3.2.2 Anode 13
1.3.2.3 Cathode 14
1.3.2.4 Interconnector 14
1.3.3 Fuel Cell Reactions 15
1.3.4 Fuel Cell Performance 15
1.3.5 Pressure and Concentration Effects 18
1.3.6 Irreversibilities in Fuel Cells 19
1.3.7 Fuel Cell Applications 23
1.3.7.1 Transportation Applications 23
1.3.7.2 Portable Electronic Equipment 24
1.4 Gas Turbines 24
1.4.1 Background of Gas Turbines 24
1.5 Coupling of Microturbines with Fuel Cells to Obtain
‘Hybrid Systems’ 25
1.5.1 Active Hybrid Systems Research Groups 29
vi Contents
1.6 Conclusions 29
References 29
2 SOFC Technology 33
2.1 Basic Aspects of Solid Oxide Fuel Cells 33
2.2 SOFC Types 35
2.2.1 High-temperature SOFCs 35
2.2.2 Intermediate/Low-temperature SOFCs 35
2.3 Materials for SOFCs 36
2.4 Different SOFC Geometries 38
2.4.1 Tubular SOFCs 39
2.4.1.1 Electrical Conduction Around the Tube 40
2.4.1.2 Electrical Conduction Along the Tube 40
2.4.1.3 Segmented-in-series Tubular SOFCs 40
2.4.2 Planar SOFCs 41
2.5 SOFC Stacks 43
2.6 Effect of Pressurization for SOFCs 44
2.7 Fuel Processing for SOFCs 45
2.7.1 Processing for Gas and Liquid Fuels 46
2.7.1.1 Steam Reforming 46
2.7.1.2 Partial Oxidation 47
2.7.1.3 Autothermal Reforming 47
2.7.2 Processing for Solid Fuels 48
2.7.2.1 Syngas Treatment 49
2.8 SOFC Applications in Hybrid Systems 49
2.8.1 Atmospheric SOFC Hybrid Systems 50
2.8.2 Pressurized SOFC Hybrid Systems 51
2.9 Aspects Related to SOFC Reliability, Degradation
and Costs 52
2.10 Conclusions 54
2.11 Questions 54
References 55
3 Micro Gas Turbine Technology 59
3.1 Fundamentals of the Brayton Cycle 59
3.1.1 The Simple Cycle 59
3.1.2 The Simple Recuperative Cycle 68
3.1.3 The Intercooled and Reheat Brayton
Cycles 74
Contents vii
3.1.4 The Intercooled and Reheat, Recuperative Brayton
Cycle 79
3.1.5 Cycle Layouts used by Contemporary Micro Gas
Turbines 84
3.2 Turbomachinery 85
3.2.1 General Considerations on the Selection of
Turbomachinery for Micro Gas Turbines 85
3.2.2 Fundamentals of Radial Compressor Design and
Performance 89
3.2.3 Some Notes on Compressor Surge 101
3.2.4 Fundamentals of Radial Turbine Design and
Performance 105
3.2.5 Scaling of Radial Turbomachinery 113
3.3 Recuperative Heat Exchanger 115
3.4 Bearings 124
3.5 Conclusions: Commercial Status and Areas of
Research 131
3.6 Questions and Exercises 134
References 135
4 SOFC/mGT Coupling 141
4.1 Basic Aspects of SOFC Hybridization 141
4.2 SOFC Coupling with Traditional Power Plants 143
4.2.1 Coupling with Steam Power Plants 143
4.2.2 Coupling with Gas Turbines 144
4.2.3 Coupling with Combined Cycle-based Plants 146
4.3 Beneficial Attributes Related to SOFC/mGT
Coupling 147
4.4 Constraints Related to SOFC/mGT Coupling 150
4.4.1 Turbine System Constraints 152
4.4.2 SOFC System Constraints 156
4.4.3 Control System Constraints 158
4.5 Design and Off-design Aspects 159
4.5.1 Design Aspects 159
4.5.2 Off-design Aspects 161
4.6 Issues Related to Dynamic Aspects 163
4.7 Main Prototypes Developed for SOFC Hybrid
Systems 166
4.7.1 Prototype by Siemens-Westinghouse 167
4.7.2 Prototype by Mitsubishi Heavy Industries 169
viii Contents
4.7.3 Prototype by Rolls-Royce Fuel Cell Systems 170
4.8 Conclusions 171
4.9 Questions and Exercises 173
References 174
5 Computational Models for Hybrid
Systems 183
5.1 Introduction 183
5.2 Steady-state Models for Hybrid Systems 185
5.3 ComputationalModels for Hybrid Systems: Modelling
Steps 186
5.3.1 ComputationalModels for Hybrid Systems at the
Component Level 190
5.3.2 Prediction of Performance of Gas Turbines 191
5.3.3 Off-design Operation of the Single-shaft Gas
Turbine 192
5.3.4 Off-design Calculation with ‘Complex’ Layout
Turbines 196
5.3.4.1 Equilibrium Running of a Gas Generator 196
5.3.4.2 Off-design Operation of a Free Turbine Engine 197
5.4 SystemModelling 200
5.4.1 Reformer 201
5.4.2 SOFC Module 205
5.4.3 Overpotentials 207
5.4.4 Fuel and Air Supply Calculations 208
5.4.5 Combustor 209
5.4.6 Turbine 210
5.4.7 Compressor 211
5.4.8 Recuperator 211
5.5 Results and Discussion 212
5.6 DynamicModels 213
5.7 Model Validation 216
5.8 Conclusion 217
5.9 Questions and Exercises 218
References 218
6 Experimental Emulation Facilities 225
6.1 Experimental Emulation Facilities 225
6.2 Reduced-scale Test Facilities 226
6.2.1 Anodic Recirculation Test Rig 227
Contents ix
6.2.2 Cathodic Loop Test Rig 229
6.3 Actual-scale Test Facilities 232
6.3.1 Low-temperature Rigs 233
6.3.1.1 Surge Test Rig 233
6.3.1.2 Emulation Rig for Tests on Control Components 235
6.3.2 High-temperature Rigs 236
6.3.2.1 Emulator by the US Department of
Energy – NETL 236
6.3.2.2 Emulator by the University of Genoa – TPG 238
6.3.2.3 Emulator by the DLR 244
6.4 Conclusions 247
6.5 Questions and Exercises 247
References 249
7 Problems and Solutions for Future Hybrid
Systems 255
7.1 The Future of Micro Power Generation Systems 256
7.2 The Future of Hybrid Systems: Hydrogen as an Energy
Carrier 258
7.2.1 Hydro-methane and Hydrogen-rich Fuel
Mixtures 259
7.3 Future Hybrid Systems: Design, Optimization and
Sizing 260
7.3.1 Hybrid Systems Sizing Techniques 261
7.3.2 Hybrid System Sizing Simulation Tools 262
7.4 Cost Analysis of Hybrid Systems for Power Generation
Applications 264
7.5 Performance Degradation Problems in Solid Oxide
Fuel Cells 268
7.6 Turbomachinery Problems 269
7.7 Dynamic and Control System Aspects 271
7.8 CO2 Separation Technologies for SOFC Hybrid
Plants 272
7.9 Coal and Biofuel for Hybrid Systems 273
7.10 Conclusions 275
References 275
Glossary 285
Index 307
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