THERMODYNAMIC ANALYSIS OF GAS TURBINE FUEL CELL COMBINED CYCLE POWER PLANT FOR MICRO POWER GENERATION CONTENTS

Transcription

1 Declaration Certificate THERMODYNAMIC ANALYSIS OF GAS TURBINE FUEL CELL COMBINED CYCLE POWER PLANT FOR MICRO POWER GENERATION Acknowledgement Abstract Contents Author s Bio-data List of Publications List of Tables List of Figures Nomenclature CONTENTS DESCRIPTIONS CHAPTER 1 INTRODUCTION 1 ix PAGE 1.1 Energy Consumption Indian Power Sector Fuel Cell Types of fuel cells Material used for Solid Oxide Fuel Cell 14 NO Practical Designs and Stacking Gas Turbine Other Plant Components Fuel Processing Combustor Heat Exchangers Fuel Cell based combined Cycle Power Plants : Other types of Combined Cycle Power Plant Gas Turbine-steam turbine plant Coal-based combined cycle plants Combined Magneto-hydrodynamic (MHD) generator Thermionic Steam Power Plant Thermoelectric Steam Power Plant 32 iii iv v vii ix xii xiii xv xx xxv

2 1.10 Thesis Outline 33 CHAPTER 2 CHAPTER 3 LITERATURE REVIEW 2.1 Fuel cells Modeling of the fuel cells GT-SOFC Hybrid Cycles Early Models Parametric Studies of GT-SOFC Hybrid Systems Models for Comparison of GT-SOFC Configurations Optimization of GT-SOFC Hybrid Systems Exergy Analysis Fuel Flexibility of GT-SOFC Hybrid Systems Thermo-economic Studies of GT SOFC Hybrid Systems Combination of Modeling and Experimental Work Molten Carbonate Fuel Cells Status of Molten Carbonate Fuel Cell Systems Achievements and Demonstration systems in the world Fuel Cell Energy (USA) and CFC Solutions 70 (Germany) Ansaldo Fuel Cell (Italy) Ishikawajima-Harima Heavy Industries (Japan) KEPCO (KEPRI) and Posco Power (Korea) GenCell Corporation (USA) Potential Customers and Market for MCFC Power Systems Recent research Objectives of the present work 82 MODELING OF SOLID OXIDE FUEL CELL GAS TURBINE HYBRID SYSTEM 3.1 Solid Oxide Fuel Cell Thermodynamics And Electrode Kinetics Of SOFCs Modeling of Solid Oxide Fuel Cell-Gas Turbine Combined Cycle 93 Power Plant For Different Fuels Thermodynamic configuration of GT-SOFC Fuel Cell Assumptions of used for the analysis Thermodynamic analysis of the GT-SOFC system Solid Oxide Fuel Cell (SOFC) Combustion Chamber 102 x

3 CHAPTER 4 CHAPTER Compressor Recuperator Gas Turbine Performance of the plant Model Calculations 104 MODELING OF MOLTEN CARBONATE FUEL CELL GAS TURBINE HYBRID SYSTEM 4.1 Introduction Physical and Chemical Processes Cathode Anode Electrolyte Cell Performance Thermodynamic Analysis of Molten Carbonate Fuel Cell Gas Turbine Combined Cycle Power Plant or different Fuels 4.4 Thermodynamic System Configuration of GT-MCFC Combined Cycle 4.5 Model Assumptions System Modeling MCFC 136 RESULTS & DISCUSSION 5.1 Results of the Modeling of GT-SOFC based combined cycle Results of the Modeling of GT-MCFC based combined cycle power plant 5.3 Comparison of performance of GT-SOFC and GT-MCFC combined cycle power plants. CHAPTER 6 CONCLUSIONS & SCOPE FOR FUTURE WORK Conclusions Scope for Future Work 196 REFERENCES 197 APPENDIX 223 A.1 Evaluation of thermodynamic property values for the gases comprising C-H-O-N System A.2 C - PROGRAM FOR THE THERMODYNAMIC ANALYSIS OF FUEL CELL GAS TURBINE COMBINED CYCLE POWER PLANT xi

4 Author s Bio-data Name & Address : Sreeramulu Munagala Associate Professor, Dept. of Mechanical Engineering Maheshwara Engineering College Chitkul, Patancheru, Medak Dist., A.P srirammunagala@yahoo.com Experience : Dec Aug 2004 Assistant Professor in the Department of Mechanical Engineering, Maheshwara Engineering College. Sep 2005 Associate Professor in the Department of Till Date Mechanical Engineering, Maheshwara Engineering College. Education : Dec 2004 M.Tech in Heat Power (Refrigeration & Air Conditioning) JNTUCEA, JNTU Hyderabad. April 1999 B.E in Mechanical Engineering, University of Madras. Sep 1995 Diploma in Mechanical Engineering, SBTET, A.P. xii

5 List of Publicatoins : Sl. No Title with page nos. Journal / Conference (i) INTERNATIONAL JOURNALS 1 Exergy Analysis of Gas Turbine Fuel Cell based combined cycle power plant, Vol.3 No.6 June 2011, pp Exergy Analysis of Gas Turbine Solid Oxide Fuel Cell based Combined Cycle Power Plant, Vol.7, Nos.5/6, pp , 2011 International Journal of Engineering Science and Technology, ISSN: International Journal of Energy Technology and Policy, Inderscience Publishers, ISSN: , X (ii) Full papers in National Conference Proceedings 1 Exergy Analysis of Gas Turbine - Fuel Cell based combined Cycle Power Plant (This paper has been adjudged as the BEST PAPER of the session in Thermal Sciences and forwarded to the International Journal of Engineering Science and National Conference on Emerging Trends in Engineering & Technology (NET 2011), February 2011 at Government Engineering College, Kozhikode, Kerala Technology 2 Thermodynamic Analysis of Molten Carbonate Fuel Cell Gas Turbine Combined Cycle Power Plant for different 21 st national and 10 th ISHMT-ASME Conference December 2011 at IIT, Madras fuels 3 Thermodynamic modeling of ethanol fed molten carbonate fuel cell based gas turbine combined cycle power plant National conference on Modern Trends in Mechanical Engineering (MTiME-2012), th Feb 2012 at GIET Gunupur, Odisha xiii

6 (iii) Full papers in International Conference Proceedings 1 Exergy Analysis of Gas Turbine Solid Oxide Fuel Cell based combined Cycle Power Plant International conference on Thermal Exergy and Environment (INCOTEE 2011), March 2011 at Kalasalingam University, Anandnagar, Krishnankoil, T. N. 2 Energy and Exergy Analysis of Gas Turbine Fuel Cell based combined cycle Power Plant ASME 5 th International Conference on Energy Sustainability & 9 th Fuel Cell Science, Engineering and Technology conference, August 7-10, 2011 (ES Fuel Cell 2011), Washington, DC, USA 3 Parametric Analysis of Molten Carbonate Fuel Cell Gas Turbine hybrid Power Plant fed with different fuels International Conference on Mechanical Engineering Research (ICMER 2011) Pahang, Malaysia December 5-7, Parametric Thermodynamic Analysis of SOFC-Gas Turbine Combined Cycle Power Plant fed with different fuels International Conference on Futuristic Trends in Materials and Energy Systems (FTME 2011), December 2011 at Siddhartha Engineering College, Vijayawada 5 Thermodynamic Performance analysis of integrated Pressurized Fuel Cell Gas Turbine Combined Cycles for Power Generation International Conference on Advances in Mechanical and Building sciences (ICAMB 2012), 9-11 January 2012 at VIT, Vellore xiv