A dehydrogenation anode is reported for hydrocarbon proton conducting solid oxide fuel cells (SOFCs). A Cu-Cr(2)O(3) nanocomposite is obtained from CuCrO(2) nanoparticles as an inexpensive, efficient, carbon deposition and sintering tolerant anode catalyst. A SOFC reactor is fabricated using a Cu-Cr(2)O(3) composite as a dehydrogenation anode and a doped barium cerate as a proton conducting ele...

The proposed dynamic model w i l l account for the electrochemical and thermo dynamic characteristics of SOFC. Effects of temperature variations and fluid flow changes wil l be incorporated in the model. Voltage drops inside a fuel cell w i l l a l s o model. SOFC is connected to Grid through DC-DC Boost converter and a 3-phase voltage source inverter. The output of 3-phase inverter is fed to t...

.................................................................................................................................................. I LIST OF PAPERS ...................................................................................................................................... III TABLE OF CONTENTS ...............................................................................

Fuel cells will undoubtedly find widespread use in this new millennium in the conversion of chemical to electrical energy, as they offer very high efficiencies and have unique scalability in electricity-generation applications. The solid-oxide fuel cell (SOFC) is one of the most exciting of these energy technologies; it is an all-ceramic device that operates at temperatures in the range 500-1,0...

Control strategy plays a significant role in ensuring system stability and performance as well as equipment protection for maximum service life. This work is aimed at investigating the control strategies for start-up and part-load operating conditions of the solid oxide fuel cell/gas turbine (SOFC/GT) hybrid system. First, a dynamic SOFC/GT hybrid cycle, based on the thermodynamic modeling of s...

Due to the increasing future energy demands and global warming, the renewable alternative energy sources and the efficient power systems have been getting importance over the last few decades. Among the renewable energy technologies, the solar energy coupling with fuel cell technology will be the promising possibilities for the future green energy solutions. Fuel cell cogeneration is an auspici...

This work analyzes the efficiency and economic performance of different configurations of a coal-fed Integrated Gasification Fuel Cell (IGFC) plant with CO2 capture. Our analysis evaluates novel configurations, providing a detailed economic assessment for each case. The plants studied here are based on a pressurized Solid Oxide Fuel Cell (SOFC) based power cycle integrated with a Shell coal gas...

Develop solid oxide fuel cell (SOFC) materials and • architectures for robust operation on renewable/ biomass fuel streams. Identify optimal fuel-processing strategies for renewable • fuels, specifically biogas derived from anaerobic digesters commonly utilized for sludge remediation at wastewater treatment facilities. Employ system modeling to optimize SOFC system • configurations. Extend mode...