As solid oxide fuel cell (SOFC) technology is rapidly evolving, high-fidelity mathematical models based on physical principles have become essential tools for SOFC system design and analysis. While several SOFC models have been developed by different groups using different modeling assumptions, little analysis of the effects of these assumptions on model performance can be found in literature. ...

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...

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...

In order to achieve the fast load following and safe transient operation of Solid Oxide Fuel Cell-Gas Turbine hybrid system, a novel control approach by combining multi loops with coordinated protection is proposed in this work. The can adjust behavior parameters on-line avoid undesired faults, such as compressor surge, reformer carbon deposition, fuel cell thermal crack turbine blade overheat....

In this paper, a new integrated system of solid oxide fuel cell (SOFC)–gas turbine (GT)–steam Rankine cycle (SRC)–exhaust gas boiler (EGB) is presented, in which ammonia introduced as promising source to meet shipping decarbonization targets. For purpose, an SOFC presented the main power-generation for specific marine propulsion plant; GT and SRC provide auxiliary power machinery accommodation ...

The main motivation of the presented paper is to study the amplitude and location of the maximum temperature (Tmax) and maximum temperature gradient (DT/Dxmax), respectively, as well as the performance parameters of the modeled, single, planar, anodesupported, solid oxide fuel cell (SOFC) with internal methane steam reforming at different operating conditions (i.e. current density and inlet vel...

A typical operating temperature of a solid oxide fuel cell (SOFC) is quite high above 750 °C and affects the thermomechanical behavior of the cell. Thermal stresses may cause microstructural instability and sub-critical cracking. Therefore, a joint analysis by the computational fluid dynamics (CFD) and computational structural mechanics based on the finite element method (FEM) was carried out t...