... analyzed. If the operating conditions of the fuel cell are optimized to get a gas composition of mainly CO 2 with low amounts of H 2 , CO, CH 4 , and H 2 O in the anode compartment of the MC-DCFC, this will help to improve the conversion efficiency of lignin fuel in the MC-DCFC. References [1...

...Weiyang Tang; Zongli Chen; Ying Zhao In the article, we employed and extended the chemomechanical model for a hollow spherical particle to account for different optimization strategies for improved battery performance. In particular, we assessed the influence of surface tension and coating...

... improving the battery design or optimizing the charging/discharging protocols. In contrast, this study proposes a novel control co-design framework with adaptive surrogate modeling to address the challenges and to generate the systematic optimal battery design and the corresponding charging protocol...

... enables to help understand the battery performance quickly by estimating all parameters of the battery system. Finally, open source codes, executable files, and experimental data are provided to enable people's access to robust and accurate models and optimizers. In battery simulations, different models...

... and energy efficiencies of the cycle are calculated, and the effects of various cycle parameters on the exergy and energy efficiencies are investigated. To maximize the exergy efficiency while minimizing the cost of electricity generation by the fuel cell, the particle swarm optimization (PSO) algorithm...

... of the battery pack to avoid cycle life reduction and safety issues of lithium-ion batteries. This work employed an easily applied optimization method to design a more efficient battery pack with lower temperature and more uniform temperature distribution. The proposed method consisted of four steps: the air...

..., 2016. Assoc. Editor: Abel Hernandez-Guerrero. 08 06 2015 02 11 2015 Optimization PEM fuel cells Stack design Control With an ever growing number of alternative energy sources to fossil fuels (hydrogen, solar, geothermal, wind, etc.), reducing cost and increasing...

.... Transient numerical simulations are carried out for a single-channel PEM fuel cell to illustrate the response of power as the operating parameters are subjected to specified changes. These parameters are also optimized with an objective to match the power requirements of an automotive drive cycle over...

... the unusual behavior during steady state and transient operation, which is considered a key point for future control strategies in terms of turbine efficiency optimization and cathode airflow control. Fuel cell applications Optimization Pressure Solid oxide fuel cells Turbines Control...

... of binary variables. As an example, the optimal operational planning problem for SO + SC + BT, formulated in Chapter 3, becomes a large-scale MILP problem consisting of 9363 constraint equations with 4515 continuous variables and 4560 0/1 binary variables. Here, the operational planning problem is solved...

... in the Matlab / Simulink environment. Balance of plant Fuel cell applications Optimization Solid oxide fuel cells Control Hybrid fuel cell gas turbine technology for distributed power generation has been shown to be an efficient means of producing clean energy and has the theoretical...

... reformer for the PEMFC stack to generate additional power. A thermoeconomic model for the design optimization of a 220 kW SOFC-PEMFC hybrid system is developed in this work. Optimization of two objectives, i.e., the life cycle cost and the net electrical efficiency, are considered individually to find...

...Junxiang Shi; Xingjian Xue Suitable porous electrode design may play a significant role in the performance enhancement of solid oxide fuel cells (SOFCs). In this paper a genetic algorithm optimization method is employed to design electrodes based on a 2D planar SOFC model development. The objective...

... to maximum thermal efficiency and maximum net work output. It would be analytically complicated to apply the same method for the hybrid system due to the dependence of electrochemical parameters such as cell voltage on thermodynamic parameters like pressure and temperature. So, the thermodynamic optimization...

... may increase. This paper discusses the effect of increasing the number of the R-FCGSs involved in the IC on energy saving by conducting optimal operational planning based on mixed-integer linear programming. The numerical analyses for various numbers of target R-FCGSs, with a maximum of 20, clarify...

... computational fluid dynamics CFD fuel cell modeling optimization solid-oxide fuel cell SOFC A fuel cell is a device that converts the internal energy of chemical reactants directly into electrical energy. A basic fuel cell consists of two electrodes that are separated by an ionic-conducting...

... with an appropriate installation and operating strategy. The maximizing emission reduction and economic saving simulator ( MERESS ) is an optimization tool that was developed to evaluate novel strategies for installing and operating CHP FCSs in buildings. These novel strategies include networking, load following...

...Whitney G. Colella; Stephen H. Schneider; Daniel M. Kammen; Aditya Jhunjhunwala; Nigel Teo The maximizing emission reductions and economic savings simulator ( MERESS ) is an optimization tool that evaluates novel strategies for installing and operating combined heat and power (CHP) fuel cell...

...Robert J. Braun A techno-economic optimization study investigating optimal design and operating strategies of solid oxide fuel cell (SOFC) micro-combined heat and power (CHP) systems for application in U.S. residential dwellings is carried out through modeling and simulation of various anode...

... technique. The results of the three methods are compared for accuracy. An optimization step is taken using the sensitivity derivative to improve the value of the cost function. The cost function is improved with the design step. Fuel cells have emerged as promising candidates to lessen our energy...