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Keywords: Optimization
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Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. November 2022, 19(4): 041001.
Paper No: JEECS-22-1029
Published Online: May 17, 2022
...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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2022, 19(3): 031001.
Paper No: JEECS-21-1072
Published Online: December 2, 2021
... 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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. February 2020, 17(1): 011008.
Paper No: JEECS-19-1022
Published Online: September 27, 2019
... 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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. November 2019, 16(4): 041009.
Paper No: JEECS-18-1127
Published Online: September 24, 2019
... 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...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. November 2019, 16(4): 041002.
Paper No: JEECS-18-1115
Published Online: March 12, 2019
... 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...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. December 2015, 12(6): 061008.
Paper No: FC-15-1036
Published Online: January 20, 2016
..., 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...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. February 2015, 12(1): 011005.
Paper No: FC-14-1089
Published Online: February 1, 2015
... 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 a certain period of time...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. February 2015, 12(1): 011006.
Paper No: FC-14-1102
Published Online: February 1, 2015
... of the valve at the middle of the operating range. A detailed experimental analysis shows 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...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. December 2014, 11(6): 061006.
Paper No: FC-14-1061
Published Online: December 1, 2014
...) combined with a solar cell (SC) and a battery (BT), compared with a reference system (RS). This study applies an optimization theory into an operational planning problem to measure actual energy demands over the course of 1 year. Eight different types of energy supply system were compared with each other...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. December 2014, 11(6): 061002.
Paper No: FC-14-1049
Published Online: September 16, 2014
... in the Matlab / Simulink environment. Balance of plant Fuel cell applications Optimization Solid oxide fuel cells Control The adaptive algorithm under consideration is the well-known Direct MRAC for single input single output systems having no delays. Figure 7 shows a schematic...
Journal Articles
Article Type: Research-Article
J. Electrochem. En. Conv. Stor. February 2014, 11(1): 011005.
Paper No: FC-13-1006
Published Online: October 22, 2013
... hybrid system. The GA method is used to find the optimal design parameters for the efficiency and the economic effect objectives. The results show that the optimum life cycle cost for the system is 3800–5,600 $/kW under the conditions of 10 years operation, 1500 production unit per year, and the system...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. December 2011, 8(6): 061006.
Published Online: September 26, 2011
...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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. October 2011, 8(5): 051003.
Published Online: June 13, 2011
... 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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. August 2011, 8(4): 041011.
Published Online: March 31, 2011
... 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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. April 2011, 8(2): 021007.
Published Online: November 29, 2010
... fluid dynamics electrochemical electrodes optimisation solid electrolytes solid oxide fuel cells 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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. April 2011, 8(2): 021002.
Published Online: November 24, 2010
...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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. April 2011, 8(2): 021001.
Published Online: November 24, 2010
... 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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. June 2010, 7(3): 031018.
Published Online: March 16, 2010
...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...
Journal Articles
Article Type: Research Papers
J. Electrochem. En. Conv. Stor. November 2009, 6(4): 041018.
Published Online: September 2, 2009
... 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. Sensitivity derivatives Method ∂ I / ∂ β Finite...
Journal Articles
Article Type: Technical Papers
J. Electrochem. En. Conv. Stor. August 2007, 4(3): 255–260.
Published Online: July 14, 2006
... humidity requirement it is critical to precisely control the internal temperature of the fuel cell. First, an optimization-based parameter identification is applied to determine unknown coefficients to the nonlinear thermal model of the fuel cell stack. The stack is modeled according to a lumped parameter...