## Abstract An improved tank in series reactor model for the tubular solid oxide fuel cell stack is presented. The model accounts for the charge balances in the electrodes and electrolyte in addition to the component and energy balances, and is used to simulate the potentiostatic operation of the s
Modelling of a Pressure Element for Solid Oxide Fuel Cell Stack
β Scribed by B. Ryczek
- Publisher
- John Wiley and Sons
- Year
- 2010
- Tongue
- English
- Weight
- 530 KB
- Volume
- 10
- Category
- Article
- ISSN
- 1615-6846
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β¦ Synopsis
Abstract
The paper deals with the structural analysis of a corrugated pressure element for the SOFC stack. The aim of the element application is assurance of the fuel cell tightness and sufficient electrical contact between components by means of its uniform pressure. In this paper, a method of the pressure element modelling is proposed and results of its behaviour analysis for different assembly conditions (free ends, fixed ends and ends subjected to friction force) are presented. Vertical and horizontal stiffness of the corrugated element as a function of its geometrical parameters has been determined which facilitates computer simulation and engineering design of the element.
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## Abstract The structural integrity of the sealing material is critical for the reliability of solid oxide fuel cell stacks. In this respect failure and deformation are aspects which need to be assessed in particular for glass ceramic sealant materials. Bending tests were carried at room temperatu
## Abstract Thin solid oxide fuel cellsβ(SOFCs), with a planar multiβlayer structure, typically exhibit curvature behavior and develop residual stresses originating from the thermal mismatch of the materials involved. The curvature effects oppose successful stack operation, which also relies on the