生物质气为燃料的燃料电池理论电动势计算

来源 :化学物理学报 | 被引量 : 0次 | 上传用户：qwaer

【摘要】

：

在以生物质气体为燃料的固体氧化物燃料电池体系中,通过热力学平衡分析编程计算出700～1200 K时气体中各物种例如H2、CO、CO2和CH4的平衡组成,从而得到以氧化钇稳定氧化锆(YSZ)

【作者】

：

朱威尹艳红高岑夏长荣孟广耀

【机构】

：

中国科学技术大学材料科学与工程系生物质洁净能源实验室

【出处】

：

化学物理学报

【发表日期】

：

2004年期

【关键词】

：

生物质气电动势固体氧化物燃料电池热力学平衡 Biomass produced gas Electromotive force Solid oxide fu

【基金项目】

：

国家自然科学基金

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论文部分内容阅读

在以生物质气体为燃料的固体氧化物燃料电池体系中,通过热力学平衡分析编程计算出700～1200 K时气体中各物种例如H2、CO、CO2和CH4的平衡组成,从而得到以氧化钇稳定氧化锆(YSZ)为电解质的电池理论电动势.碳沉积对电动势有显著影响.通过计算可以推测比较适宜的操作温度和增湿条件.还计算了以掺杂氧化铈为电解质的电池电动势,相比氢气为燃料时,使用生物质气体导致的电动势的下降比使用YSZ为电解质的电池要小的多.

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生物质气为燃料的燃料电池理论电动势计算

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