平板型固体氧化物燃料电池堆密封方法及其专用密封件

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Publication date
26 November 2008
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Abstract

一种平板型固体氧化物燃料电池堆密封方法，其特征在于采用密封玻璃作为密封基础材料，NiO粉末为阳极涂层、LSM阴极粉末为阴极涂层原料，NiO粉末、LSM阴极粉末制成喷涂溶液，随后根据需要分别喷涂于密封玻璃的侧面，干燥后的密封材料用于电池堆中单电池与不锈钢连接件或单电池与其他组件的密封。本发明还公开了对应专用密封件。它可大大提高密封材料的化学稳定性，并降低其热膨胀系数至与被密封组件一致的程度，从而可极大减小固体氧化物燃料电池堆热循环过程中的热应力，促进密封和提高燃料电池寿命

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