本文根据多元合金化原则设计了一系列电极用低钴AB5型贮氢合金.并对其组织、不同温度和不同倍率的电化学性能、P-C-T特性进行了研究.结果表明,用多元合金化降低Co含量后,合金的放电容量虽有不同程度的降低,但可明显改善其充放电循环稳定性,且各种合金在20℃时1C和0.2C的放电比率、0.2C充放电时40℃和20℃的放电比率均基本保持不变.低Co合金具有更低的平台压.
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