由Ti-Cr基合金的二元相图出发,综述了Ti-Cr基合金的储氢性能,并重点介绍了多元合金化对其储氢性能的影响.合金TiCr1.8中存在BCC和Laves相,吸氢量随温度的升高而有所下降.Zr取代合金中的部分Ti使合金的晶胞参数增大,同时合金的吸氢量增加,平台压力降低,平台区变短.V取代合金中的部分Cr也使合金的吸氢量增加,吸放氢过程中的滞后效应增加.Fe,Mn,Cu,Ni对合金的性能也有一定影响.相同的退火时间下,TiCrV合金的吸氢量随退火温度的升高而增加.
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