运用有限元软件对W/Cu梯度材料进行了热应力优化设计,结果表明,在30 MW/m2的表面热流负荷下,经过优化设计的W/Cu功能梯度材料有较好的热应力缓和效果,与非梯度材料相比等效热应力降低了62.3%,表面工作温度下降了50℃;与单纯金属W相比,W/Cu梯度材料的表面工作温度较之大幅度降低445℃.
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