应用有限元分析软件ANSYS研究了W/Cu功能梯度涂层的3D模型在不同热流密度的稳态冲击下的工作应力和分布以及在边缘局域模式下的瞬态热冲击的表面温度随热流持续时间的关系.结果表明,当钨涂层表面层厚度为2mm、梯度层为240μm时,最大等效应力得到有效缓解;W/Cu部件能承受高达500MW、持续时间为5ms的高热流冲击.
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