Al中间层和Ni(V)过渡层对Co/Al/Cu三明治结构靶材背板组件焊接残余应力的影响

姜霖, 张亮, 刘志权

Effects of Al Interlayer and Ni(V) Transition Layer on the Welding Residual Stress of Co/Al/Cu Sandwich Target Assembly

JIANG Lin, ZHANG Liang, LIU Zhiquan

表1 靶材背板组件的材料模型尺寸和分析单元

Table 1 Material models, sizes and element types of target assembly

Material Material model Radius / mm Thickness / mm Thermal element Structural element Co target Elasticity 45 2.3 Plane 77 Plane 82 Cu backplane Elasticity 50 7.4 Plane 77 Plane 82 Al interlayer Elastoplasticity 45 1.5 Plane 77 Plane 82 Ni(V) layer Elastoplasticity 45 0.1 Plane 77 Plane 82