Ag/Ti2AlC复合材料的电弧侵蚀及退化机理
丁健翔1,2,田无边2,汪丹丹2,张培根2,陈坚2,孙正明2(
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Arc Erosion and Degradation Mechanism ofAg/Ti2AlC Composite
Jianxiang DING1,2,Wubian TIAN2,Dandan WANG2,Peigen ZHANG2,Jian CHEN2,Zhengming SUN2()
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图12. Ag/10TAC复合材料电弧侵蚀和退化机理示意图
Fig.12. Schematics of electric arc erosion mechanism and degradation process of Ag/10TAC compositeColor online(a) electric arc acts on the contact surface and molten pool forms(b) Ag-O vapor deposits on contact surface and transitional region forms(c) inter-diffusion of Ag-Al deepens and thin TixOy layer generates in the early period(d) TixOy layer thickens(e) thick TixOy blocks with cracks form(f) TixOy blocks are damaged by electric arc and new Ag/TAC composite exposes
