在往复摩擦过程中冷喷涂Al基复合涂层孔隙的开裂行为
王金龙, 王慧明, 李应举, 张宏毅, 吕晓仁

Pore Feature and Cracking Behavior of Cold-sprayed Al-based Composite Coatings under Reciprocating Friction
WANG Jinlong, WANG Huiming, LI Yingju, ZHANG Hongyi, LV Xiaoren
表3 不同形状孔隙在摩擦过程中的最大Mises应力
Table 3 Mises stress of pores with different shapes in process of friction
Pore shapeOvalTriangleRectangle
Mises stress maximum value / MPa832.03883.35920.29
Increased Mises maximum value compared to non-porous coating19.32%24.00%27.05%