不同元件故障状态下滚动轴承的动态特性研究

涂文兵,袁晓文,杨锦雯,杨本梦

Research on dynamic characteristics of rolling bearing under different component fault conditions

Wen-bing TU,Xiao-wen YUAN,Jin-wen YANG,Ben-meng YANG

表3 外圈故障前后端的平均等效应力

Table 3 Average equivalent stress at front and rear ends of outer ring fault

故障状态 外圈故障前端 外圈故障后端 平均等效应力/MPa 增长幅度/% 平均等效应力/MPa 增长幅度/% 正常 1 921.5 — 1 558.3 — 外圈故障 6 102.2 217.6 6 457.3 314.4 内圈故障 1 934.7 0.7 1 846.5 18.5 滚动体故障 1 827.1 -4.9 2 067.9 32.7