提出了一种随机应力时间历程作用下构件疲劳可靠性分析的新模型。
A model for fatigue reliability analysis of structural members under random stress time courses is proposed.
摘要 以某型轿车车门为例，建立了前侧门系统的 有限元模型，施加了边界条件以模拟实际工况，并采用 ABAQUS求解器计算获得了应力时间历程。
Abstract A finite element model for thefront door system is build, boundary condition is performed to simulate thereal situation, time history of stress is obtained through calculating byABAQUS.
本文通过三维有限单元法分析计算与现场动态应力检测相结合，得到各工况下主梁最大应力部位的实际应力—时间历程。
Firstly, the actual stress history of the projecting beam's maximal stress area is acquired by integrating the three-dimensional FEM analysis calculation and the dynamic stress test at field.
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