The analysis model of coupling crank bearing lubrication to system dynamical behavior is established in PRCS, and its numerical simulation is completed through OCAM.

• 考虑润滑在多体系统动力学行为中的作用，建立了活塞-连杆-曲轴系统的系统动力学行为与曲轴主轴承油膜动力润滑的耦合分析模型，并进行了数值仿真分析。