同时考虑非线性齿轮啮合力和非线性油膜力的影响，建立齿轮-转子-滑动轴承系统的动力学模型。
The nonlinear gear mesh force and nonlinear oil film force were considered synchronously, the dynamic model of geared rotor-oil journal bearing system was proposed.
通过实验证明齿轮的啮合力、激振频率均与理论相符，样机模型与实际吻合，具有可行性。
The experiment proved that the gear meshing force, excitation frequency is consistent with the theory. Consistent with the actual prototype model is feasible.
基于虚拟样机仿真研究了齿轮偏心、轴偏心、轮齿磨损等缺陷对啮合力的影响，为深入研究齿轮传动系统动态特性提供了理论参考依据。
The effect of decentrations and teeth shape imperfections were examined by virtual prototyping model, which provided references to research on dynamic characteristics of gear driving device.
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