本文建立了时变啮合刚度的直齿行星齿轮动力学模型。
This paper presented a lumped-parameter model for planetary gears, including mesh stiffness variation.
用算符分解算法(AOM)研究了扭矩波动和时变啮合刚度对拍击门槛转速的影响。
A-operator method (AOM) is used to study the influence of the torque fluctuation and time-varying meshing stiffness on rattling threshold speed of the gear system.
在考虑齿轮时变啮合刚度的情况下，建立了齿轮耦合的转子-轴承系统的非线性动力学模型。
Considering the time varying meshing stiffness of gear pair, the nonlinear dynamic model of a geared rotor bearing system is established.
用算符分解算法(AOM)得到了系统的近似解析解，并研究了传动比和时变啮合刚度对拍击门槛转速的影响。
A-operator method (AOM) is used to study the influence of the speed ratio and time varying meshing stiffness on rattling threshold speed of the gear system.
建立了两级星型齿轮传动系统的非线性动力学分析模型，模型中考虑了系统的综合啮合误差、时变啮合刚度以及齿侧间隙。
A dynamic analysis model in which the gear error and the time-varying stiffness and backlash are included is established for a 2-stage star gear train.
时变刚度曲线用轮齿三维接触有限元方法求得，啮合冲击激励力用轮齿三维冲击-动力接触有限元混合法求得。
The time-variable stiffness is acquired by 3D finite element contact procedure, while the exciting force caused by meshing shock is obtained by 3D dynamic contact finite element mixed formula.
时变刚度曲线用轮齿三维接触有限元方法求得，啮合冲击激励力用轮齿三维冲击-动力接触有限元混合法求得。
The time-variable stiffness is acquired by 3D finite element contact procedure, while the exciting force caused by meshing shock is obtained by 3D dynamic contact finite element mixed formula.
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