传统针对行星齿轮传动系统动力学的研究, 均是假设其支撑在静止基础上, 但置于飞行器内部的
行星齿轮传动系统是随机体一起做空间运动, 除了受到重力作用外还受到牵连惯性力和科氏惯性 …

混合动力车辆模式切换过程中存在多源宽频段激励耦合, 进而引发较大瞬态扭振,
严重影响驾驶品质. 以行星耦合PHEV 为研究对象, 建立考虑非线性啮合刚度 …

The traditional research on the dynamics of planetary gear transmission system is based on
the assumption that the support is on the ground. However, the planetary gear transmission …

为了提高薄煤层采煤机的装煤性能及工作效率, 运用理论分析与离散元数值模拟的方法对其进行
了研究. 针对理论落煤量及理论装煤量与牵引速度, 滚筒截深, 滚筒转速, 螺旋升角的关系进行了 …

摘要针对采煤机在实际工作过程中的振动问题, 运用多体动力学理论, 综合考虑采煤机行走部与
刮板输送机之间的接触特性, 调高油缸的支撑特性, 摇臂的自身刚度以及采煤机滚筒, 摇臂 …

摘要基于刚柔耦合多体接触动力学理论, 对采煤机截割部传动系统进行了系统的研究,
并以RecurDyn 为平台建立了包含传动系统齿轮, 轴承和传动轴的采煤机截割部模型 …

为有效抑制由冲击载荷引起的采煤机截割传动系统动载荷, 提出基于自抗扰转矩补偿的采煤机截
割传动系统动载荷主动控制方法. 综合考虑电动机动态特性, 齿轮时变刚度以及滚筒负载特性等 …

Based on the theory of rigid-flex coupled multi-body system dynamics, systematic research
has conducted on transmission system of a coal winning machine's cutting part. By using the …

In order to suppress the dynamic load of the electro-mechanical transmission system of the
drum shearer cutting unit, an active control method is proposed based on active disturbance …

The coupled multi-source and wide-band excitations exist in the process of mode transitions
of planetary-coupled PHEV, and it may cause large transient torsional vibration and …