The finite element model, computation response of driving force and dynamic characteristic are established by taking double mass spring damping system for example.
以双质量弹簧阻尼系统为例建立有限元模型，计算动力响应以及动态特性。
The virtual mass of the spring was brought out firstly and the dynamic model was established sequentially.
首先确定多股螺旋弹簧的虚拟质量，建立了多股螺旋弹簧的动态模型。
The rigid shaft model and flexible shaft model of the drive train based on the spring-mass-damper system are used to analyze the dynamics of the drive train.
采用了弹簧—质量—阻尼系统结构并按照风力机运行机理，建立了风力机传动系统的刚性轴模型和柔性轴模型，并确立了相应的仿真分析方法。
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