等效粘性阻尼的英文
equivalent viscous damping
例句与用法
- This dissertation also presents the equivalent stiffness and damping models and the nonlinear hysteresis and saturation model of a kind of the mr damper developed by the experimental testing and modeling in order to describe accurately characteristics of the mr damper
建立了磁流变阻尼器的等效刚度和等效粘性阻尼系数与施加电压、激振频率和振幅的关系以及能精确表示磁流变阻尼器的力学特性的非线性滞回模型。 - In this thesis , by means of the lagrange function , the finite element dynamic equations of the beam element are deduced . then all the element dynamic equations are assembled into the system dynamic equation through using the kineto - elastodynamics theory . the dissipation force derived from joint damping is applied as excitation force of the linkage system
本文的主要内容如下：以平面弹性四连杆机构为研究对象，运用ked ( kineto - elastodynamics )方法推导出了连杆机构的系统动力学方程；在此基础上，将运动副阻尼等效为粘性阻尼，导出了包含运动副等效粘性阻尼系数的系统动力学方程。 - Comparing the fitted expression with the established theory expression of the angular velocity , the equivalent viscous damping coefficient is gained . the closed form algorithm of the state space method is employed to solve the system dynamic equation with time - varying coefficients . the dynamic problem of a linkage mechanism with four joints is taken as example to show that the presented models and methods are correct and practicable
引入求解线性微分方程的状态空间法，并对其求解时变系统运动微分方程的具体步骤进行了推导；在此基础上将实测获得的运动副等效粘性阻尼系数代入系统动力学方程，求解后获得了考虑运动副阻尼的平面弹性四连杆机构的仿真结果；结果表明运动副的阻尼在一定程度上对振动具有抑制作用。
