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A gearless hydraulic wind energy transfer system utilizes the hydraulic power transmission principles to integrate the energy of multiple wind turbines in a central power generation location. The gear...
Vibration control is an efficient way to minimize a rotating machine’s vibration level so that its vibration fault-free can be realized. While,several factors, such as unbalance, misalignment and inst...
In order to overcome the drawbacks of traditional rehabilitation method, the robot-aided rehabilitation has been widely investigated for the recent years. And the hand rehabilitation robot, as one of ...
Mastering the influence laws of parameters on the solution structure of nonlinear systems is the basis of carrying out vibration isolation and control. Many researches on solution structure and bifurc...
Lower limb injures are frequently observed in passenger car traffic accidents. Previous studies of the injuries focus on long bone fractures by using either cadaver component tests or simulations of t...
Multistation machining process is widely applied in contemporary manufacturing environment. Modeling of variation propagation in multistation machining process is one of the most important research sc...
Research of thermal characteristics has been a key issue in the development of high-speed feed system. Most of the work carried out thus far is based on the principle of directly mapping the thermal e...
Currently, many studies have been made for years on dimensions of pneumatic nozzle, which influence the flow characteristic of blowing system. For the purpose of outputting the same blowing force, the...
In this study, a theoretical model which can ensure the calculation of plastic deformation heat occured at the worn surfaces due to the friction during sliding was established and the validity of the ...
考虑了切削力波动、质量偏心及切削液流体力对钻杆动特性的影响。在求解切削液动态流体力时,引入变分约束原理,在动力积分、迭代过程中实时形成修正的Reynolds方程变分形式的有限元方程及其扰动方程,同时求得了切削液流体力及其Jacobian矩阵,并且使其具有相互协调一致的精度。在求解钻杆系统非线性动力学响应时,通过改变系统的时间尺度, 使系统周期轨迹的周期显式地出现在系统方程中,并将周期也作为一个参数...
In this paper the formalism of Hamiltonian system (X ,ω,H) on the symplectic manifold due to Reeb [2] given in Abraham and Marsden [4] and Arnold[5] is used to derive the equations of motion (1) for a...

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