多孔式液气缓冲器单自由度动力学分析  

The Dynamics Analysis of Single Degree of Freedom on Porous Hydro-Pneumatic Buffers

作　　者：周政[1] 何忠韬[1] 

机构地区：[1]兰州交通大学机电工程学院,甘肃兰州730070

出　　处：《铁道车辆》2011年第5期11-13,47,共3页Rolling Stock

摘　　要：从机械振动学的角度分析了机车车辆多孔式液气缓冲器的结构模型,并建立了单自由度振动模型,然后运用动力学基本知识建立了运动方程,通过方程的求解明确了多孔式液气缓冲器缓冲过程的运动轨迹以及影响参数,为此类缓冲器的优化设计提供了一定的理论参考。The structure model of the porous hydro-pneumatic buffers is analyzed from the aspect of mechanical vibration subject of study,and its vibration model of single degree of freedom is set up.Then the fundamental dynamics knowledge is used to establish its motion equation,through solution of the equation,the trajectory and influence parameters in the buffering process of porous hydro-pneumatic buffers are clarified,and certain theoretical reference is provided for the optimized design of the buffers.

关 键 词：液气缓冲器 单自由度 机械振动 动力学 

分 类 号：U270.34[机械工程—车辆工程]