电动伺服机构振荡问题研究

Aerospace Control(2010)

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Abstract
针对电动伺服机构中传动间隙引起的极限环振荡和较大惯量的负载加剧这一振荡问题,建立了系统间隙极限环模型和非线性振动模型,并采用摄动法求解出非线性振动规律,得出了间隙、转动惯量、伺服刚度及干扰力对系统的影响规律。仿真和试验结果证明这一理论是正确的。
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Key words
Infinitesimal-loop,Electromechanical actuation,Clearances,Nonlinear oscillations
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