将液压基座平台上部装置简化为一个质量单元 ,考虑平台的刚体运动和液压控制系统的耦合 ,建立了平台系统的运动控制方程 .根据平台受迫后运动的稳定条件和工程控制理论 ,提出了液压系统反馈流量系数的计算条件 ,应用Laplace变换 ,提出了时域和频域内平台动力响应计算方法 .应用该方法设计了平台的控制系统并计算了平台的动力响应 .结果表明 ,该方法可以有效提高平台动力稳定性和减小平台振动 Considering the rigid body motion of the platform and the coupling of the hydraulic control system, the motion control equations of the platform system are established.Based on the stability conditions and the engineering control theory of the platform after forced movement, In this paper, the control system of the platform is designed and the dynamic response of the platform is calculated. The results show that this method can be effective Improve platform dynamic stability and reduce platform vibration