The characteristics of stiffness and damping for two kinds of dampers is obtained through a study of dynamic parameters of general squeeze film damper(SFD)and hydrostatic squeeze film damper(HSFD).

• 通过对以窄阻尼器为代表的普通型挤压油膜阻尼器(SFD)和以四油腔垫式阻尼器为代表的静压型挤压油膜阻尼器(HSFD)的动力学参数的对比分析,获得了两种阻尼器的刚度和阻尼特性。