【作者】 张晓光； 林财兴； 谢甘第；

【Author】 ZHANG Xiao-guang,LIN Cai-xing,XIE Gan-di (Institute of Mechanical Engineering and Automation,Shanghai University,Shanghai 200072)

【机构】 上海大学机电工程与自动化学院；

【摘要】 在航空航天测控系统中广泛采用液压系统作为执行环节。液压系统具有功率大、响应快等优点,它在测控系统运行中起着关键的控制或传动作用。首先对液压系统故障诊断技术的研究现状进行了分析,然后以液压系统的故障特征为切入点,分别研究了液压系统故障中的各种诊断方法,并分析了其特点。最后介绍了液压系统故障诊断方法的发展趋势。更多还原

【Abstract】 Hydraulic system has been widely used for its big power and the advantages of quick response in engineering field.It plays a central role in the control or drive of the device.The current situation of hydraulic system fault diagnosis technology research has been summarized.Then,the failure characteristics of a hydraulic system as the starting point to depict the diagnostic methods is applied in the hydraulic system fault diagnosis field,and methods are given for each corresponding application examples.Finally,the trends of hydraulic system fault diagnosis method is analyzed.更多还原