电液舵机系统的可靠性强化试验方案设计  

Reliability Enhancement Testing Project Design of Electro-hydraulic Steering Gear System

作　　者：张新[1] 王晓红[1] 王立志[1] 戴城国[1] 

机构地区：[1]北京航空航天大学,北京100191

出　　处：《装备环境工程》2010年第6期208-212,230,共6页Equipment Environmental Engineering

摘　　要：以电液舵机为研究对象,根据其自身特点建立故障树,以得到系统的薄弱环节及主要故障模式。通过分析得到电液舵机系统的敏感应力,对可靠性强化试验应用于此类机电液一体化的产品进行了可行性分析,并设计了适用于电液舵机系统的可靠性强化试验方案。The fault tree of electro-hydraulic steering gear was built based on its characteristics.The weakness and main failure modes of the system were got and the sensitivity stress of steering gear system was found by analysis.The feasibility of application of reliability enhancement testing to electro-hydraulic electromechanical integration products was analyzed and a reliability testing project of RET was designed for electro-hydraulic steering gear system.

关 键 词：电液舵机 故障树分析 敏感应力 可靠性强化试验 

分 类 号：TB114.3[理学—概率论与数理统计]