航空液压泵加速寿命试验现状  

A Review on Method of Accelerated Lifetime Test for Aircraft Hydraulic Pump

作　　者：马纪明[1] 阮凌燕[2] 付永领[1] 柯兵[2] 陈娟[1] 祁晓野[1] 罗经[3] 

机构地区：[1]北京航空航天大学,北京100191 [2]金城南京机电液压工程研究中心,江苏南京211140 [3]北京机械工业自动化研究所,北京100120

出　　处：《液压与气动》2015年第6期6-12,共7页Chinese Hydraulics & Pneumatics

基　　金：国家自然科学基金(51205007);质检公益性行业科研专项(201510202-07)

摘　　要：首先介绍了航空用液压泵的可靠性及寿命要求的发展情况。然后,阐述了液压泵实施加速寿命试验的一般方法,以及美国、俄罗斯和我国目前采用的加速寿命试验规范及标准体系,并对它们之间的区别和联系进行了对比分析。对我国航空领域开展的液压泵加速寿命试验情况、存在的技术难点进行了介绍,提出了开展液压泵加速寿命试验的一般方案。最后针对开展航空液压泵加速寿命试验的必要性、实施前提、加速试验基本准则进行了总结。Currently,reliability and lifetime requirements for the hydraulic pumps utilized in aircraft are becoming more and more serious.General specification for the accelerated lifetime test（ ALT） of hydraulic pumps is described.Moreover,normal ALT methods applied for USA and Russia aircrafts are introduced,and the difference and relationship between the two different ALT systems are also presented.Some normal ALT methods used for civil aircraft,current conditions,and difficulties in China are furthermore reviewed.A general scheme of ALT for hydraulic pump is presented.In addition,the necessity of ALT for aircraft hydraulic pump,and pre-conditions and basic rules are summarized for reference.

关 键 词：液压泵 加速寿命试验 标准 航空 

分 类 号：TH137[机械工程—机械制造及自动化]