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压缩机环状阀失效严重度多层次评价及应用
引用本文:王志国,宋永臣,刘瑜,关晓晶.压缩机环状阀失效严重度多层次评价及应用[J].流体机械,2006,34(10):45-48.
作者姓名:王志国  宋永臣  刘瑜  关晓晶
作者单位:1. 大连理工大学,辽宁大连,116024;大庆石油学院秦皇岛分院,河北秦皇岛,066004
2. 大连理工大学,辽宁大连,116024
3. 大庆石油学院秦皇岛分院,河北秦皇岛,066004
摘    要:应用模糊数学中的综合评判方法,将失效影响程度分为致命、严重、中等及轻微4个等级对压缩机环状阀失效严重度进行多层次模糊综合评判。实际评判时,将基本故障率、失效对系统的影响及维修性作为因素集,根据结构重要度、专家评分和模糊统计试验得到因素权重系数与评判矩阵。这一方法克服了仅依靠失效概率大小进行评判带来的不足。

关 键 词:失效  严重度  多层次评价  压缩机环状阀
文章编号:1005-0329(2006)10-0045-04
收稿时间:2005-11-25
修稿时间:2006-03-01

Estimation and Application on Failure Sevarity of Piston Compressor Ring Valve
WANG Zhi-guo,SONG Yong-chen,LIU Yu,GUAN Xiao-jing.Estimation and Application on Failure Sevarity of Piston Compressor Ring Valve[J].Fluid Machinery,2006,34(10):45-48.
Authors:WANG Zhi-guo  SONG Yong-chen  LIU Yu  GUAN Xiao-jing
Affiliation:1. Dalian University of Technology, Dalian 116024, China; 2. Qinhuangdao Branch of Daqing Petroleum Institute, Qinhuangdao 066004, China
Abstract:Failure of piston compressor's ring valve is influenced by many factors.Failure severity can be divided into fatal,severe,genetic and light applying the theory of fuzzy comprehensive estimation.In actual case the basic fault rate,effect on the reliability of ring valve and the maintainability can be assembled as a factor set,and the weight coefficient and estimation matrix can be attained by the methods of expert point rating and statistical tests.This way can avoid the disadvantage of estimation result which only using the failure probability evaluation.
Keywords:failure  severity  fuzzy estimation  piston compressor ring valve
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