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基于G1法的在役混凝土梁桥技术状态并行综合评定
引用本文:刘军营,任伟,杨文涛.基于G1法的在役混凝土梁桥技术状态并行综合评定[J].青岛理工大学学报,2012,33(4):30-35.
作者姓名:刘军营  任伟  杨文涛
作者单位:1. 陕西省高速公路建设集团公司,西安,710054
2. 长安大学公路学院,西安,710064
3. 长安大学公路学院,西安710064 云南省交通规划设计研究院,昆明650011
基金项目:中央高校基本科研专项基金资助项目,陕西省交通运输厅科技项目
摘    要:针对我国目前桥梁技术状态评定方法的不足,以层次分析法为基本评定模型,引入G1法和熵值法进行主观和客观赋权,并采用两种赋权法集成的线性加权组合法确定最终权重.最后给出了桥梁状态指数评定与桥梁重要构件缺损状况评定的并行综合评定方法.通过工程实例比较,并行综合评定方法具有计算原理简明、计算工作量少、结果可靠的优点.

关 键 词:桥梁工程  在役梁桥  G1法  熵值法  并行综合评定

Parallel comprehensive evaluation based on the G1 method for existing concrete beam bridge technology state
LIU Jun-ying,REN Wei,YANG Wen-tao.Parallel comprehensive evaluation based on the G1 method for existing concrete beam bridge technology state[J].Journal of Qingdao Technological University,2012,33(4):30-35.
Authors:LIU Jun-ying  REN Wei  YANG Wen-tao
Affiliation:2,3(1.Shaanxi Province Highway Construction Group Company,Xi’an 710054,China; 2.Highway Institute,Chang’an University,Xi’an 710064,China; 3.Traffic Planning and Design Institute of Yunnan Province,Kunming 650011,China)
Abstract:This paper aims at shortcomings of bridge assessment method.The AHP(analytic hierarchy process) is used as the basic evaluation model,G1 method and entropy method are introduced for subjective and objective weight,and the weighting method determines the final weight by integrating the weighted linear combination method.And the bridge condition index evaluation and bridge important component defect situation evaluation of parallel comprehensive evaluation method are put forward.Through the project example,this method has simple calculation principle,less workload,reliable results.
Keywords:bridge engineering  servicing bridge  G1 method  entropy method  parallel comprehensive evaluation
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