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单跨预应力梁中预应力摩擦损失规律研究
引用本文:盛美群,薛峰,王腾飞. 单跨预应力梁中预应力摩擦损失规律研究[J]. 山西建筑, 2008, 34(3): 98-99
作者姓名:盛美群  薛峰  王腾飞
作者单位:1. 西南交通大学,四川,成都,610031
2. 中建西南设计院,四川,成都,610000
3. 中铁十八局集团华南公司,广东,珠海,519100
摘    要:针对预应力混凝土结构的发展,对预应力筋与孔道间的摩擦损失公式进行了推导,结合工程实例,对公式和MI-DAS两种计算方式的计算结果进行了比较,分析了预应力摩擦损失的分布规律,可供工程设计人员参考。

关 键 词:预应力  摩擦损失  摩擦理论
文章编号:1009-6825(2008)03-0098-02
收稿时间:2007-09-29
修稿时间:2007-09-29

Research on the pre-stress friction loss regularity in single span pre-stress beam
SHENG Mei-qun,XUE Feng,WANG Teng-fei. Research on the pre-stress friction loss regularity in single span pre-stress beam[J]. Shanxi Architecture, 2008, 34(3): 98-99
Authors:SHENG Mei-qun  XUE Feng  WANG Teng-fei
Affiliation:SHENG Mei-qun XUE Feng WANG Teng-fei
Abstract:Aiming at the development of the pre-stress concrete structure,it makes the deducing to the friction loss formula of pre-stress bar and between the tunnels.Combined with the projects practice,it compares the calculation results of the two calculation formulas of formula and MIDAS,analyses the distribution regularities of pre-stress friction loss regularity.This will supply reference to the designers of projects.
Keywords:pre-stress  friction loss  friction theory
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