预应力孔道摩擦损失测试方法评析  

Comment on the testing methods of prestress friction loss

作　　者：白亚辉[1] 

机构地区：[1]同济大学地下建筑与工程系

出　　处：《山西建筑》2009年第8期142-144,共3页Shanxi Architecture

摘　　要：指出摩擦损失测试主要有贴应变片法、传感器法和张拉伸长值校核法三种方法,基于工程经验和实例分析,对这三种方法进行了总结,讨论了它们的适用范围和注意事项,并对相关实测数据的处理方法提出了建议。Friction loss testing mainly has three methods, namely, pasting strain gauge method, load cell method, and elongation value checking method.Based on engineering experience and example analysis, these three methods are summarized. The scopes of application and points for attention are discussed. The suggestions on processing methods of measured data are also presented.

关 键 词：预应力摩擦损失 孔道摩擦系数 张拉伸长值 

分 类 号：TU757[建筑科学—建筑技术科学]