预应力孔道摩阻系数测试与分析  

Test and Analysis of Prestressed Duct Friction Factor

作　　者：王涛[1] 钟穗东[1] 张汉平[1] 

机构地区：[1]华南理工大学土木与交通学院,广州市510640

出　　处：《公路》2010年第5期35-38,共4页Highway

摘　　要：分析和阐述了进行孔道摩阻试验实测验证的必要性,推介一种实用性强、可靠性高、测量准确度高、采集便捷的预应力孔道摩阻现场测试技术,并总结了现场孔道摩阻损失试验的经验和体会,为同行提供借鉴和参考。The necessity of doing the test of duct friction factor is analyzed and practical, reliable and accurate technique for the test is introduced. At the same time, the test are concluded in order to provide the references for peers.

关 键 词：预应力孔道 摩阻试验 摩阻系数 千斤顶 串联 

分 类 号：U448.35[建筑科学—桥梁与隧道工程]