| 压力分散型锚索受力特点的室内足尺模型试验 |
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| 引用本文： | 夏元友,陈泽松,顾金才,张亮亮,郑筱彦.压力分散型锚索受力特点的室内足尺模型试验[J].武汉理工大学学报,2010(3). |
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| 作者姓名： | 夏元友 陈泽松 顾金才 张亮亮 郑筱彦 |
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| 作者单位： | 武汉理工大学土木工程与建筑学院;广东省路桥建设发展有限公司;总参工程兵科研三所; |
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| 基金项目： | 国家自然科学基金(50874085,50774058); 广东省科技计划项目(63123) |
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| 摘 要： | 研究压力分散型锚索在不同强度岩体中受力变形特征以及破坏模式,对分析此类锚索锚固机理和效应有着重要意义。根据广贺高速公路边坡加固工程,采用相似原理和应变测试方法,对3种不同强度岩体中压力分散型锚索加固效应进行了足尺模型室内对比试验,给出了注浆体轴向应变分布特点以及注浆体与孔壁剪应力分布规律,分析了锚索破坏特点和形式、注浆体在承载体附近的压应力集中现象等。通过对剪应力校核表明,试验采用的剪应变测试技术及试验方案是可靠的。
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| 关 键 词： | 压力分散型锚索 受力特点 足尺模型试验 锚固效应 |
Indoor Full-size Model Test on Stress Features of Pressure-dispersive Prestressed Anchorage Cable |
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| XIA Yuan-you,CHEN Ze-song,GU Jin-cai,ZHANG Liang-liang,ZHENG Xiao-yan.Indoor Full-size Model Test on Stress Features of Pressure-dispersive Prestressed Anchorage Cable[J].Journal of Wuhan University of Technology,2010(3). |
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| Authors: | XIA Yuan-you CHEN Ze-song GU Jin-cai ZHANG Liang-liang ZHENG Xiao-yan |
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| Affiliation: | XIA Yuan-you1,CHEN Ze-song1,2,GU Jin-cai1,3,ZHANG Liang-liang1,ZHENG Xiao-yan1(1.School of Civil engineering , Architecture,Wuhan University of Technology,Wuhan 430070,China,2.GuangDong Road & Bridge Construction Development Co.,Ltd,Guangzhou 510635,3.The Third Scientific Research Institute of the Corps of Engineers,Gerneral Staff of PLA,Luoyang 471023,China) |
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| Abstract: | It is of significance that researching deformation behaviour and pattern of destruction of pressure-dispersive prestressed anchorage cable stressed in various kinds of rock for anchoring mechanism and effect of those cables.Based on the reforcing works of Guang-He highway slope engineering,with similitude principle and method of testing strain adopted,we have carried out full size model indoor test to make a comparison of pressure-dispersive anchorage cable effected in 3 kind of rock having different intens... |
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| Keywords: | pressure-dispersive prestressed anchorage cable stress feature full size indoor test anchorage effect |
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