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边坡常见预应力锚索试验研究
Experimental Study of Common Prestressed Anchor Cable for Slope
【摘要】 以预应力锚索为研究对象,结合云南省某边坡工程实例,对普通拉力型、拉力分散型、拉压复合型及压力分散型四种锚索进行张拉试验测试。找出锚索钢绞线的应力应变分布规律、钢绞线荷载~孔深分布规律,为合理选择锚索类型提供依据。
【Abstract】 In this paper,prestressed anchor cable was focused.Combining with a slope engineering case,tension experiments of four anchor cables were carried out,such as general tension-type,tension dispersed-type,tension and compression compound-type and compression dispersed-type.The distributed laws of stress-strain and steel strand load to hole-depth of anchor cable were deduced.These conclusions can provide reference for selecting anchor cable rationally.
【关键词】 预应力锚索;
内锚头;
应力应变;
预应力损失;
【Key words】 prestressed anchor cable; inside anchor; stress-strain; loss of prestress;
【Key words】 prestressed anchor cable; inside anchor; stress-strain; loss of prestress;
- 【文献出处】 土工基础 ,Soil Engineering and Foundation , 编辑部邮箱 ,2010年02期
- 【分类号】TU476
- 【被引频次】2
- 【下载频次】116