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>> Experimental study on static liquefaction characteristics of rock powder(石粉静态液化特性试验研究
Paper Publications
Experimental study on static liquefaction characteristics of rock powder(石粉静态液化特性试验研究
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Release time:2018-11-29
Journal:
Tumu Gongcheng Xuebao/China Civil Engineering Journal
Place of Publication:
EI正刊
Key Words:
石粉; 固结不排水试验; 静态液化; 稳态强度
Abstract:
石材在切割加工过程中会产生大量石粉,大量石粉多以堆填方式处理,形成石粉地基和石粉填埋场,因此需 研究石粉的工程特性。通过固结不排水试验,研究不同的相对密度、不同围压时石粉的静态液化行为,并采用稳态 强度理论对其进行分析。研究结果表明,石粉在低围压和低相对密度时会发生完全液化,但随着相对密度和固结 围压的增大,石粉会出现暂时液化和充分稳定状态。与纯砂相比,花岗岩石粉具有“逆向性”特征。通过石粉的稳 态线、不稳定区和状态参数与脆性指数可以较好地评估和预测其静态液化行为。
Note:
127 2016年考核
Translation or Not:
no
Date of Publication:
2014-12-07
First Author:
CFQ,XCY
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