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苯板与粗砂的摩擦特性试验研究
引用本文:张 军,侍克斌.苯板与粗砂的摩擦特性试验研究[J].水资源与水工程学报,2012,23(5):74-76,80.
作者姓名:张 军  侍克斌
作者单位:1. 新疆水利水电勘测设计研究院,新疆乌鲁木齐,830000
2. 新疆农业大学水利与土木工程学院,新疆乌鲁木齐,830052
基金项目:新疆水利水电工程重点学科基金资助项目(xjzdxk-2002-10-05);教育部高等学校博士点专项科研基金资助项目(200807580007)
摘    要:通过两种试验方法测定对苯板与粗砂的摩擦角.试验结果表明:采用土工合成材料综合测定仪时,随着粗砂含水率的增加,摩擦角、粘聚力的变化规律不强,且苯板产生了变形;采用非散粒体材料摩擦角测定仪时,随着粗砂含水率增加,摩擦角基本不变,规律性较好.非散粒体材料摩擦角测定仪优于土工合成材料综合测定仪.

关 键 词:含水率  苯板  粗砂  保温  摩擦特性
收稿时间:2012/5/24 0:00:00
修稿时间:2012/6/10 0:00:00

Experiment on friction characteristics between polystyrene board and coarse sand
ZHANG Jun and SHI Kebin.Experiment on friction characteristics between polystyrene board and coarse sand[J].Journal of water resources and water engineering,2012,23(5):74-76,80.
Authors:ZHANG Jun and SHI Kebin
Affiliation:1.Xinjiang Scientific Research Institute of Water Resources and Hydropower,Urumqi 830000,China; 2.Hydraulic and Civil Engineering College,Xinjiang Agricultural University,Urumqi 830052,China)
Abstract:Two kinds of tests are used to measure the friction angle of the coarse sand and polystyrene board.The test results show that with the increase of moisture content of coarse sand,there are not good regularity with the friction angle and cohesive when using comprehensive geotechnical synthetic materials determination.Meanwhile,the polystyrene board generates deformation.With the increase of percent moisture content of coarse sand,the friction angle has are good regularity when using non-granular mixtures friction angle determination.Meanwhile,the friction angle is basicly unchange.Therefore,the non-granular mixtures friction angle determination is superior to the comprehensive geotechnical synthetic materials determination.
Keywords:water content  polystyrene board  coarse sand  insulation  friction characteristics
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