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数值模拟技术在微型贯入试验中的应用
引用本文:张卫华,张宏明,赵升峰,吴勇进.数值模拟技术在微型贯入试验中的应用[J].港工技术,2012,49(4):74-76.
作者姓名:张卫华  张宏明  赵升峰  吴勇进
作者单位:1. 中交第一航务工程勘察设计院有限公司,天津,300222
2. 江苏今迈工程勘察有限公司,江苏南京,210019
3. 长江科学院,湖北武汉,430010
摘    要:在某工程现场微型贯入试验成果的基础上,将数值模拟方法应用到微型贯入试验中,并将数值模拟结果与现场微型贯入试验和室内试验的结果进行对比分析,从含水率、湿重度、微型贯入仪与土体间摩擦及其对贯入阻力的影响出发,验证现场微型贯入试验对淤泥质粘土试样的合理性,可供现场试验参考.

关 键 词:数值模拟技术  微型贯入仪  贯入阻力

Application of Numerical Simulation Technique in Micro-penetration Test
Zhang Weihua , Zhang Hongming , Zhao Shengfeng , Wu Yongjin.Application of Numerical Simulation Technique in Micro-penetration Test[J].Port Engineering Technology,2012,49(4):74-76.
Authors:Zhang Weihua  Zhang Hongming  Zhao Shengfeng  Wu Yongjin
Institution:1. CCCC First Harbor Consultants Co., Ltd., Tianjin 300222, China; 2.Jiangsu Jinmai Engineering Investigation Co., Ltd., Nanjing Jiangsu 210019, China;3. Yangtze River Scientific Research Institute, Wuhan Hubei 430010, China)
Abstract:On the base of micro-penetration test result in one project, we apply numerical simulation method in the micro-penetration test. The numerical simulation result, field micro-penetration test and indoor test results are compared and analyzed. From the perspectives of water content, humid weight, the friction of micropenetration instrument against soil body and its impact on the penetration resistance, we verify the reasonableness for the field micro-penetration test of silty clay sample, which will provide references for the field test.
Keywords:numerical simulation technique  micro-penetration instrument  penetration resistance
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