Calibration of a Miniature Cone Penetrometer for Geotechnical Model Test

doi:10.3969/j.issn.0253-374x.2012.04.008

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Calibration of a Miniature Cone Penetrometer for Geotechnical Model Test
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                        10.3969/j.issn.0253-374x.2012.04.008
                    
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Abstract:

为了测试实验室模型试验土的力学性质，制作了小型化单桥静力触探探头，对其进行了量测系统的标定试验,比贯入阻力与土的不排水抗剪强度统计关系研究，并与生产用静力触探测试结果和现有经验公式作了对比分析.试验和研究结果表明:本静力触探探头量测系统标定曲线呈线性，其灵敏度为262×10-12 Pa-1；本静力触探与生产用静力触探测得的比贯入阻力接近，且前者的灵敏度高于后者；得出的饱和重塑黏性土比贯入阻力与不排水抗剪强度统计关系公式与交通部一航局的经验公式很接近.本静力触探探头可用于实验室饱和重塑软黏性土力学性质的比较及不排水抗剪强度值的测试.

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CHEN Jianfeng, LIU Junxiu, MA Jun. Calibration of a Miniature Cone Penetrometer for Geotechnical Model Test[J].同济大学学报(自然科学版),2012,40(4):0549~0552

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Received:January 27,2011
Revised:November 30,2011
Adopted:November 21,2011
Online: April 27,2012
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