| 粗粒料缩尺效应研究现状与趋势 |
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| 引用本文： | 翁厚洋,朱俊高,余挺,王观琪. 粗粒料缩尺效应研究现状与趋势[J]. 河海大学学报(自然科学版), 2009, 37(4): 425-429. DOI: 10.3876/j.issn.1000-1980.2009.04.013 |
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| 作者姓名： | 翁厚洋 朱俊高 余挺 王观琪 |
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| 作者单位： | 河海大学岩土力学与堤坝工程教育部重点实验室,江苏,南京,210098;宏润建设集团股份有限公司,浙江,宁波,315700;河海大学岩土力学与堤坝工程教育部重点实验室,江苏,南京,210098;中国水电顾问集团成都勘测设计研究院,四川,成都,610072 |
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| 基金项目： | 国家自然科学基金委员会、二滩水电开发有限责任公司雅砻江水电开发联合基金,国家自然科学基金 |
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| 摘 要： | 总结了粗粒料室内试验不同缩尺方法的优缺点、目前粗粒料强度和变形试验常用仪器的优缺点以及这些仪器用于研究粗粒料强度和变形的代表性成果;概括了缩尺效应对粗粒料强度和变形特性影响方面的研究成果;分析了缩尺效应的评价依据;讨论了缩尺效应研究中应考虑和注意的一些问题,如试样密度的控制、缩尺效应的定量化表述等,并指出缩尺效应研究应注意替代级配料和原级配料的密度控制方法.
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| 关 键 词： | 粗粒料 抗剪强度 变形 缩尺效应 试验设备 |
| 修稿时间： | 2009-08-10 |
Status quo and tendency of studies on scale effects of coarse-grained materials |
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| WENG Hou-yang,ZHU Jun-gao,YU Ting,WANG Guan-qi. Status quo and tendency of studies on scale effects of coarse-grained materials[J]. Journal of Hohai University (Natural Sciences ), 2009, 37(4): 425-429. DOI: 10.3876/j.issn.1000-1980.2009.04.013 |
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| Authors: | WENG Hou-yang ZHU Jun-gao YU Ting WANG Guan-qi |
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| Affiliation: | 1.Key Laboratory of Ministry of Education for Geomechanics and Embankment Engineering;Hohai University;Nanjing 210098;China;2.Hongrun Construction Group Co.;Ltd.;Ningbo 315700;3.Chengdu Hydropower Investigation and Design Institute;CHECC;Chengdu 610072;China |
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| Abstract: | The advantages and disadvantages of different scale methods for laboratory tests on coarse-grained materials were summarized.The existing apparatuses for strength and deformation tests on coarse-grained materials as well as the representative achievements were reviewed.The achievements in researches on the scale effects on the strength and deformation properties of coarse-grained materials were discussed.The basis for the evaluation of the scale effects was analyzed.Problems in the studies on scale effects ... |
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| Keywords: | coarse-grained material shear strength deformation scale effect test apparatus |
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