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岩体风化程度两级模糊综合评判研究
引用本文:刘春,白世伟. 岩体风化程度两级模糊综合评判研究[J]. 岩石力学与工程学报, 2005, 24(2): 252-256
作者姓名:刘春  白世伟
作者单位:1. 绍兴文理学院,土木工程系,浙江,绍兴,312000
2. 中国科学院,武汉岩土力学研究所,湖北,武汉,430071
摘    要:通过引入弹模弱化系数KE和粘聚力弱化系数Kc,建立了岩体强度和变形参数与其风化程度的联系。由于影响岩体风化程度的因素多而复杂且影响程度不同,特总结了四类20项主要影响因素,采用两级模糊综合评判方法对黄麦岭磷矿采场边坡岩体的风化程度进行研究,取得较满意的结果。

关 键 词:岩石力学 弹模弱化系数 粘聚力弱化系数 隶属函数:风化程度
文章编号:1000-6915(2005)02-0252-05
收稿时间:2003-06-11
修稿时间:2003-07-25

FUZZY MATHEMATICS METHOD FOR ANALYSIS OF THE WEATHERING DEGREE OF ROCKS
LIU Chun,BAI Shi-wei. FUZZY MATHEMATICS METHOD FOR ANALYSIS OF THE WEATHERING DEGREE OF ROCKS[J]. Chinese Journal of Rock Mechanics and Engineering, 2005, 24(2): 252-256
Authors:LIU Chun  BAI Shi-wei
Affiliation:LIU Chun1,BAI Shi-wei2
Abstract:By introducing soft coefficients of the elastic modulus and cohesion,the relationship between strength and deformation parameters and the weathering degree of rocks are established. Because the effects of weathering degree are complex and the affecting degrees are different,the weathering degree and the uses of the fuzzy mathematic method to estimate the rock weathering degree are summarized. The method was applied to an open pit mine slope with reasonable results.
Keywords:rock mechanics  soft coefficients of elastic modulus  soft coefficients of cohesion  subordinate function  weathering degree
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