A new method of diametrical core deformation analysis for in-situ stress measurements

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• 作者：Akio Funato^a ; ^{funato@fgi.or.jp} ; Takatoshi Ito^b ; ^{ito@ifs.tohoku.ac.jp}
• 关键词：Stress relief ; Core sample ; Elastic deformation ; In-situ differential stress
• 刊名：International Journal of Rock Mechanics and Mining Sciences
• 出版年：2017
• 出版时间：January 2017
• 年：2017
• 卷：91
• 期：Complete
• 页码：112-118
• 全文大小：1385 K
• 卷排序：91

文摘

DCDA is a new method for evaluating in-situ rock stresses. DCDA needs only a piece of rock core sample without shaping. The measurement of DCDA is quick and non-destructive. Estimated stresses by DCDA agreed well with actually applied stresses.