Energy analysis of stability on shallow tunnels based on non-associated flow rule and non-linear fai

来源 :Journal of Central South University | 被引量 : 0次 | 上传用户:jun_er
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On the basis of upper bound theorem, non-associated flow rule and non-linear failure criterion were considered together.The modified shear strength parameters of materials were obtained with the help of the tangent method. Employing the virtual power prin
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