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围压与料浆浓度对尾砂充填体峰后损伤演化研究
杨世兴,付玉华,占飞

Study on Post Peak Damage Evolution of Tailings Filling Body by Confining Pressure and Slurry Concentration
Shixing YANG,Yuhua FU,Fei ZHAN
表3 试件极限破坏峰值前后损伤关系式
试件编号试件峰前损伤关系试件峰后损伤关系
Q-4-2D=11842.869ε2.301D=1.303-exp[-52.368(ε-0.0101)]
Q-4-3D=14719.369ε2.153D=1.317-exp[-49.519(ε-0.0068)]
Q-5-1D=1121237.128ε3.744D=1.211-exp[-70.403(ε-0.0160)]
Q-5-2D=19407.241ε2.491D=1.286-exp[-68.031(ε-0.0115)]
Q-5-3D=36699402.5ε4.220D=1.192-exp[-62.987(ε-0.0109)]
Q-6-1D=1311592.378ε3.332D=1.231-exp[-57.464(ε-0.0094)]
Q-6-2D=99620.248ε2.637D=1.275-exp[-60.326(ε-0.0078)]
Q-6-3D=953328.834ε3.299D=1.233-exp[-78.318(ε-0.0099)]