Projects(50404010, 50574098) supported by the National Natural Science Foundation of China;project(05jj10010) supported by the Hunan Provincial Natural Science Foundation of Distinguished Young Scholars
The response and energy dissipation of rock under stochastic stress waves were analyzed based on dynamic fracture criterion of brittle materials integrating with Fourier transform methods of spectral analysis. When th...
Projects(50574098, 50404010) supported by the National Natural Science Foundation of China; project(05jj10010) supported by the Hunan Provincial Natural Science Foundation of Distinguished Young Scholars
Ground crack and subsidence were investigated in Kaiyang Phosphorus Mine as an example. Contribution factors to cause ground crack and mining subsidence were studied, including mining method, mining depth and ore thic...
Projects(50490274 , 10472134 , 50404010) supported by the National Natural Science Foundation of China ; project(2002CB412703) supported by the Key Fundamental Research and Development Programof China
A method to estimate the probabilistic density function (PDF) of shear strength parameters was proposed. The second Chebyshev orthogonal polynomial(SCOP) combined with sample moments (the origin moments) was use...