Supported by the National Basic Research Project (2007CB714006, 90815023); the National Natural Science Foundation of China (GZ0818, GZ1107)
A mathematical model of the soil pressure system in shield tunneling was proposed to optimize soil pressure control in the soil chamber, based on the constitutive relationship between strain and stress. The desired pr...
Project(2007CB714006) supported by the National Basic Research Program of China
In order to exactly provide scientific basis for pressure dynamic balance control of working chamber of earth pressure balance shield (EPBS),study on optimal arrangement of pressure measurement points in working chamb...
Project(2007CB714006) supported by the National Basic Research Program of China; Project(90815023) supported by the National Natural Science Foundation of China
The hybrid genetic algorithm is utilized to facilitate model parameter estimation.The tri-dimensional compression tests of soil are performed to supply experimental data for identifying nonlinear constitutive model of...
Project(2007CB714006)supported by the National Basic Research Program of China
The finite element method is used to simulate the rectification process of shield machine, to study the relationship between rectification moment and angle and to explore the influence laws of different soil parameter...