Computer programming in calculation of large cavity surrounding rock by constructing stages;

Evolution identifying the mechanics parameters of surrounding rocks of large cavern group based on three dimensional numerical simulation of nonlinear model;

The research of evolutionary finite element method of the stability and optimization at large cavern group;

In order to solve the problem that the speed of feedback analysis is too slow to keep up with the construction of large cavern group, this paper studied the integration intelligence analysis system by integrating database, knowledge base, model base and reasoning machine into one, and developed the system preliminary model.

Based on the detailed calculation of the ventilation rate for large underground powerhouse on the left bank of Xiluodu Hydropower Station and rationally selection of the ventilation plan according to actual conditions of the project,the problems of the ventilation of large-sized caverns of underground powerhouse duri.

Experimental study of Kiewitt dome model;