1 discrete element modeling and numerical simulation of rockburst process;
2.DEM multi-field coupling theory and application;
3. Numerical simulation and macro and micro research of rock and soil triaxial test.
专利1：一种土体失水开裂多场耦合离散元快速模拟建模方法。刘春,张晓宇,乐天呈,施斌,张丹,顾颖凡,朱晨光。申请号：201610841454.0.
专利2：考虑膜效应的岩土体三轴试验的离散元建模及数值模拟方法。刘春,张晓宇,乐天呈,施斌,张丹,顾颖凡,朱晨光。申请号：201710636809.7 。