The paper has quantitatively studied the evolution history of coalbed methane(CBM) of main coal seams in Liulin Mining Area of Hedong Coalfield by using numerical simulation method.

• 运用数值模拟方法对河东煤田柳林矿区主煤层煤层气地质演化史进行了定量模拟研究。结果表明:研究区内煤层气演化史可分为三个阶段。