Coalbed gas content is one of important parameters for coalbed methane (CBM) resource
estimation, favorable area evaluation and well deployment. It is related to many factors and …

鄂尔多斯盆地东北缘紫金山地区上古生界煤系致密砂岩气资源潜力大, 是我国当前非常规天然气
勘探的重要地区之一. 通过铸体薄片, 扫描电镜, 孔渗测试和压汞实验等分析测试 …

Coal stress-sensitivity has serious impacts on the value of permeability during coalbed
methane development, meanwhile, the permeability change woul d directly determine the …

为了探究发生井间干扰前煤层水的渗流规律及双重介质的渗透性规律ꎬ 利用COMSOL
Multiphysics 多物理场仿真软件ꎬ 对煤层气开采压裂煤储层后形成双重介质中煤层水渗流特性 …

The produced water from CBM well in Zaoyuan block of Qinshui CBM field is characteriaed
by high salinity and high mineralization. direct discharge may damage the ecologic …

针对保德区块中低阶煤储层压裂过程中容易出现砂堵影响储层改造效果的问题,
根据研究区块的地质条件, 结合水力压裂时裂缝在煤层中的扩展规律, 分析了保德区块煤层水力 …

In order to solve the mine pressure bump problem occurred in the coal mining face near the
high stress coal pillar under deep ultra thick conglomerate st ratum, based on the coal pillars …

The eastern margin of Ordos Basin has a huge amount of coalbed methane resources, and
has become one of the main coalbed methane producing areas in China. Since the …