煤层气储层的数值模型及初步应用(2)

1.5.2.2连续性方程··············································· 1.5.2.3解吸方程·················································

1.5.2.4.辅助方程················································· 1.5.3定解条件·····················································

1.5.3.1外边界条件············································· 1.5.3.2内边界条件··············································· 1.5.3.3初始条件···············································

1.6煤层气储层与油气储层比较·············································

1.6.1流动方式差异·················································

1.6.2基本方程差异··················································· 1.6.3试井过程差异·················································

2研究方法·······························································

2.1煤层气储层的数值模型············································· 2.1.1离散差分·····················································

2.1.2非线性差分方程组············································· 2.1.3 IMPES方法·····················································

介绍了煤层气储层的数值模型及初步应用,可供研究煤层气开发的科研人员参考。

2.1.3.1 解吸项·····················································

2.1.3.2 产量项·····················································

2.1.3.3 参数选择·····················&