煤层气井水力压裂裂缝产状和形态研究

Study on Occurrences and Shapes of Hydraulic Fractures Formed in CBM Wells

摘要:

对钻井水力压裂开采煤层气时，所形成的裂缝产状和形态进行了理论分析。提出了裂缝倾角、走向和形状的确定依据。

Abstract:

Occurrences and forms of hydraulic fractures in drilling wells are analyzed for extraction of coalbed methane(CBM).The determination basis of dips,strikes and shapes of the fractures are presented.