川西洛带构造蓬莱镇气藏水力压裂缝特征分析
Kuangwu Yanshi（2002）
Abstract
根据洛带构造蓬莱镇气藏的地应力场特征,采用不稳定试井、压裂资料对人工水力压裂缝的产状及其长度和宽度等进行了分析,结果表明,气藏的地应力状态为σx＞σz＞σy,形成的水力压裂缝为垂直缝,其长度在30 m～220 m之间,宽度在3 mm～10 mm左右,高度则在20 m左右.
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Key words
Characteristics of fracturing crack,Ground stress field,Luodai,Penglaizhen Formation gas field,Structure
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