射孔和酸化压裂技术在地热井洗井中的应用
EXPLORATION ENGINEERING(ROCK & SOIL DRILLING AND TUNNELING)(2007)
Abstract
北京YRG-1地热井由于后期技术套管井段"戴帽"固井失误,导致水泥浆下窜堵塞了热水储层的孔隙通道,造成地热井基本不再出水,后经应用射孔和酸化压裂技术洗井,地热井基本恢复了原来的产能,增产效果十分明显.结合工程实例,介绍了射孔和酸化压裂技术在地热井洗井中的应用.
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