地热深水井蓬堵事故的处理及预防  

Treatment of Plugging Accident in Deep Geothermal Well and the Prevention

作　　者：彭桂湘[1] 

机构地区：[1]河南省煤田地质局,河南郑州450046

出　　处：《探矿工程（岩土钻掘工程）》2010年第7期28-31,共4页Exploration Engineering:Rock & Soil Drilling and Tunneling

摘　　要：通过对一起地热深水井常见事故类型:填砾或投放止水泥球、固井石子发生的蓬堵事故原因的分析,提出了正冲、反吸排渣处理蓬堵事故的工艺及预防措施。并简要介绍了处理该类事故所需的机具及工艺。By the analysis on the plugging accident in a deep geothermal well caused by gravel-filling or water-stopping mud ball and cementing pebble throwing,positive impact and reverse suction technology were put forward.The paper introduced the equipment and treatment technology for this kind of accident.

关 键 词：地热深水井 堵蓬事故 正冲 反吸 固井 填砾 

分 类 号：P634.8[天文地球—地质矿产勘探]