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

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。

Abstract:

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.