首页 | 本学科首页   官方微博 | 高级检索  
     检索      

深井填砾工艺关键技术探讨
引用本文:景龙,王彦静,徐树,常林祯.深井填砾工艺关键技术探讨[J].探矿工程,2010,37(10):51-55.
作者姓名:景龙  王彦静  徐树  常林祯
作者单位:河北省地矿局第四水文工程地质大队,河北沧州061000
摘    要:在河北平原新近系地热井施工时采用填砾工艺具有防砂、稳定孔壁的优点,但具有一定的施工难度。通过实践应用提出了管孔径级配方案,总结了终孔替浆工艺,分析并论证了填砾数量计算方法、填砾速度的确定原则及静水填砾方法的可行性。

关 键 词:地热井  深井填砾  河北平原  新近系
收稿时间:2010/9/10 0:00:00

Discussion on Key Technology of Gravel-filling for Deep Well
JING Long,WANG Yan-jing,XU Shu and CHANG Lin-zhen.Discussion on Key Technology of Gravel-filling for Deep Well[J].Exploration Engineering(Drilling & Tunneling),2010,37(10):51-55.
Authors:JING Long  WANG Yan-jing  XU Shu and CHANG Lin-zhen
Institution:(No.4 Team of Hydrogeology and Engineering Geology,Hebei Provincial Bureau of Geo-exploration and Mineral Development,Cangzhou Hebei 061000,China)
Abstract:In the construction of geothermal well in neogene in Hebei plain,gravel-filling technology was adopted with the advantages of sand control and borehole wall stability.Based on the practice,the paper put forward the gradation scheme for pipe diameters,summed up the mud replacement technology and analyzed the calculation method for gravel-filling quantity,principle of gravel-filling speed and the feasibility of static water gravel-filling.
Keywords:geothermal well  gravel-filling in deep well  Hebei plain  neogene
本文献已被 维普 等数据库收录!
点击此处可从《探矿工程》浏览原始摘要信息
点击此处可从《探矿工程》下载免费的PDF全文
设为首页 | 免责声明 | 关于勤云 | 加入收藏

Copyright©北京勤云科技发展有限公司  京ICP备09084417号