雄安新区D19地热勘探井钻探技术及成果  

Drilling technology and achievements of D19 geothermal exploration well in Xiong’an New Area

作　　者：王勇军 聂德久 张涛 冯守涛 邸佳强 王磊 佟铮 WANG Yongjun;NIE Dejiu;ZHANG Tao;FENG Shoutao;DI Jiaqiang;WANG Lei;TONG Zheng(The Second Team of Hydrogeology and Engineering Geology,Shandong Provincial Bureau of Geology&MineralResources(Shandong Provincial Lubei Geo‑engineering Exploration Institute),Dezhou Shandong 253072,China;Shandong Engineering Technology Research Center for Geothermal Clean Energy Exploration and Reinjection,Dezhou Shandong 253072,China;Shandong Deshui New Energy Co.,Ltd.,Dezhou Shandong 253072,China)

机构地区：[1]山东省地质矿产勘查开发局第二水文地质工程地质大队(山东省鲁北地质工程勘察院),山东德州253072 [2]山东省地热清洁能源探测开发与回灌工程技术研究中心,山东德州253072 [3]山东省德水新能源有限公司,山东德州253072

出　　处：《钻探工程》2023年第S01期299-304,共6页Drilling Engineering

基　　金：中国地质调查局地质调查项目“天津东丽区—河北牛驼镇地热资源调查与试验”(编号:DD20190127);山东省地矿局地质勘查和科技创新项目“大口径深部钻探钻完井技术研究”(编号:KY201946);山东省地矿局地质勘查引领示范与科技攻关项目“高温地热超深孔勘查取心钻探关键技术研究与应用”(编号:KY202219)。

摘　　要：D19井是雄安新区地热清洁能源调查评价项目中的一个勘探井。钻探施工过程中,对多种钻进工艺、钻具钻头、钻井液等关键技术进行研究应用,提高了深部地热钻探施工效率,解决了D19井中复杂地层钻进困难的难题,实现了对目标热储层的保护,顺利地完成了钻探施工任务,通过测录井及抽水试验等手段查明了地质构造及热储特征。文章对D19井钻探关键工艺技术及成果进行了总结,可以为类似钻探项目提供技术支撑,有利于推动深部地热钻探的发展。D19 is an exploration well in the geothermal clean energy survey and evaluation project in Xiong’an New Area.During drilling process,research and application of the various research and application on key technologies such as drilling process,drilling bit and drilling fluids are carried out,by whcih the drilling efficiency of deep geothermal is improved,the difficult problem of the complex strata drilling in the deep geothermal drilling of well D19 is solved,the target thermal reservoirs is protected,the drilling construction task is successfully completed,and the geological structure and heat storage characteristics are identified by well logging and pumping tests.In this paper,the key drilling technology and achievements of well D19 are summerized which can provides technical support for similar drilling projects and promote the development of deep geothermal drilling.

关 键 词：地热钻探 复杂地层 气举反循环钻进 测录井 抽水试验 雄安新区 

分 类 号：P634[天文地球—地质矿产勘探] TE242[天文地球—地质学]