| 影响水井钻探效率的因素及提高钻井速度的关键技术 |
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| 引用本文： | 许刘万,王艳丽,刘 江,张进.影响水井钻探效率的因素及提高钻井速度的关键技术[J].探矿工程,2014,41(4):18-21. |
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| 作者姓名： | 许刘万 王艳丽 刘 江 张进 |
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| 作者单位： | [1]中国地质科学院勘探技术研究所,河北廊坊065000 [2]河北省地矿局第十一地质大队,河北邢台054000 |
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| 摘 要： | 目前水井及地热井钻探效率不高已成为影响水资源开发利用进程的主要因素之一。在分析水井、地热井钻探效率低下原因的基础上，针对不同影响因素，并结合生产施工实际，从优选钻井工艺方法、完善钻井设备配套方面进行论述。提出了大力推广应用地下水开发快速钻进技术---气动潜孔锤钻进技术和气举反循环钻进技术的建议。
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| 关 键 词： | 水井 钻探效率 快速钻井技术 气动潜孔锤 气举反循环 |
| 收稿时间： | 2014/1/26 0:00:00 |
| 修稿时间： | 2014/3/18 0:00:00 |
On Factors Affecting Well Drilling Efficiency and Key Technologies of Improving Drilling Speed |
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| XU Liu-wan,WANG Yan-li,LIU Jiang and ZHANG Jin.On Factors Affecting Well Drilling Efficiency and Key Technologies of Improving Drilling Speed[J].Exploration Engineering(Drilling & Tunneling),2014,41(4):18-21. |
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| Authors: | XU Liu-wan WANG Yan-li LIU Jiang and ZHANG Jin |
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| Institution: | 1. The Institute of Exploration Techniques, CAGS, Langfang Hebei 065000, China; 2. No. 11 Geological Brigade, Hebei Bureau of Geology and Mineral Exploration and Development, Xingtai Hebei 054000, China) |
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| Abstract: | Low drilling efficiency in water well and geothermal well is one of the main factors affecting development and uti-lization process of water resources.On the basis of the analysis on the causes of low efficiency of water well and geothermal well drilling, according to different affecting factors and combining with the production practice of construction, the paper discusses the optimization of drilling process and improvement of drilling equipment, proposes the popularization of fast drilling technologies of pneumatic DTH hammer drilling and air-lift reverse circulation drilling for groundwater development. |
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| Keywords: | water well drilling efficiency fast drilling technology pneumatic DTH air-lift reverse circulation |
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