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煤田绳索取心钻探应建立新的行业钻探体系

黄才启, 熊青山, 黄全宜. 2021. 煤田绳索取心钻探应建立新的行业钻探体系. 钻探工程, 48(9): 71-80. doi: 10.12143/j.ztgc.2021.09.008
引用本文: 黄才启, 熊青山, 黄全宜. 2021. 煤田绳索取心钻探应建立新的行业钻探体系. 钻探工程, 48(9): 71-80. doi: 10.12143/j.ztgc.2021.09.008
HUANG Caiqi, XIONG Qingshan and HUANG Quanyi, . 2021. Coalfield wire-line drilling should be established as a new drilling system. DRILLING ENGINEERING, 48(9): 71-80. doi: 10.12143/j.ztgc.2021.09.008
Citation: HUANG Caiqi, XIONG Qingshan and HUANG Quanyi, . 2021. Coalfield wire-line drilling should be established as a new drilling system. DRILLING ENGINEERING, 48(9): 71-80. doi: 10.12143/j.ztgc.2021.09.008

煤田绳索取心钻探应建立新的行业钻探体系

详细信息
    作者简介: 黄才启,男,汉族,1964年生,教授级高级工程师,探矿工程专业,长期从事深孔钻探技术研究和岩土工程教学工作,安徽省合肥市梁园路1号,hcq837@126.com。
  • 中图分类号: P634

Coalfield wire-line drilling should be established as a new drilling system

  • 煤炭仍然是世界主要能源资料,煤田地质勘探必将向深部发展,绳索取心钻探技术是深部钻探优质高效的首选方法。目前煤田绳索取心钻探技术未能全面采用,存在若干不适应煤田地层的技术问题,但都能采取措施解决。煤田地质钻探钻遇地层普遍存在水敏现象,导致泥浆含砂、含泥量过高使性能变坏。煤田绳索取心钻探还存在与“水敏”、“砂害”伴随着的泵压高、泥浆流速快、冲刷严重、冲洗液动力学效应负作用大等问题,采用非煤地质勘探标准钻具(柱),强度低,能力弱,难以抵抗负面作用。为此,不仅需要优选适应地层抑制其水敏性的泥浆配比,更重要的是解决除砂除泥问题。同时要打破旧有思维,建立新体系,扩大钻孔直径,增大配套间隙,提升装备动力,用大功率去克服问题。
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出版历程
收稿日期:  2021-01-19
修回日期:  2021-08-23

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