汶川地震断裂带科学钻探项目WFSD-4孔强缩径地层钻进工艺研究
문천지진단렬대과학찬탐항목WFSD-4공강축경지층찬진공예연구
The Research on Drilling Technology Used for Strong Hole Shrinkage Borehole Condition in Borehole WFSD-4 of Wenchuan Earthquake Fault Scientific Drilling Project
  • 万方数据
    探矿工程-岩土钻掘工程 탐광공정-암토찬굴공정
    EXPLORATION ENGINEERING (DRILLING & TUNNELING)
    2014年 9期 130-132,138 ,共4页

    罗光强%张伟%李正前%李旭东

    라광강%장위%리정전%리욱동

    汶川地震%科学钻探%钻探工艺%缩径%有限元分析 汶川地震%科學鑽探%鑽探工藝%縮徑%有限元分析
    문천지진%과학찬탐%찬탐공예%축경%유한원분석
    Wenchuan earthquake%scientific drilling%drilling technology%hole shrinkage%Ansys
    介绍了汶川地震断裂带科学钻探项目WFSD-4孔强缩径地层钻进的技术问题。在分析地层缩径机理和影响因素的基础上，提出了强缩径地层的钻进工艺措施。措施在WFSD-4孔中实施取得了显著的效果。
    개소료문천지진단렬대과학찬탐항목WFSD-4공강축경지층찬진적기술문제。재분석지층축경궤리화영향인소적기출상，제출료강축경지층적찬진공예조시。조시재WFSD-4공중실시취득료현저적효과。
    This article introduced technical problems encountered in drilling operation in strong hole shrinkage formation of WFSD-4 of Wenchuan earthquake fault scientific drilling project.On the basis of analyzing mechanisms of hole shrinkage and influence factors, drilling technical measures for resolving problems of strong hole shrinkage formation drilling were put forward.Good results were achieved in application of drilling technical measures for strong hole shrinkage formation in WFSD-4.
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