定向开窗侧钻技术在大位移井中的应用——以PY气田A03H井为例

Journal of Yangtze University(Natural Science Edition)(2011)

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Abstract
PY气田A03H井是一口大位移套管开窗侧钻井,该井开窗侧钻点深、摩阻大、斜向器座挂难度大,斜向器本身狗腿大影响旋转导向工具稳定性。从开窗侧钻点选择、开窗侧钻施工等方面介绍了套管开窗侧钻技术在PY气田大位移井中的应用情况。该井定向开窗侧钻的成功对该区块深井侧钻施工、降低作业成本有重要的参考价值。
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Key words
sidetracking,whipstock,large displacement well,casing window,PY gas field
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