| 岩石可钻性呈椭球型分布时地层与钻头相互作用模型 |
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| 引用本文： | 李子丰 蔡雨田. 岩石可钻性呈椭球型分布时地层与钻头相互作用模型[J]. 石油钻探技术, 1994, 22(4): 17-18 |
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| 作者姓名： | 李子丰 蔡雨田 |
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| 作者单位： | 哈尔滨工业大学航天工程与力学系，地矿部石油钻井研究所，辽河油田钻井一公司五分公司 |
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| 摘 要： | 综合考虑钻头各向异性、地层各向异性、钻进效率、地层产状、钻头与地层的作用力和钻头转角等因素的的影响，建立了以矩阵形式表达的岩石可钻性呈椭球型分布时地层与钻头相互作用模型。
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| 关 键 词： | 钻速方程，钻头，地层，各向异性，三维模型 |
Interaction Model between Formation and Bit during the Elliptic Distribution of Rock Drillability |
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| Li Zifeng,Cai Yutian and Chen Tiancheng,Wang Xinming,. Interaction Model between Formation and Bit during the Elliptic Distribution of Rock Drillability[J]. Petroleum Drilling Techniques, 1994, 22(4): 17-18 |
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| Authors: | Li Zifeng Cai Yutian Chen Tiancheng Wang Xinming |
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| Abstract: | Taking account of such factors as bit and formation isotropism,drilling efficiency,formation tendency,interaction force between formation and bit,and angle change of bit 9 etc, the paper establishes a matrix interaction model between formation and bit during ellipsoidal distribution of rock drillability. |
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| Keywords: | drilling rate formula drill bit formation isotropism 3-D mechanics. |
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