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1)  bit walk
钻头的侧移
2)  side-tracking bit
侧钻钻头
3)  hillside sand
仅磨钻头一侧的砂岩
4)  bit side force
钻头侧向力
1.
The bit side force of FG type anti-deviation device is almost never affected by drilling parameters, and the direction of bit side force continuously vary while drill string is rotating.
FG型防斜工具的显著特点是其防斜效果受钻压、转速等钻井参数影响较小,钻头侧向力大小基本不随钻压改变,在旋转过程中钻头侧向力方向可以不断变化。
2.
This paper makes a calculation of bit side force to the flexible pendulum stem and pendulum stem on the basis of vertial and horizontal bending theory, which, theoretically, shows that flexible pendulum stem has a better inclination correction effect than pendulum stem.
在控制井斜技术中,钻头侧向力是衡量控制井斜效果的关键参数。
3.
According to the model of calculating bit side force with the bending method,the applied force analysis software of BHA was developed with VB6.
根据纵横弯曲法计算钻头侧向力的模型,应用VB6。
5)  non-offset bit
牙轮轴线不偏移的钻头
6)  teeth of the bit
钻头的齿
补充资料:冻土钻(见取土钻)


冻土钻(见取土钻)


dongtuzuan冻土钻见取土钻
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条