steerable sleeve
基本解釋
- [能源科學(xué)技術(shù)]導(dǎo)曏活套
專業(yè)釋義
- 導(dǎo)曏活套
When the automatic anti-deviation drilling system is in operation ,a relative rotate speed is needed between the steerable sleeve and the drill string to produce essential anti-deviation powers.
自動(dòng)垂直鑽井系統(tǒng)在工作中,由於糾斜動(dòng)力的需要,導(dǎo)曏活套與鑽桿需要保持一個(gè)相對(duì)轉(zhuǎn)速。