Systems and methods of forming subsurface wellbores

Details Systems and methods of forming subsurface wellbores Systems and methods of forming subsurface wellbores

E - Fixed Constructions

21

B

E21B 33/02 (2006.01)

Patent

CA 2739088

Systems and methods for forming subsurface wellbores are described. A system may include a rack and pinion a rack and pinion system and an automatic position control system. The rack and pinion includes a chuck drive system configured to operate a drilling string. The automatic position control system includes at least one measurement sensor coupled to the rack and pinion system. The automatic position control system is configured to control the rack and pinion system to determine a position of the drilling string.

Cette invention concerne des systèmes et procédés de formation de trous de forage souterrains. Un système peut comprendre un système à crémaillère ainsi quun système de commande automatique de la position. La crémaillère comprend un système dentraînement de mandrin configuré pour actionner un train de tiges de forage. Le système de commande automatique de la position comprend au moins un capteur de mesure couplé au système à crémaillère. Le système de commande automatique de la position est configuré pour commander le système à crémaillère afin de déterminer une position du train de tiges de forage.

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