发明名称 Make-up control system for tubulars
摘要 A make-up control method and system for creating a threaded connection between a first tubular and a second tubular are provided. The make-up control system including a top drive connected to the first tubular and a controller operably connected to the top drive that sends at least one command signal to the top drive. The top drive generating a torque and a rotational speed in response to the at least one command signal that are applied to the first tubular during a make-up process between the first and second tubulars. The top drive also generating a torque feedback signal that is transmitted to the controller. The controller using the feedback signals to monitor the torque and rotational speed that are applied to the first tubular during the make-up process. The controller halting the make-up process when a predetermined torque limit is reached.
申请公布号 US2005077084(A1) 申请公布日期 2005.04.14
申请号 US20030682632 申请日期 2003.10.09
申请人 KRACIK JOHN;RIJZINGEN HANS VAN 发明人 KRACIK JOHN;RIJZINGEN HANS VAN
分类号 E21B3/00;E21B10/00;E21B19/16;E21B47/00;(IPC1-7):E21B47/00 主分类号 E21B3/00
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