5.4 溢流关井后的立管压力和套管压力 .pdf

《钻井与完井工程》 溢流关井后的立管压力和套管压力 Shut in a well Procedure: body  Raise the kelly to clear the joint tool joint above the rotary kelly table(转盘面) Ram P.  Shut down the pump joint body  Check for well flow body 2 Shut in a well  If well is flowing, immediately close the blowout pressure preventer and shut in the well completely (except P on shallow gas kicks). a  Notify supervisory personnel.  Read and record the stabilized shut-in drill-pipe pressure. (SIDPP) P d  Read and record the stabilized shut-in casing pressure (SICP) time 3 Shut in a well (SIDPP) (SICP) SIDPP+P =SICP+P =P md ma p Schematic drawing of a shut-in well 4 Shut in a well  Read and record the pit gain (pit-level increase = kick size)  Record the time, mud w