... heat transfer production monitoring upstream oil & gas heat loss calculation multiphase production technology 14 wellhead temperature production logging flow rate wellbore pressure temp field data simulation production control production system temperature calculation temperature...

... Abstract. The evaluation of backflow rate and heat transfer in twin-screw multiphase pumps depends on the comprehension of the flow in narrow annular channels with rotation of the inner cylinder. In this pump, the peripheral clearance, which geometry recalls the cited narrow channels...