PRIMING DEVICE FOR FEED WATER PUMP

摘要

PROBLEM TO BE SOLVED: To provide a priming device for a feed water pump not to need a steam separator. ;SOLUTION: An air-assist part 20 for drawing outside air is provided in some part from a rotary vane pump 1 to its discharge port 9. The air assist part 20 is formed of small outside air drawing holes provided on the suction side of the rotary vane pump 1.;COPYRIGHT: (C)1997,JPO