EMERGENCY FEEDING AND BORATING SYSTEM FOR PRESSURIZED-WATER REACTOR AND ITS OPERATION PROCESS

摘要

FIELD: harnessing accidents in reactor cooling systems. SUBSTANCE: system that has series-connected emergency feedwater pump 2 is provided, in addition, with borating pump 11 placed along stream downstream of emergency feedwater pump 2 and has parallel-connected bypass pipeline with check valve 8; both pumps (2 and 11) use common minimal-amount piping 18 with different adjustable throttling points 20, 21. EFFECT: reduced cost and improved reliability of system. 5 cl, 3 dwg