Check all SCHE Supply Purge Check Valves to Prevent Back Flow from SCHE into Helium Supply

[摘要] These valves are 1/2-inch check valves used to prevent SCHe backflow into the Helium System if pressure in the Helium System drops below the pressure of the control valve downstream of the SCHe supply bottles. (14 psig in trains A and B and 2 psig in trains C and D).

[发布日期] 2000-10-23 [发布机构] Fluor Hanford, Inc.

[关键词] Flow Regulators;Gas Cylinders;11 Nuclear Fuel Cycle And Fuel Materials;Spent Fuels;Design