Cooling system for drive mechanism of control components for nulcear reactor, and cooling method thereof

Application Number: 00104976
Application Date: 2000.04.06
Publication Number: 1269583
Publication Date: 2000.10.11
Priority Information: 1999/4/6 US 09/286660
International: G21C7/14
Applicant(s) Name: ABB Combustion Engineering Nuclear Power Inc.
Inventor(s) Name: D. M. Materson;D. A. Peik
Patent Agency Code: 72001
Patent Agent: cai minjun
Abstract An augmented cooling system for a CEDM in a nuclear reactor includes self actuated louvers or flap valve louvers which allow hot air from the head lift rig to vent and cooler ambient air to enter the rig in the event that pressure is lost for the forced cooled air which normally cools the CEDM.