ML062360123

Danger Will Robinson: If You Change Cell Locations You May Break the VB Code!

ML062360123
Person / Time
Site:	Cooper
Issue date:	08/22/2006
From:	- No Known Affiliation
To:	Office of Nuclear Reactor Regulation
References
FOIA/PA-2006-0007, NUREG-1032, NUREG/CR-5496
Download: ML062360123 (1)

Text

Cooper Danger Will Robinson:

if you change cell locations you may break the VB code!SealType tBatt tCoreUncovery tDGR50 tEPFail tLong tShort LOOPClass(1)

LOOPClass(2)

LOOPClass(3)

LOOPClass(4) 0 4.00 0.50 4.00 0.00 4.00 0.00 TRUE TRUE TRUE TRUE Reactor coolant pump seal type Battery depletion time (not used in the current formulation

-tLong is what is actually used)Core uncovery time Median diesel generator repair time Emergency power failure time (generally assumed to be 0.)Long-term recovery time (this will generally be the battery depletion time!)Short-term recovery time Plant centered LOOP Grid-related LOOP Severe weather related LOOP Extreme weather LOOP (1032 only, 5496 does not model this class)NUREG/CR-5496 LOOPFreq 5.32E-06 PNRLOOPST 1.OOE+00 PNREPBD 6.81 E-02 PSLOCA N/A PNREPSL N/A PNREPNSL N/A DGRunTime 14.00 LOOP Frequency (per hour)P(EP Not Recovered in Short Term)P(EP Not Recovered in Long Term) -BWR Only P(Seal LOCA)P(EP No Rec Long I Seal LOCA)P(EP No Rec Long I No Seal LOCA)Diesel Generator Mission Time LOOP Frequency (per hour)P(EP Not Recovered in Short Term)P(EP Not Recovered in Long Term) -BWR Only P(Seal LOCA)P(EP No Rec Long I Seal LOCA)P(EP No Rec Long I No Seal LOCA)Diesel Generator Mission Time Instructions:

Alt+F1 1 will show you the VBA code Alt+F8 will show you the VBA routines you must run to update probabilities on this page NUREG-1032 LOOPFreq PNRLOOPST PNREPBD PSLOCA PNREPSL PNREPNSL DGRunTime 1.10E-05 1.OOE+00 2.25E-02 N/A N/A N/A 2.27 N_.