Investor Presentaiton
US-ABWR Design: Mitigation of External Events
■The US-ABWR SSCs important to safety are designed to
withstand the effects of External Events
US-ABWR
Backup Power
Supply
EDG × 3
CTG × 1
Physical Separation All Safety-Related SSC
SBO Coping System
(Core Cooling)
Separated
CTG + DC batteries
RCIC
ACIWA/RHR + FPS pump or
Fire truck
US Regulation
GDC 17, 2, 4, 5
RG 1.6, 1.9, 1.32
10 CFR 50.48, GDC 17
RG 1.189, 1.75
10 CFR 50.63
RG 1.155
Addition and upgrading of fire
barriers and doors
Aircraft Impact
Coping
Addition of AFI
Extensive Damage
Mitigation
B.5.b equipment
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10 CFR 50.150
10CFR50.54 (hh)(2)
EA-02-026, Section B.5.bView entire presentation