표제지
목차
제출문 2
요약문 3
SUMMARY 4
1. Regulatory Guide Update Program 현황 8
2. 최신 IEEE Std. Update 현황 9
3. 최신 Information Notice 발행 현황 9
4. 주요 개정내용 분석 10
5. 국내 고장사례 적용 현황 26
6. 국내 무정전전원공급장치의 신뢰도 강화방안 회의 개최 30
7. 참고문헌 33
부록 A. RG-1.128 Installation Design and Installation of Vented Lead-Acid Storage Batteries for Nuclear Power Plants 35
A. INTRODUCTION 35
B. DISCUSSION 37
C. REGULATORY POSITION 39
D. IMPLEMENTATION 42
REGULATORY ANALYSIS / BACKFIT ANALYSIS 43
부록 B. RG-1.129 Maintenance, Testing, and Replacement of Vented Lead-Acid Storage Batteries for Nuclear Power Plants, February 2007 44
A. INTRODUCTION 44
B. DISCUSSION 46
C. REGULATORY POSITION 48
D. IMPLEMENTATION 51
REGULATORY ANALYSIS / BACKFIT ANALYSIS 52
부록 C. RG-1.209 Guidelines for Environmental Qualification of Safety-Related Computer-Based Instrumentation and Control Systems in Nuclear Power Plants, March 2007 53
A. INTRODUCTION 53
B. DISCUSSION 57
C. REGULATORY POSITION 61
D. IMPLEMENTATION 63
REGULATORY ANALYSIS / BACKFIT ANALYSIS 63
REFERENCES 64
부록 D. RG-1.210 Qualification of Safety-Related Battery Chargers and Inverters for Nuclear Power Plants, June 2008 67
A. INTRODUCTION 67
B. DISCUSSION 68
C. REGULATORY POSITION 69
D. IMPLEMENTATION 70
부록 E. RG-1.212 Sizing of Large Lead-Acid Storage Batteries for Nuclear Power Plants, November 2008 71
A. INTRODUCTION 71
B. DISCUSSION 72
C. REGULATORY POSITION 76
D. IMPLEMENTATION 78
REFERENCES 78
부록 F. RG-1.211 Qualification of Safety-Related Cables and Field Splices for Nuclear Power Plants, April 2009 81
A. INTRODUCTION 81
B. DISCUSSION 82
C. REGULATORY POSITION 84
D. IMPLEMENTATION 85
REFERENCES 85
부록 G. RG-1.213 Qualification of Safety-Related Motor Control Centers for Nuclear Power Plants, May 2009 87
A. INTRODUCTION 87
B. DISCUSSION 88
C. REGULATORY POSITION 89
D. IMPLEMENTATION 90
REFERENCES 90
부록 H. NRC INFORMATION NOTICE 2008-12: BRAIDWOOD UNIT 1 REACTOR TRIP DUE TO OFF-SITE POWER FLUCTUATION 91
ADDRESSEES 91
PURPOSE 91
DESCRIPTION OF CIRCUMSTANCES 91
DISCUSSION 92
부록 I. NRC INFORMATION NOTICE 2008-18: LOSS OF A SAFETY-RELATED MOTOR CONTROL CENTER CAUSED BY A BUS FAULT 94
ADDRESSEES 94
PURPOSE 94
DESCRIPTION OF CIRCUMSTANCES 94
DISCUSSION 97
부록 J. NRC INFORMATION NOTICE 2009-10: TRANSFORMER FAILURES-RECENT OPERATING EXPERIENCE 100
ADDRESSEES 100
PURPOSE 100
DESCRIPTION OF CIRCUMSTANCES 100
DISCUSSION 102
부록 K. NRC INFORMATION NOTICE 2009-16: SPURIOUS RELAY ACTUATIONS RESULT IN LOSS OF POWER TO SAFEGUARDS BUSES 103
ADDRESSEES 103
PURPOSE 103
DESCRIPTION OF CIRCUMSTANCES 103
BACKGROUND 105
DISCUSSION 105
DISCUSSION 106