KR101104891B1 - 리스크정보활용 배관가동중 검사부위 선정 방법 - Google Patents
리스크정보활용 배관가동중 검사부위 선정 방법 Download PDFInfo
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- KR101104891B1 KR101104891B1 KR1020090091767A KR20090091767A KR101104891B1 KR 101104891 B1 KR101104891 B1 KR 101104891B1 KR 1020090091767 A KR1020090091767 A KR 1020090091767A KR 20090091767 A KR20090091767 A KR 20090091767A KR 101104891 B1 KR101104891 B1 KR 101104891B1
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- G—PHYSICS
- G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
- G21C—NUCLEAR REACTORS
- G21C17/00—Monitoring; Testing ; Maintaining
- G21C17/017—Inspection or maintenance of pipe-lines or tubes in nuclear installations
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/06—Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
Description
Claims (2)
- 배관의 가동중에 리스크정보를 활용해서 배관의 검사부위를 선정하기 위한 방법으로서,확률론적안전성평가 모델을 활용하여 정성적으로 관련 배관파손 시 사고결말을 평가하고, 배관 재질 및 계통특성을 고려하여 분절화하는 제1 단계;상기 제1 단계 이후에, 배관파손을 조건으로 초기사건발생 및 계통기능상실을 유발할 가능성이 있는 배관인지 확률론적안전성평가 모델을 활용하여 정성적으로 평가하는 제2 단계;상기 제2 단계 이후에, 배관파손 시의 경우와 동일한 피해를 야기할 수 있는 기기를 대체기기로 선정하고, 대체기기의 확률론적안전성평가 모델을 이용해서 배관파손에 따른 리스크를 정량화하여 배관파손조건부 리스크를 구하는 제3 단계;상기 제2 단계 이후에, 배관파손 시 초기사건발생 및 계통기능상실이 예상되는 배관에 대하여 확률론적파괴역학 코드를 사용하여 배관파손확률을 구하는 제4 단계;상기 제3 단계 및 제4단계 이후에, 상기 배관파손조건부 리스크와 상기 배관파손확률을 곱해서 배관부위별 리스크를 노심손상빈도(CDF; Core Damage Frequency) 값으로 계산하고, 배관부위별 리스크를 모두 합해서 배관 전체의 리스크를 계산한 후, 각각의 배관의 리스크가 배관 전체의 리스크에서 차지하는 비율을 계산해서 배관별 리스크중요도를 RRW(Risk Reduction Worth) 값으로 구하는 제5 단계;상기 제5 단계 이후에, RRW 값이 1.005 이상인 배관을 검사대상배관으로 결정하는 제6 단계; 및상기 제6 단계 이후에, 검사대상배관 내에서 검사부위를 선정하는 제7 단계;를 포함하고,상기 대체기기는 배관이 연결되어 있는 기기로서 확률론적안전성평가 모델에 모델링되어 있는 기기가 선정되는 것을 특징으로 하는 배관의 가동중에 리스크정보를 활용해서 배관의 검사부위를 선정하기 위한 방법.
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KR1020090091767A KR101104891B1 (ko) | 2009-09-28 | 2009-09-28 | 리스크정보활용 배관가동중 검사부위 선정 방법 |
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KR20110034286A KR20110034286A (ko) | 2011-04-05 |
KR101104891B1 true KR101104891B1 (ko) | 2012-01-12 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102066359B1 (ko) | 2018-09-10 | 2020-01-14 | 한국수력원자력 주식회사 | 노심비정상출력편차의 평가 방법 및 이를 위한 시스템 |
KR102353866B1 (ko) | 2021-06-21 | 2022-01-24 | (주)에스티에스 엔지니어링 | IoT 기반 고온용 변위 및 회전 측정장치와 고온용 변형률 측정장치 및 이를 이용한 배관 안전성 평가시스템 |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
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KR102276952B1 (ko) * | 2021-02-26 | 2021-07-13 | (주)뉴클리어엔지니어링 | 원자력발전소 내부 침수사건의 확률론적 안전성평가를 위한 인간신뢰도분석 개선 방법 |
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- 2009-09-28 KR KR1020090091767A patent/KR101104891B1/ko active IP Right Grant
Non-Patent Citations (1)
Title |
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원전설비 운전성능 평가 규제기술 개발, 과학기술부, 한국원자력안전기술원 보고서, 2007. 2. 28, pp. 41-61* |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102066359B1 (ko) | 2018-09-10 | 2020-01-14 | 한국수력원자력 주식회사 | 노심비정상출력편차의 평가 방법 및 이를 위한 시스템 |
KR102353866B1 (ko) | 2021-06-21 | 2022-01-24 | (주)에스티에스 엔지니어링 | IoT 기반 고온용 변위 및 회전 측정장치와 고온용 변형률 측정장치 및 이를 이용한 배관 안전성 평가시스템 |
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