표제지
감사의 글
국문요약
목차
제1장 서론 12
제2장 위험기반검사 이론 17
2.1. 사고발생 가능성 18
2.2. 사고 피해크기 18
2.2.1. 장치 피해크기 19
2.2.2. 재정적 피해크기 20
제3장 석유화학공정에서 RBI 적용절차 25
3.1. 대상공정 25
3.2. RBI 수행절차 27
3.2.1. RBI 프로그램 28
3.2.2. 데이터 취득 29
3.3. 매개변수 설정 32
제4장 결과 및 고찰 34
4.1장치손상과 재정적 손실에 의한 위험도 분석 34
4.1.1. 위험도 행렬 34
4.1.2. 위험도 분포 37
4.1.3. 위험도 등급에 의한 검사주기 변화 39
4.2. 설비의 위험도에 미치는 매개변수 영향 40
4.2.1. 설비 위험도에 미치는 유효한 검사의 영향 41
4.2.2. 유효한 검사의 변화에 따른 위험도 등급 및 검사주기 변화 43
4.2.3. 설비 위험도에 미치는 시스템 수준의 영향 44
4.2.4. 시스템 수준에 따른 위험도 등급 및 검사주기 변화 46
제5장 결론 56
기호설명 58
참고문헌 59
Appendixes 65
A. Input Data 66
A1. Pipe 66
A2. Pressurized vessel 68
B. Simulation Results 69
B1. Initial conditions 69
B2. Effective inspection and system ranking 72
Abstract 75
Table 1. Equipment damage cost 21
Table 2. Category of system ranking for inventory group at initial conditions 29
Table 3. Items of data input for fluid streams and equipments 30
Table 4. Pipe specification for H unit. 31
Table 5. Service stream lists 31
Table 6. Number of input data for equipments 31
Table 7. Parameters affected the risk of equipments 32
Table 8. Comparisons of COF category calculated by financial loss with A category of COF calculated by damage area 36
Table 9. Comparisons of COF category calculated by damage area and financial loss for flammable chemicals. 55
Table 10. Number of equipments for risk category at initial conditions 39
Table 11. Inspection intervals for damage area and financial loss at initial conditions 40
Table 12. Effective inspection for the pressure vessels. 41
Table 13. Number of equipments for risk category for considering effective inspection 43
Table 14. Inspection intervals for damage area and financial loss for considering effective inspection 44
Table 15. Number of equipments for risk category for considering system ranking 46
Table 16. Inspection intervals for damage area and financial loss for considering system ranking 48
Fig. 1. Algorithm of RBI based on API-581. 17
Fig. 2. Calculation of likelihood of failure by API-581. 24
Fig. 3. Procedure for consequence analysis on releases of flammable or toxic chemicals. 19
Fig. 4. Algorithm for calculation of business interruption loss. 22
Fig. 5. Algorithm for calculation of total clean cost. 23
Fig. 6. Process flow diagram of H unit. 25
Fig. 7. Flow chart of RBI procedure. 27
Fig. 8. Main window of RBI program. 28
Fig. 9. Comparisons of risk matrixes of equipments calculated by damage area and financial loss at initial conditions 49
Fig. 10. Plots of TMSF and weighted damage area or financial loss at initial conditions. 50
Fig. 11. Comparisons of risk matrixes of equipments calculated by damage area and financial loss for considering effective inspection 51
Fig. 12. Plots of TMSF and weighted damage area or financial loss for considering effective inspection. 52
Fig. 13. Comparisons of risk matrixes of equipments calculated by damage area and financial loss for considering system ranking. 53
Fig. 14. Plots of TMSF and weighted damage area or financial loss for considering system ranking 54