표제지
목차
Abstract 6
제1장 서론 14
1.1. 연구의 배경과 목적 14
1.2. 논문구성과 연구방법 15
제2장 대기오염물질 규제 조사 17
2.1. 대기오염물질 규제 연혁 및 동향 17
2.2. 국제해사기구(IMO)의 선박 대기오염에 관한 논의 경과 19
제3장 NOx 발생 특성 조사[이미지참조] 23
3.1. NOx 개념[이미지참조] 23
3.1.1. 발생원인 및 종류 23
3.2. 선박 디젤기관에서의 NOx 발생[이미지참조] 24
3.2.1. NOx 발생 특성[이미지참조] 24
제4장 실습선 운영, 장비 및 특성 조사·분석 26
4.1. 운영 목적 26
4.1.1. 운영 근거 26
4.1.2. 교육적 기준 28
4.2. 실습선 법적 및 운용적 기본 특성 29
4.2.1. 선박의 구조, 안전성 및 해양환경보호 측면 29
4.2.2. 교육·시설적 측면 32
4.3. 실습선 설계 특이사항 35
4.3.1. 최대승선인원 검토 35
4.3.2. 거주구역 위치 36
4.3.3. 학생 거주구역의 최소 설비 요건 38
4.3.4. 연돌 위치 및 형상 39
4.3.5. 조타실 및 기관실 요건 40
4.3.6. 탈출로 요건 40
4.3.7. 수업 공간(면적) 요건 41
4.3.8. 실습선 주요치수 계산 42
4.3.9. 주기관 선정검토 48
4.3.10. 발전기 선정검토 54
제5장 NOx 저감 장치 선정 적합성 검토 및 시험 결과[이미지참조] 57
5.1. NOx 저감 장치 조사 및 분석[이미지참조] 57
5.1.1. EGR 시스템 58
5.1.2. SCR 시스템 59
5.2. 실습선 발전기용 SCR 시스템 선정 검토 60
5.3. 실습선 발전기 및 SCR 시스템 시험 결과 62
제6장 Solid SCR 시스템 설치 및 실험 67
6.1. 특징 67
(1) 기존 LP SCR 시스템 67
(2) 신기술 Solid SCR 시스템 70
6.2. Solid SCR 시스템 설치 73
6.3. Solid SCR 시스템 실험 및 비교 결과 75
제7장 결론 77
참고 문헌 80
Table 2.1. SOx Emission Control Areas[이미지참조] 20
Table 2.2. Controls for inside and outside of Emission Control Areas established to limit the emission of SOx[이미지참조] 21
Table 2.3. Permissible tiers of the NOx emission limits[이미지참조] 21
Table 2.4. NOx Emission Control Areas[이미지참조] 22
Table 3.1. NOx formations on the combustion processes[이미지참조] 23
Table 4.1. Entrance quota of Mokpo National Maritime University 27
Table 4.2. Relevant articles of the designated educational institution standards for the training ships 28
Table 4.3. Relevant articles for the ship safety to the training ships 29
Table 4.4. Relevant articles for prevention of pollution to the training ships 30
Table 4.5. Relevant articles for SPS Code, USCG, etc., to the training ships 31
Table 4.6. List of the equipment and facilities on the training ships 32
Table 4.7. List of the facilities for navigation and operation on the training ships 33
Table 4.8. List of the facilities for education on the training ships 34
Table 4.9. List of the facilities for student living on the training ships 34
Table 4.10. List of the equipment and facilities for training ships that carry 240 or more persons 36
Table 4.11. Relevant articles for location of the cabin room areas 37
Table 4.12. Laws of Korea for facilities of crews including apprentice officers and engineers 38
Table 4.13. Performance standards for ro-ro passenger and passenger ships 41
Table 4.14. Results of the length, breadth, depth, gross tonnage, and dead weight tonnage compared with other training ships 42
Table 4.15. Result of the length between perpendiculars calculation 44
Table 4.16. Result of the breath(mold) calculation 44
Table 4.17. Result of the draft calculation 45
Table 4.18. Result of the depth calculation 46
Table 4.19. Result of the dead weight tonnage calculation 47
Table 4.20. Result of the block coefficient calculation 47
Table 4.21. Results of the main dimensions 48
Table 4.22. Main dimensions of hull part for the model ship at model test 49
Table 4.23. Main dimensions of propeller for the model ship at model test 50
Table 4.24. Results of the ship speed, main engine power, and rpm from model test 51
Table 4.25. Engine models for the main engine output 53
Table 4.26. Calculation of the electric consumptions at port and seagoing 54
Table 4.27. Generator output calculation based on the electric consumptions 55
Table 4.28. Engine models for generator output 56
Table 5.1. Comparison of HP SCR system and LP SCR system 60
Table 5.2. Shop test results of the generator engine without SCR system (Engine type 6H21/32, Engine 1,120kW) 61
Table 5.3. Shop test results of the generator engine, Tier II 62
Table 5.4. Shop test results of the generator engine with LP SCR system, Tier III(Scheme A) 63
Table 5.5. SCR specifications of the generator engine with LP SCR system, Tier III(Scheme A) 64
Table 6.1. Matric of ammonia transport materials for Solid SCR system 70
Table 6.2. Hazards of ammonia 72
Table 6.3. Test results of the NOx and NH₃ measurements[이미지참조] 76
Fig. 2.1. pH scale 18
Fig. 2.2. Acid rain pathway 18
Fig. 2.3. IMO Annex VI, NOx Tier limits[이미지참조] 22
Fig. 3.1. Relationship on formations of Fuel NOx, Thermal NOx, and Prompt NOx[이미지참조] 25
Fig. 4.1. Funnel position and shape of the training ships 39
Fig. 4.2. Ship speed on the length of ship with hump & hollow 43
Fig. 4.3. Ship breath(m) on length(m) with L/B 45
Fig. 4.4. Test results of the ship speed, main engine output, and rpm 52
Fig. 5.1. Layout of a nitrogen oxide reduction technology systems in diesel engine 57
Fig. 5.2. EGR system 58
Fig. 5.3. SCR system 59
Fig. 5.4. Shop test results of the generator engine exhaust gas temperature 61
Fig. 5.5. Shop test results of the generator engine exhaust gas temperature on Tier II 65
Fig. 5.6. Shop test results of the generator engine exhaust gas temperature on Tier III 65
Fig. 5.7. Shop test results of the NOx measurements on Tier II and Tier III with LP SCR system[이미지참조] 66
Fig. 6.1. Schematic diagram of LP SCR for the generator engines 67
Fig. 6.2. Components of LP SCR system for the generator engine 68
Fig. 6.3. Arrangement of LP SCR system for the generator engines 69
Fig. 6.4. Decomposition pressures of ammonium carbonate and carbamate on solid urea 71
Fig. 6.5. Schematic diagram of experimental setup on diesel engine for mobiles 72
Fig. 6.6. Components of Solid SCR system for the generator engine 73
Fig. 6.7. Arrangement of Solid SCR system for the generator engine 73
Fig. 6.8. Schematic diagram of Solid SCR system for the generator engine 74
Fig. 6.9. Test of NOx and NH₃ measurements[이미지참조] 75
Fig. 6.10. Test results of Solid SCR system, Generator only, and Urea SCR(LP SCR) system 76