표제지
목차
Abstract 9
초록 11
제1장 서론 13
1.1. 연구 배경 및 목적 13
1.2. 국내외 연구 동향 15
1.3. 연구 내용 및 구성 16
제2장 선회운동에 영향을 주는 요소 18
2.1. 선박치수 비 18
2.1.1. 선박의 방형비척계수(Cb : Block Coefficient) 18
2.1.2. 장 / 폭비 (L /B : Length / Beam) 19
2.1.3. 폭 / 홀수 비 (B/ T : Beam / Moulded Draft) 20
2.1.4. 수심 / 홀수 비 (H/ T : Height / Moulded Draft) 21
2.2. 선박조종 운동 특성 23
2.2.1. 선체고정좌표계 23
2.2.2. 조종성 지수(Maneuverability indices) 25
2.2.3. 추종성 지수(Index of Responsiveness to the Helm ; "T") 28
2.2.4. 선회성 지수(Index of Turning Ability ; "K") 28
2.3. 표준 Williamson Turn 조선법에 대한 고찰 29
제3장 실습선 실선실험 31
3.1. 실선실험 방법 31
3.1.1. 실험선박 31
3.1.2. 실험 해역 32
3.1.3. 실험방법 및 순서 34
3.2. 실선실험 결과 35
3.2.1. 실험결과 측정 도구 35
3.2.2. 실험결과 지표 36
3.2.3. 실험결과 37
3.3. 실선 실험결과 분석 42
3.3.1. 결과분석 도구 및 방법 42
3.3.2. 실험결과 분석 45
3.4. 실선의 선회성 지수 및 추종성 지수 53
제4장 선박모델 시뮬레이션 실험 56
4.1. 선박모델 시뮬레이션 실험방법 56
4.1.1. 실험선박 56
4.1.2. 실험해역 59
4.1.3. 실험방법 및 순서 59
4.2. 선박모델 시뮬레이션 실험결과 60
4.2.1. 실험결과 측정도구 및 지표 60
4.2.2. 실험결과 62
4.2.3. 선박모델 별 회두각 변화에 대한 실험결과 64
4.3. 선박모델 시뮬레이션 실험결과 분석 76
4.3.1. 실험결과 분석 도구 및 방법 76
4.3.2. 실험결과 분석 76
4.4. 선박모델 시뮬레이션 선회성 지수 및 추종성 지수 85
제5장 추정식을 이용한 최적 회두각 산출 86
5.1. 선박 조종성지수를 이용한 추정식 86
5.1.1. 선박 조종성능지수를 이용한 추정식 86
5.2. 실험 회두각과 산출 회두각의 결과 비교 88
5.3. 최적 회두각 추정식 입증 및 제안 89
제6장 결론 92
참고문헌 94
Table 1. Six-degrees of freedom 24
Table 2. Particular of real ship model (Hanbada) 31
Table 3. Result for real ship experiment on turning angle 60˚ 38
Table 4. Result for real ship experiment on turning angle 50˚ 39
Table 5. Result for real ship experiment on turning angle 45˚ 40
Table 6. Result for real ship experiment on turning angle 40˚ 41
Table 7. weight for result elements 44
Table 8. Comparison of result for real ship experiment on turning angle 45
Table 9. Difference of result elements on each turning angle based on 60˚ 47
Table 10. Non-dimensional for difference of result elements 49
Table 11. Non-dimensional for difference of result elements (Rev. Figure) 50
Table 12. Efficiency index of real ship experiment on turning angle 51
Table 13. Acceleration of real ship ROT 54
Table 14. Particular of Simulation ship models 58
Table 15. Result for 6-ship model simulation experiment (Angle 60˚) 62
Table 16. Comparison of result for ship model(A) experiment on turning angle 64
Table 17. Comparison of result for ship model(B) experiment on turning angle 66
Table 18. Comparison of result for ship model(C) experiment on turning angle 68
Table 19. Comparison of result for ship model(D) experiment on turning angle 70
Table 20. Comparison of result for ship model(E) experiment on turning angle 72
Table 21. Comparison of result for ship model(F) experiment on turning angle 74
Table 22. Efficiency index of ship model(A) experiment on turning angle 77
Table 23. Efficiency index of ship model(B) experiment on turning angle 78
Table 24. Efficiency index of ship model(C) experiment on turning angle 79
Table 25. Efficiency index of ship model(D) experiment on turning angle 80
Table 26. Efficiency index of ship model(E) experiment on turning angle 81
Table 27. Efficiency index of ship model(F) experiment on turning angle 82
Table 28. Result for 6-ship model simulation experiment on optimum turning angle 83
Table 29. K & T of 6-ship models 85
Table 30. Comparison of optimum turning angle between experiment and estimation formula 88
Table 31. Result of optimum turning angle derived from estimation formula(2.16) 89
Fig. 1. Flow chart for study 17
Fig. 2. Rating Limits for the Non-dimensional First overshoot angle 18
Fig. 3. Course Keeping ability upon on ship's L/B ratio 19
Fig. 4. Course Keeping ability upon on Design Stability Hull Form 20
Fig. 5. Ship's motion in high H/T ratio 22
Fig. 6. Ship's motion in H/T ratio below 1.3 22
Fig. 7. Body Fixed Axis 24
Fig. 8. Acceleration of ROT, After taking the rudder angle 27
Fig. 9. Williamson Turn Procedure 30
Fig. 10. South coast area of Thailand Gulf 32
Fig. 11. West coast area of Manila Philippines 32
Fig. 12. Ocean Going Route of Hanbada, 2018 (Thailand to Philippines) 33
Fig. 13. Real ship model experiment for Williamson Turn 34
Fig. 14. Navigation Data Distribution Server Block Diagram 35
Fig. 15. Result Element for Williamson Turn 36
Fig. 16. Track chart of real ship experiment (turning angle 60˚) 38
Fig. 17. Track chart of real ship experiment (turning angle 50˚) 39
Fig. 18. Track chart of real ship experiment (turning angle 45˚) 40
Fig. 19. Track chart of real ship experiment (turning angle 40˚) 41
Fig. 20. A.H.P Question 43
Fig. 21. Track chart of real ship experiment on each turning angle 46
Fig. 22. Instruction for understanding the difference of result elements 48
Fig. 23. Graph for maneuverability indices of real ship 55
Fig. 24. Transas console & Chart display 57
Fig. 25. Ship's Log 60
Fig. 26. Ship's Dynamic 61
Fig. 27. Comparison of 6-ship model track chart (Angle 60˚) 63
Fig. 28. Track chart of ship model (A) 261m experiments 65
Fig. 29. Track chart of ship model (B) 299m experiments 67
Fig. 30. Track chart of ship model (C) 347m experiments 69
Fig. 31. Track chart of ship model (D) 362m experiments 71
Fig. 32. Track chart of ship model (E) 382m experiments 73
Fig. 33. Track chart of ship model (F) 397m experiments 75
Fig. 34. Track chart of 6-ship model simulation experiments on optimum turning angle 84
Fig. 35. Track chart of 6-ship model simulation experiment on optimum turning angle derived from estimation formula (2.16) 90