표제지
목차
Abstract 11
I. 서론 12
II. 연구사 14
III. 재료 및 방법 16
1. HEC-HMS 모형의 개요 16
1) 유역모델 (Basin models) 18
2) 기상학적 모델 (Meteorologic models) 25
3) 통제사항 (Control specifications) 25
2. 대상 유역 26
3. 모형의 입력자료 28
1) 강우, 유량자료 28
2) 수위-유량 관계 곡선식 33
3) 지형자료 35
IV. 결과 및 고찰 36
1. 유출곡선번호 추출 36
2. HEC-HMS 입력자료 추출 43
3. HEC-HMS 모형의 적용 46
4. HEC-HMS 모형의 평가 54
V. 결론 56
참고문헌 58
Table 1. List of models included in HEC-HMS (Version 3.4) 17
Table 2. Equations based on characteristics of basin recession time 22
Table 3. Observed rainfall, runoff, and runoff ratio for the monitoring stations within Namgang-Dam watershed 29
Table 4. Storm events used in the study watershed (Sancheong) 30
Table 5. Storm events used in the study watershed (Shinan) 31
Table 6. Storm events used in the study watershed (Changchon) 32
Table 7. The stage-discharge relationships and coefficient of determination for Sancheong, Shinan, and Changchon stations 34
Table 8. Average slope, average runoff ratio, land cover, and hydrologic soil group for sub-watershed 35
Table 9. Classification standards of hydrologic soil groups 36
Table 10. values for each land use and hydrologic soil group 37
Table 11. Classification of AMC 37
Table 12. Potential maximum retention and CN for forest type 38
Table 13. Applied curve number (CN) for each land cover according to the hydrologic soil group for Sancheong 39
Table 14. Applied curve number (CN) for each land cover according to the hydrologic soil group for Shinan 40
Table 15. Applied curve number (CN) for each land cover according to the hydrologic sail group for Changchon 41
Table 16. Land cover status of Sangcheong, Shinan, and Changchon 42
Table 17. CN values sub-watershed of Potential maximum retention for forest 42
Table 18. Watershed and stream characteristic input parameters for HEC -HMS simulation 44
Table 19. Comparison of simulated runoff and peak runoff with observed for Sancheong 47
Table 20. Comparison of simulated runoff and peak runoff with observed for Shinan 48
Table 21.. Comparison of simulated runoff and peak runoff with observed for Changchon 49
Table 22. Comparison of RMSE for three cases in terms of Runoff for Sancheong, Shinan, and Changchon 54
Fig. 1. NRCS dimensionless unit hydrograph (NRCS, 1972) 21
Fig. 2. NRCS triangle unit hydrograph 22
Fig. 3. Stream flow monitoring stations and sub-watershed within the Namgang-Dam watershed 27
Fig. 4. Delineated sub-watershed and established HEC-HMS input data for Sancheong, Shinan, and Changchon 43
Fig. 5. Observed runoff compared with simulated runoff for 3 cases (07/09/16, Sancheong) 51
Fig. 6. Observed runoff compared with simulated runoff for 3 cases (10/07/10, Sancheong) 51
Fig. 7. Observed runoff compared with simulated runoff for 3 cases (07/09/04, Shinan) 52
Fig. 8. Observed runoff compared with simulated runoff for 3 cases (10/07/15, Shinan) 52
Fig. 9. Observed runoff compared with simulated runoff for 3 cases (07/09/01, Changchon) 53
Fig. 10. Observed runoff compared with simulated ninoff for 3 cases (10/07/10, Changchon) 53