국문목차
표제지=0,1,4
목차=i,5,2
표목차=iii,7,1
그림목차=iv,8,5
감사의 글=ix,13,1
논문개요=x,14,3
I. 서론=1,17,1
1. 연구배경 및 목적=1,17,7
2. 배경 이론 및 선행 연구=8,24,1
가. 불연속 이론=8,24,10
나. 수온에 의한 성층 현상=18,34,3
3. 연구 내용 및 방법=21,37,2
II. 연구 대상 현황=23,39,1
1. 일반 현황=23,39,6
2. 수문 현황=29,45,1
가. 강우 현황=29,45,1
나. 댐 수문 현황=29,45,8
3. 수온과 전기전도도의 시ㆍ공간적 변화=37,53,1
가. 호수와 하류 하천의 비교=37,53,10
나. 자연 하천과 조절 하천의 비교=47,63,14
III. 연구 방법=61,77,1
1. 모델 선정=61,77,3
2. 모델 원리=64,80,1
가. 모델 개요=64,80,2
나. 모델 원리=65,81,5
3. 모델 적용=70,86,1
가. 모델 구성=70,86,6
나. 모델 경계조건=76,92,3
4. 모델 확인=79,95,1
가. 지형 재현=79,95,2
나. 수위 변화=81,97,2
다. 수온 분포=83,99,4
IV. 연구 결과=87,103,1
1. 연속 댐의 영향=87,103,1
가. 호수의 시ㆍ공간적 수온 분포=87,103,10
나. 하류 하천의 시ㆍ공간적 수온 분포=97,113,6
2. 댐 운영방식에 따른 관리방안=103,119,1
가. 방류구 높이 조절에 따른 수온변화 예측=103,119,10
V. 결론 및 제언=113,129,4
참고문헌=117,133,23
ABSTRACT=140,156,3
Table I-1. Some examples of the hydrological effects of river impoundment=16,32,2
Table I-2. Some observations of water temperature changes below dams=17,33,1
Table I-3. Classification scheme of lakes based on thermal stratification and mixing=20,36,1
Table II-1. Drainage basin characteristics of the North Han river watershed(공과정, 1999)=25,41,1
Table II-2. Overview of the dams in the North Han river=27,43,1
Table II-3. The ratio of catchment area and lake area(김과 홍, 1992)=28,44,1
Table II-4. The classification of artificial lakes in the North Han river(백, 1991; 김과 홍, 1992)=28,44,1
Table II-5. Monitoring stations for analysis of water surface temperature and conductivity between lake and downstream=38,54,1
Table II-6. Monitoring stations for analysis of water surface temperature and conductivity between regulated and natural stream=48,64,1
Table III-1. Comparison of water quality models=63,79,1
Table III-2. Segmentations of the North Han river system model=71,87,1
Table III-3. Coefficients and constants used in the North Han river=84,100,1
Table III-4. Reliability index of the predicted temperature=86,102,1
Figure I-1. Temperauture control device schematic as seen through a cross-section of Shasta Dam(Bartholow et al., 2001)=4,20,1
Figure I-2. Theoretical framework for conceptualizing the influence of impoundment on ecological parameters in a river system(Ward and Stanford, 1983)=10,26,1
Figure I-3. A framework for the examination of impounded rivers(Macan, 1974)=11,27,1
Figure I-4. Factors affecting the characteristics of dammed rivers=11,27,1
Figure I-5. Effects of discharge locations on water quality of reservoir and its downstream=14,30,1
Figure I-6. Study flow chart=22,38,1
Figure II-1. Location of the study area(▼:Location of dams)=25,41,1
Figure II-2. Cross section of the study area=26,42,1
Figure II-3. Interannual variation of precipitation in the North Han river watershed during 1999~2003=30,46,1
Figure II-4. Variation of monthly mean precipitation in the North Han river watershed during 1999~2003=30,46,1
Figure II-5. Variation of monthly precipitation, daily flow rates and water level at the five dams in the North Han river during 1999~2003=32,48,1
Figure II-6. Variation of monthly mean flow rates and daily mean water level at the five dams in the North Han river during 1999~2003=33,49,1
Figure II-7. Water balance budgets based on water deficit(accumulated inflow-accumulated outflow)in drought year(2001)and flood year(2003)=34,50,1
Figure II-8. Seasonal variation of monthly mean water residence time(WRT)during 1999~2003=36,52,1
Figure II-9. Location of monitoring stations for analysis of water surface temperature and conductivity between lake and downstream. L and S indicate lake and downstream respectively=38,54,1
Figure II-10. Longitudinal patterns of mean value and range of temperature during 1994~2003=40,56,1
Figure II-11. Longitudinal patterns of mean value and range of conductivity during 1994~2003=40,56,1
Figure II-12. Comparison of seasonal patterns of temperature and conductivity between lake and river below the dam=42,58,1
Figure II-13. Effects of rainfall intensity on water surface temperature and conductivity between drought year(1994)and flood year(1998)=44,60,1
Figure II-14. Relationship between inflow and conductivity during 1993~2004=46,62,1
Figure II-15. Location of monitoring stations for analysis of water surface temperature conductivity between regulated and natural stream=48,64,1
Figure II-16. Histogram of differences of temperature in monthly values for the regulated and natural river stations based on the period January 1994~December 2003=50,66,1
Figure II-17. Comparison of the average annual cycle of monthly mean, mean maximum and mean minimum water surface temperature values between regulated and natural river stations based on the period January 1994~December 2003=51,67,1
Figure II-18. Comparison of the average annual cycle of monthly mean, mean maximum and mean minimum conductivity values between regulated and natural river stations based on the period January 1994~December 2003=52,68,1
Figure II-19. Interannual variability in the seasonal cycle of mean water surface temperature and conductivity for the regulated and natural river stations during the period January 1994~December 2003=54,70,1
Figure II-20. Differences in mean water surface temperature between the regulated and the natural rivers in relation to mean flow from lake for individual months during the period January 1994~December 2003=57,73,1
Figure II-21. Differences in mean conductivity between the regulated and the natural rivers in relation to mean flow from lake for individual months during the period January 1994~December 2003=58,74,1
Figure II-22. Annual mean and monthly temperatures recorded along the length of the North Han river during representative months=60,76,1
Figure III-1. Conceptual schematic of river-reservoir connection in CE-QUAL-W2=69,85,1
Figure III-2. The study area and model establishment=72,88,1
Figure III-3. Top view, side view, and end view of each water body=73,89,1
Figure III-4. Weather monitoring stations in the North Han river=78,94,1
Figure III-5. Comparison of estimated values and observed ones from elevation-area-capacity in the lakes=80,96,1
Figure III-6. Validation of hydrologic balance with surface elevation=82,98,1
Figure III-7. Validation of vertical water temperature at the dams=85,101,1
Figure IV-1. Simulated monthly vertical thermal structure of the lakes in the North Han river=91,107,5
Figure IV-2. Thermal classification of lakes of the North Han river based on depth and latitude=96,112,1
Figure IV-3. Comparison of surface water temperature between lake and the nearest downstream=99,115,1
Figure IV-4. Longitudinal patterns of water surface temperature along the river=102,118,1
Figure IV-5. The predicted vertical profile of water temperature due to change of outlet level at Paro Lake=106,122,1
Figure IV-6. The predicted vertical profile of water temperature due to change of outlet level at Chuncheon Lake=107,123,1
Figure IV-7. The predicted vertical profile of water temperature due to change of outlet level at Euiam Lake=108,124,1
Figure IV-8. The predicted vertical profile of water temperature due to change of outlet level at Cheongpyoung Lake=109,125,1
Figure IV-9. The predicted vertical profile of water temperature due to change of outlet level at Soyang Lake=110,126,1
Figure IV-10. Comparison of surface water temperature of downstream from the upstream impoundments=111,127,1
Figure IV-11. Seasonal variation of dissolved oxygen(DO)and chemical oxygen demand(COD) of the lakes in 2001=112,128,1