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35 | (8) |
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2 Reservoir Operation And Sediment Transport Processes |
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43 | (14) |
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43 | (2) |
|
2.2 Sediment transport mechanisms |
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|
45 | (2) |
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2.3 Modes of reservoir operation and impacts on the sediment balance |
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47 | (10) |
|
3 Turbulent Sediment Transport |
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|
57 | (78) |
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57 | (8) |
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3.2 Review of selected equilibrium sediment transport equations |
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65 | (28) |
|
3.3 Calibration with reservoir data |
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|
93 | (22) |
|
3.4 Non-equilibrium sediment transport |
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|
115 | (20) |
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|
115 | (6) |
|
3.4.2 Review of existing theory |
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|
121 | (8) |
|
3.4.3 Modelling of nonequilibrium sediment transport processes: Welbedacht Reservoir (Caledon River, South Africa) |
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|
129 | (4) |
|
3.4.4 Comparison between calibrations |
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|
133 | (2) |
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135 | (94) |
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135 | (2) |
|
4.2 Occurrence of density currents in reservoirs |
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|
137 | (6) |
|
4.3 Hydraulics of density currents |
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|
143 | (6) |
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143 | (2) |
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4.3.2 Velocity distribution |
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|
145 | (2) |
|
4.3.3 Vertical suspended sediment distribution |
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|
147 | (1) |
|
4.3.4 Shear stress distribution |
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|
147 | (2) |
|
4.4 Mathematical description of the velocity distribution and the thickness of a density current |
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|
149 | (10) |
|
4.5 Verification of theory to predict the velocity profile and depth of a density current with laboratory and field data |
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|
159 | (4) |
|
4.6 Movement of a density current: flow resistance and velocity |
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|
163 | (8) |
|
4.7 Cross-sectional variation in velocity and sediment concentration across a density current in a reservoir |
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|
171 | (6) |
|
4.8 Motion of the head of a density current |
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|
177 | (8) |
|
4.9 Sediment transport by density currents |
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|
185 | (6) |
|
4.10 Density current formation following flushing |
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|
191 | (8) |
|
4.11 Non-equilibrium density current sediment transport |
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|
199 | (2) |
|
4.12 Graded sediment transport by density currents and the sorting process |
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|
201 | (2) |
|
4.13 Formation of a density current |
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|
203 | (18) |
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|
203 | (12) |
|
4.13.2 Prediction by means of minimum stream power principle |
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215 | (6) |
|
4.14 Laminar density currents associated with hyper concentrated sediment transport |
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221 | (4) |
|
4.15 Venting of density currents through reservoirs |
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|
225 | (4) |
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5 Mathematical Models And Case Studies |
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229 | (98) |
|
5.1 One dimensional mathematical models |
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|
229 | (44) |
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229 | (2) |
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5.1.2 Reservoir sedimentation model (1D): Mike 11-RFM: Welbedacht Reservoir |
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|
231 | (20) |
|
5.1.3 Reservoir Sedimentation Model: GSTARS: Tarbela Dam, Pakistan (Yang and Simoes, 2003) |
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|
251 | (14) |
|
5.1.4 Reservoir Sedimentation Model RESSASS: Tarbela Dam (TAMS, 1998) |
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|
265 | (4) |
|
5.1.5 River model Mike 11: Lake Roxburgh, New Zealand (Mackay et al., 2000) |
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|
269 | (4) |
|
5.2 Computational modelling of reservoir sedimentation and flushing with a two-dimensional model |
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|
273 | (22) |
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273 | (4) |
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277 | (4) |
|
5.2.3 Theoretical Background |
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|
281 | (1) |
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281 | (2) |
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283 | (1) |
|
5.2.6 Cohesive sediment transport model |
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|
283 | (4) |
|
5.2.7 Calibration of sedimentation during 1973-76 |
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|
287 | (2) |
|
5.2.8 Flushing during 1991 |
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|
289 | (4) |
|
5.2.9 Flushing with Low Level Outlets |
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|
293 | (1) |
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293 | (2) |
|
5.3 Three-dimensional Mathematical Modelling (turbulent sediment transport) |
|
|
295 | (12) |
|
|
295 | (4) |
|
5.3.2 Three-dimensional Model (case study): Three Gorges Reservoir Project, China (Dou et al., 2004) |
|
|
299 | (8) |
|
5.4 Models of density currents |
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|
307 | (20) |
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|
307 | (4) |
|
5.4.2 Case study 1: Laboratory flume and field data, Canada |
|
|
311 | (10) |
|
5.4.3 Case study 2: Luzzone Reservoir, Switzerland |
|
|
321 | (4) |
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|
325 | (2) |
|
6 Conclusions And Recommendations |
|
|
327 | (1) |
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|
328 | |