| Preface |
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xi | |
| Introduction |
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1 | (10) |
| General Considerations About Reservoirs |
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11 | (1) |
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General Functions of reservoirs |
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11 | (1) |
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Classification of reservoirs |
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11 | (3) |
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14 | (1) |
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Characteristics of reservoirs |
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15 | (3) |
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Primary Processes in reservoirs |
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18 | (2) |
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20 | (42) |
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20 | (2) |
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Water circulation and stratification in reservoirs |
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22 | (3) |
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22 | (1) |
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23 | (2) |
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General balance of reservoirs |
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25 | (4) |
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25 | (2) |
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27 | (1) |
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28 | (1) |
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Water quality in reservoirs |
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29 | (7) |
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Water quality and quality indicators |
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29 | (3) |
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32 | (3) |
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Sediment related to water quality |
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35 | (1) |
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Flow hydraulics in reservoirs |
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36 | (9) |
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36 | (6) |
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42 | (3) |
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Stratified flows - Density and turbidity currents |
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45 | (17) |
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45 | (2) |
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47 | (15) |
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Sediment transport in reservoirs |
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62 | (37) |
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Nature of sediments in reservoirs |
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62 | (1) |
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63 | (7) |
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63 | (2) |
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Soil erosion in reservoir catchment |
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65 | (5) |
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Characteristics of sediments in reservoirs |
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70 | (6) |
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Specific weight of sediments |
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70 | (3) |
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73 | (2) |
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75 | (1) |
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Sediment entrainment and transport |
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76 | (10) |
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76 | (1) |
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Critical conditions for sediment entrainment |
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77 | (5) |
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Sediment transport regime |
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82 | (4) |
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Sediment transport in romania |
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86 | (8) |
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87 | (4) |
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91 | (1) |
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92 | (2) |
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Sediment transport in South Africa |
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94 | (5) |
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Sediment yield of catchments |
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94 | (2) |
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Critical threshold conditions for cohesionless sediment |
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96 | (1) |
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Sediment transport in reservoirs |
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97 | (2) |
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Silting of reservoirs - process, causes and Effects |
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99 | (52) |
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99 | (17) |
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Silting of reservoirs in the world |
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99 | (5) |
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Silting of reservoirs in Romania |
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104 | (3) |
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Silting of reservoirs in South Africa |
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107 | (6) |
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113 | (3) |
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Silting process of reservoirs |
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116 | (24) |
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Characteristics of silting process |
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116 | (10) |
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Silting process and sediment deposits |
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126 | (10) |
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Mechanics of the silting process |
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136 | (4) |
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Causes of and influences on the silting process |
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140 | (5) |
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140 | (4) |
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144 | (1) |
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Effects of reservoir silting |
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145 | (6) |
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146 | (1) |
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Effects in the basin and at the dam |
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146 | (2) |
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148 | (3) |
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Sediment Distribution in reservoirs - calculation and prediction |
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151 | (58) |
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151 | (1) |
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152 | (10) |
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Empirical area-increment method |
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153 | (1) |
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Empirical area-reduction method |
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154 | (7) |
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Empirical method for a deltaic-shaped deposition |
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161 | (1) |
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162 | (1) |
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162 | (11) |
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162 | (4) |
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The Rooseboom-Annandale methods |
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166 | (7) |
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Mathematical modelling and computer models |
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173 | (12) |
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173 | (1) |
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174 | (4) |
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178 | (7) |
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185 | (24) |
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Prundu reservoir on the Arges River in Romania |
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185 | (6) |
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Mihailesti reservoir on the Bucharest-Danube Canal in Romania |
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191 | (6) |
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Qedusizi reservoir on the Klip River in South Africa |
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197 | (9) |
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Mohale reservoir on the Senqunyane River in Lesotho |
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206 | (3) |
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Coping and Dealing with Silting and Desilting of Reservoirs |
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209 | (8) |
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Control of reservoir sinking |
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210 | (2) |
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Removal of deposited sediment |
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212 | (1) |
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Compensation of reservoir silting |
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213 | (4) |
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Control of Reservoir Silting - Practices, Measures, works and Actions |
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217 | (33) |
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217 | (1) |
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Reduction of sediment yield of catchments |
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218 | (7) |
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Non-structural soil conservation measures |
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218 | (1) |
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Soil conservation by structural works |
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219 | (6) |
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Reduction of sediment inflows into reservoir basins |
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225 | (13) |
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Sediment trapping structures |
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225 | (2) |
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227 | (1) |
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Slope, bank and shore protection works |
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228 | (1) |
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Sediment bypassing structures |
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229 | (8) |
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Off-stream storage reservoirs |
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237 | (1) |
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Reduction of sediment deposition in reservoirs |
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238 | (12) |
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238 | (4) |
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Venting of turbidity currents |
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242 | (8) |
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Desilting of Reservoirs - Sediment Removal Techniques and Technologies |
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250 | (49) |
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250 | (1) |
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251 | (31) |
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252 | (14) |
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266 | (5) |
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Flushing calculation and modelling |
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271 | (11) |
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282 | (10) |
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Sediment removal - dredging and digging |
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292 | (7) |
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292 | (2) |
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294 | (2) |
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296 | (3) |
Appendix 1. Silting of reservoirs in the world |
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299 | (4) |
Appendix 2. Silting of reservoirs in Romania |
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303 | (2) |
| Appendix 3a. Silting and evolution in time of silting process of some reservoirs in South Africa |
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305 | (3) |
| Appendix 3b.Evolution in time of silting process in some reservoirs in South Africa, with original capacity greater than 5 hmc |
|
308 | (3) |
| Glossary |
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311 | (8) |
| References |
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319 | (12) |
| List of Symbols |
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331 | (4) |
| Subject Index |
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335 | |