| Conventional large hydro power caverns Total Cover (m) Net H (m) -
200 - - - -
75 - -
200 250 - - -
150 120 200 - -
111 190 186 - -
121 303 78 85 -
600 275 -
60
747 -
79 -
72
140 500 160 150 200
920 100 190 151 400 158 95 95
capacity (MW)
500 540 510 80
672 6
62 20 32
230 100 600 6 6
128 120 540 328 50
240 Unit
capacity (MW)
125 180 170 40
168 3
31 10 16
115 100 300 1.5 6
64 60 90 82 50
60 No of turbines
4 3 3 2 4 2 2 2 2 2 1 3 4 1 2 2 6 4 1
1920 732 520 900 800 600 300
240 183 260 150 200 100 150
4 8 4 2 6 4 6 2
Specific excavation
volumes (m3/MW) - -
182 -
116 - -
390 228 174 190 -
Rock class Cavern shape
M
Turbine type
2,5 M F,v -
v
2,5 M F,v - - - - - - - - -
- B
M F,v M F,v B
- M P
M F,v - -
Lhead (m) Ltail (m) Spec vol
280 440
1920 160 355
F,h -
4150 7500 4500 20
100
- -
115 360 75 - - - - -
8000 1900
252 170 -
300 - - - - - - -
M ----
- ------ 500 ------ 172 375 241 128
-
2 2 -
B P,v - - -
B ---- B ---- -
F 17000 - - 300 ------
335 ---- - ------ 200 240 -
200 -
149 - - - -
240
Key to host rock group 1 = Limestones 2 = Other calcareous rocks 3 = Fine grained sedimentary rocks 4 = Coarse grained sedimentary rocks 5 = Volcanic rocks, e.g. basalt 6 = Plutonic rocks, e.g. granite 7 = Epimorphic rocks, e.g. phyllite 8 = Mesomorphic rocks, e.g. quartzite 9 = Katamorphic rocks, e.g. gneiss NB: Combinations are possible, e.g. 6,9
- - - -
2 1 1 1
M P,v M F,v - -
- F
B B
F,v v
M F,v M F,v
15500 200
3800 4600
-
350 -
320
10000 1400 400 400 40
210 285 260
-
120 -
108 67
198 153 -
www.waterpowermagazine.com | Yearbook 2024 | 79
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