Batang Ai Dam
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Batang Ai Dam is a concrete-faced rockfill hydroelectric dam in Batang Ai National Park, Sarawak, Malaysia. It is located at Lubok Antu.
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[edit] Power station
The power station is a hydroelectric power station, using 4 turbines of 25 MW installed capacity. The station is operated by Sarawak Electricity Supply Corporation.
[edit] Batang Ai Dam
Planning for the dam started in 1975 and designed in 1977. Construction started 1982 with the river diversion work and the last turbine completed in 1985.
[edit] Batang Ai Dam technical specifications
The permanent dam components are as follows:
- Main Dam
- Maximum height above foundation of 110m, and crest length of x00m, volume of fill is xx.xx million cubic meters.
- Crest elevation is xxx m above sea level (ASL), maximum flood level is xxx m, operating levels maximum xxx m and minimum xxx m.
- Reservoir area at xxx m ASL is 24 km², and with a catchment area of x, xxx km². Storage volume is 750 million cubic meters.
- Power Intake Structure - 4 bays.
- Spillway- gated concrete weir with xxx m chute and flip bucket, with capacity of x, xxx cubic meter per second.
- Power Tunnels - 4 tunnels.
- Powerhouse
- surface powerhouse with 4 levels.
- with 4 penstocks to powertrains comprising 4 turbines of 25 MW each, 4 air-cooled generators of xxx MVA each and 4 transformers of xxx MVA each.
[edit] See also
[edit] References
Economic Panning Unit (1996), written at Kuala Lumpur, Malaysia, Bakun – Green Energy For The Future, Percetakan Nasional Bhd. Page 14 Table 2-1 Batang Ai Dam.
[edit] External links
Sarawak Electricity Supply Corporation webpage [1]
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