- Temenggor Dam
The Temenggor Dam or Temenggor Power Station is a major
hydroelectric dam in Gerik,Perak ,Malaysia . It is located on Sungai Perak about 200 km northeast ofIpoh . Construction of the dam formed a large lake,Temenggor Lake .Power station
The power station is a
hydroelectric power station, using 4 Hitachiturbines of 87 MW installed capacity. The station is operated byTenaga Nasional . Since 1987 Temenggor has been unmanned and is remotely operated via a SCADA system at the Bersia Group Control Centre. In the late 1990s, facilities were added to enable Automatic Generation Control by TNB's National Load Despatch Centre in Kuala Lumpur.Temenggor Dam
Construction started 1967 and completed in 1972. It began operation in 1975 and was officially opened on 1976 by Almarhum
Sultan Idris Shah II of Perak.Temenggor Dam technical specifications
The permanent dam components are as follows:
*MainDam
**Maximum height above foundation of 127 m, and crest length of 258 m, volume of fill is xx.00 million cubic metres.
**Crest elevation is 250 m above sea level (ASL), maximum flood level is 248 m, operating levels maximum 245 m and minimum 200 m.
**Reservoir area at 245 m ASL is 152 km², and with a catchment area of x,000 km². Storage volume is 6,050 million cubic meters.
*Power Intake Structure - 4 bays.
*Spillway - free-overflow,weir with chute andflip bucket , with capacity of x,000 cubic meter per second.
*PowerTunnel s - 4 tunnels.
*Powerhouse
**surface powerhouse
**with 4penstocks to powertrains comprising 4turbines of 87MW each, 4 air-cooledgenerators of 100MVA each and 4transformer s of 100MVA each.Notable facts
*Temenggor Dam is now the third largest dam in Malaysia. It was once the largest dam and largest hydroelectric generation facility upon completion in 1979, before being overtaken by the
Kenyir Dam in 1985. It holds a special place in the history of Malaysia for its military role in flooding the Upper Perak River and cutting off the communist terrorists' infiltration route from theBetong salient in Thailand.ee also
*
Tenaga Nasional References
External links
TNB webpage [http://www.tnb.com.my/tnb/pdf/HydroPower.pdf]
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