Tenom Pangi Dam is the

hydroelectric plant Hydroelectricity, or hydroelectric power, is electricity generated from hydropower (water power). Hydropower supplies one sixth of the world's electricity, almost 4500 TWh in 2020, which is more than all other renewable sources combined an ...

Tenom Tenom ( ms, Pekan Tenom, ) is the capital of the Tenom District in the Interior Division of Sabah, Malaysia. Its population was estimated to be around 5,148 in 2010. It is located about 176 kilometres south of Kota Kinabalu and 128 kilometres n ...

Sabah Sabah () is a state of Malaysia located in northern Borneo, in the region of East Malaysia. Sabah borders the Malaysian state of Sarawak to the southwest and the North Kalimantan province of Indonesia to the south. The Federal Territory o ...

Malaysia Malaysia ( ; ) is a country in Southeast Asia. The federation, federal constitutional monarchy consists of States and federal territories of Malaysia, thirteen states and three federal territories, separated by the South China Sea into two r ...

. It is located south of

Kota Kinabalu , image_skyline = , image_caption = From top, left to right, bottom:Kota Kinabalu skyline, Wawasan intersection, Tun Mustapha Tower, Kota Kinabalu Coastal Highway, the Kota Kinabalu City Mosque, the Wism ...

on the Padas River. The project is a

run-of-river Run-of-river hydroelectricity (ROR) or run-of-the-river hydroelectricity is a type of hydroelectric generation plant whereby little or no water storage is provided. Run-of-the-river power plants may have no water storage at all or a limited amo ...

hydroelectric power plant. Tenom Pangi Dam is the only major hydroelectric dam in Sabah. The power station has three

turbines A turbine ( or ) (from the Greek , ''tyrbē'', or Latin ''turbo'', meaning vortex) is a rotary mechanical device that extracts energy from a fluid flow and converts it into useful Work (physics), work. The work produced by a turbine can be used ...

of 22 MW installed capacity totaling 66 MW. Continuous power output is 66 MW. Average annual energy output is 400 GWh. The station is operated by

Sabah Electricity Sabah Electricity Sdn. Bhd. (SESB) is a Sabah electrical company that generates, transmits and distributes electricity mainly in the state of Sabah and the Federal Territory of Labuan. It supplies electrical power to 413,983 customers distribut ...

. Construction started in 1978 and was completed in 1984. The dam began operation in . The plant suffered extensive

flood A flood is an overflow of water ( or rarely other fluids) that submerges land that is usually dry. In the sense of "flowing water", the word may also be applied to the inflow of the tide. Floods are an area of study of the discipline hydrol ...

damage in 1988, where the

trash rack A trash rack (US) or debris screen is a wooden or metal structure, frequently supported by masonry, that prevents water-borne debris (such as logs, boats, animals, masses of cut waterweed, etc.) from entering the intake of a water mill, pumping sta ...

and log boom were washed away and damaged the intake and gate machinery. It was refurbished in 2003.

Specifications

The permanent dam components are as follows: * Power Intake Structure – 3 bays. *

Spillway A spillway is a structure used to provide the controlled release of water downstream from a dam or levee, typically into the riverbed of the dammed river itself. In the United Kingdom, they may be known as overflow channels. Spillways ensure th ...

– gated concrete

weir A weir or low head dam is a barrier across the width of a river that alters the flow characteristics of water and usually results in a change in the height of the river level. Weirs are also used to control the flow of water for outlets of l ...

run-off river type.. * Power

Tunnel A tunnel is an underground passageway, dug through surrounding soil, earth or rock, and enclosed except for the entrance and exit, commonly at each end. A pipeline is not a tunnel, though some recent tunnels have used immersed tube cons ...

s – 3 exposed penstock.. * Powerhouse ** Powerhouse – above ground 4 levels ** With 3

penstocks A penstock is a sluice or gate or intake structure that controls water flow, or an enclosed pipe that delivers water to hydro turbines and sewerage systems. The term is inherited from the earlier technology of mill ponds and watermills. H ...

to powertrains comprising 3

of 22MW each, 4 air-cooled generators of 25MVA each and 3

transformer A transformer is a passive component that transfers electrical energy from one electrical circuit to another circuit, or multiple circuits. A varying current in any coil of the transformer produces a varying magnetic flux in the transformer' ...

s of 25MVA each.

References

Japan ODA Bank document

External links

Sabah Electricity website
1984 establishments in Malaysia Buildings and structures in Sabah Dams in Malaysia Dams completed in 1984 Hydroelectric power stations in Malaysia Tenom District {{Malaysia-struct-stub

Specifications

See also

References

External links