Sirikit Dam

Coordinates: 17°45′50″N 100°33′48″E / 17.76389°N 100.56333°E / 17.76389; 100.56333
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Sirikit Dam
Installed capacity500 MW

The Queen Sirikit Dam is an

Uttaradit Province, Thailand. It is at the southeastern edge of the Phi Pan Nam Range. The dam was built for the purpose of irrigation, flood control and hydroelectric power production. It is named after Sirikit, Queen of Thailand.[1]

Background

The Sirikit Dam among others in the Chao Phraya basin were constructed beginning in the 1950s to exploit the agricultural and hydroelectric potential of the basin. Preliminary construction on the dam began in 1968 and it was finished in 1972. The power plant and first three units were commissioned in 1974, the fourth in 1995.[2] Previously in 1964, the Bhumibol Dam was completed on the Ping River, one of two major tributaries of the Chao Phraya including the Nan. The Bhumibol and Sirkit Dams control 22% of the Chao Phraya's annual runoff combined.[3] Both dams also help provide for the irrigation of 1,200,000 ha (4,633 sq mi) in the wet season and 480,000 ha (1,853 sq mi) in the dry season.[4]

Design

The dam is a 113.6 m (373 ft) high and 800 m (2,625 ft) long embankment dam that is 630 m (2,067 ft) wide at its base and 12 m (39 ft) wide at its crest. The dam withholds a reservoir of 9,510,000,000 m3 (7,709,882 

MW Francis turbines for an installed capacity of 500 MW.[1][2]

Panorama of the Sirikit Dam, with on the right, the reservoir of the Nan River

See also

References

  1. ^ a b "Hydroelectric Power Plants in Thailand". Industcards. Retrieved 6 March 2011.
  2. ^ a b c "Sirikit Dam". Electricity Generating Authority of Thailand. Archived from the original on 5 November 2018. Retrieved 6 September 2016.
  3. ^ "Chao Phraya River Basin (Thailand)". UNESCO. p. 293. Retrieved 6 March 2011.
  4. ^ "Bhumibol Dam". Royal Irrigation Department - Thailand. Archived from the original on 17 September 2008. Retrieved 6 March 2011.

External links