The Nathpa Jhakri Dam is a concrete
gravity dam
A gravity dam is a dam constructed from concrete or stone masonry and designed to hold back water by using only the weight of the material and its resistance against the foundation to oppose the horizontal pressure of water pushing against it. ...
on the
Sutlej
The Sutlej or Satluj River () is the longest of the five rivers that flow through the historic crossroads region of Punjab in northern India and Pakistan. The Sutlej River is also known as ''Satadru''. It is the easternmost tributary of the Ind ...
river in
Himachal Pradesh
Himachal Pradesh (; ; "Snow-laden Mountain Province") is a state in the northern part of India. Situated in the Western Himalayas, it is one of the thirteen mountain states and is characterized by an extreme landscape featuring several peaks ...
,
India
India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...
. The primary purpose of the dam is hydroelectric power production and it supplies a
underground power station
An underground power station is a type of hydroelectric power station constructed by excavating the major components (e.g. machine hall, penstocks, and tailrace) from rock, rather than the more common surface-based construction methods.
One or mor ...
with water. Before reaching the power station, water is diverted through a headrace tunnel. Construction on the project began in 1993 and it was complete in 2004. The last two of the
Francis turbine
The Francis turbine is a type of water turbine. It is an inward-flow reaction turbine that combines radial and axial flow concepts. Francis turbines are the most common water turbine in use today, and can achieve over 95% efficiency.
The proces ...
-generators went online in March 2004. It is owned by
SJVN.
Scheduling and generation despatch
The scheduling and despatch of the Nathpa Jhakri Hydro Power plant is done by Northern Regional Load Despatch Centre which is the apex body to ensure the integrated operation of the power system grid in the Northern region and comes under
Power System Operation Corporation Limited
Grid Controller of India Limited (GRID-INDIA) is a division of the Ministry of Power, Government of India. The new name of Power System Operation Corporation Limited (POSOCO) is Grid Controller of India Limited (Grid-India) since 09th Novembe ...
(POSOCO).
Sponsors and investors
* Sponsor
Nathpa Jhakri Power Corporation
*
Kvaerner /
ABB
ABB Ltd. is a Swedish- Swiss multinational corporation headquartered in Zürich, Switzerland. The company was formed in 1988 when Sweden's Allmänna Svenska Elektriska Aktiebolaget (ASEA) and Switzerland's Brown, Boveri & Cie merged to crea ...
/
Siemens
Siemens AG ( ) is a German multinational conglomerate corporation and the largest industrial manufacturing company in Europe headquartered in Munich with branch offices abroad.
The principal divisions of the corporation are ''Industry'', '' ...
/
Sulzer Escher Wyss Sulzer may refer to:
People
* Alain Claude Sulzer (born 1953), Swiss writer and translator
* Alexander Sulzer (born 1984), German ice hockey player
* Charles August Sulzer, delegate to the United States House of Representatives from the Territor ...
*
Foundation Continental Construction Corporation
*
BHEL
Bharat Heavy Electricals Limited (BHEL) is an Indian central public sector undertaking. It is under the ownership of Ministry of Heavy Industries, Government of India. It is based in New Delhi, India. Established in 1956, BHEL is India ...
*
Jaiprakash Associates Limited
See also
*
Karcham Wangtoo Hydroelectric Plant
The Karcham Wangtoo Hydroelectric Plant is a run-of-the-river hydroelectric power station on the Sutlej River in Kinnaur district of Himachal Pradesh state of India.
Etymology
The dam and power station are located between the villages of Ka ...
– situated upstream
*
List of dams and reservoirs in India
This page shows the state-wise list of dams and reservoirs in India. As of July, 2019, total number of large dams in India is 5,334. About 447 large dams are under construction in India. In terms of number of dams, India ranks third after China and ...
References
{{authority control
Dams completed in 2004
Energy infrastructure completed in 2004
Hydroelectric power stations in Himachal Pradesh
Dams in Himachal Pradesh
Gravity dams
Underground power stations
2004 establishments in Himachal Pradesh
Dams on the Sutlej River
Buildings and structures in Kinnaur district