Seimare Dam (), also known as Hini Mini or spelled Seymareh, is an
arch dam
An arch dam is a concrete dam that is curved upstream in plan. The arch dam is designed so that the force of the water against it, known as hydrostatic pressure, presses against the arch, causing the arch to straighten slightly and strengtheni ...
Badreh County
Badreh County (Kurdish:بێری)() is in Ilam province, Iran. Its capital is the city of Badreh.
History
After the 2011 national census, Badreh became a county..
After the 2016 census, Alishervan Rural District was separated from Ilam C ...
,
Ilam Province
Ilam Province () is one of the 31 provinces of Iran. Its capital is the city of Ilam.
The province is in the western part of the country in Region 4 and covers . It shares of the border with Iraq, and also bordering on the provinces of Ke ...
,
Iran
Iran, officially the Islamic Republic of Iran (IRI) and also known as Persia, is a country in West Asia. It borders Iraq to the west, Turkey, Azerbaijan, and Armenia to the northwest, the Caspian Sea to the north, Turkmenistan to the nort ...
. The primary purpose of the dam is hydroelectric power generation. Studies for the dam were carried out in the mid to late 1970s and construction began on the diversion works in 1997. In 2006, concrete placement began and on 19 May 2011, the dam began to impound the river. The dam's first generator became operational in 2013. The power plant, located downstream, houses three 160 MW
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 pro ...
-generators with an
installed capacity
Nameplate capacity, also known as the rated capacity, nominal capacity, installed capacity, maximum effect or gross capacity,
The dam is a tall variable-radius arch type with a crest length of
. The dam's crest is wide with a base width of while the volume of concrete in the dam structure is . The dam sits at the head of a
catchment area
A catchment area in human geography, is the area from which a location, such as a city, service or institution, attracts a population that uses its services and economic opportunities. Catchment areas may be defined based on from where people are ...
and creates a reservoir with a capacity. The
reservoir
A reservoir (; ) is an enlarged lake behind a dam, usually built to water storage, store fresh water, often doubling for hydroelectric power generation.
Reservoirs are created by controlling a watercourse that drains an existing body of wa ...
's surface area is and its length . The dam has a main and auxiliary
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 tha ...
. The main spillway is controlled by two
radial gate
The Tainter gate is a type of radial arm floodgate used in dams and canal locks to control water flow. It is named for its inventor, the Wisconsin structural engineer Jeremiah Burnham Tainter.
Tainter, an employee of the lumber firm Knapp, ...
s and has a maximum discharge capacity of . The auxiliary spillway is uncontrolled and has a discharge capacity of .
See also
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List of power stations in Iran
By 2012, Iran had roughly 400 power plant units. By the end of 2013, it had a total installed electricity generation capacity of 70,000 MW, which had been increased from 90 MW in 1948, and 7024 MW in 1978. There are plans to add more than 5,000 MW ...
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Dams in Iran
Major dam construction started in Iran in the 1950s. Some fourteen large dams were built with the help of foreign engineers and advisors during two decades preceding the Islamic Revolution in 1979.
In the post-revolution era, Iran's dam buildin ...