Allunkal Dam
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Allunkal Dam
The Allunkal Dam is a concrete diversion weir built across the Kakkad River in Chittar panchayat of Ranni taluk in Pathanamthitta district of the Indian state of Kerala. The dam is long and tall above the bed. It is part of the Ullunkal Hydroelectric Project, a small-scale private hydroelectric project operated by EDCL Power Projects Limited, a subsidiary of Energy Development Company Limited (EDCL). Access The dam is located about from the nearest town of Chittar, from Seethathodu and from the district headquarters in Pathanamthitta. Chengannur is the nearest railway station, about away. Project history In 1994, the project was allotted to Travancore Electro Chemical Industries Limited (TECIL), and later, it was taken over by Energy Development Company Limited (EDCL). The project was commissioned in by then-Electricity Minister A.K. Balan. The contract with the government is for 30 years. The electricity generated is paid by the company to Kerala State Electrici ...
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India
India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since 2023; and, since its independence in 1947, the world's most populous democracy. Bounded by the Indian Ocean on the south, the Arabian Sea on the southwest, and the Bay of Bengal on the southeast, it shares land borders with Pakistan to the west; China, Nepal, and Bhutan to the north; and Bangladesh and Myanmar to the east. In the Indian Ocean, India is near Sri Lanka and the Maldives; its Andaman and Nicobar Islands share a maritime border with Thailand, Myanmar, and Indonesia. Modern humans arrived on the Indian subcontinent from Africa no later than 55,000 years ago., "Y-Chromosome and Mt-DNA data support the colonization of South Asia by modern humans originating in Africa. ... Coalescence dates for most non-European populations averag ...
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Pathanamthitta
Pathanamthitta (), is a municipality, city in southern Kerala, India, spread over an area of . It is the administrative capital of Pathanamthitta district. The town has a population of 37,538 (as of 2011 census). The Hindu pilgrim centre Sabarimala is situated in the Pathanamthitta district; as the main transport hub to Sabarimala, the town is known as the 'Pilgrim Capital of Kerala'. Pathanamthitta District, the thirteenth revenue district of the State of Kerala, was formed with effect from 1 November 1982, with headquarters at Pathanamthitta. Forest covers more than half of the total area of the District. Pathanamthitta District ranks the 7th in area in the State. The district has its borders with Allepey, Kottayam, Kollam and Idukki districts of Kerala and Tamil Nadu. Nearest town is Thiruvalla (largest town in Pathanamthitta District), located at a distance of 30 km. Thiruvalla railway station is 30 km via Thiruvalla-Kumbazha highway. Etymology The district's ...
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Tailwater
Tailwater refers to waters located immediately downstream from a hydraulic structure, such as a dam, spillway, bridge or culvert. Generally measured and reported as the average water depth downstream of a hydraulic structure, tailwater can vary based on the outlet from the structure as well as downstream influences that may restrict or advance the usual flow of water from the structure. The creation of a tailwater will have significant impacts on both the Abiotic component, abiotic and Biotic material, biotic conditions of the waterway. Biotic Impacts The environmental conditions in a tailwater influence the entire food web of the waterway. Consistent flows, higher temperatures, and clear water found in tailwaters create an ideal habitat for filamentous green algae. The near-shore zones of tailwaters that are submerged during hydropeaking but dry during consistent flows are far less productive areas of the waterway. Most algal species are not adapted to handle this exposure to ai ...
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Kakkad Hydro Electric Project
The Kakkad Hydroelectric Power Plant is located near Seethathode, in the Pathanamthitta district of the Indian state of Kerala. It is operated by the Kerala State Electricity Board. This hydropower plant has a design capacity of 50 MWe. It has 2 turbines, commissioned in 1998 and 1999. Features The project is in the second stage of development. The installed capacity is 50 MW (2 x 25MW). This scheme utilizes the tail race water from Sabarigiri power station and water from the Moozhiyar and Velluthode rivers. Two dams store water for the powerhouse. The main reservoir is on the Moozhiyar. The second reservoir is formed by the Veluthodu dam, across the Velluthode river. After generating power, water is released to the Kakkad River. Ullunkal and Karikkayam power stations use this water for power generation and then release it into the Maniyar reservoir for power generation at the Maniyar power station. Related projects *Kakkad Power House * Upper Moozhiyar Dam *Upper Mooz ...
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Kaplan Turbine
The Kaplan turbine is a propeller-type water turbine which has adjustable blades. It was developed in 1913 by Austrian professor Viktor Kaplan, who combined automatically adjusted propeller blades with automatically adjusted wicket gates to achieve efficiency over a wide range of flow and water level. The Kaplan turbine was an evolution of the Francis turbine. Its invention allowed efficient power production in low-head applications which was not possible with Francis turbines. The head ranges from and the output ranges from 5 to 200 MW. Runner diameters are between . Turbines rotate at a constant rate, which varies from facility to facility. That rate ranges from as low as 54.5 rpm ( Albeni Falls Dam) to 450 rpm. Kaplan turbines are now widely used throughout the world in high-flow, low-head power production. Development Viktor Kaplan, living in Brno, Austria-Hungary (now in the Czech Republic), obtained his first patent for an adjustable blade propeller turbine in 19 ...
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2018 Kerala Floods
On 16 August 2018, severe floods affected the south Indian state Kerala, due to unusually heavy rainfall during the monsoon season. It was the worst flood in Kerala in nearly a century. Over 483 people died, and about one million people were evacuated, mainly from Chengannur, Pandanad, Edanad, Aranmula, Kozhencherry, Ayiroor, Pathanamthitta, Ayiroor, Ranni, Kerala, Ranni, Pandalam, Kuttanad, Malappuram, Aluva, Chalakudy, Thrissur, Thiruvalla, Eraviperoor, Vallamkulam, North Paravur, Chendamangalam, Chellanam, Vypin Island, and Palakkad. All 14 List of districts in Kerala, districts of the state were placed on red alert. According to the Kerala government, one-sixth of the total population of Kerala was directly affected by the floods and related incidents. The Government of India, Indian government declared it a Level 3 Calamity, or "calamity of a severe nature". It is the worst flood in Kerala after the great flood of 99, great flood of '99 that took place in 1924. Thirty-five ...
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Nameplate Capacity
Nameplate capacity, also known as the rated capacity, nominal capacity, installed capacity, maximum effect or gross capacity,Glossary of Terms in PRIS Reports.
IAEA-PRIS is the intended full-load sustained output of a facility such as a ,Energy glossary
'' Energy Information Administration''. Retrieved: 23 September 2010.

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Kerala State Electricity Board
Kerala State Electricity Board (KSEB) is an Indian public sector undertaking under the Government of Kerala that generates, transmits and distributes electricity in the state. Established in 1957, the agency comes under the authority of the Power Department. It has been registered under Indian Companies Act 1956 in January 2011. History * The history of electricity in the state is around one century old. The first effort in this direction was a private endeavour. Electricity was first brought to the state by a British company – the Kannan Devan Hill Produce Company, Munnar. The first generating station of the state was set up on the right bank of a tributary of River Periyar in 1906. It was a hydroelectric project and the tributary called Mudirappuzha continues to be the site for large numbers of hydroelectric projects in the state. * Attempts at power generation for meeting local needs through thermal plants were making progress in several parts of the state between 1929 an ...
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Chengannur Railway Station
Chengannur railway station (station code: CNGR) is an NSG–3 category List of railway stations in India, Indian railway station in Thiruvananthapuram railway division of Southern Railway zone. It is located in Chengannur town of Kerala. It is one of the busiest stations in the –––Ernakulam route, primarily due to the Sabarimala Temple, Sabarimala pilgrims. Chengannur railway station mainly serves the people of Alappuzha and Pathanamthitta district.It is situated in Alappuzha District. History Chengannur rail link came into existence in 1958 when Ernakulam– metre-gauge railway line was extended to . The railway line between and via Kottayam was converted to broad gauge in 1976. Significance Chengannur railway station is the nearest rail station to reach famous pilgrimage places like Sabarimala, Pandalam, Aranmula Parthasarathy Temple, Parumala Church, Maramon and St. Ignatius Monastery Manjinikkara, Manjinikkara Monastery .It is also the nearest railway station of 4 ...
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Seethathodu
Seethathodu is a village in the Konni taluk, Pathanamthitta district, state of Kerala, India, near Chittar Town. Predominantly it is a rural region where agriculture being the most important sector. Both state-run and privately operated buses connect Seethathodu to various parts of Pathanamthitta district. Indian Railways plan to construct new Railway line between Chengannur and pamba So this railway line is have one new railway station at seethathode.mla part konni Geography Seethathodu is a scenic hilly rural region in the eastern side of Pathanamthitta district. Many mountains, valleys and steep slopes beautifies its geographical background. 90% of the area is dense reserve forest, a part of Goodrical Range, Periyar Tiger Reserve. The rest is populated, where the main cultivation is rubber. The main attraction of Seethathodu is Sabarimala, a Hindu hill pilgrim centre. *Kakkad Hydro Electric Project Power Plant, India is located at Seethathode,(capacity of 50 MWe). It h ...
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Pathanamthitta District
Pathanamthitta District (), is one of the List of districts of Kerala, 14 districts in the States and union territories of India, Indian state of Kerala. The district headquarters is in the town of Pathanamthitta. There are four municipalities in Pathanamthitta: Adoor, Pandalam, Pathanamthitta and Thiruvalla. According to the 2011 Census of India, the population was 1,197,412, making it the third least populous district in Kerala (out of List of districts in Kerala, 14), after Wayanad district, Wayanad and Idukki district, Idukki. Pathanamthitta has been declared the first polio-free district in India. The district is 10.03% urbanised. Pathanamthitta is one of the richest districts in India with just 1.17% poverty as of 2013, which places the district among the top 5 districts in India with least poverty. Etymology The district's name is a combination of two Malayalam words, and , which together mean 'array of houses on the river side'. The district capital is located on t ...
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Hydroelectric Power In India
India is 5th globally for installed hydroelectric power capacity. As of 31 March 2020, India's installed utility-scale hydroelectric capacity was 46,000 MW, or 12.3% of its total utility power generation capacity. Additional smaller hydroelectric power units with a total capacity of 4,683 MW (1.3% of its total utility power generation capacity) have been installed. India's hydroelectric power potential is estimated at 148,700 MW at 60% load factor. In the fiscal year 2019–20, the total hydroelectric power generated in India was 156 TWh (excluding small hydro) with an average capacity factor of 38.71%. The hydroelectric power plants at Darjeeling and Shivanasamudra were established in 1898 and 1902, respectively. They were among the first in Asia and India has been a dominant player in global hydroelectric power development. India also imports surplus hydroelectric power from Bhutan. Small hydropower, defined to be generated at facilities with nameplate capacities up to 25 MW ...
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