Jorethang Loop Hydroelectric project is a ,
run-of-the-river hydroelectric
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 and ...
power station on the
Rangit river in
South Sikkim district of
Sikkim state in
India.
The dam is located near village Piple and power station is located about 13 km downstream near village Majhitar. Dans Energy Private Limited was awarded contract for construction of the project. The project was officially inaugurated on 29 October 2015. The project was built at a cost of Rs 1,182 crores.
Powerhouse
The dam is located about 5 km upstream from
Jorethang
Jorethang is a major town in Namchi district in the Indian state of Sikkim. Jorethang lies on the bank of Rangeet River, which is a tributary of the Teesta River, on the way to Pelling from Darjeeling, Siliguri and Kalimpong.
Demograph ...
and powerhouse is located about 13 km downstream from dam site at . Water is diverted from barrage through 6.8 km long head race tunnel, through a surge shaft of 25 m dia. and pressure shaft to power house near village Majitar. The powerhouse has 2 x 48.75 MW vertical shaft type
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 ...
s that generate 2x48 MW power. The water flow is discharged back into Rangit river through a 40m tall race channel. With installed capacity is of 96 MW project is expected to generate approximately 444.03 GWh per annum.
Power transmission
The electricity generated is connected to switchyard near powerhouse and evacuated through double circuit 220 kV transmission line to the New Melli 220KV switching substation. New Melli sub station is located about 10 km away from powerhouse and connected to Eastern Regional Grid.
See also
*
Rangit Hydroelectric Power Project Stage III – situated upstream
References
External links
Jorethang Loop HEP
Dams in Sikkim
Hydroelectric power stations in Sikkim
2015 establishments in Sikkim
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