The 800-MW Koldam hydropower plant in Himachal Pradesh, India, has been commissioned.
The project, owned by NTPC Hydro Ltd., is on the Sutlej River in Mandi district. Head of the run-of-river facility is 131.2 meters.
Bharat Heavy Electricals Ltd. supplied, installed and commissioned the four 200-MW Francis turbine-generator units, contained in a surface powerhouse. The first of these units was commissioned on March 30, 2015, according to a press release from BHEL. The company also provided matching synchronous generators, a static excitation system, the main inlet valves, digital governors, a control and monitoring system, associated station auxiliaries, and electrical and mechanical balance of plant equipment, BHEL says.
Anticipated annual generation at this facility is 3,054 GWh, according to BHEL.
Other hydro projects NTPC is developing include 120-MW Rammam Stage-III, 520-MW Tapovan Vishnugad and 171-MW Lata Tapovan.