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नेयवेली लिग्नाइट कार्पोरेशन लिमिटेड
('Navratna' - A Government of India Enterprise)
Neyveli-607801, Tamilnadu, India.

Registered Office
No.135, Periyar E.V.R. High Road, Kilpauk,
Chennai - 600 010. Tamil Nadu,India.
Ph No.91-44-28364613 - 616, Fax. 91-44-28364625

Company Overview - TPS


The 600 MW Neyveli Thermal Power Station-I in which the first unit was synchronized in May'62 and the last unit in September'70 consists of six units of 50 MW each and three units of 100 MW each. The Power generated from Thermal Power Station-I after meeting NLC's requirements is fed into Tamil Nadu Electricity Board which is the sole beneficiary. Due to the aging of the equipments / high pressure parts, Life extension programme has been approved by GOI in March 1992 with an estimated cost of Rs.315.23 crore and was successfully completed in March’99 thus extending the life by 15 years. The extended life also to be completed between 2009-2014. However as per the request of TNEB, this power station is being operated after conducting Residual Life Assessment (RLA) study. GOI has sanctioned a 2x500 MW Power Project (Neyveli New Thermal Power Plant – NNTPS) in June 2011 as replacement for existing TPS-I The Board of Directors of NLC accorded approval to taper down the generation of TPS-I by 300 MW by March 2015 or earlier and to close down the remaining units by September 2015 or earlier.

The 1470 MW Second Thermal Power Station consists of 7 units of 210 MW each. In February 1978, Government of India sanctioned the Second Thermal Power Station of 630 MW capacity (3 X 210 MW) and in Feb.'83, Government of India sanctioned the Second Thermal Power Station Expansion from 630 MW to 1470 MW with addition of 4 units of 210 MW each. The first 210 MW unit was synchronised in March 1986 and the last unit (Unit-VII) was synchronized in June'93. The power generated from Second Thermal Power Station after meeting the needs of Second Mine is shared by the Southern States viz., Tamil Nadu, Kerala, Karnataka, Andhra Pradesh and Union Territory of Pondicherry.

Thermal Power Station-I has been expanded based on the additional lignite available from Mine-I Expansion. The scheme was sanctioned by Government of India in February 1996 with a sanctioned cost of Rs. 1590.58 Crores. The Unit-I was synchronised in October 2002 and Unit-II in July 2003. The power generated from this Thermal Power Station after meeting the internal requirements is shared by the Southern States viz., Tamil Nadu, Kerala, Karnataka, and Union Territory of Pondicherry.

Government of India sanctioned the Barsingsar Thermal Power Station 250 MW (2 X 125 MW) in October 2004 with a latest cost (RCE) of Rs. 1626.09 Crores. First Unit was synchronised on 27th October 2009 and second unit was synchronized on 5th June 2010. Both the units could not be taken for commercial operation due to teething trouble and stablisation problem. Both the units were commissioned in December 2011 and January 2012.

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