மின்சாரத் துறை
கொள்கைக் குறிப்பின் முக்கியப் புள்ளிகள்
குறியிடப்பட்ட PDF-இல் பச்சை நிறத்தில் குறிக்கப்பட்ட ஒவ்வொரு பகுதியும், அதனுடன் உள்ள விளக்கமும் — மொத்தம் 67 புள்ளிகள்.
- 1total installed capacity is about 46,846 MWப.4
As on 01.07.2026 - 18,498 MW conventional and 28,348 MW renewable. Renewables are already the larger half.
- 2Tamil Nadu Electricity Board (TNEB), established on 1st July 1957ப.7
Among India's largest integrated power utilities, serving 351.73 lakh consumers.
- 3first restructuring in November 2010ப.7
Created TANGEDCO (generation and distribution) and TANTRANSCO (transmission) under TNEB Limited as holding company.
- 4second trifurcation, effective 1st April 2024ப.7
Unbundled TANGEDCO into three entities - generation, green energy and distribution.
- 5100 units bi-monthlyப.11
Consumers using more than 500 units bi-monthly still receive 100 free units; the revision took effect on 10.05.2026, with the cost borne by Government as tariff subsidy.
- 620,000 electric vehicle charging stationsப.11
The Vision 2031 target across the State, with priority corridors between major cities.
- 7capital subsidy of 50%, subject to a maximum of ₹50,000ப.12
Proposed for EV charging facilities in apartment complexes.
- 8Aggregate Technical and Commercial (AT&C) losses to 10%ப.12
The distribution reform target, pursued by replacing ageing transformers.
- 950% by 2031ப.13
The renewable share target in the State's power mix, through added capacity and battery storage.
- 10Renewable Energy Zones have been established at Chennai, Tiruchirappalli, Tirunelveli, Coimbatore, and Maduraiப.16
Single-window facilitation to speed up renewable project approvals.
- 11125 Fuse-off Call Vehicles were launched on 10.06.2026ப.17
With 77 new Fuse-off Call Centres sanctioned on top of the existing 70.
- 12Indian Institute of Technology (IIT) Madrasப.19
Dedicated R&D teams promote collaborative research with TNEB; the MoU was signed on 09.07.2026.
- 13six Thermal Power Stations having a total installed capacity of 5,120 MWப.21
TNPGCL's thermal fleet, fuelled mainly by coal.
- 14Tuticorin Thermal Power Stationப.22
Five units of 210 MW each - 1,050 MW, the largest of the older stations.
- 15North Chennai Thermal Power Station – III (1 x 800 MW)ப.23
The newest unit; commercial operation was declared on 24.01.2026.
- 16date of commercial operation (COD) was declared on 24.01.2026ப.23
NCTPS-III (1x800 MW) declared commercial operation on 24.01.2026 - the newest thermal unit in the State fleet.
- 17gas power plants contribute about 408.20 MWப.24
Valuthur Phase I (95 MW), Phase II and Kuttalam (101 MW) - all constrained by gas supply.
- 18quick start‑up capabilityப.24
Why gas plants matter despite their small share: quick start-up, so they stabilise supply at peak demand or during grid fluctuations.
- 19synchronous condensersப.25
Basin Bridge gas units no longer generate - they run as synchronous condensers supplying reactive power for grid stability.
- 20223.40ப.26
At 85% Plant Load Factor the existing thermal stations need 223.40 lakh tonnes of coal a year against an FSA linkage of 195.63 LTPA from Mahanadi Coalfields.
- 2150% Imported and 50% Domestic Coalப.27
The two supercritical projects, North Chennai Stage-III and Udangudi Stage-I, are designed for a 50:50 imported and domestic coal mix, sourced from Singareni Collieries.
- 22Sakhigopal-B Kakurhiப.29
TNPGCL bought the Sakhigopal-B Kakurhi coal mine at commercial auction from the Ministry of Coal - the State moving from buying coal to mining it.
- 23₹14,571.59 croreப.30
Udangudi Stage-I (2x660 MW), Rs.14,571.59 crore, is 97.36% complete; Unit I commercial operation was programmed for August 2026.
- 24₹20,663.65 croreப.31
Ennore SEZ Thermal Power Project (2x660 MW) at Rs.20,663.65 crore is the costliest project in the note; commissioning is scheduled for 2027.