TN to gain Rs 4,000 cr by repurposing old coal units for clean energy

Four coal plants are approaching or have crossed the 25-year mark after which they have to mandatorily be retired. They have high per-unit running costs and depend on lengthy coal supply chains

With the Tamil Nadu government set to increase its renewable focus as its thermal plants get phased out one by one as they turn 25 years old, a study indicates that retiring four coal-based power plants with a combined capacity of 3,990 mega watt (Mw) and repurposing them for clean energy and grid stability services can deliver Rs 4,000 crore to the state in benefits. At the same time, it can bring stability to the state’s electricity system.

The study by research organisation Climate Risk Horizons has quantified the costs and benefits associated with retiring 3,990 Mw of old coal