In Short : NTPC Vidyut Vyapar Nigam (NVVN) has issued a tender for a 250 MW / 500 MWh standalone Battery Energy Storage System (BESS) in Kerala, near the 220 kV Brahmapuram substation. Supported by ₹900 million Viability Gap Funding, the project aims to enhance grid stability and renewable integration. Bids are due by November 11, 2025, with performance […]