NTPC issues tender for BESS pilot project at Dadri

NTPC Limited has issued a tender for a proof-of-concept battery energy storage system (BESS) pilot project to provide power backup for two Stage I units, which have a combined capacity of 420 MW, at the NTPC Dadri thermal power station in Uttar Pradesh. The project aims to replace existing diesel generators with a BESS designed for a 4-hour power backup to support emergency loads of both units, each with a capacity of 210 MW. The deadline to submit proposals is February 2, 2025. 

According to the tender guidelines, the bidders are required to submit a security deposit of Rs 1 million and a bid procurement fee of Rs 4,500 compulsorily. Selected bidders will be responsible for comprehensive project execution, including design, engineering, procurement, fabrication, supply, packing, loading, transportation, storage, construction, erection, commissioning, and maintenance. Additional responsibilities include obtaining insurance and necessary clearances, paying customs and other duties, and conducting field quality and performance guarantee tests. The successful bidders must also provide ten years of comprehensive annual maintenance for the BESS.

According to the eligibility criteria, the bidders must have experience in designing, engineering, and commissioning grid-interactive BESS projects with a minimum cumulative capacity of 2,000 kWh across one to five orders in the last ten years. At least one of these projects must have a minimum capacity of 700 kWh and have been operational for at least six months. Alternatively, bidders must have executed engineering, procurement, and construction projects for new electrified supercharging systems, solar projects, or a combination of both, with a single project costing at least Rs 56.1 million and operational for at least six months. Additionally, bidders must demonstrate a minimum annual turnover of Rs 70.1 million in the last three financial years.