NTPC REL floats tender to develop 9,000MW ISTS energy storage

Pre-bid conference and last date for receipt of queries would be up to May 28, 2023, while the last date of receipt of bids is June 16, 2023

New Delhi: The National Thermal Power Corporation Renewable Energy Limited (NTPC REL), a wholly owned subsidiary of the NTPC Limited, has floated the tender to engage developers for a 9,000 Megawatt-Hour (MWH) of inter state transmission system (ISTS)-connected energy storage solution.

The bid documents stated that plants could be located anywhere in the country. Plant capacity shall not be less that 1,500 MW. NTPC REL said that an e-reverse auction would follow the bidding process.

The tender document claimed that the renewable venture of NTPC Ltd wanted the energy storage systems to meet its Renewable Energy Round The Clock (RTS)/peak power requirements complementing with wind and solar generation profile under the ISTS mode.
The organisation said that it resorted to the global tender mode to ensure participation of global leaders in the bidding process. After bidding, NTPC REL would enter into an energy storage service agreement on an annual fixed charge basis with the selected bidders for 25 years.

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The project is planned to be set up by the developer on a Build Own and Operate
(BOO) basis. “The power generated by any of the RE projects of NTPC REL shall be used for the charging of the ESS project and NTPC REL shall utilize the above energy storage facility, on an “On-Demand” basis, suited to its requirements during the peak and off-peak hours to meets its RE-RTC and/or Peak Power Requirements power requirement,” the tender stated.

A senior officer of NTPC REL said that the project size would be at least 600 MWHr with 100 MW (min) capacity and asked the bidders to bid for the same. The tender, however, has excluded already commissioned projects.

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“Already commissioned projects cannot be considered under this RfS. Projects under construction or projects, which are not yet commissioned will, however, be considered in case these projects are not already accepted under any other Central or state schemes. Enhancement and augmentation of already commissioned projects, irrespective of their capacities, will not be considered an eligible project under this scheme,” the tender said.

NTPC REL said that the pre-bid conference and last date for receipt of queries would be up to May 28, 2023, while the last date of receipt of bids is June 16, 2023. NTPC renewable recently entered into a deal with GreenKo Zero Pvt Limited for RTC supply of renewable energy for their Green Ammonia plant in Kakinada, Andra Pradesh.

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