Adani Group has entered grid‑scale storage with a 1,126 MW, 3,530 MWh battery energy storage system slated for commissioning by March 2026, a project the company framed as one of the world’s largest single‑site deployments.
The system will be located at Khavda in Gujarat, integrating with the vast renewable build under way there, and is designed to provide roughly three hours of discharge at rated power for peak shaving and energy shifting. The group announced the move as its formal foray into the battery energy storage systems segment, highlighting grid reliability benefits such as curtailment reduction and congestion relief in western India.
The launch aligns with the Khavda complex, widely described as the world’s largest renewable energy park, which is being developed toward 30 GW of capacity. The company detailed the storage plan in a media release that also set out acceleration goals for the broader storage platform, including multi‑year additions beyond Khavda’s initial block. Additionally, Adani Group noted the use of advanced lithium‑ion technology and an energy management system integration to optimise performance and availability, particularly during evening peaks and seasonal variability
Storage anchors massive hybrid buildout
At Khavda, BESS is the enabling asset that converts a large intermittent resource stack into a more dispatchable portfolio. By shifting solar‑heavy output into evening demand, the project is intended to reduce solar curtailment and transmission bottlenecks across the inter‑state network.
The configuration, more than 700 containerised units, points to a modular commissioning pathway and a service life bound by battery replacement cycles and software updates as much as steel in the ground. It is ambitious. As the sponsor framed it, “Energy storage is the cornerstone of a renewable‑powered future,” said Gautam Adani.
Commissioning by March 2026 compresses delivery risk into supply chain timing for cells, power conversion systems, and grid interconnection, although co‑location with generation reduces land and wiring runs and provides operational synergies to more than 700 BESS containers.
Tailwinds shape project economics
India’s viability gap funding scheme for storage sets important guardrails for levelized cost and offtake structure. The Union Cabinet’s framework targets a levelized cost of storage between Rs 5.50 and Rs 6.60 per kilowatt‑hour, allocates support up to 40 percent of capital cost, and channels at least 85 percent of eligible capacity to distribution companies through competitive selection, all designed to de‑risk early deployments and standardise contracting. The policy intent is explicit.
“We have set the goal of meeting 50% of our energy requirement from renewable or non‑fossil energy sources by 2030,” said Information and Broadcasting Minister Anurag Thakur, underscoring the storage scheme’s role in system adequacy and peak management said Information and Broadcasting Minister Anurag Thakur.
Tendering reinforces this direction, with the Solar Energy Corporation of India running a 2,000 MW solar procurement paired with 1,000 MW or 4,000 MWh of co‑located storage under inter‑state transmission connectivity, providing a transparent price signal and standardised PPAs for storage‑integrated assets.
Scaling plans and execution
Execution hinges on technology selection, logistics, and integration. Lithium‑ion remains the cost and maturity leader for three‑hour applications, yet the project’s lifetime economics will depend on degradation management, augmentation strategy, and recycling pathways as India formalises rules for end‑of‑life battery flows.
Grid integration will test protection settings and dispatch coordination, particularly as adjacent hybrid capacity scales toward Khavda’s multi‑gigawatt target. Scale is the declared intent. Adani has outlined an additional 15 GWh of storage by March 2027 and a five‑year target of 50 GWh, signalling a platform bet that spans multiple nodes and contracts beyond the initial single‑site anchor at Khavda.
The near‑term test is straightforward. If the Khavda BESS consistently delivers three‑hour evening ramps at contracted performance, the template for India’s next tranche of storage‑linked renewables will be materially clearer.