India's First 100 MWh Vanadium Redox Flow Battery Project Approved at Khavda Solar Park

Key Facts

• Project: 100 MWh Vanadium Redox Flow Battery Energy Storage System (VRFB BESS).
• Location: Khavda Solar Park, Gujarat.
• Contract awarded: 20-21 July 2026 by NTPC Renewable Energy Limited.
• Expected deployment: 2027.
• Operations and maintenance period: 10 years.
• EPC Contractor: Bondada Engineering Limited.
• Technology partner: Delectrik Systems Pvt Ltd.
• Significance: First and largest grid-scale VRFB BESS in India; first fully indigenous non-lithium utility-scale battery system.
• Khavda Solar Park goal: 30 GW renewable energy capacity by 2029.

Background & Context

Vanadium Redox Flow Batteries store energy in liquid electrolyte solutions with vanadium ions, allowing decoupling of energy capacity and power output and scalable design by adjusting electrolyte tank volumes. The VRFB chemistry reduces cross-contamination between positive and negative electrolytes, making it ideal for stationary grid storage applications supporting renewable energy integration. The Khavda Solar Park is being developed as one of the world's largest renewable energy parks with a target capacity of 30 GW by 2029. This project is notable for using domestic vanadium resources, which lowers dependency on imported battery cells and aligns with India's emphasis on renewable energy expansion and grid stability.

Why This Matters for Exams / Exam Relevance

The project demonstrates India's technological advancement and policy focus on indigenous manufacturing and clean energy transition. Important exam topics include innovative energy storage technologies like Vanadium Redox Flow Batteries, India's renewable energy infrastructure projects (Khavda Solar Park), key institutional players (NTPC Renewable Energy Limited, Bondada Engineering Limited, Delectrik Systems Pvt Ltd), timelines (approval in July 2026, deployment in 2027), and capacity ambitions for renewable energy expansion. The inclusion of non-lithium flow batteries marks a strategic diversification of energy storage solutions in India’s decarbonization plan.

Points to Remember

• Vanadium Redox Flow Battery technology uses vanadium-based liquid electrolytes and is classified as a flow battery suitable for large-scale stationary energy storage.
• Khavda Solar Park in Gujarat is a flagship renewable energy park aiming for 30 GW capacity by 2029.
• India's first utility-scale 100 MWh VRFB BESS project was approved in July 2026 and scheduled for deployment in 2027.
• NTPC Renewable Energy Limited is the primary project awardee, with Bondada Engineering Limited handling EPC and Delectrik Systems as the technology partner.
• Delectrik Systems previously deployed a 3 MWh VRFB system at Greater Noida in 2025, indicating prior experience with this technology within India.
• The project supports India’s renewable energy goals, energy security, and indigenous manufacturing initiatives through the use of domestic vanadium and locally made battery components.