India Inaugurates Largest 3 MWh Vanadium Redox Flow Battery at NTPC NETRA

The Union Minister of Power inaugurated India’s largest and first MWh-scale Vanadium Redox Flow Battery (VRFB) system of 3 MWh capacity at NTPC NETRA, Noida. This milestone marks a significant advancement in long-duration energy storage (LDES) solutions for the country.

🔹 Key Highlights

• Capacity: 3 MWh, making it India’s largest VRFB system.
• Location: NTPC NETRA, Noida.
• Purpose: Enhances renewable energy integration, grid stability, and energy storage resilience.

🔹 About Vanadium Redox Flow Battery (VRFB)

• Technology: Uses liquid electrolytes containing vanadium ions with different oxidation states to store and release energy.
• Rechargeable: Can be recharged repeatedly without significant degradation.
• Scalability Advantage: Energy capacity can be scaled independently from power by increasing the size of electrolyte storage tanks, making it ideal for large-scale grid applications.
• Alternative to Lithium-ion: Expands the diversity of elements used for battery manufacturing, reducing reliance on lithium.

🔹 Significance

• Supports India’s transition to renewable energy by enabling long-duration storage solutions.
• Provides a reliable, scalable, and sustainable energy storage option for grid stabilization.
• Strengthens India’s energy security and encourages innovation in battery technologies beyond conventional lithium-ion systems.

Source: PIB