Vanadium Redox Flow Batteries (VRFBs) are a type of rechargeable battery that store energy in liquid electrolytes containing vanadium. They work by circulating these electrolytes through a cell where chemical reactions occur, converting stored chemical energy into electrical energy. This design allows for easy scaling, making them suitable for large-scale energy storage applications, such as integrating with renewable energy sources like solar and wind. One of the key advantages of VRFBs is their long cycle life and ability to discharge energy over extended periods without significant degradation. They are also safe and environmentally friendly, as they use vanadium, which is less toxic than other battery materials. This makes them an attractive option for grid energy storage and other applications requiring reliable and sustainable energy solutions.