Chrome iron flow battery large-scale energy storage

Researchers at the Pacific Northwest National Laboratory have created a new iron flow battery design offering the potential for a safe, scalable renewable energy storage system. . That's storage on a massive scale, only achievable with solutions that are not just efficient, but also safe, cost-effective, and environmentally sustainable. Redox flow batteries, based on earth-abundant iron and chromium, deliver on all fronts. Powering a Decarbonised Future. However, the advancement of various types of iron-based ARFBs is hindered by several critical challenges. . A new recipe provides a pathway to a safe, economical, water-based, flow battery made with Earth-abundant materials RICHLAND, Wash. In the 1970s, scientists at the National Aeronautics and Space Administration (NASA) developed the first iron flow. . [pdf]