This modest looking set-up is a flow battery that can store wind and solar energy for up to weeks at a time, using only table salt and water. Support CleanTechnica's work through a Substack subscription or on Stripe. . This technology strategy assessment on flow batteries, released as part of the Long-Duration Storage Shot, contains the findings from the Storage Innovations (SI) 2030 strategic initiative. The objective of SI 2030 is to develop specific and quantifiable research, development, and deployment (RD&D). . Associate Professor Fikile Brushett (left) and Kara Rodby PhD '22 have demonstrated a modeling framework that can help guide the development of flow batteries for large-scale, long-duration electricity storage on a future grid dominated by intermittent solar and wind power generators. Sample. . Flow batteries are emerging as a transformative technology for large-scale energy storage, offering scalability and long-duration storage to address the intermittency of renewable energy sources like solar and wind. This storage technology has been in research and development for several decades, though is now starting to gain some real-world use. Back in the early 2000's, low cost natural gas began to chase coal out of the US. . Flow batteries are notable for their scalability and long-duration energy storage capabilities, making them ideal for stationary applications that demand consistent and reliable power. Their unique design, which separates energy storage from power generation, provides flexibility and durability.