The UET flow battery is the size of a shipping container and has 600kW power and 2. 2MWh in capacity. A flow battery consists of two tanks filled with chemicals in different oxidation states that react through a membrane. Charge is added or removed through two electrodes. . The 1 MW 4 MWh containerized vanadium flow battery owned by Avista Utilities and manufactured by UniEnergy Technologies. UniEnergy Technologies (UET) was a U. vanadium redox flow battery manufacturer in Mukilteo, Washington, which manufactured megawatt-scale energy storage systems for utility. . UET DEPLOYMENTS (including Avista and SnoPUD) UET COMPANY SUMMARY APPENDIX New molecule developed at PNNL Improved & commercialized at UET No limits on: No degradation for 20 years + Non-flammable Harbour Pointe Energy Storage Project (near Seattle, WA) May 2014 COD Bosch/BWP Braderup-Tinningstedt. . Developed at PNNL and optimized at UET. Won the highest US Government Award for Excellence in Technology Transfer and 2017 Presidential Green Chemistry Award At fully charged, mixing of electrolytes would raise temperature less than 20oC. The tanks of reactants react through a membrane and charge is added or removed as the catholyte or anolyte are circulated. The large capacity can be used for load balancing on grids and for storing energy from. . UniEnergy Technologies, LLC (UET), Mukilteo, Washington, in partnership with Pacific Northwest National Laboratory (PNNL), is being recognized for an advanced vanadium redox flow battery, originally developed at the PNNL and commercialized by UET. The battery, when used by utility, commercial and. . Invinity Energy Systems has installed hundreds of vanadium flow batteries around the world. They include this 5 MW array in Oxford, England, which is operated by a consortium led by EDF Energy and connected to the national energy grid.