第二代Fe Cr.pdf

1、Second Generation IMABATTERYFe-Cr Flow BatteryLiyu Li,Ph.D.CEOCougar Creek Technologies,LLC.Cougar Creek Technologies,LLC.for 2025 IFBF VIMABATTERYProvides Clean Energy SolutionsCougar Creek Technologies,LLC.was founded by Dr.Liyu Li in 2018 in Seattle,Washington State,USA.The Fe-Cr HCl system was i

2、nvented in 1975,but has not been successfully demonstratedDr.Lawrence H.ThallerFather of redox flow batteryIn front of a 250 kW-1MWh Fe-Cr system by EnervaultMajor issue preventing Fr-Cr flow battery from large-scale commercialization in the past 50 years:Cr3+/Cr2+is not active,promoting H2generatio

3、n,causing system capacity decayIMABATTERY:Fe-Cr Complex Flow Battery2020:10%per cycle capacity loss over 300 cyclesFirst Generation Demonstration Project:2MWh System(November 28,2022)Cr sourceMarket Price$/ton-CrEnergy Storage Cost$/KWhfor CrEnergy Storage Capacity(TWh/yr)CrCl3-6H2O$12,500$720.1Sodi

4、um dichromate(Na2Cr2O7)$7,500$430.1Basic chromium sulfate(Na2SO4+Cr2(SO4)3)$6,000$340.1Ferrochrome(Fe-Cr)(60 wt%Cr)$2,000$122.2FeCr2O4chromite ore(40 wt%Cr)$300$22.4Cr(OH)3waste from leather tanning and Cr-deposition industry$(-200)$00.2Chromium Electrolyte Cost and Global Energy Storage Capacity2ndGeneration Electrolyte from Cr-Fe AlloyAnd On-Site Preparation2ndGeneration Electrolyte On-Site Filling960 cm2all-welded stack used in 1stgeneration