Chemistry: Non-Lithium Chemistries
Page 287 of 518Directory profiles · Battery Business Directory
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Redox Flow Batteries Redox flow batteries (RFBs) come in variations in form factor and chemistry giving a wide range of performance leading in long lifetime and safety and opportunity for advancement. TRADITIONAL RFBS
HYBRID RFBS
REDOX TARGETING RFBS
METAL AIR
VALUES AS OF 20231
TRADITIONAL RFB
METAL AIR
Cell-level energy density
22-30 Wh/kg
20 Wh/kg (Fe-air) 150-300Wh/kg (Zn-air)
Volumetric energy density
30-40 Wh/L
28 Wh/L (Fe-air) 100-200 Wh/L (Zn-air)
Cycle life
Calendar life
20 years
25 years
Efficiency
Non-flammable
Non-flammable, high sustainability
Other Features
Sources: DOE Flow Battery Technology Assessment; Fraunhofer Institute Alternative Battery Technologies Roadmap 2030+
Extracted from the PDF; charts and images may read imperfectly.
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Page 287 · 11/23