Extreme Fast Charging Batteries with Extended Cycle Life for EVs
Metrics
Category 1 Targets
Coin Cell Results (preliminary data) 175 Wh/kg @ 1.8 kW/kg (with 2x cathode excess) Projected 200-250 Wh/kg @ 1.8 kW/kg with no cathode excess*
Meets Target?
Gravimetric Full (OSU anode/LFP)
>200 Wh/kg @ > 1.9 kW/kg
promising
Volumetric Full (anode/LFP) Charge power
> 500 Wh/L
TBD
1.9 kW/kg
> 4.8 kW/kg
Y
% loss
90% (80% SOC swing) 80% (95% SOC swing)
Cycle life
> 1500
> 3000
Y
Cost ($/kWh)
60
Less than Si/C, Si, SiO x systems
TBD
Co, Lorie Lopez, Bascaran, Smecellato, Lyons, PCT/US2019/044759 (filed 2018) Supported by Alfred P. Sloan Foundation, and Honda (since 2021)
89
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