ORNL demos 20 kW bi-directional wireless charging on UPS PHEV truck; 11" air gap, >92% efficiency
Green Car Congress
APRIL 22, 2020
The system transferred electricity from the power grid to the vehicle battery terminals at more than 92% efficiency. At a 20-kilowatt level, it would take about three hours to charge the vehicle’s 60-kilowatt-hour battery packs. ORNL’s bidirectional technology is fully compliant with grid power quality standards.
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