An electric power supply device (110) generates electric power having a prescribed frequency. An electric power transfer unit (130, 140, 150) receives electric power from the electric power supply device, and transfers electric power to an electric power receiving unit (210, 220, 230) in a contactless manner by resonating with the electric power receiving unit via an electromagnetic field. An electric power sensor (115) senses power reflected to the electric power supply device. A discharging coil unit (180, 185) externally discharges electric power output from the electric power supply device. A relay (190) electrically connects the discharging coil unit between the electric power supply device and the electric power transfer unit when the reflected power detected has a value exceeding a predetermined value.
WIRELESS ELECTRIC POWER FEEDING EQUIPMENT
DRAHTLOSES ENERGIEÜBERTRAGUNGSGERÄT
ÉQUIPEMENT DE TRANSFERT D'ÉNERGIE SANS FIL
2016-07-13
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04B TRANSMISSION , Übertragung |
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