PROBLEM TO BE SOLVED: To provide a non-contact power transmission apparatus and non-contact power transmission system, capable of suppressing a load generated at a small power supply during small power transmission.SOLUTION: A power transmission apparatus 10 transmits transmission power generated using electric power received from an AC power supply 100 in a non-contact manner to charge a power storage apparatus 350 included in a power reception apparatus 20. The power transmission apparatus 10 includes a small power supply 110, an inverter 220, a power transmission part 240 and a power supply ECU 250. The small power supply 110 supplies smaller power than the AC power supply 100. The power transmission part 240 includes a resonance circuit with a coil and a capacitor connected in series, and receives small power from the inverter 220 and transmits the power to the power reception apparatus 20 in a non-contact manner. The power supply ECU 250 controls the inverter 220 to generate small power with a frequency different from a resonance frequency in a resonance circuit.SELECTED DRAWING: Figure 1
【課題】小電力の送電時に小電源に生じる負荷を抑制することができる非接触送電装置及び非接触電力伝送システムを提供する。【解決手段】送電装置10は、交流電源100から受けた電力を用いて生成される送電電力を、受電装置20に含まれる蓄電装置350の充電のために非接触で送電する。この送電装置10は、小電源110と、インバータ220と、送電部240と、電源ECU250とを備える。小電源110は、交流電源100よりも小さい電力を供給する。送電部240は、コイルとキャパシタとが直列接続された共振回路を含み、インバータ220から小電力を受けて受電装置20へ非接触で送電する。電源ECU250は、共振回路における共振周波数と異なる周波数の小電力を生成するようにインバータ220を制御する。【選択図】図1
NON-CONTACT POWER TRANSMISSION APPARATUS AND NON-CONTACT POWER TRANSMISSION SYSTEM
非接触送電装置及び非接触電力伝送システム
2017-07-20
Patent
Electronic Resource
Japanese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES |
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