PROBLEM TO BE SOLVED: To provide an inductive power supply device excellent in serviceability.SOLUTION: Before starting power supply to a vehicle battery, a movable core 21 around which a vehicle coil (secondary coil) 22 is not wound is dropped onto a ground core 11 around which a ground coil (primary coil) 12 is wound. Hereby, a mutual inductance between the vehicle coil and the ground coil is improved greatly. A transmitter connected to the ground coil has a step-down chopper using magnetic energy accumulated in a leakage inductance of the ground coil. A receiver connected to the vehicle coil has a step-up chopper using magnetic energy accumulated in a leakage inductance of the vehicle coil. The receiver and the transmitter constitute an insulation-type one-way or two-way DCDC converter. The primary coil of the transmitter and the secondary coil of the receiver which constitute a transformer have respectively a leakage inductance operated as an inductor of the chopper.SELECTED DRAWING: Figure 1

    【課題】実用性に優れた誘導給電装置を提供する。【解決手段】車輌バッテリへの給電を開始する前に、車輌コイル(二次コイル)22が巻かれていない可動コア21が、地上コイル(一次コイル)12が巻かれた地上コア11の上に降下する。これにより、車輌コイルと地上コイルとの間の相互インダクタンスが大幅に改善される。地上コイルに接続されるトランスミッタは地上コイルの漏れインダクタンスに蓄積される磁気エネルギーを使用する降圧チョッパをもつ。車輌コイルに接続されるレシーバは、車輌コイルの漏れインダクタンスに蓄積される磁気エネルギーを使用する昇圧チョッパをもつ。レシーバ及びトランスミッタは絶縁タイプの単方向又は双方向DCDCコンバータを構成する。変圧器を構成するトランスミッタの一次コイル及びレシーバの二次コイルはそれぞれ、チョッパのインダクタとして動作する漏れインダクタンスをもつ。【選択図】図1


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    Title :

    INDUCTIVE POWER SUPPLY DEVICE


    Additional title:

    誘導給電装置


    Contributors:

    Publication date :

    2018-10-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    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 / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen



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