高い給電効率を実現　2nd-resonance方式

Page 1:電磁誘導の原理で、受電側に共振コンデンサを置くことで、負荷変動に強く、位置ズレが発生しても高い給電効率を実現できるオムロン独自の方式です。What isthe 2nd-resonance Technology?This is a unique technology of OMRON.that is able to achieve high power transfer efficiency by the principle of magnetic resonance even under high load fluctuation andposition deviation occurrence by placing a resonance capacitor on the reception side.2nd-resonance方式とは？給電エリアが広く、位置ズレが発生しても80%以上の高効率給電が可能。It has a wide power transfer area, and is capable of power transferat efficiency of 80% or higher even if a position deviation occurs.非放射型・電磁誘導方式（2次側共振）Non-radiative/Magnetic resonance method (2nd-side resonance)【仕様例】Specification example400Ｗ/36Vバッテリー 3時間充電想定400 W/36 V battery; 3-hour charge anticipated効率Efficiency80%以上80% or higher位置ズレ許容Position deviation tolerance70ｍｍ70 mmコイル形状Coil shapeφ150mm150 mm dia.Lp：送電側コイルTransmission-side coilLs：受電側コイルReception-side coil Cs：受電側コンデンサReception-side capacitorLpLs Cs構成Structure技術仕様Technical Specifications

Page 2:12Advantages ofthe 2nd-resonance TechnologyAdvantages ofthe 2nd-resonance Technology法規制にも柔軟に対応いままでのワイヤレス給電では困難だった位置ズレや負荷変動による出力電圧の安定制御を実現。共振コンデンサが受電側のみのため、固定(半固定)周波数で制御が可能。法規制（電波法100条)に適合しやすい。共振周波数変動を検知し、制御が可能。同一条件下での位置ズレ許容範囲は他方式の数倍となる。It is possible to detect and control resonance frequency fluctuations.The position deviation tolerance range under the same conditionsis multiples greater than other methods.out of positionGeneralefficiencyCenterunder the same conditionseveral times of other comparies2nd-resonanceefficiency80%2nd-resonance方式のメリット2nd-resonance方式のメリットIt achieves stable output voltage control under position deviationand load fluctuation, which had been problematicin wireless power transfer up to now.位置ズレに強いRobustFlexibleControl is possible at a fixed (semi-fixed) frequencybecause the resonance capacitor is only on the reception side.It conforms easily with regulations (Article 100 of the Radio Act).*The propagation of wireless power transfer of 50 W or higher is expected by limiting (= semi-fixing) the frequency band used in the future.For example, 79 kHz to 90 kHz has been decided for use by EV’s.*50W以上のワイヤレス給電は、今後使える周波数帯域を限定的（＝半固定）にする事で普及する見込みです。（例えばEVは79kHz ∼ 90kHzを使用する事が決まっています）ff1 f2Gain安定動作をさせる場合、送電側動作周波数をf1 f2に変える必要がある。The power transfer-side operating frequencyhas to be switched from f1 to f2 to stabilize the operation.一般的な1次−2次共振の場合In Common 1st - 2nd Resonance送電側動作周波数はf1固定で利得が得ることができる。The power transfer-side operating frequencycan benefit by f1-fixing.ff1Gain2nd-resonance（2次共振のみ）の場合In 2nd-resonanceコイル位置と給電効率の他方式との比較Comparison of Coil Positionswith Transmission Efficiency for other Methodsオムロンアミューズメント株式会社 新事業推進部〒108-0075 東京都港区港南 2-3-13 品川フロントビル TEL 03-6718-3670Omron Amusement Co., Ltd. BUSINESS DEVELOPMENT DIVISIONSHINAGAWA FRONT BUILDING, 2-3-13, KONAN, MINATO-KU, TOKYO, 108-0075, JAPAN TEL 81-30-6718-3670問合せ先Contacthttp://www.omron-amusement.jp