The invention provides a cascade transmitting coil applied to wireless power transmission. The cascade transmitting coil comprises a cascade transmitting coil, a resonant capacitor, a resonant inductor, a decoupling device and a position detection coil, the cascade transmitting coil is used for outputting according to a set voltage value; the wireless power transmission device reaches a resonant state by using the resonant capacitor and the resonant inductor; coupling between adjacent transmitting coils is removed by using a decoupling device; the position of the receiving coil is detected in real time by using the position detection coil. The wireless charging device has the advantages that the cascade transmitting coil is adopted, the length of the transmitting coil can be expanded at will, LCC or LC topology can be switched at will, the resonant frequency is not affected by the number of capacitors and inductors, reliability and safety of wireless charging are guaranteed, and the wireless charging device has important significance on further improvement of the wireless charging technology.

    本发明提供了一种应用于无线电能传输的级联发射线圈,包括级联发射线圈、谐振电容、谐振电感、去耦装置、位置检测线圈;利用所述级联发射线圈按照设定电压值输出;利用谐振电容和谐振电感使无线电能传输装置达到谐振状态;利用去耦装置去除相邻发射线圈间的耦合;利用位置检测线圈实时检测接收线圈的位置。本发明有益效果:采用级联发射线圈,可以任意拓展的发射线圈长度,可以任意切换LCC或LC拓扑,并且谐振频率不受电容、电感数量影响,保证了无线充电的可靠性和安全性,对无线充电技术的进一步提升具有重要的意义。


    Access

    Download


    Export, share and cite



    Title :

    Cascade transmitting coil applied to wireless power transmission


    Additional title:

    一种应用于无线电能传输的级联发射线圈


    Contributors:
    ZHANG XIAN (author) / DING KEHAO (author) / XU WEIDA (author) / XUE MING (author) / DAI ZHONGYU (author) / CHEN TING (author) / XU FEI (author) / LI XIAONING (author) / YANG XUHANG (author) / SONG SHU (author)

    Publication date :

    2023-11-21


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    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



    Piano parting coil transmission device applied to wireless power transmission

    CHANG YUFANG / ZHU ZHENHAO / YAN SHENG et al. | European Patent Office | 2021

    Free access



    WIRELESS POWER TRANSMISSION COIL

    KIKUCHI HIDEO | European Patent Office | 2022

    Free access

    Array type wireless power transmission transmitting coil, design method and application

    GAO WEI / LI DA / GAO JIANXIN et al. | European Patent Office | 2022

    Free access