The invention relates to a resonant converter, a vehicle-mounted charging device, a charging control method and a vehicle, the resonant converter comprises an inverter circuit, a first resonant circuit and a rectifying circuit, the rectifying circuit comprises a transformer, a switching circuit, a second resonant circuit and a rectifying main circuit, and a primary winding of the transformer is connected with the first resonant circuit; a secondary winding of the transformer is connected with the second resonance circuit, the rectification main circuit is connected with the second resonance circuit and a to-be-charged device, the secondary winding of the transformer comprises a plurality of coil windings, and when the switching circuit is in different working states, the working unit corresponding to the secondary winding and the resonance state corresponding to the second resonance circuit are different. The rectifying circuit outputs a corresponding direct current charging signal according to the second alternating current signal output by the first resonant circuit to charge the device to be charged, and the resonant converter can improve the charging speed.
本申请涉及一种谐振变换器、车载充电装置、充电控制方法和车辆,包括逆变电路、第一谐振电路和整流电路,整流电路包括变压器、开关电路、第二谐振电路和整流主电路,变压器的原边绕组与第一谐振电路连接,变压器的副边绕组与第二谐振电路连接,整流主电路分别与第二谐振电路和待充电器件连接,变压器的副边绕组包括多个线圈绕组,当开关电路处于不同工作状态时,副边绕组对应的工作单元以及第二谐振电路对应的谐振状态不同,使整流电路根据第一谐振电路输出的第二交流信号输出对应的直流充电信号,为待充电器件充电,本申请的谐振变换器能够提高充电速度。
Resonant converter, vehicle-mounted charging device, charging control method and vehicle
谐振变换器、车载充电装置、充电控制方法和车辆
2024-09-27
Patent
Electronic Resource
Chinese
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 / 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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