Wireless charging system for electric vehicle

• Main Authors: CHEN QIANG, CHEN FENG, KOU QIULIN, YANG GUOXUN, LUO SIJIN
• Format: Patent
• Language: Chinese; English
• Published: 13.01.2023
• Subjects: APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC,OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWERSUPPLY SYSTEMS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONTROL OR REGULATION THEREOF; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUTPOWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRICITY; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; GENERATION; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; SYSTEMS FOR STORING ELECTRIC ENERGY; TRANSPORTING; VEHICLES IN GENERAL

The invention provides an electric vehicle wireless charging system, which relates to the technical field of wireless charging, and comprises a filtering unit, the output end of which is connected with a SWISS rectification unit, and the SWISS rectification unit converts alternating current output by an alternating current input power supply after being filtered by the filtering unit into direct current; the flow control inversion unit is connected with the SWISS rectification unit and is used for converting the direct current into a high-frequency pulse signal; the ground end isolation resonance unit is connected with the flow control inversion unit and is used for converting the high-frequency pulse signal into a resonance signal and outputting the resonance signal; the vehicle-mounted end resonance unit is connected with the vehicle-mounted end rectification unit, the output end of the vehicle-mounted end rectification unit is connected with a vehicle battery, the vehicle-mounted end resonance unit receive