An electric vehicle charging system controlled by intelligent frequency conversion
An electric vehicle, frequency conversion control technology, applied in the direction of electric vehicles, control/regulation systems, battery circuit devices, etc., can solve the problems of electric vehicle battery life shortening, overcharging or insufficient charging, lack of protection in the charging process, etc., to achieve intelligent Manage charging status, safe charging process, and easy intelligent control effects
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[0027] Embodiment An electric vehicle charging system controlled by intelligent frequency conversion
[0028] This embodiment is an electric vehicle charging system with intelligent frequency conversion control, such as figure 1 As shown, it includes: AC-DC rectifier filter module, power factor correction module, DC-AC inverter module, isolation transformer, charging module and slow start module. The voltage input point of the AC-DC rectification and filtering module is connected to the external mains, the voltage output terminal is connected to the voltage input terminal of the DC-AC inverter module through the power factor correction module, and the voltage output terminal of the DC-AC inverter module is connected to isolation The primary side of the transformer and the secondary side of the isolation transformer are connected to the voltage input terminal of the charging module, and the voltage output terminal of the charging module is connected to the positive and negative ele...
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