On-board charging and discharging system

Abstract

The embodiments of the present disclosure provide an on-board charging and discharging system, including: a first power conversion module, a second power conversion module, and a third power conversion module, where the input terminals of the first power conversion module, the second power conversion module and the third power conversion module are respectively electrically connected to one corresponding phase of a three-phase power supply; each power conversion module includes an AC-DC converter, a bus capacitor and a first DC-DC converter, an input terminal of the AC-DC converter is electrically connected to the one corresponding phase of the three-phase power supply, and the bus capacitor is connected in parallel with an output of the AC-DC converter and an input of the first DC-DC converter, respectively; where at least the third power conversion module is a bidirectional power conversion module.

Dependencies are inferred from the claim text.