Patent ID: 11894765
Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 0:
1. A power conversion device, comprising:
a multi-level power factor correction circuit;
at least one output capacitor, electrically connected to an output part of the multi-level power factor correction circuit in parallel;
at least one input capacitor group, electrically connected to the at least one output capacitor in parallel, comprising:
a first input capacitor; and
a second input capacitor, electrically connected to the first input capacitor in series;

a first resonant conversion circuit, wherein an input part of the first resonant conversion circuit is electrically connected to the first input capacitor in parallel; and
a second resonant conversion circuit, wherein an input part of the second resonant conversion circuit is electrically connected to the second input capacitor in parallel.