Patent ID: 11863065
Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 16:
17. The power module according to claim 12, wherein,
each cell further comprises a capacitor branch comprised of a first capacitor and a second capacitor connected in series, and the capacitor branch is connected in parallel to the non-controlled rectifier bridge;
wherein the bidirectional switching unit comprises a first IGBT, a second IGBT, a third IGBT, and a fourth IGBT connected in series, the first IGBT and the second IGBT being connected in series reversely to form a first switching assembly, the third IGBT and the fourth IGBT being connected in series reversely to form a second switching assembly, and a central point between the first switching assembly and the second switching assembly being connected to a central point between the first capacitor and the second capacitor.