公开(公告)号：US20230060729A1

公开(公告)日：2023-03-02

申请号：US17823515

申请日：2022-08-30

Applicant: DELTA ELECTRONICS, INC.

Inventor： Chia-Chi WU ,  Lian-An JIAN ,  Cheng-Yu SHEN ,  Chun-Hong CHEN ,  Hung-Hsiao LIU

IPC: H01L23/40 ,  H01L23/367

Abstract: The present disclosure is related to a power module. The power module includes first fasteners and power devices. The power devices are adjacently disposed and locked by the first fasteners. Each of the power devices packages a power electronic therein. Each of the power devices includes a first extending portion. The first extending portion extends from a side of the power device. The first extending portion includes at least one first curved opening for receiving the first fastener. The first curved openings are adjacently disposed to form a first inserting hole. The first fastener passes through the first inserting hole.

公开(公告)号：US20240305170A1

公开(公告)日：2024-09-12

申请号：US18358967

申请日：2023-07-26

Applicant: DELTA ELECTRONICS, INC.

Inventor： Hsien-Feng HUNG ,  Tzu-Ting HSU ,  Cheng-Yu SHEN ,  Yu-Lin SU ,  Yi-Hsin LEU

IPC: H02K11/33 ,  H02K5/20 ,  H02K9/197

CPC classification number: H02K11/33 ,  H02K5/203 ,  H02K9/197

Abstract: An inverter includes an inverter case, a plurality of power modules and a plurality of cooling fins. The inverter case includes an annular portion, a supporting portion and a cooling liquid flow channel. The cooling liquid flow channel is a sealed channel located in the annular portion and the supporting portion, and a cooling liquid inlet and an inverter case cooling liquid flow channel outlet are formed on the annular portion at two ends of the cooling liquid flow channel. The power module is arranged on the supporting portion, and the cooling fins are arranged on the cooling liquid flow channel, the fin parts of the cooling fins are respectively extended and arranged inside the cooling liquid flow channel, and the contact parts of the cooling fins are respectively extended to contact heat transfer parts of corresponding power modules.

公开(公告)号：US20240305169A1

公开(公告)日：2024-09-12

申请号：US18325013

申请日：2023-05-29

Applicant: DELTA ELECTRONICS, INC.

Inventor： Hsien-Feng HUNG ,  Cheng-Yu SHEN ,  Chung-Han YANG ,  Quan-Sheng LIN ,  Yi CHEN ,  Cong-Xiang MA

IPC: H02K11/33 ,  H02K3/50 ,  H02K11/01

CPC classification number: H02K11/33 ,  H02K3/50 ,  H02K11/014 ,  H02K2203/09 ,  H02K2211/03

Abstract: An electric motor includes a motor main body and an inverter. The inverter is axially stacked on one end of the motor main body, and the inverter includes a gate driver, a control circuit, a capacitor module, a DC bus bar, a plurality of power modules and a plurality of AC bus bars. The power module includes a plurality of AC output terminals, a plurality of DC input terminals and a plurality of signal terminals, and the AC bus bars are respectively connected to corresponding AC output terminals and extend downward to a motor coil of the motor main body. The power modules and the corresponding DC input terminals are annularly arranged around the capacitor module, the DC bus bar is extended and electrically connected to the corresponding DC input terminals and the capacitor module.