公开(公告)号：US20230202342A1

公开(公告)日：2023-06-29

申请号：US17564221

申请日：2021-12-29

Applicant: NATIONAL CHUNG SHAN INSTITUTE OF SCIENCE AND TECHNOLOGY

Inventor： PO-LIN SHIH ,  CHI-SHENG WU ,  CHIH-HSIEN CHUNG ,  SHIH-CHANG TSENG ,  GWO-HUEI YOU ,  KUO-KUANG JEN

IPC: B60L58/12 ,  B60L53/62 ,  G06N7/02

CPC classification number: B60L58/12 ,  B60L53/62 ,  G06N7/02 ,  B60W2510/244

Abstract: A control method of a hybrid electric power supply system used by a hybrid electric vehicle comprises obtaining a gradient of the hybrid electric vehicle, a throttle depth, and a power of an electric device, and calculating a required electric power; obtaining a State Of Charge value of two sets of power sources, and obtaining a power distribution value according to the SOC values and power demand; obtaining real-time output power change values of the two sets of power sources, and using double-level fuzzy energy control to obtain a smooth energy distribution value according to output power changes of the two sets of power sources; and obtaining respective output powers of the two sets of power sources according to the smooth energy distribution value, and controlling a Direct Current converter of the hybrid electric vehicle according to final two sets of output power values.