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.
CONTROL METHOD OF HYBRID ELECTRIC POWER SUPPLY SYSTEM USED BY ELECTRIC VEHICLE
29.06.2023
Patent
Elektronische Ressource
Englisch
Hybrid electric vehicle low-voltage power supply system, control method and hybrid electric vehicle
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