The invention provides a blade electric vehicle motor controller with a compound regenerative braking function, aims to solve the defects of low energy recycling efficiency and poor braking capacity of an existing blade electric vehicle regenerative braking system, and belongs to the technical field of electric vehicles; the motor controller comprises a hardware circuit and a compound regenerative braking control strategy, wherein, the hardware circuit comprises a pre-charge/discharge circuit, an overcurrent and overvoltage protection module, an MOSFET parallel isolation drive circuit, a birotor position signal check circuit, a master control isolation supply circuit and an isolation CAN communication circuit; the compound regenerative braking control strategy combines respective advantages of a half-bridge chopped wave regenerative braking control strategy and a full-bridge chopped wave regenerative braking control strategy under the working conditions of different travel speeds of a vehicle, and the blade electric vehicle regenerative braking system is subjected to compound control of the full-bridge chopped wave regenerative braking control strategy and the half-bridge chopped wave regenerative braking control strategy.
Blade electric vehicle motor controller with compound regenerative braking function
2016-01-20
Patent
Electronic Resource
English
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |