Double-source energy system of battery electric vehicle, power supply control method, fast charging method and slow charging method
A pure electric vehicle and motor controller technology, which is applied in the direction of electric vehicle charging technology, electric vehicles, vehicle energy storage, etc., can solve the problems of high cost, poor adaptability, and low energy density of pure supercapacitor buses, and achieve Meet the requirements of long cruising mileage, reduce energy waste, and achieve high energy density
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[0033] The technical solutions of the present invention will be described in further detail below with reference to the accompanying drawings, but the protection scope of the present invention is not limited to the following.
[0034] Such as Figure 1~Figure 9 As shown, the dual-source energy system of pure electric vehicles includes energy management controller, lithium battery management system, super capacitor management system, lithium battery (such as lithium iron phosphate battery), super capacitor bank, two-way DC / DC module, and one-way DC / DC module, motor controller, motor and auxiliary power supply device;
[0035] The energy management controller is connected to the lithium battery management system, super capacitor management system, two-way DC / DC module, one-way DC / DC module and motor controller respectively;
[0036] The lithium battery is connected to the lithium battery management system and the two-way DC / DC module. The two-way DC / DC module is connected to the motor...
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