Control method and system for limping running of pure electric automobile
A pure electric vehicle, driving control technology, applied in the field of vehicle power system control, pure electric vehicle power system control, can solve the problems of driver safety hazards, power battery current overcurrent, battery voltage drop, etc., to ensure power performance and economic requirements, and the effect of ensuring safety
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[0029] The present invention is specifically described in conjunction with the accompanying drawings.
[0030] Such as figure 1 As shown, the pure electric vehicle limp driving control system proposed by the present invention includes a vehicle controller (1), an accelerator pedal (2), a brake vacuum pump (3), a power battery controller (4), a drive motor controller (5 ), air conditioner controller (6), DCDC controller (7), brake pedal (8) and shifter (9). The vehicle controller (1) receives the opening signal of the accelerator pedal (2), the brake pressure signal of the brake vacuum pump (3), the charge state signal and temperature signal of the power battery controller (4), and the drive motor control The temperature and speed signal of the controller (5), the power signal of the air conditioner controller (6), the voltage and current signal of the DCDC controller (7), the brake switch signal of the brake pedal (8), and the shifter (9) ) gear signal, etc., to judge whethe...
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