Air conditioner control system and method of electric automobile

Abstract

The invention provides an air conditioner control system and method of an electric automobile. The air conditioner control system comprises a power battery management module, a vehicle control unit and an air conditioner controller, wherein the power battery management module is used for calculating the maximum discharging power of a power battery according to the state of the power battery; the vehicle control unit is connected with the power battery management module and used for receiving a finished automobile instruction and generating air conditioner control state information of the electric automobile according to the maximum discharging power and the finished automobile instruction; the air conditioner controller is connected with the vehicle control unit and used for controlling an air conditioner compressor and an electric heater according to the air conditioner control state information generated by the vehicle control unit. According to the air conditioner control system, the vehicle control unit is used for collecting information of related parts and the finished automobile, the safety performance requirement, the power performance requirement, the part protecting requirement and the passenger comfort requirement of the finished automobile can be guaranteed to the maximum extent, power battery resources can be reasonably used, and the utilization rate of the power battery resources is increased.

Description

technical field [0001] The invention relates to the technical field of electric vehicles, in particular to an air-conditioning control system of the electric vehicle and an air-conditioning control method of the electric vehicle. Background technique [0002] Under the social background of energy conservation and environmental protection, a consensus has been formed on the development and launch of energy-saving and environmentally friendly new energy passenger vehicles, such as electric vehicles, including pure electric vehicles, hybrid vehicles, plug-in hybrid vehicles, etc. Because these new energy passenger vehicles have significant energy saving and emission reduction effects, many domestic and foreign automobile companies have listed them as an important development direction, so the development and research of their key technologies are of great significance. [0003] The air conditioning system is of great significance to the safe driving of the vehicle and the comfo...

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Problems solved by technology

[0004] At present, in the process of implementing the present invention, the inventors have found at least the following problems in the prior art: (1) The enabling conditions of the vehicle controller for the air-conditioning controller are too simple, without considering the safety of the vehicle, parts and components, and Vehicle power requirements, etc.; (2) Unreasonable use of power battery resources

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