Mixing power driving control method of vehicle and system thereof

A technology of hybrid power and drive control, which is applied in the direction of hybrid power vehicles, motor vehicles, transmission control, etc., can solve problems such as inability to effectively protect the battery, improve stability and safety, prolong service life, and reduce maintenance costs Effect
CN101042182AActive Publication Date: 2007-09-26BYD CO LTD
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Patent Information

Authority / Receiving Office
CN Β· China
Patent Type
Applications(China)
Current Assignee / Owner
BYD CO LTD
Publication Date
2007-09-26

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Abstract

It relates to a hybrid drive control method for locomotives. It comprises collecting vehicle signal, deciding whether to go to the four drive control status based on the battery charge status SOC inside the vehicle signal, based on the battery working status to further decide the full wheel drive execution with the system composed of front drive unit, rear drive unit, engine, generator, battery, with the front drive unit and rear drive unit composed of drive front wheel and rear wheel, engine providing power to the battery, with the battery rear drive unit providing power. It features in the management unit that decides the four wheel drive control status and its execution. It can provide timely, effective protection to the battery, conducive to the extension of its durability, reduction of cost, improvement of stability and security.
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Description

technical field

[0001] The invention relates to a motor vehicle, in particular to a method and system for controlling a hybrid drive of a motor vehicle. Background technique

[0002] In the existing four-wheel drive hybrid drive system, the battery is often used to provide power to the rear wheels. Timely and effective protection is carried out to the battery. Therefore, it is very easy to cause damage to the battery during use, which increases the maintenance cost of the motor vehicle and also brings potential safety hazards to the motor vehicle. Contents of the invention

[0003] The object of the present invention is to provide a motor vehicle hybrid drive control method and system with strong battery protection, so as to overcome the problem that the battery cannot be protected in time and effectively in the prior art.

[0004] The motor vehicle hybrid driving control method adopted in the present invention comprises the following steps:

[0005] A. Collect motor veh...

Claims

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