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Charging control method and device for electric vehicle, and electric vehicle

A charging control method and technology for electric vehicles, which are applied in electric vehicle charging technology, battery/fuel cell control devices, electric vehicles, etc., can solve problems such as vehicle charging failure, delay in user travel, and charging termination, and improve user experience. , Improve the effect of charging success rate

Active Publication Date: 2019-03-05
BEIJING ELECTRIC VEHICLE
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

In addition, some charging faults may be encountered during charging, such as power grid failure, overheating of the charger, etc., which will lead to charging termination
[0003] In addition, in many cases, the driver is not at the charging site when charging, and has no idea that the vehicle cannot be charged. When the vehicle is started, it is discovered that the vehicle has failed to charge, which delays the user's travel and use.

Method used

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  • Charging control method and device for electric vehicle, and electric vehicle
  • Charging control method and device for electric vehicle, and electric vehicle
  • Charging control method and device for electric vehicle, and electric vehicle

Examples

Experimental program
Comparison scheme
Effect test

no. 1 example

[0081] According to an aspect of an embodiment of the present invention, a charging control method for an electric vehicle is provided, such as figure 1 As shown, the method includes:

[0082] Step 101: Control the electric vehicle in the charging mode to exit the charging mode when it is detected that a preset charging fault occurs in the electric vehicle.

[0083] Embodiments of the present invention are applied to electric vehicles, such as Figure 4 As shown, the electric vehicle charging system includes vehicle controller (VCU), electronic lock controller (CMU), charger (OBC), power supply equipment system (EVSE), body controller (BCM), remote key and battery Management System (BSM). Among them, the VCU is responsible for the control of the whole vehicle and sends out the control commands of the electronic lock; the EVSE is the output device of electric energy, such as power bank or AC charging pile, etc.; the OBC can collect the status information of the AC power suppl...

no. 2 example

[0126] Embodiments of the present invention provide a charging control device for electric vehicles, such as figure 2 Said, the device 200 includes:

[0127] The first exit module 201 is used to control the electric vehicle in the charging mode to exit the charging mode when a preset charging fault is detected in the electric vehicle;

[0128] A fault detection module 202, configured to detect whether the preset charging fault is resolved within a first preset time period;

[0129] The first charging judging module 203 is configured to judge whether the electric vehicle satisfies a preset charging condition if the preset charging fault is eliminated within the first preset time period;

[0130] The first charging entry module 204 is configured to control the electric vehicle to re-enter the charging mode when the electric vehicle meets the preset charging condition.

[0131] Preferably, as image 3 As shown, the device also includes:

[0132] The second charging judging m...

no. 3 example

[0160] An embodiment of the present invention provides an electric vehicle, including the charging control device for the electric vehicle described above. Therefore, the electric vehicle in the embodiment of the present invention can control the electric vehicle in the charging mode to exit the charging mode when it detects that a preset charging failure occurs in the electric vehicle, and detect the preset charging failure within the first preset time period Whether to cancel. If within this period of time, the preset charging failure is resolved, the charging can be resumed on the premise that the electric vehicle meets the charging conditions. Therefore, the embodiment of the present invention can suspend charging when a charging failure occurs, and automatically resume charging when the charging failure is resolved, without manual processing by the user, thereby improving the charging success rate of the electric vehicle, improving the user experience, and improving Prod...

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PUM

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Abstract

The invention provides a charging control method and device of an electric vehicle and the electric vehicle. The method comprises the following steps of controlling the electric vehicle in a charging mode to exit from the charging mode when a preset charging fault is detected to occur in the electric vehicle; detecting whether the preset charging fault is removed or not within a first preset time frame; judging whether the electric vehicle conforms to a preset charging condition or not if the preset charging fault is removed within the first preset time frame; and controlling the electric vehicle to enter the charging mode again when the electric vehicle conforms to the preset charging condition. With the method disclosed by the scheme, charging can be stopped when the charging fault occurs, power supply is automatically recovered when the charging fault is removed, thus, the charging success rate of the electric vehicle is improved, and an application experience of a user is enhanced.

Description

technical field [0001] The invention relates to the technical field of electric vehicles, in particular to a charging control method and device for an electric vehicle and the electric vehicle. Background technique [0002] Under the current environment that advocates low-carbon life and green environmental protection, the development of electric vehicles is becoming more and more mature. In order to ensure the normal operation of electric vehicles, it is necessary to charge electric vehicles quickly and effectively. Therefore, electric vehicle charging is an important part of electric vehicle control. Among them, the vast majority of charging methods still use the charging line to connect the grid and the vehicle to supply electric energy for the electric vehicle. In addition, some charging faults may be encountered during charging, such as power grid failure, overheating of the charger, etc., which will cause charging to terminate. [0003] In addition, in many cases, th...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): H02J7/00B60L53/65
CPCB60L58/12H02J7/00Y02T10/70Y02T10/7072Y02T90/12
Inventor 张龙聪易迪华秦兴权张兆龙刘文月邓立军
Owner BEIJING ELECTRIC VEHICLE