A kind of electric vehicle AC-DC combined charging control system and control method
A charging control method and technology for electric vehicles, applied in electric vehicles, battery circuit devices, current collectors, etc., can solve the problems of low utilization rate of charging equipment, impact on battery life, long charging time, etc., to reduce land construction area, reduce The cost of infrastructure construction and the effect of easy maintenance
Active Publication Date: 2015-11-18
STATE GRID CORP OF CHINA +3
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Problems solved by technology
AC charging has the problems of long charging time and low usage rate of charging equipment. DC charging can greatly improve charging efficiency, but high current charging has a certain impact on battery life
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[0029] The method of the present invention will be described in further detail below in conjunction with the accompanying drawings and embodiments.
[0030] Such as figure 1 As shown, the following is a preferred embodiment of the present invention, including a specific control process of electric vehicle AC and DC combined charging realized by the method of the present invention. Assume that an electric vehicle with a European standard IEC62196-3 mode charging interface is connected to the AC-DC combined charging device, and completes the intelligent identification of the AC-DC combined charging interface, the AC-DC combined charging handshake, charging mode selection, charging parameter configuration, and charging process information display , charging settlement, charging exception handling.
[0031] Such as figure 1 As shown, an electric vehicle AC-DC combined charging control system includes an AC-DC combined charging interface identification module, an AC-DC combined c...
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The invention discloses an alternating current and direct current combined charging control system for an electric vehicle, and belongs to the technical field of control over charging of the electric vehicle. The alternating current and direct current combined charging control system for the electric vehicle comprises an alternating current and direct current combined charging interface recognition module, an alternating current and direct current combined charging handshaking module, a charging mode selection and parameter configuration module, a human-computer interaction module, a charging settlement module and a charging exception handling module. It is guaranteed that the electric vehicle is reliably and flexibly connected into a power grid to be charged, the charging flexibility is improved through the alternating current and direct current combined charging, the using efficiency of a charging stall is improved, the construction land area of a charging station is reduced, and therefore the land is saved, and foundation construction cost is lowered. The invention further provides a charging process control method suitable for alternating current and direct current combined charging equipment. The charging operation of the electric vehicle is managed in a humanized mode, the power distribution network efficiency is improved, and the utilization rate of charging equipment is improved.
Description
technical field [0001] The invention belongs to the technical field of electric vehicle charging equipment control, in particular to an electric vehicle AC-DC combined charging control system and control method. Background technique [0002] The invention relates to a charging process control method of an AC-DC combined charging device for an electric vehicle. The charging device can provide charging services for both AC and DC at the same time, ensuring that the electric vehicle is reliably and flexibly connected to a power grid. The use of AC and DC combined charging can improve the flexibility of charging, improve the efficiency of charging parking spaces, and reduce the land construction area of charging stations, thereby saving land and reducing infrastructure costs. The combined AC and DC charging of electric vehicles is an important part of improving the charging experience of users, and provides a platform for charging equipment to be rationally optimized according...
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IPC IPC(8): H02J7/00H02J7/02
Inventor 杨芳赵翔耿群锋唐雾鹜张卫国刘华锋刘昭慧杨凤坤邓超陈良亮刘硕吕晓荣刘志红张建伟
Owner STATE GRID CORP OF CHINA