CN109017399B - Intelligent charging system and method for electric automobile - Google Patents
Intelligent charging system and method for electric automobile Download PDFInfo
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- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/14—Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing
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Abstract
The invention provides an intelligent charging system and method for an electric automobile, which relate to the technical field of electric automobiles and comprise the following steps: the vehicle-mounted BMS system is used for sending the VIN code to the background server after the VIN code sequentially passes through the direct current machine and the intelligent charging control unit when the electric vehicle is connected to the charging gun; the background server is used for verifying the VIN code according to a preset legal VIN code and sending the charging permission information to the intelligent charging control unit under the condition that the verification is passed; the intelligent charging control unit is used for setting a charging time period according to the peak-valley information of the electricity consumption based on the charging permission information and selecting a proper charging mode according to the SOC value of the vehicle in the current charging time period; and the group charging terminal is used for charging the electric automobile according to the charging mode. According to the invention, the peak-shifting charging is carried out by setting the charging time period and the SOC value, so that the impact of heavy-current charging on a power grid in the charging peak time period is avoided, and the use benefit and the power grid safety are improved.
Description
Technical Field
The invention relates to the technical field of electric automobiles, in particular to an intelligent charging system and method of an electric automobile.
Background
With the development of economy and the progress of society, automobiles enter every family, become the most important daily tool for riding instead of walk, and bring great convenience to daily life of people. However, with the shortage of petroleum resources and the increasing prominence of environmental pollution, electric vehicles are rapidly developed, and the demand of corresponding charging devices is increasingly prominent.
At present electric automobile charges and mainly adopts the card of punching the card, APP (Application), etc. and the code is swept through card swiping or APP directly to start immediately after the rifle to the mode of charging, perhaps adopts and reachs the reservation mode of charging that a certain time quantum just starts charging, and when meetting the peak time quantum that charges, the heavy current charges and will cause very big impact to the electric wire netting.
Disclosure of Invention
In view of this, the present invention provides an intelligent charging system and method for an electric vehicle, which perform peak-to-peak charging by setting a charging time period and an SOC value, so as to avoid impact on a power grid caused by heavy-current charging in the charging peak time period, generate great use benefits, and greatly improve the safety of the power grid.
In a first aspect, an embodiment of the present invention provides an intelligent charging system for an electric vehicle, where the system includes, connected in sequence: the system comprises a vehicle-mounted battery management system, a vehicle-mounted BMS system, an intelligent charging control unit, a background server and a group charging terminal;
the vehicle-mounted BMS system is used for sending a Vehicle Identification Number (VIN) to the background server after passing through the direct current machine and the intelligent charging control unit in sequence when the electric vehicle is connected to the charging gun;
the background server is used for verifying the VIN code according to a preset legal VIN code and sending charging permission information to the intelligent charging control unit under the condition that the verification is passed;
the intelligent charging control unit is used for setting a charging time period according to the peak-valley information of the electricity consumption based on the allowable charging information, and selecting a proper charging mode according to the SOC value of the residual electric quantity of the vehicle in the current charging time period;
and the group charging terminal is used for charging the electric automobile according to the charging mode.
With reference to the first aspect, an embodiment of the present invention provides a first possible implementation manner of the first aspect, where the charging manner includes a full-speed charging manner and a complementary charging manner, and the intelligent charging control unit includes: the system comprises a server module connected with the background server, a real-time data module, a charging service module, an ammeter module and a charging equipment module which are sequentially connected with the server module;
the server module is used for communicating with the background server and receiving the charging permission information;
the real-time data module is used for collecting and storing the power consumption peak valley information;
the charging service module is used for carrying out peak staggering division on charging time according to the power consumption peak valley information to generate a plurality of charging time periods, and setting an SOC limit value for each charging time period;
the electric meter module is used for acquiring the SOC value of the vehicle, judging whether the SOC value is smaller than the SOC limit value, selecting the full-speed charging mode if the SOC value is smaller than the SOC limit value, and selecting the supplementary charging mode if the SOC value is not smaller than the SOC limit value;
and the charging equipment module is used for sending the charging mode to the group charging terminal through a CAN (controller area network) line.
With reference to the first possible implementation manner of the first aspect, an embodiment of the present invention provides a second possible implementation manner of the first aspect, where the group charging terminal includes a charger module connected to the charging device module;
and the charger module is used for communicating with the charging equipment module and setting the output charging power according to the charging mode.
With reference to the first aspect, an embodiment of the present invention provides a third possible implementation manner of the first aspect, where the system further includes a ground lock module connected to the background server;
the ground lock module is used for detecting whether a vehicle is in the parking space or not and sending a vehicle state or a vehicle-free state to the background server.
With reference to the first aspect, an embodiment of the present invention provides a fourth possible implementation manner of the first aspect, where the system further includes an on-vehicle battery pack connected to the on-vehicle BMS system.
With reference to the first aspect, an embodiment of the present invention provides a fifth possible implementation manner of the first aspect, where the group charging terminal is composed of multiple charging terminals.
With reference to the first aspect, an embodiment of the present invention provides a sixth possible implementation manner of the first aspect, where the intelligent charging control unit further includes a display screen module, a configuration service module, and an upgrade module.
In a second aspect, an embodiment of the present invention further provides an intelligent charging method for an electric vehicle, where the method includes:
when the electric automobile is connected to the charging gun, acquiring a VIN code;
verifying the VIN code according to a preset legal VIN code, and generating charging permission information under the condition that the verification is passed;
setting a charging time period according to the peak-valley information of the electricity consumption based on the allowable charging information, and selecting a proper charging mode according to the SOC value of the residual electric quantity of the vehicle in the current charging time period;
and charging the electric automobile according to the charging mode.
With reference to the second aspect, an embodiment of the present invention provides a first possible implementation manner of the second aspect, where the charging manner includes a full-speed charging manner and a boost charging manner, a charging time period is set according to peak-to-valley information of power consumption based on the allowable charging information, and an appropriate charging manner is selected according to a vehicle remaining capacity SOC value in a current charging time period, and the method further includes:
receiving the charging permission information;
collecting and storing the power consumption peak-valley information based on the allowable charging information;
carrying out peak shifting division on charging time according to the power utilization peak valley information to generate a plurality of charging time periods, and setting an SOC limit value for each charging time period;
acquiring the SOC value of the vehicle, judging whether the SOC value is smaller than the SOC limit value, selecting the full-speed charging mode if the SOC value is smaller than the SOC limit value, and selecting the supplementary charging mode if the SOC value is not smaller than the SOC limit value;
and sending the charging mode to a group charging terminal through a CAN line.
With reference to the second aspect, an embodiment of the present invention provides a second possible implementation manner of the second aspect, where the method further includes:
and setting the output charging power according to the charging mode.
The embodiment of the invention has the following beneficial effects:
the invention provides an intelligent charging system and method for an electric automobile, which relate to the technical field of electric automobiles and comprise the following components in sequence: the system comprises an on-board BMS system, an intelligent charging control unit, a background server and a group charging terminal; the vehicle-mounted BMS system is used for sending the VIN code to the background server after the VIN code sequentially passes through the direct current machine and the intelligent charging control unit when the electric vehicle is connected to the charging gun; the background server is used for verifying the VIN code according to a preset legal VIN code and sending the charging permission information to the intelligent charging control unit under the condition that the verification is passed; the intelligent charging control unit is used for setting a charging time period according to the peak-valley information of the electricity consumption based on the charging permission information and selecting a proper charging mode according to the SOC value of the vehicle in the current charging time period; and the group charging terminal is used for charging the electric automobile according to the charging mode. According to the invention, the peak-shifting charging is carried out by setting the charging time period and the SOC value, so that the impact of heavy-current charging on a power grid in the charging peak time period is avoided, great use benefits are generated, and the safety of the power grid is greatly improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic diagram of an intelligent charging system for an electric vehicle according to an embodiment of the present invention;
fig. 2 is a schematic view of another intelligent charging system for an electric vehicle according to an embodiment of the present invention;
fig. 3 is a schematic interface diagram of an intelligent charging system according to an embodiment of the present invention;
fig. 4 is a flowchart of an intelligent charging method for an electric vehicle according to a second embodiment of the present invention.
Icon:
100-vehicle BMS system; 200-background server; 300-an intelligent charging control unit; 310-a server module; 320-a real-time data module; 330-charging service module; 340-electric meter module; 350-a charging device module; 400-group charging terminals; 500-a vehicle battery pack; 600-ground lock module.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is apparent that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Present electric automobile charges mainly adopts card swiping, APP etc. and the code is swept through card swiping or APP directly to the charging mode adoption after inserting the rifle and starts immediately charging, perhaps adopts and reachs the reservation charging mode that certain time quantum just starts charging, and when meetting the peak time quantum that charges, the heavy current charges and will cause very big impact to the electric wire netting.
Based on this, the intelligent charging system and method for the electric vehicle provided by the embodiment of the invention can avoid the impact of heavy current charging on the power grid in the charging peak time period by setting the charging time period and the SOC value to carry out peak staggering charging, thereby generating great use benefit and greatly improving the safety of the power grid.
For the convenience of understanding the present embodiment, first, the intelligent charging system for an electric vehicle disclosed in the present embodiment is described in detail.
The first embodiment is as follows:
fig. 1 is a schematic diagram of an intelligent charging system of an electric vehicle according to an embodiment of the present invention.
Referring to fig. 1, the intelligent charging system of the electric vehicle includes successively connected: a vehicle-mounted BMS (battery management SYSTEM) SYSTEM 100, an intelligent charging control unit 300, a backend server 200, and a group charging terminal 400. The vehicle-mounted BMS system 100 is connected to the dc machine, and the dc machine is connected to the intelligent charging control unit 300 through a CAN (Controller area network) line.
Further, referring to fig. 2, the intelligent charging control unit 300 includes a server module 310, a real-time data module 320, a charging service module 330, an electricity meter module 340, a charging device module 350, a display screen module, a configuration service module, and an upgrade module. The group charging terminal 400 is composed of a plurality of (for example, 32) charging terminals, and can simultaneously charge a plurality of electric vehicles.
The vehicle-mounted BMS system 100 is configured to send a Vehicle Identification Number (VIN) of the vehicle to the background server 200 after passing through the dc machine and the intelligent charging control unit 300 in sequence when the electric vehicle is connected to the charging gun.
Specifically, after a certain charging terminal is connected to the electric vehicle, the vehicle-mounted BMS system 100 transmits the VIN code of the vehicle to the backend server 200 through the dc machine and the intelligent charging control unit 300.
The background server 200 is configured to verify the VIN code according to a preset legal VIN code, and send charging permission information to the intelligent charging control unit 300 when the verification passes.
Specifically, the background server 200 stores a registered legal VIN code, checks the VIN code and the legal VIN code when receiving the VIN code of the charging application, and sends the charging permission information to the intelligent charging control unit 300 after the check is passed.
The intelligent charging control unit 300 is configured to set a charging time period according to the peak-to-valley information of power consumption based on the charging permission information, and select an appropriate charging mode according to a vehicle SOC (State of Charge, also called a remaining battery) value in the current charging time period.
Specifically, the intelligent charging control unit 300 divides the electricity consumption peak-valley information including peak-peak flat-valley electricity price time period and station vehicle operation demand into a plurality of charging time periods in 24 hours a day. For each charging period of time: the starting time, ending time, SOC limit, current limit, and set interfaces are shown in fig. 3. During a certain charging period: when the SOC value of the vehicle is smaller than the preset SOC limit value, a full-speed charging mode is adopted, namely, the vehicle is rapidly charged by the required current of the vehicle; on the contrary, a complementary charging mode is adopted, namely charging is carried out by setting a current limit value of the time period, so that very small current can be set for charging in the time period with high electricity price, and the electric quantity is rapidly supplemented by the required current of the vehicle at the time of low electricity price.
And the group charging terminal 400 is used for charging the electric automobile according to the charging mode.
Therefore, the intelligent charging system of the electric automobile can solve the problem of charging at the power utilization peak value in the prior art, reduces the electric charge as far as possible under the condition of ensuring the vehicle operation requirement, and has important significance for realizing peak clipping and valley filling and saving the charging electric charge.
Further, the charging mode includes a full-speed charging mode and a complementary charging mode, and the intelligent charging control unit 300 includes: the system comprises a server module 310 connected with the background server 200, a real-time data module 320, a charging service module 330, an electricity meter module 340 and a charging device module 350 which are sequentially connected with the server module 310.
A server module 310, configured to communicate with the backend server 200 and receive charging permission information;
the real-time data module 320 is used for collecting and storing the power consumption peak-valley information in real time;
the electric meter module 340 is used for acquiring the SOC value of the vehicle;
the charging service module 330 is configured to perform peak shifting division on charging time according to the peak-to-valley information of power consumption, generate a plurality of charging time periods, and set an SOC limit value for each charging time period; judging whether the SOC value is smaller than the SOC limit value, selecting a full-speed charging mode if the SOC value is smaller than the SOC limit value, and selecting a supplementary charging mode if the SOC value is not smaller than the SOC limit value;
and a charging device module 350, configured to send the charging mode to the group charging terminal 400 through a CAN line.
Further, the group charging terminal 400 includes a charger module connected to the charging device module 350.
And a charger module for communicating with the charging device module 350 and setting the output charging power according to the charging mode.
Further, a display screen module in the intelligent charging control unit 300 is used for human-computer interaction; the configuration service module is responsible for configuration data configuration of the application program of the intelligent charging control unit 300; the upgrade module is responsible for remote upgrade of the application program of the intelligent charging control unit 300.
Further, the system further comprises a ground lock module 600 connected with the background server 200.
The ground lock module 600 is configured to detect whether a vehicle is located in a parking space, and send a vehicle-located state or a vehicle-absent state to the background server 200.
Further, the system further includes an on-vehicle battery pack 500 connected to the on-vehicle BMS system 100.
The intelligent charging system of electric automobile that this embodiment provided, through setting up the time quantum of charging and select the mode of charging according to the SOC value, can bring and reduce the electric charge that charges, fill the valley also has important meaning to the peak clipping, bring very big convenience for electric automobile charging user, produce very big use effect and to the very big improvement of electric wire netting safety.
Example two:
fig. 4 is a flowchart of an intelligent charging method for an electric vehicle according to a second embodiment of the present invention.
Based on the intelligent charging system for the electric vehicle provided by the above embodiment, the embodiment provides an intelligent charging method for the electric vehicle. Referring to fig. 4, the method further mainly comprises:
step S110, acquiring a VIN code when the electric automobile is connected to a charging gun;
step S120, checking the VIN code according to a preset legal VIN code, and generating charging permission information under the condition that the checking is passed;
step S130, setting a charging time period according to the peak-valley information of the electricity consumption based on the charging permission information, and selecting a proper charging mode according to the SOC value of the vehicle in the current charging time period;
and step S140, charging the electric automobile according to the charging mode.
Further, the charging mode includes a full-speed charging mode and a complementary charging mode, the charging time period is set according to the peak-valley information of the power consumption based on the charging permission information, and an appropriate charging mode is selected according to the vehicle SOC value in the current charging time period, and the method further includes:
receiving charge permission information;
collecting and storing power peak-valley information based on the allowable charging information;
carrying out peak shifting division on the charging time according to the power utilization peak valley information to generate a plurality of charging time periods, and setting an SOC limit value for each charging time period;
acquiring the SOC value of the vehicle, judging whether the SOC value is smaller than the SOC limit value, selecting a full-speed charging mode if the SOC value is smaller than the SOC limit value, and selecting a supplementary charging mode if the SOC value is not smaller than the SOC limit value;
and sending the charging mode to a group charging terminal through a CAN line.
Further, the method further comprises:
and setting the output charging power according to the charging mode.
The intelligent charging system and method for the electric automobile provided by the embodiment are suitable for places such as bus charging stations.
The embodiment of the invention has the following beneficial effects:
the invention provides an intelligent charging system and method for an electric automobile, which relate to the technical field of electric automobiles and comprise the following components in sequence: the system comprises an on-board BMS system, an intelligent charging control unit, a background server and a group charging terminal; the vehicle-mounted BMS system is used for sending the VIN code to the background server after the VIN code sequentially passes through the direct current machine and the intelligent charging control unit when the electric vehicle is connected to the charging gun; the background server is used for verifying the VIN code according to a preset legal VIN code and sending the charging permission information to the intelligent charging control unit under the condition that the verification is passed; the intelligent charging control unit is used for setting a charging time period according to the peak-valley information of the electricity consumption based on the charging permission information and selecting a proper charging mode according to the SOC value of the vehicle in the current charging time period; and the group charging terminal is used for charging the electric automobile according to the charging mode. According to the invention, the peak-shifting charging is carried out by setting the charging time period and the SOC value, so that the impact of heavy-current charging on a power grid in the charging peak time period is avoided, great use benefits are generated, and the safety of the power grid is greatly improved.
The method provided by the embodiment of the invention has the same implementation principle and technical effect as the same embodiments, and for the sake of brief description, no part of the embodiment of the method is mentioned, and reference may be made to the corresponding contents in the same embodiments.
The embodiment of the invention further provides electronic equipment, which comprises a memory and a processor, wherein a computer program capable of running on the processor is stored in the memory, and the steps of the intelligent charging method for the electric automobile provided by the embodiment are realized when the processor executes the computer program.
The embodiment of the invention also provides a computer-readable storage medium, wherein a computer program is stored on the computer-readable storage medium, and when the computer program is executed by a processor, the steps of the intelligent charging method for the electric vehicle of the embodiment are executed.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
It is clear to those skilled in the art that, for convenience and brevity of description, the specific working processes of the above-described systems, apparatuses and units may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again.
In the several embodiments provided in the present application, it should be understood that the disclosed system, apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or units through some communication interfaces, and may be in an electrical, mechanical or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
In addition, functional units in the embodiments of the present invention may be integrated into one processing unit, or each unit may exist alone physically, or two or more units are integrated into one unit.
The functions, if implemented in the form of software functional units and sold or used as a stand-alone product, may be stored in a non-volatile computer-readable storage medium executable by a processor. Based on such understanding, the technical solution of the present invention may be embodied in the form of a software product, which is stored in a storage medium and includes instructions for causing a computer device (which may be a personal computer, a server, or a network device) to execute all or part of the steps of the method according to the embodiments of the present invention. And the aforementioned storage medium includes: a U-disk, a removable hard disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk, and other various media capable of storing program codes.
Finally, it should be noted that: the above-mentioned embodiments are only specific embodiments of the present invention, which are used for illustrating the technical solutions of the present invention and not for limiting the same, and the protection scope of the present invention is not limited thereto, although the present invention is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: any person skilled in the art can modify or easily conceive the technical solutions described in the foregoing embodiments or equivalent substitutes for some technical features within the technical scope of the present disclosure; such modifications, changes or substitutions do not depart from the spirit and scope of the embodiments of the present invention, and they should be construed as being included therein. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. The utility model provides an electric automobile's intelligent charging system which characterized in that, includes consecutive: the system comprises a vehicle-mounted battery management system BMS system, an intelligent charging control unit, a background server and a group charging terminal;
the vehicle-mounted BMS system is used for sending a Vehicle Identification Number (VIN) to the background server after passing through the direct current machine and the intelligent charging control unit in sequence when the electric vehicle is connected to the charging gun;
the background server is used for verifying the VIN code according to a preset legal VIN code and sending charging permission information to the intelligent charging control unit under the condition that the verification is passed;
the intelligent charging control unit is used for setting a charging time period according to the peak-valley information of the electricity consumption based on the allowable charging information, and selecting a proper charging mode according to the SOC value of the residual electric quantity of the vehicle in the current charging time period;
the group charging terminal is used for charging the electric automobile according to the charging mode;
the charging mode comprises a full-speed charging mode and a supplementary charging mode, and the intelligent charging control unit comprises: the system comprises a server module connected with the background server, a real-time data module, a charging service module, an ammeter module and a charging equipment module which are sequentially connected with the server module;
the server module is used for communicating with the background server and receiving the charging permission information;
the real-time data module is used for collecting and storing the power consumption peak valley information;
the charging service module is used for carrying out peak staggering division on charging time according to the power consumption peak valley information to generate a plurality of charging time periods, and setting an SOC limit value for each charging time period;
the electric meter module is used for acquiring the SOC value of the vehicle, judging whether the SOC value is smaller than the SOC limit value, selecting the full-speed charging mode if the SOC value is smaller than the SOC limit value, and selecting the supplementary charging mode if the SOC value is not smaller than the SOC limit value;
and the charging equipment module is used for sending the charging mode to the group charging terminal through a CAN (controller area network) line.
2. The system of claim 1, wherein the group charging terminal comprises a charger module coupled to the charging device module;
and the charger module is used for communicating with the charging equipment module and setting the output charging power according to the charging mode.
3. The system of claim 1, further comprising a ground lock module coupled to the backend server;
the ground lock module is used for detecting whether a vehicle is in the parking space or not and sending a vehicle state or a vehicle-free state to the background server.
4. The system of claim 1, further comprising an on-board battery pack connected to the on-board BMS system.
5. The system of claim 1, wherein the group charge charging terminal is comprised of a plurality of charging terminals.
6. The system of claim 1, wherein the intelligent charging control unit further comprises a display screen module, a configuration service module, and an upgrade module.
7. An intelligent charging method for an electric vehicle is characterized by comprising the following steps:
when the electric automobile is connected to the charging gun, acquiring a VIN code;
verifying the VIN code according to a preset legal VIN code, and generating charging permission information under the condition that the verification is passed;
setting a charging time period according to the peak-valley information of the electricity consumption based on the allowable charging information, and selecting a proper charging mode according to the SOC value of the residual electric quantity of the vehicle in the current charging time period;
charging the electric automobile according to the charging mode;
the charging mode comprises a full-speed charging mode and a supplementary charging mode, a charging time period is set according to the peak-valley information of power consumption based on the allowable charging information, and an appropriate charging mode is selected according to the SOC value of the residual electric quantity of the vehicle in the current charging time period, and the method further comprises the following steps:
receiving the charging permission information;
collecting and storing the power consumption peak-valley information based on the allowable charging information;
carrying out peak shifting division on charging time according to the power utilization peak valley information to generate a plurality of charging time periods, and setting an SOC limit value for each charging time period;
acquiring the SOC value of the vehicle, judging whether the SOC value is smaller than the SOC limit value, selecting the full-speed charging mode if the SOC value is smaller than the SOC limit value, and selecting the supplementary charging mode if the SOC value is not smaller than the SOC limit value;
and sending the charging mode to a group charging terminal through a CAN line.
8. The method of claim 7, further comprising:
and setting the output charging power according to the charging mode.
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| CN109501632B (en) * | 2018-12-24 | 2021-03-16 | 国网北京市电力公司 | Charging method and device of charging pile, storage medium and processor |
| CN110901460A (en) * | 2019-10-22 | 2020-03-24 | 浙江合众新能源汽车有限公司 | Electric vehicle charging method and system |
| JP7595310B2 (en) * | 2020-02-27 | 2024-12-06 | パナソニックＩｐマネジメント株式会社 | RECOMMENDED ACTION OUTPUT SYSTEM, RECOMMENDED ACTION OUTPUT METHOD, AND PROGRAM |
| CN112339601A (en) * | 2020-11-11 | 2021-02-09 | 上海电享信息科技有限公司 | Intelligent charging method and system for electric automobile |
| CN114283525A (en) * | 2022-01-05 | 2022-04-05 | 青岛特来电新能源科技有限公司 | ETC-based vehicle charging fee payment method, system and storage medium |
| CN116533812A (en) * | 2023-04-19 | 2023-08-04 | 中通客车股份有限公司 | Intelligent charging control method and system based on floating electricity price |
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