CN112810464A - Charging control method, vehicle domain controller and charging control system - Google Patents
Charging control method, vehicle domain controller and charging control system Download PDFInfo
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/66—Data transfer between charging stations and 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
- 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
- Y02T90/14—Plug-in 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
Abstract
The application provides a charging control method, a vehicle domain controller and a charging control system, wherein the method comprises the following steps: responding to a charging gun access signal, and sending charging setting information to a charging interface screen unit; acquiring user setting information fed back by the charging interface screen unit; and generating a charging strategy according to the user setting information and sending the charging strategy to a battery management unit, wherein the charging strategy is used for controlling the starting and/or stopping of the charging process. According to the scheme, the user can set according to the charging setting information, the charging process does not need to be checked later, the charging composition can be automatically executed according to the user requirement, and great convenience is provided for the user.
Description
Technical Field
The application relates to the technical field of electric vehicle charging automation control, in particular to a charging control method, a vehicle domain controller and a charging control system.
Background
At present, electric automobile's the interface that charges generally all arranges the afterbody position outside the car, during charging, inserts and need look over the charged state on car internal vehicle machine screen or cell-phone App after the rifle that charges, like electric quantity, time etc.. In order to facilitate the users to check the charging information, a display screen is arranged at the charging interface of some electric automobiles, and the display screen receives and displays the charging state of the battery management unit for the users to check.
In some scenarios, the above solution still has some problems, such as: when the user catches up with the time, the user can not wait until the vehicle battery is fully charged, but the electric quantity of the battery must meet the requirement of the endurance mileage, and at the moment, the user needs to check the charging state at intervals in the charging process. Obviously, the current mode of displaying the charging state only through the display screen is difficult to meet the requirements of users, and the problem of poor convenience exists.
Disclosure of Invention
The embodiment of the application aims to provide a charging control method, a vehicle domain controller and a charging control system, so as to solve the problem that in the prior art, a user can only passively check the charging state and cannot actively set the charging process according to the requirement of the user, so that the convenience is poor.
To this end, some embodiments of the present application provide a charging control method, including the following steps:
responding to a charging gun access signal, and sending charging setting information to a charging interface screen unit;
acquiring user setting information fed back by the charging interface screen unit;
and generating a charging strategy according to the user setting information and sending the charging strategy to a battery management unit, wherein the charging strategy is used for controlling the starting and/or stopping of the charging process.
In the charging control method in some embodiments of the present application, in response to a charging gun access signal, charging setting information is sent to a charging interface screen unit:
the charging setting information comprises charging mode setting information, and the charging mode comprises a conventional charging mode, a reserved charging mode and a target electric quantity charging mode; wherein:
the normal charging mode refers to: taking the starting moment of the charging gun as the starting moment of the charging process, and taking the moment when the electric quantity of the battery reaches the maximum value as the stopping moment of the charging process;
the reserved charging mode comprises the following steps: executing the charging process in the charging time period reserved by the user;
the target electric quantity charging mode refers to: and taking the target electric quantity set by the user as the charging target of the charging process.
In the charging control method in some embodiments of the present application, in the step of generating a charging policy according to the user setting information and sending the charging policy:
if the signal that the user selects the reserved charging mode is responded, then:
acquiring a starting moment set by a user as a starting moment of the charging process;
and acquiring the end time set by the user as the stop time of the charging process.
In the charging control method in some embodiments of the present application, in the step of generating a charging policy according to the user setting information and sending the charging policy:
if the signal that the user selects the target electric quantity charging mode is responded, then:
taking the starting time of the charging gun as the starting time of the charging process;
and taking the moment when the battery electric quantity reaches the target electric quantity set by the user as the stop moment of the charging process.
In the charging control method in some embodiments of the present application, in the step of generating a charging policy according to the user setting information and sending the charging policy:
if the signal that the user selects the target electric quantity charging mode is responded, then:
obtaining a bottom-guaranteed target electric quantity according to a target endurance mileage set by a user and the current electric quantity of the battery;
taking the starting time of the charging gun as the starting time of the charging process;
and taking the moment when the battery electric quantity reaches the bottom-guaranteed target electric quantity as the stop moment of the charging process.
The charging control method in some embodiments of the present application further includes the following steps:
acquiring identification information of a charging gun;
determining operator information for providing charging service for the charging process according to the identification information;
and estimating additional cost information generated in the charging process according to the operator information and sending the additional cost information to the charging interface screen unit.
The charging control method in some embodiments of the present application further includes the following steps:
acquiring current region information;
and determining the step electricity price information of the current region according to the current region information, and sending the step electricity price information to the charging interface screen unit.
The charging control method in some embodiments of the present application further includes the following steps:
and estimating the general charge consumption of the conventional charging mode, the general charge consumption of the reserved charging mode and the general charge consumption of the target electric quantity charging mode according to the additional cost information and the step electricity price information, and sending the general charge consumption of the conventional charging mode, the general charge consumption of the reserved charging mode and the general charge consumption of the target electric quantity charging mode to a charging interface screen unit.
Some embodiments of the present application further provide a storage medium, where program information is stored in the storage medium, and a computer reads the program information and then executes the charging control method described in any one of the above.
Some embodiments of the present application further provide a vehicle domain controller, which includes at least one processor and at least one memory, where at least one of the memories stores program information, and the at least one processor reads the program information and then executes the charging control method according to any one of the above items.
In some embodiments of the present application, a charging control system is further provided, including the vehicle domain controller in the above scheme, further including a charging port, a charging port screen unit, and a battery management unit, wherein:
the charging interface detects an access signal of a charging gun and identification information of the charging gun, and sends the access signal and the identification information to the vehicle domain controller;
the charging interface screen unit receives and displays charging setting information sent by the domain controller, and the charging interface screen unit receives user setting information after the user selects the charging setting information and sends the user setting information to the vehicle domain controller;
and the battery management unit receives the charging strategy sent by the domain controller and controls the starting and/or stopping of the charging process according to the charging strategy.
Compared with the prior art, the technical scheme provided by the application at least has the following beneficial effects: when the charging gun is connected, charging setting information is sent to the charging interface screen unit, a user can select information matched with the own requirement through the charging interface screen unit, the charging interface screen unit feeds back the user setting information, and then a charging strategy meeting the user requirement is generated according to the user setting information so as to control the charging process. Through this scheme, the user only need set for according to the setting information that charges, later need not look over the charging process, and this scheme can be automatically according to user's demand control charging process, provides very big facility for the user.
Drawings
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application.
Fig. 1 is a flowchart of a charging control method according to an embodiment of the present application;
FIG. 2 is a schematic diagram of a charging interface with an operable screen according to an embodiment of the present application;
fig. 3 is a schematic view of an information setting interface of the reserved charging mode according to an embodiment of the present application;
fig. 4a and 4b are schematic diagrams of an information setting interface of the target charge amount charging mode according to an embodiment of the present application;
fig. 5 is a flowchart of a charging control method according to another embodiment of the present application;
FIG. 6 is a block diagram of a vehicle domain controller according to an embodiment of the present application;
fig. 7 is a block diagram of a charging control system according to an embodiment of the present application.
Detailed Description
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only used for convenience of description of the present application, and do not indicate or imply that the device or component being referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present application. 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.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Some embodiments of the present application provide a charging control method, which may be applied to a controller in an automobile, such as a domain controller, as shown in fig. 1, where the method may include the following steps:
s101: and responding to the charging gun access signal, and sending charging setting information to the charging interface screen unit.
S102: and acquiring user setting information fed back by the charging interface screen unit.
S103: and generating a charging strategy according to the user setting information and sending the charging strategy to a battery management unit, wherein the charging strategy is used for controlling the starting and/or stopping of the charging process.
The charging interface used in the present application has a structure as shown in fig. 2, which includes a charging interface 201 for inserting a charging gun and an operable screen 202. The operable screen 202 is a part of the charging interface screen unit, and can display information and be operated by a user. The charging port 201 can be internally provided with a pressure sensor, the pressure sensor can determine the access of the charging gun after detecting the pressure applied by the charging gun, the pressure sensor sends a signal for the access of the charging gun to a domain controller, and the domain controller responds to the signal for the access of the charging gun. The charging setting information may include setting information matched with various requirements of the user, such as a charging duration, a charging amount, a charging fee, and the like, the charging interface screen displays the charging setting information, the user can operate the operable screen 202, and the charging interface screen unit can obtain the user setting information after detecting the user touch click or the track information. After receiving the user setting information, the domain controller can generate a charging strategy, for example, extract the charging duration in the user setting information, and determine the charging start time and the charging end time according to the charging duration. After the charging strategy is sent to the battery management unit, the battery management unit can control the start and stop of the charging process.
Through the scheme, the user only needs to set according to the charging setting information, the charging process does not need to be checked later, the charging process can be automatically controlled according to the user requirement, and great convenience is provided for the user.
In some embodiments, other information can be sent to the charging interface screen unit to enable the operable screen to be displayed. For example, after a signal that the charging cover is opened is detected, the welcome information is sent to the charging interface screen unit to control the operable screen to display the welcome information, and user experience is improved. For another example, after detecting the charging gun access signal, the charging gun insertion success signal is sent to the charging interface screen unit to enable the operable screen to display the charging gun insertion success signal, which may be embodied in the form of animation with the charging gun inserted successfully, and if the charging gun access success signal is not detected, the gun insertion failure signal is sent to the charging interface screen unit to enable the operable screen to display the gun insertion failure reminding information, and at the same time, the failure reason is displayed to remind the user how to solve the problem, and the like. According to the scheme in the embodiment of the application, the information is not only displayed for the user, but also the indication information can be provided for the user, and the user is guided to adjust or change the charging process.
In the charging control method in some embodiments of the present application, in step S101, the charging setting information includes charging mode setting information, and the charging mode includes a normal charging mode, a reserved charging mode, and a target charge amount charging mode. Wherein the normal charging mode refers to: and taking the starting moment of the response charging gun as the starting moment of the charging process, and taking the moment when the electric quantity of the battery reaches the maximum value as the stopping moment of the charging process. The reserved charging mode comprises the following steps: and executing the charging process in the charging time period reserved by the user. The target electric quantity charging mode refers to: and taking the target electric quantity set by the user as the charging target of the charging process. In the scheme, after charging is started, charging information such as the current residual capacity of the battery, the charging type (slow charging, 50kw fast charging, 90kw fast charging and the like) and the expected time required for full charging can be displayed by an operable screen, and a user can set a charging strategy according to the requirement of the user.
In some embodiments, step S103 may comprise:
(1) if the signal that the user selects the reserved charging mode is responded, then: acquiring a starting moment set by a user as a starting moment of the charging process; and acquiring the end time set by the user as the stop time of the charging process. As shown in fig. 3, if the reserved charging mode is adopted, the starting time and the ending time are displayed, and the user can set a desired starting time at a position below the starting time and set an ending time at a position below the ending time.
(2) If the signal that the user selects the target electric quantity charging mode is responded, then: taking the starting time of the charging gun as the starting time of the charging process; and taking the moment when the battery electric quantity reaches the target electric quantity set by the user as the stop moment of the charging process. As shown in fig. 4a, if the target electric quantity charging mode is selected, the target electric quantity is displayed, and the user can set the target electric quantity at a lower position corresponding to the target electric quantity. Alternatively, as shown in fig. 4b, if the target electric quantity charging mode is adopted, the target driving mileage is displayed, and the user may set the mileage meeting the requirement at a position below the target driving mileage. Obtaining a bottom-guaranteed target electric quantity according to a target endurance mileage set by a user and the current electric quantity of the battery; taking the starting time of the charging gun as the starting time of the charging process; and taking the moment when the battery electric quantity reaches the bottom-guaranteed target electric quantity as the stop moment of the charging process.
In the scheme, the user can set information for charging in different charging modes according to the prompt displayed by the operable screen.
In some embodiments, the charging control method in the above scheme may further include the steps of:
s01: and acquiring identification information of the charging gun. Each charging gun is provided with uniquely determined identification information that can reflect which operator the charging gun is set up for installation. And the identification information of the charging gun can be read by the charging port and then sent to the domain controller.
S02: and determining the operator information for providing the charging service for the charging process according to the identification information. The corresponding relation between the identification information of the charging gun and the operator information can be stored in the domain controller, and after the identification information of the charging gun is obtained, the operator information can be obtained by looking up the table.
S03: and estimating additional cost information generated in the charging process according to the operator information and sending the additional cost information to the charging interface screen unit. Pricing of different operators may be different, pricing standards of different operators are stored in advance, and additional cost information can be calculated immediately after the operators are determined.
The scheme provides reference for a user to select a charging mode by displaying additional charge information, for example, in a certain charging station, when the user wants to execute a reserved charging mode, the user needs to park the vehicle at the current charging position for a long time, and at this time, the cost for storing the vehicle may be generated.
In some embodiments, the charging control method in the above scheme may further include the steps of:
s001: acquiring current region information; the vehicle is positioned through a GPS module arranged on the vehicle.
S002: and determining the step electricity price information of the current region according to the current region information, and sending the step electricity price information to the charging interface screen unit. The step electricity price information of different areas is stored in advance in a correlated mode, and when a user performs charging operation, the charging operation is displayed to the user for the user to select a charging mode. For example, the user may perform the low electricity price policy after zero point, and if the low electricity price policy is close to zero point, the user may directly select to reserve the zero point and then start charging.
The charging control method in some embodiments of the present application may further include: and estimating the general charge consumption of the conventional charging mode, the general charge consumption of the reserved charging mode and the general charge consumption of the target electric quantity charging mode according to the additional cost information and the step electricity price information, and sending the general charge consumption of the conventional charging mode, the general charge consumption of the reserved charging mode and the general charge consumption of the target electric quantity charging mode to a charging interface screen unit.
As described above, after the current vehicle location and the operator providing the charging service are determined, the charging service can be estimated according to the costs that may be generated in different charging modes, and the estimation result is prompted to the user, so that the user can select the most economical charging mode according to the user's own needs.
In some embodiments, after the charging is completed, the method may further include: in response to the operation of pulling the charging gun out, acquiring charging state information of the charging process such as charging time, charging electric quantity, charging power and the like from the battery management unit; and sending the charging state information to the charging interface screen unit for displaying, so that the user can know the relevant information of the charging process.
Some embodiments of the present application further provide a storage medium, where program information is stored in the storage medium, and a computer reads the program information and then executes the charging control method according to any one of the above aspects.
As shown in fig. 6, some embodiments of the present application provide a vehicle domain controller, which includes at least one processor 601 and at least one memory 602, at least one of the memories 602 stores program instructions, and at least one of the processors 601 executes the charging control method according to any one of the above aspects after reading the program instructions. The vehicle zone controller may further include: an input device 603 and an output device 604. The processor 601, memory 602, input device 603, and output device 604 may be connected by a bus or other means. The system can execute the method provided by the embodiment of the application, and has the corresponding functional modules and beneficial effects of the execution method. For technical details that are not described in detail in this embodiment, reference may be made to the methods provided in the embodiments of the present application.
As shown in fig. 7, in some embodiments of the present application, a charging control system is further provided, which includes the vehicle domain controller 701 according to the above aspect, and further includes a charging interface 702, a charging interface screen unit 703 and a battery management unit 704 shown in fig. 2. Wherein the content of the first and second substances,
a charging port in the charging interface 702 detects an access signal of a charging gun and identification information of the charging gun, and sends the access signal and the identification information to the vehicle domain controller 701; the charging interface screen unit 703 receives the charging setting information sent by the vehicle domain controller 701 and displays the charging setting information through an operable screen, and the charging interface screen unit 703 receives the user setting information obtained after the user clicks the charging setting information and sends the user setting information to the vehicle domain controller 701; the battery management unit 704 receives the charging policy sent by the vehicle domain controller 701, and controls the start and/or stop of the charging process according to the charging policy. According to the charging method and the charging system, the operable screen and the charging interface screen unit are arranged for the charging interface, so that a user can know the current vehicle charging state while inserting the gun for charging, the charging mode is set, charging information and charging cost estimation and other prompts can be provided for the user, the user can select a more suitable charging strategy, and convenience is brought to daily charging of the user.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.
Claims (10)
1. A charging control method is characterized by comprising the following steps:
responding to a charging gun access signal, and sending charging setting information to a charging interface screen unit;
acquiring user setting information fed back by the charging interface screen unit;
and generating a charging strategy according to the user setting information and sending the charging strategy to a battery management unit, wherein the charging strategy is used for controlling the starting and/or stopping of the charging process.
2. The charge control method of claim 1, wherein in the step of sending the charge setting information to the charging interface screen unit in response to the charging gun access signal:
the charging setting information comprises charging mode setting information, and the charging mode comprises a conventional charging mode, a reserved charging mode and a target electric quantity charging mode; wherein:
the normal charging mode refers to: taking the starting moment of the charging gun as the starting moment of the charging process, and taking the moment when the electric quantity of the battery reaches the maximum value as the stopping moment of the charging process;
the reserved charging mode comprises the following steps: executing the charging process in the charging time period reserved by the user;
the target electric quantity charging mode refers to: and taking the target electric quantity set by the user as the charging target of the charging process.
3. The charge control method according to claim 2, wherein in the step of generating a charge policy according to the user setting information and transmitting the charge policy:
if the signal that the user selects the reserved charging mode is responded, then:
acquiring a starting moment set by a user as a starting moment of the charging process;
and acquiring the end time set by the user as the stop time of the charging process.
4. The charge control method according to claim 2, wherein in the step of generating a charge policy according to the user setting information and transmitting the charge policy:
if the signal that the user selects the target electric quantity charging mode is responded, then:
taking the starting time of the charging gun as the starting time of the charging process;
and taking the moment when the battery electric quantity reaches the target electric quantity set by the user as the stop moment of the charging process.
5. The charge control method according to claim 2, wherein in the step of generating a charge policy according to the user setting information and transmitting the charge policy:
if the signal that the user selects the target electric quantity charging mode is responded, then:
obtaining a bottom-guaranteed target electric quantity according to a target endurance mileage set by a user and the current electric quantity of the battery;
taking the starting time of the charging gun as the starting time of the charging process;
and taking the moment when the battery electric quantity reaches the bottom-guaranteed target electric quantity as the stop moment of the charging process.
6. The charge control method according to any one of claims 2 to 5, characterized by further comprising the steps of:
acquiring identification information of a charging gun;
determining operator information for providing charging service for the charging process according to the identification information;
and estimating additional cost information generated in the charging process according to the operator information and sending the additional cost information to the charging interface screen unit.
7. The charge control method according to claim 6, characterized by further comprising the steps of:
acquiring current region information;
and determining the step electricity price information of the current region according to the current region information, and sending the step electricity price information to the charging interface screen unit.
8. The charge control method according to claim 7, characterized by further comprising the steps of:
and estimating the general charge consumption of the conventional charging mode, the general charge consumption of the reserved charging mode and the general charge consumption of the target electric quantity charging mode according to the additional cost information and the step electricity price information, and sending the general charge consumption of the conventional charging mode, the general charge consumption of the reserved charging mode and the general charge consumption of the target electric quantity charging mode to a charging interface screen unit.
9. A vehicle domain controller comprising at least one processor and at least one memory, at least one of said memory storing program information, at least one of said processor reading said program information and executing the charge control method of any one of claims 1-8.
10. A charge control system comprising the vehicle domain controller of claim 9, further comprising a charge port, a charge port screen unit, and a battery management unit, wherein:
the charging interface detects an access signal of a charging gun and identification information of the charging gun, and sends the access signal and the identification information to the vehicle domain controller;
the charging interface screen unit receives and displays charging setting information sent by the domain controller, and the charging interface screen unit receives user setting information after the user selects the charging setting information and sends the user setting information to the vehicle domain controller;
and the battery management unit receives the charging strategy sent by the domain controller and controls the starting and/or stopping of the charging process according to the charging strategy.
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