CN114670695A - Charging method and device, charging pile and electric automobile - Google Patents
Charging method and device, charging pile and electric automobile Download PDFInfo
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- CN114670695A CN114670695A CN202210381978.1A CN202210381978A CN114670695A CN 114670695 A CN114670695 A CN 114670695A CN 202210381978 A CN202210381978 A CN 202210381978A CN 114670695 A CN114670695 A CN 114670695A
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- 239000013256 coordination polymer Substances 0.000 description 7
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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
- B60L53/65—Monitoring or controlling charging stations involving identification of vehicles or their battery types
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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
- B60L53/30—Constructional details of charging stations
- B60L53/305—Communication interfaces
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The application discloses a charging method, a charging device, a charging pile and an electric automobile, and relates to the technical field of electric automobiles, wherein the method is applied to the charging pile, and comprises the following steps: under the condition of establishing Bluetooth connection with a target electric vehicle, receiving a login message sent by the target electric vehicle; sending a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile; receiving a plug-and-play command sent by the target electric vehicle, wherein the plug-and-play command carries second coding information and a Vehicle Identification Number (VIN) of the target electric vehicle; and starting a charging process according to the first coding information, the second coding information and the VIN. The scheme of this application has realized filling electric pile and electric automobile and has carried out authentication through the bluetooth communication, has reduced the complexity of user operation when charging for electric automobile, has improved user experience.
Description
Technical Field
The application relates to the technical field of electric automobiles, in particular to a charging method and device, a charging pile and an electric automobile.
Background
With the development of science and technology and the improvement of living standard of people, new energy is more and more emphasized by people, and the development of electric vehicles accounts for a large part of the development of the new energy. In recent years, as electric vehicles gradually come closer to the lives of people, the charging problem therewith becomes more and more serious.
At present, electric automobile charges and generally needs a electric pile that fills, and the function of filling electric pile is similar to the tanker aircraft of filling station, can fix on ground or wall, generally installs in large-scale public parking area, residential quarter parking area or charging station, can charge for the electric automobile of various models according to the voltage class of difference.
The existing charging process based on near field communication requires a user to pair the terminal equipment bound with an electric automobile and a charging pile, and then the gun is inserted for charging, so that the charging process is complex and the safety is not high.
Disclosure of Invention
The application aims to provide a charging method, a charging device, a charging pile and an electric automobile, so that the problems that the charging process is complex and the safety is not high in the prior art are solved.
In a first aspect, in order to achieve the above object, the present application provides a charging method applied to a charging pile, the method including:
under the condition of establishing Bluetooth connection with a target electric vehicle, receiving a login message sent by the target electric vehicle;
sending a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile;
receiving a plug-and-charge command sent by the target electric vehicle, wherein the plug-and-charge command carries second coding information and a Vehicle Identification Number (VIN) of the target electric vehicle;
and starting a charging process according to the first coding information, the second coding information and the VIN.
Optionally, starting a charging process according to the first encoding information, the second encoding information, and the VIN, including:
and under the condition that the first coded information is matched with the second coded information, the VIN is matched with a VIN pre-stored in the charging pile, and the charging pile has no fault, outputting a Pulse Width Modulation (PWM) voltage signal to the target electric automobile.
Optionally, the method further comprises:
under the condition that the connection of a charging gun is detected, a Bluetooth broadcast message is sent;
and receiving a second response message which is sent by the target electric automobile and related to the Bluetooth broadcast message so as to establish Bluetooth connection with the target electric automobile.
Optionally, after receiving a plug-and-charge command sent by the target electric vehicle, the method further includes:
and sending a third response message related to the plug and charge command to the target electric vehicle, wherein the third response message is used for indicating the plug and charge state.
In a second aspect, to achieve the above object, an embodiment of the present application further provides a charging method applied to a target electric vehicle, where the method includes:
under the condition of establishing Bluetooth connection with a charging pile, sending a login message to the charging pile;
receiving a first response message which is sent by the charging pile and corresponds to the login message; the first response message carries first coding information related to the charging pile;
and sending a plug-and-play instruction to the charging pile according to the first response message, wherein the plug-and-play instruction carries second coding information and the VIN of the target electric vehicle.
Optionally, sending a plug-and-play instruction to the charging pile according to the first response packet, including:
analyzing the first response message to obtain the first coding information;
generating the plug-and-charge instruction according to the first coding information and the VIN of the target automobile;
and sending the plug-and-charge instruction to the charging pile.
Optionally, the method further comprises:
receiving a Bluetooth broadcast message sent by the charging pile;
and under the condition that the Bluetooth broadcast message is successfully analyzed, sending a second response message related to the Bluetooth broadcast message to the charging pile so as to establish Bluetooth connection with the charging pile.
Optionally, after sending a plug-and-play instruction to the charging pile according to the first response packet, the method further includes:
receiving a third response message which is sent by the charging pile and is related to the plug-and-charge instruction, wherein the third response message is used for indicating the plug-and-charge state;
receiving a PWM voltage signal sent by the charging pile;
and closing the corresponding charging switch according to the PWM voltage signal.
In a third aspect, an embodiment of the present application further provides a charging device, where the charging device is applied to a charging pile, and the device includes:
the first receiving module is used for receiving a login message sent by a target electric vehicle under the condition that Bluetooth connection is established between the first receiving module and the target electric vehicle;
the first sending module is used for sending a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile;
the second receiving module is used for receiving a plug-and-play instruction sent by the target electric vehicle, wherein the plug-and-play instruction carries second coding information and a Vehicle Identification Number (VIN) of the target electric vehicle;
and the control module is used for starting a charging process according to the first coding information, the second coding information and the VIN.
In a fourth aspect, to achieve the above object, an embodiment of the present application further provides a charging device applied to a target electric vehicle, the device including:
the first sending module is used for sending a login message to the charging pile under the condition that Bluetooth connection is established between the first sending module and the charging pile;
the first receiving module is used for receiving a first response message which is sent by the charging pile and corresponds to the login message; the first response message carries first coding information related to the charging pile;
and the second sending module is used for sending a plug-and-charge command to the charging pile according to the first response message, wherein the plug-and-charge command carries second coding information and the VIN of the target electric vehicle.
In a fifth aspect, in order to achieve the above object, an embodiment of the present application further provides a charging pile, including: a transceiver, a processor, a memory, and a program or instructions stored on the memory and executable on the processor; the processor, when executing the program or instructions, implements the steps of the charging method applied to the charging pile as described above.
In order to achieve the above object, embodiments of the present application further provide an electric vehicle, including: a transceiver, a processor, a memory, and a program or instructions stored on the memory and executable on the processor; the processor, when executing the program or instructions, implements the steps of the charging method applied to the electric vehicle as described above.
The above technical scheme of this application has following beneficial effect at least:
the charging method applied to the charging pile comprises the steps that firstly, a login message sent by a target electric vehicle is received under the condition that Bluetooth connection is established between the charging pile and the target electric vehicle; secondly, sending a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile; thirdly, receiving a plug-and-play instruction sent by the target electric vehicle, wherein the plug-and-play instruction carries second coding information and a Vehicle Identification Number (VIN) of the target electric vehicle; and finally, starting a charging process according to the first coding information, the second coding information and the VIN. So, realized utilizing first coding information to inspect whether electric automobile can correctly the first response message of leopard, can also verify electric automobile's legitimacy through the VIN sign indicating number, realized the dual verification to electric automobile's identity, avoid illegal vehicle utilization to fill electric pile and charge, avoid user manual authorization simultaneously, reduced the complexity of the authentication process that charges, improved user and used and experienced.
Drawings
Fig. 1 is a schematic flow chart illustrating a charging method according to an embodiment of the present disclosure;
fig. 2 is a second schematic flowchart of a charging method according to an embodiment of the present application;
fig. 3 is a third schematic flowchart of a charging method according to an embodiment of the present application;
fig. 4 is a schematic structural diagram of a charging device according to an embodiment of the present application;
fig. 5 is a second schematic structural diagram of a charging device according to an embodiment of the present application.
Detailed Description
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, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. 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 application.
The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application are capable of operation in sequences other than those illustrated or described herein. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.
The charging method, the charging device, the charging pile and the electric vehicle provided by the embodiment of the application are described in detail through specific embodiments and application scenarios thereof with reference to the accompanying drawings.
As shown in fig. 1, which is one of the flow diagrams of the charging method in the embodiment of the present application, the method is applied to a charging pile, where it should be noted that the charging pile may be a charging pile distributed on a vehicle, that is, a private pile, and the method includes:
here, it should be noted that the target electric vehicle is adapted to the charging pile, for example, the charging pile is a private pile distributed with the target electric vehicle, or the target electric vehicle is an electric vehicle that can be charged by the charging pile and is added by a user through an application program of a mobile terminal.
In the step, the target electric vehicle can be known to have a charging requirement at present by receiving the login message sent by the target electric vehicle.
in this step, the first response message carries the first encoding information of the charging pile, so that the target electric vehicle can be judged by normally decoding the first response message, and the legality of the target electric vehicle can be judged.
103, receiving a plug-and-charge command sent by the target electric Vehicle, wherein the plug-and-charge command carries second coding information and a Vehicle Identification Number (VIN) of the target electric Vehicle;
in the step, the second coding information and the VIN are carried in the plug-and-play instruction, so that the charging pile can verify the legality of the target electric automobile based on the first coding information and the second coding information on the one hand, and on the other hand, the legality of the target electric automobile is verified through the VIN, so that the legality of the target electric automobile can be verified from different angles, and the charging pile is prevented from being used for charging illegal vehicles.
And 104, starting a charging process according to the first coding information, the second coding information and the VIN.
The charging method applied to the charging pile comprises the steps that firstly, a login message sent by a target electric vehicle is received under the condition that Bluetooth connection is established between the charging pile and the target electric vehicle; secondly, sending a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile; thirdly, receiving a plug-and-play instruction sent by the target electric vehicle, wherein the plug-and-play instruction carries second coding information and a Vehicle Identification Number (VIN) of the target electric vehicle; and finally, starting a charging process according to the first coding information, the second coding information and the VIN. So, realized utilizing first coding information to inspect whether electric automobile can correctly leopard first response message, can also verify electric automobile's legitimacy through the VIN sign indicating number, realized the dual verification to electric automobile's identity, avoid illegal vehicle utilization to fill electric pile and charge, avoid the manual authorization of user simultaneously, reduced the complexity of the authentication process that charges, improved user and used experience.
As a specific implementation manner, step 104, starting a charging process according to the first encoding information, the second encoding information, and the VIN, including:
and outputting a Pulse Width Modulation (PWM) voltage signal to the target electric vehicle when the first coded information is matched with the second coded information, the VIN is matched with a VIN pre-stored in the charging pile, and the charging pile has no fault.
Here, it should be noted that, since the second encoded information is encoded information generated by the target electric vehicle according to the first encoded information, for example, the first encoded information is the same as the second encoded information, or the second encoded information is encoded information obtained by calculating the first encoded information by using an algorithm known to the target electric vehicle and the charging pile, when the first encoded information and the second encoded information match, it is indicated that the target electric vehicle successfully decodes the first response message sent by the charging pile; and the VIN code carried in the plug-and-play instruction is compared with the VIN code prestored in the charging pile, so that whether the target electric automobile is legal or not can be further verified, the dual verification/authentication of the target electric automobile is realized, and the charging pile is prevented from being charged by illegal vehicle use.
In the specific implementation mode, VIN carried in the first coded information and the second coded information and the plug-and-play signaling is matched with VIN prestored in the charging pile, so that the target electric vehicle is legal and the target electric vehicle is normally connected with the charging pile Bluetooth, if the charging pile is faultless, the charging pile currently meets the condition that the charging pile is used for charging the target electric vehicle, and the charging pile sends PWM (pulse width modulation) signals to the target electric vehicle so as to start the charging process.
Further, as an optional implementation manner, the method further includes:
under the condition that the connection of a charging gun is detected, a Bluetooth broadcast message is sent;
here, it should be noted that the bluetooth broadcast message may carry at least one of the coded information of the charging pile, the charging gun state, and the instruction type, where the coded information of the charging pile is a unique identifier of the charging pile; the charging gun state comprises connection, half connection and disconnection; the instruction type is used for indicating the type of the operation, such as plug-and-charge, charging cover opening and the like;
and receiving a second response message which is sent by the target electric automobile and related to the Bluetooth broadcast message so as to establish Bluetooth connection with the target electric automobile.
Here, it should be noted that, after receiving the bluetooth broadcast message, the target electric vehicle may analyze the bluetooth broadcast message, and in a case that the analysis is successful, the target electric vehicle may acquire the coded information of the charging pile, so as to send a second response message to the charging pile to inform that the bluetooth connection of the charging pile is completed; that is to say, when receiving the second response message sent by the target electric vehicle, the charging pile determines that the target electric vehicle successfully decodes the bluetooth broadcast message, and the bluetooth connection is established between the target electric vehicle and the bluetooth broadcast message.
Further, as an optional implementation manner, after receiving a plug and play command sent by the target electric vehicle, the method further includes:
and sending a third response message related to the plug and charge command to the target electric vehicle, wherein the third response message is used for indicating the plug and charge state.
Here, it should be noted that the third response message is used to inform that the target electric vehicle has successfully received the plug and charge command.
As shown in fig. 2, a second flowchart of the charging method according to the embodiment of the present application is shown, where the method is applied to a target electric vehicle, and the method includes:
According to the charging method, firstly, under the condition that Bluetooth connection is established between the target electric automobile and a charging pile, a target electric automobile sends a login message to the charging pile; secondly, receiving a first response message which is sent by the charging pile and corresponds to the login message; the first response message carries first coding information related to the charging pile; and then, sending a plug-and-play instruction to the charging pile according to the first response message, wherein the plug-and-play instruction carries second coding information and the VIN of the target electric vehicle. Therefore, the charging pile verifies the legality of the target electric automobile through the second coded information and the VIN, illegal personnel are prevented from embezzlement of the charging pile for charging illegal vehicles, the charging safety is improved, meanwhile, the complexity of authentication operation in the charging process of a user is reduced, and the charging use experience of the user is improved.
As a specific implementation manner, sending a plug and play command to the charging pile according to the first response packet includes:
analyzing the first response message to obtain the first coding information;
generating the plug-and-charge instruction according to the first coding information and the VIN of the target automobile;
specifically, the second encoding information is generated according to the first encoding information, and then the second encoding information and the VIN of the target electric vehicle are written into the charge-as-you-go instruction to generate the plug-and-charge-as-you-go instruction; the first coding information is the same as the second coding information, namely the first coding information and the VIN are directly written into a plug-and-charge instruction; or, the first coded information is calculated by utilizing a known algorithm of the target electric vehicle and the charging pile to obtain second coded information.
And sending the plug-and-charge instruction to the charging pile.
Further, as an optional implementation manner, the method further includes:
receiving a Bluetooth broadcast message sent by the charging pile;
here, it should be noted that the bluetooth broadcast message may carry at least one of the coded information of the charging pile, the charging gun state, and the instruction type, where the coded information of the charging pile is a unique identifier of the charging pile; the charging gun state comprises connection, half connection and disconnection; the instruction type is used for indicating the type of the operation, such as plug-and-charge, charging cover opening and the like;
and under the condition that the Bluetooth broadcast message is successfully analyzed, sending a second response message related to the Bluetooth broadcast message to the charging pile so as to establish Bluetooth connection with the charging pile.
The step may specifically be sending the second response message to the charging pile according to the coded information of the charging pile obtained by analyzing the bluetooth broadcast message, so as to implement bluetooth connection with the charging pile.
Further, as another optional implementation manner, after sending a plug and play instruction to the charging pile according to the first response packet, the method further includes:
receiving a third response message which is sent by the charging pile and is related to the plug-and-charge instruction, wherein the third response message is used for indicating the plug-and-charge state;
receiving a PWM voltage signal sent by the charging pile;
and closing the corresponding charging switch according to the PWM voltage signal.
Here, it should be noted that after the charging switch is closed, the charging pile detects whether the charging pilot CP signal with the target electric vehicle is switched from 9V PWM to 6V PW (when the charging switch is closed, the CP signal changes); after detecting the change of the CP signal, the charging pile may close the corresponding relay to output a charging current to the target electric vehicle.
The following describes, with reference to fig. 3, a process implemented by the embodiment of the present application:
(1) the method comprises the steps that a dedicated charging pile detects whether a charging gun is connected with the dedicated charging pile, if yes, a Bluetooth broadcast message is sent, and at least one of coding information, a charging gun state and an instruction type of the charging pile is carried in the Bluetooth broadcast message; if not, continuously detecting whether a charging gun is connected with the charging gun or not;
(2) the electric automobile detects whether a Bluetooth broadcast message is received or not, if so, the received Bluetooth broadcast message is analyzed, and a second response message related to the Bluetooth broadcast message is sent to the exclusive charging pile under the condition of successful analysis; if not, continuously detecting whether a Bluetooth broadcast message is received;
(3) after the electric automobile sends the second response message, sending a login message to the special charging pile;
(4) the dedicated charging pile detects whether a second response message is received, and if so, detects whether a login message is received; if not, continuously detecting whether a second response message is received;
(5) the charging pile sends a first response message to the electric automobile when detecting that the login message is received;
(6) the electric automobile detects whether a first response message is received, if so, a plug and play command is sent to the charging pile, and if not, whether the first response message is received is continuously detected;
(7) the charging pile detects whether a plug-and-play instruction is received; if yes, sending a third response message to the electric automobile, and detecting whether the charging pile is in fault and whether the VIN is correct; if not, continuously detecting whether a plug and charge command is received;
(8) when the charging pile detects that no fault exists and the VIN is correct, a PWM voltage signal is sent to the electric automobile; when detecting that a fault exists or the VIN is incorrect, the charging pile sends a Bluetooth broadcast message to the APP of the mobile terminal to inform a user;
(9) the electric automobile detects whether a third response message is received, if so, the electric automobile further detects whether the CP signal changes from level to PWM;
(10) when the electric automobile detects that the CP signal turns to PWM, a charging switch S2 on a charging line is closed;
(11) the charging pile detects whether the CP signal has 9V PWM changed into 6V PWM, if so, the relay is closed, and therefore current is output to the electric automobile; if not, the CP signal is continuously detected.
It should be noted that, in the charging method provided in the embodiment of the present application, the execution main body may be a charging device, or a control module in the charging device for executing a loading charging method. In the embodiment of the present application, a method for loading and charging by a device is taken as an example, and a charging method provided in the embodiment of the present application is described.
As shown in fig. 4, an embodiment of the present application further provides a charging device, which is applied to a charging pile, and the charging device includes:
the first receiving module 401 is configured to receive a login message sent by a target electric vehicle when a bluetooth connection is established with the target electric vehicle;
a first sending module 402, configured to send a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile;
a second receiving module 403, configured to receive a plug-and-play instruction sent by the target electric vehicle, where the plug-and-play instruction carries second encoding information and a vehicle identification number VIN of the target electric vehicle;
a control module 404, configured to start a charging process according to the first encoding information, the second encoding information, and the VIN.
In the charging device according to the embodiment of the application, first, a first receiving module 401 receives a login message sent by a target electric vehicle under the condition that a bluetooth connection is established with the target electric vehicle; secondly, the first sending module 402 sends a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile; thirdly, a second receiving module 403 receives a plug-and-play instruction sent by the target electric vehicle, where the plug-and-play instruction carries second encoding information and a vehicle identification number VIN of the target electric vehicle; finally, the control module 404 starts a charging process according to the first encoding information, the second encoding information and the VIN. So, realized utilizing first coding information to inspect whether electric automobile can correctly the first response message of leopard, can also verify electric automobile's legitimacy through the VIN sign indicating number, realized the dual verification to electric automobile's identity, avoid illegal vehicle utilization to fill electric pile and charge, avoid user manual authorization simultaneously, reduced the complexity of the authentication process that charges, improved user and used and experienced.
Optionally, the control module 404 is specifically configured to:
and under the condition that the first coded information is matched with the second coded information, the VIN is matched with a VIN pre-stored in the charging pile, and the charging pile has no fault, outputting a Pulse Width Modulation (PWM) voltage signal to the target electric automobile.
Optionally, the apparatus further comprises:
the second sending module is used for sending the Bluetooth broadcast message under the condition that the charging gun is detected to be connected;
and the third receiving module is used for receiving a second response message which is sent by the target electric automobile and related to the Bluetooth broadcast message so as to establish Bluetooth connection with the target electric automobile.
Optionally, the apparatus further comprises:
and the third sending module is used for sending a third response message related to the plug-and-play instruction to the target electric vehicle, wherein the third response message is used for indicating the plug-and-play state.
As shown in fig. 5, an embodiment of the present application further provides a charging device, which is applied to a target electric vehicle, and the charging device includes:
a first sending module 501, configured to send a login message to a charging pile when a bluetooth connection is established with the charging pile;
a first receiving module 502, configured to receive a first response message corresponding to the login message sent by the charging pile; the first response message carries first coding information related to the charging pile;
a second sending module 503, configured to send a plug-and-play instruction to the charging pile according to the first response message, where the plug-and-play instruction carries second encoding information and the VIN of the target electric vehicle.
In the charging device according to the embodiment of the application, first, under the condition that the first sending module 501 establishes bluetooth connection with the charging pile, the target electric vehicle sends a login message to the charging pile; secondly, the first receiving module 502 receives a first response message corresponding to the login message sent by the charging pile; the first response message carries first coding information related to the charging pile; then, the second sending module 503 sends a plug-and-charge instruction to the charging pile according to the first response message, where the plug-and-charge instruction carries second encoding information and the VIN of the target electric vehicle. Therefore, the charging pile verifies the legality of the target electric automobile through the second coded information and the VIN, illegal personnel are prevented from embezzlement of the charging pile for charging illegal vehicles, the charging safety is improved, meanwhile, the complexity of authentication operation in the charging process of a user is reduced, and the charging use experience of the user is improved.
Optionally, the second sending module 503 includes:
the analysis submodule is used for analyzing the first response message to obtain the first coding information;
the generating submodule is used for generating the plug-and-charge instruction according to the first coding information and the VIN of the target automobile;
and the sending submodule is used for sending the plug-and-charge command to the charging pile.
Optionally, the apparatus further comprises:
the second receiving module is used for receiving the Bluetooth broadcast message sent by the charging pile;
and the third sending module is used for sending a second response message related to the Bluetooth broadcast message to the charging pile under the condition that the Bluetooth broadcast message is successfully analyzed so as to establish Bluetooth connection with the charging pile.
Optionally, the apparatus further comprises:
a third sending module, configured to receive a third response packet sent by the charging pile and related to the plug-and-play instruction, where the third response packet is used to indicate a plug-and-play state;
the third receiving module is used for receiving the PWM voltage signal sent by the charging pile;
and the control module is used for closing the corresponding charging switch according to the PWM voltage signal.
The embodiment of the application further provides a charging pile, including: a transceiver, a processor, a memory, and a program or instructions stored on the memory and executable on the processor; when the processor executes the program or the instruction, the above-described processes applied to the charging method embodiment for the charging pile are implemented, and the same technical effects can be achieved.
The embodiment of the present application further provides an electric automobile, including: a transceiver, a processor, a memory, and a program or instructions stored on the memory and executable on the processor; when the processor executes the program or the instructions, the processes of the charging method embodiment applied to the target electric vehicle as described above are implemented, and the same technical effects can be achieved.
The embodiment of the present application further provides a readable storage medium, where a program is stored on the readable storage medium, and when the program is executed by a processor, the program is implemented to implement the processes of the charging method embodiment applied to the charging pile, or the processes of the charging method embodiment applied to the target electric vehicle, and the same technical effects can be achieved, and in order to avoid repetition, the detailed description is omitted here. The readable storage medium may be a Read-Only Memory (ROM), a Random Access Memory (RAM), a magnetic disk or an optical disk.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
While the foregoing is directed to the preferred embodiment of the present application, it will be appreciated by those skilled in the art that various changes and modifications may be made therein without departing from the principles of the application, and it is intended that such changes and modifications be covered by the appended claims.
Claims (12)
1. A charging method is applied to a charging pile, and comprises the following steps:
under the condition of establishing Bluetooth connection with a target electric vehicle, receiving a login message sent by the target electric vehicle;
sending a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile;
receiving a plug-and-charge command sent by the target electric vehicle, wherein the plug-and-charge command carries second coding information and a Vehicle Identification Number (VIN) of the target electric vehicle;
and starting a charging process according to the first coding information, the second coding information and the VIN.
2. The method of claim 1, wherein starting a charging process according to the first encoded information, the second encoded information, and the VIN comprises:
and under the condition that the first coded information is matched with the second coded information, the VIN is matched with a VIN pre-stored in the charging pile, and the charging pile has no fault, outputting a Pulse Width Modulation (PWM) voltage signal to the target electric automobile.
3. The method of claim 1, further comprising:
under the condition that the connection of a charging gun is detected, a Bluetooth broadcast message is sent;
and receiving a second response message which is sent by the target electric automobile and related to the Bluetooth broadcast message so as to establish Bluetooth connection with the target electric automobile.
4. The method of claim 1, wherein after receiving the plug-and-charge command sent by the target electric vehicle, the method further comprises:
and sending a third response message related to the plug and charge command to the target electric vehicle, wherein the third response message is used for indicating the plug and charge state.
5. A charging method, characterized by being applied to a target electric vehicle, the method comprising:
under the condition of establishing Bluetooth connection with a charging pile, sending a login message to the charging pile;
receiving a first response message which is sent by the charging pile and corresponds to the login message; the first response message carries first coding information related to the charging pile;
and sending a plug-and-play instruction to the charging pile according to the first response message, wherein the plug-and-play instruction carries second coding information and the VIN of the target electric vehicle.
6. The method of claim 5, wherein sending a plug-and-charge command to the charging pile according to the first response packet comprises:
analyzing the first response message to obtain the first coding information;
generating the plug-and-charge command according to the first coding information and the VIN of the target automobile;
and sending the plug-and-charge instruction to the charging pile.
7. The method of claim 5, further comprising:
receiving a Bluetooth broadcast message sent by the charging pile;
and under the condition that the Bluetooth broadcast message is successfully analyzed, sending a second response message related to the Bluetooth broadcast message to the charging pile so as to establish Bluetooth connection with the charging pile.
8. The method of claim 5, wherein after sending a plug-and-play command to the charging post according to the first response packet, the method further comprises:
receiving a third response message which is sent by the charging pile and is related to the plug-and-charge instruction, wherein the third response message is used for indicating the plug-and-charge state;
receiving a PWM voltage signal sent by the charging pile;
and closing the corresponding charging switch according to the PWM voltage signal.
9. A charging device, characterized in that, is applied to filling electric pile, the device includes:
the first receiving module is used for receiving a login message sent by a target electric vehicle under the condition that Bluetooth connection is established between the first receiving module and the target electric vehicle;
the first sending module is used for sending a first response message corresponding to the login message to the target electric vehicle; the first response message carries first coding information related to the charging pile;
the second receiving module is used for receiving a plug-and-play instruction sent by the target electric vehicle, wherein the plug-and-play instruction carries second coding information and a Vehicle Identification Number (VIN) of the target electric vehicle;
and the control module is used for starting a charging process according to the first coding information, the second coding information and the VIN.
10. A charging device for use in a target electric vehicle, the device comprising:
the first sending module is used for sending a login message to the charging pile under the condition that Bluetooth connection is established between the first sending module and the charging pile;
the first receiving module is used for receiving a first response message which is sent by the charging pile and corresponds to the login message; the first response message carries first coding information related to the charging pile;
and the second sending module is used for sending a plug-and-charge command to the charging pile according to the first response message, wherein the plug-and-charge command carries second coding information and the VIN of the target electric vehicle.
11. A charging pile, comprising: a transceiver, a processor, a memory, and a program or instructions stored on the memory and executable on the processor; characterised in that the processor, when executing the program or instructions, carries out the steps of the charging method according to any one of claims 1 to 4.
12. An electric vehicle comprising: a transceiver, a processor, a memory, and a program or instructions stored on the memory and executable on the processor; characterised in that the processor, when executing the program or instructions, carries out the steps of the charging method according to any one of claims 5 to 8.
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| CN202210381978.1A CN114670695A (en) | 2022-04-12 | 2022-04-12 | Charging method and device, charging pile and electric automobile |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210381978.1A CN114670695A (en) | 2022-04-12 | 2022-04-12 | Charging method and device, charging pile and electric automobile |
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