CN110460557A - Charging management method, device, battery management system and the electric vehicle of electric vehicle - Google Patents
Charging management method, device, battery management system and the electric vehicle of electric vehicle Download PDFInfo
- Publication number
- CN110460557A CN110460557A CN201810425174.0A CN201810425174A CN110460557A CN 110460557 A CN110460557 A CN 110460557A CN 201810425174 A CN201810425174 A CN 201810425174A CN 110460557 A CN110460557 A CN 110460557A
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- Prior art keywords
- charging
- electric vehicle
- message
- communication protocol
- charging equipment
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/18—Multiprotocol handlers, e.g. single devices capable of handling multiple protocols
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/24—Negotiation of communication capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L69/00—Network arrangements, protocols or services independent of the application payload and not provided for in the other groups of this subclass
- H04L69/26—Special purpose or proprietary protocols or architectures
Abstract
The invention discloses a kind of charging management method of electric vehicle, device, battery management system and electric vehicles, wherein, method includes: to determine the first identifier information of multipacket message to be sent according to the preset first charging communication protocol of electric vehicle, and first identifier information and its corresponding first bag data are sent to charging equipment；Judge whether that the more packets for receiving charging equipment reply allow message；If not, the second identifier information of multipacket message to be sent is then determined according to the preset second charging communication protocol of electric vehicle, and by second identifier information and its corresponding second bag data to charging equipment, wherein the first charging communication protocol is different with second priority level of communication protocol that charges.This method can effectively improve the compatibility of electric vehicle, improve the applicability of charging, more convenient, better ensure that the reliability of electric vehicle, effectively promotion user experience.
Description
Technical field
The present invention relates to electric vehicle charging technique field, in particular to a kind of charging management method of electric vehicle, device, electricity
Pond management system and electric vehicle.
Background technique
In the related art, between BMS (Battery Management System, battery management system) and charging pile
It needs to carry out charging communication by the communication protocol that charges, to realize Vehicular charging.
However, there are many charging communication protocols, while the standard of different types of charging communication protocol is different, and is related to
More packets priority it is also different and communication protocol is often constantly updated, be easy to cause vehicle and charging equipment to lead to
Believe the unmatched situation of agreement, so that vehicle cannot achieve charging, causes the compatibility of vehicle poor, and the applicability of vehicle
Lower, charging is inconvenient, and seriously affects the usage experience of user.
Summary of the invention
The application is to be made based on inventor to the understanding of following problems and discovery:
In the related art, BMS (Battery Management System, battery management system) and charging equipment it
Between by charge communication protocol communicated and charged, wherein charging communication protocol there are many, as GBT 27930-2015 " electricity
Communication protocol between the off-board conduction-type charger of electrical automobile and battery management system ", former capital mark GBT 27930-2011 " electricity
Communication protocol between the off-board conduction-type charger of electrical automobile and battery management system " etc..
However, the standard due to different charging communication protocol is different, and the priority for the more packets being related to is also different, when
It when transmission data correspond to more packets, often results in multipacket message and sends and receives the incompatible inconsistent problem of agreement, as charging is set
Standby multipacket message, the BMS for not identifying that BMS is sent does not identify the multipacket message etc. that charging equipment is sent, and generally requires electronic
Vehicle finds matched charging equipment just and can be carried out charging, and the problem of can not charging normal, the poor compatibility of electric vehicle, charging is fitted
It is poor with property, it is inconvenient, the reliability of electric vehicle is greatly reduced, the usage experience of user is seriously affected.
The present invention is directed to solve at least some of the technical problems in related technologies.
For this purpose, the first purpose of this invention is to propose a kind of charging management method of electric vehicle, this method can have
Effect improves the compatibility of electric vehicle, improves the applicability of charging, more convenient, better ensures that the reliability of electric vehicle,
Effectively promote user experience.
Second object of the present invention is to propose a kind of charging controller of electric vehicle.
Third object of the present invention is to propose a kind of battery management system.
Fourth object of the present invention is to propose a kind of electric vehicle.
In order to achieve the above objectives, first aspect present invention embodiment proposes a kind of charging management method of electric vehicle, packet
It includes following steps: determining the first identifier information of multipacket message to be sent according to the preset first charging communication protocol of electric vehicle,
And the first identifier information and its corresponding first bag data are sent to charging equipment；Judge whether to receive described fill
More packets that electric equipment is replied allow message；If it is not, then being determined according to the preset second charging communication protocol of the electric vehicle pending
Send the second identifier information of multipacket message, and by the second identifier information and its corresponding second bag data to the charging
Equipment, wherein the first charging communication protocol is different from the second charging priority level of communication protocol.
The charging management method of the electric vehicle of the embodiment of the present invention can be compatible with a variety of charging communication protocols and guarantee cell tube
Sending and receiving for more messages is normally carried out between reason system and charging equipment, guarantees charging normal for electric vehicle, to have
Effect improves the compatibility of electric vehicle, improves the applicability of charging, more convenient, better ensures that the reliability of electric vehicle,
Effectively promote user experience.
In addition, the charging management method of electric vehicle according to the above embodiment of the present invention can also have following additional skill
Art feature:
Further, in one embodiment of the invention, the above method further include: if so, being filled according to described first
Telecommunication agreement and the charging equipment carry out the transmission of subpackage message.
Further, in one embodiment of the invention, described to be communicated according to preset second charging of the electric vehicle
Agreement determines the second identifier information of multipacket message to be sent, and by the second identifier information and its corresponding second packet number
After the extremely charging equipment, further includes: judge whether that receiving more packets that the charging equipment is replied allows message；If
It is then to carry out subpackage message transmissions according to the second charging communication protocol and the charging equipment, records and stores described fill
The identification information of electric equipment and matched the second charging communication protocol information.
Further, in one embodiment of the invention, judge whether that receiving the charging equipment replys described
More packets allow message before, further includes: wait the permission message for receiving charging equipment feedback within a preset time, it is described default
Time includes that at least one allows message feedback cycle.
In order to achieve the above objectives, second aspect of the present invention embodiment proposes a kind of charging controller of electric vehicle, packet
It includes: the first sending module, for determining the first of multipacket message to be sent according to the preset first charging communication protocol of electric vehicle
Identification information, and the first identifier information and its corresponding first bag data are sent to charging equipment；First judges mould
Block, for judging whether that receiving more packets that the charging equipment is replied allows message；Second sending module, for not connecing
When receiving more packets that the charging equipment is replied allows message, determined according to the preset second charging communication protocol of the electric vehicle
The second identifier information of multipacket message to be sent, and by the second identifier information and its corresponding second bag data to described
Charging equipment, wherein the first charging communication protocol is different from the second charging priority level of communication protocol.
The charging controller of the electric vehicle of the embodiment of the present invention can be compatible with a variety of charging communication protocols and guarantee cell tube
Sending and receiving for more messages is normally carried out between reason system and charging equipment, guarantees charging normal for electric vehicle, to have
Effect improves the compatibility of electric vehicle, improves the applicability of charging, more convenient, better ensures that the reliability of electric vehicle,
Effectively promote user experience.
In addition, the charging controller of electric vehicle according to the above embodiment of the present invention can also have following additional skill
Art feature:
Further, in one embodiment of the invention, above-mentioned apparatus further include: first communication module, for connecing
When receiving more packets that the charging equipment is replied allows message, according to the first charging communication protocol and the charging equipment into
The transmission of row subpackage message.
Further, in one embodiment of the invention, above-mentioned apparatus further include: the second judgment module, for pressing
The second identifier information of multipacket message to be sent is determined according to the preset second charging communication protocol of the electric vehicle, and by described the
After two identification informations and its corresponding second bag data to the charging equipment, judge whether to receive the charging equipment
The more packets replied allow message；Second communication module, when allowing message for receiving more packets that the charging equipment is replied, according to
Subpackage message transmissions are carried out according to the second charging communication protocol and the charging equipment, record and store the charging equipment
Identification information and matched the second charging communication protocol information.
Further, in one embodiment of the invention, above-mentioned apparatus further include: module is waited, for sentencing described
Before the disconnected more packets for whether receiving the charging equipment reply allow message, it is anti-to receive charging equipment for waiting within a preset time
The permission message of feedback, the preset time include that at least one allows message feedback cycle.
In order to achieve the above objectives, third aspect present invention embodiment proposes a kind of battery management system, including above-mentioned
The charging controller of electric vehicle.The battery management system can be compatible with a variety of charging communication protocols guarantee battery management systems with
Sending and receiving for more messages is normally carried out between charging equipment, guarantees charging normal for electric vehicle, to effectively improve electricity
The compatibility of motor-car improves the applicability of charging, more convenient, better ensures that the reliability of electric vehicle, is effectively promoted
User experience.
In order to achieve the above objectives, fourth aspect present invention embodiment proposes a kind of electric vehicle, including above-mentioned cell tube
Reason system.The electric vehicle can be compatible with a variety of charging communication protocols guarantee between battery management systems and charging equipment normally into
Sending and receiving for the more messages of row, guarantees charging normal for electric vehicle, to effectively improve the compatibility of electric vehicle, improves charging
Applicability, it is more convenient, better ensure that the reliability of electric vehicle, effectively promotion user experience.
The additional aspect of the present invention and advantage will be set forth in part in the description, and will partially become from the following description
Obviously, or practice through the invention is recognized.
Detailed description of the invention
Above-mentioned and/or additional aspect and advantage of the invention will become from the following description of the accompanying drawings of embodiments
Obviously and it is readily appreciated that, in which:
Fig. 1 is a message schematic diagram according to the relevant technologies；
Fig. 2 is another message schematic diagram according to the relevant technologies；
Fig. 3 is the flow chart according to the charging management method of the electric vehicle of one embodiment of the invention；
Fig. 4 is the flow chart according to the charging management method of the electric vehicle of a specific embodiment of the invention；And
Fig. 5 is the structural schematic diagram according to the charging controller of the electric vehicle of one embodiment of the invention.
Specific embodiment
The embodiment of the present invention is described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning to end
Same or similar label indicates same or similar element or element with the same or similar functions.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to is used to explain the present invention, and is not considered as limiting the invention.
Before charging management method, device, battery management system and the electric vehicle for introducing electric vehicle, one is first simply introduced
The defect of lower the relevant technologies.
(1) charging pile does not identify the multipacket message that BMS is sent.
As shown in Figure 1, acquiring fast charge mouth message by PCAN, CRM (18,01F,456 00 01 20 is had sent in charging pile
20 20 20 20 20) after.BMS starts to send BRM, and BRM is multipacket message, and BMS first has sent head packet (18,EC5,6F4 10 29
00) 00 06 FF 00 02, should be 0X1CECF456 with ID after charging pile receives the head packet that BMS is sent under normal circumstances
(1939 recommend) replys BMS and wraps request more, next BMS sends subpackage.But as can be seen that BMS is issued from message
After (18EC56F4), charging pile is still sending out always CRM；(1801F456), thus deducibility charging pile cannot identify that BMS is sent
ID (18EC56F4), therefore charging pile will be considered that always BMS does not send BRM, leads to time-out of shaking hands.
(2) BMS does not identify the multipacket message that charging pile is sent.
As shown in Fig. 2, BMS is opened after charging pile has sent CRM (18,01F,456 00 01 20 20 20 20 20 20)
Originate and send BRM, BRM is multipacket message, BMS first have sent head packet (10 29 00 06 FF of 18EC56F4,00 02 00 remarks:
1st byte is control command byte, and claim frame command byte is 0X 10, and the 2-3 byte sends total for next needs
Packet number, next the first packet Bale No. that the 4th byte representation is sent, 5 byte 0XFF, 6-8 bytes are No. PGN), charging pile receives
After the head packet that BMS is sent, BMS should be replied for 0X1CECF456 (1939 recommend) with ID and wrap request more, next BMS is sent divides
Packet.
From in fast charge message as can be seen that charging pile receive BMS more packets request after, with ID:18ECF456 reply it is more
Packet is requested, and what is write in BMS program is to receive by ID 0X1CECF456, therefore BMS does not identify that more packets that charging pile is replied allow
The message of transmission, therefore next cause BRM overtime without the content of transmission subpackage, cannot charge normal.
It is " logical between the off-board conduction-type charger of electric car and battery management system in compatible GBT 27930-2011
Believe agreement " the national standard charging of standard when, have frequent occurrence due to BMS and charger to standard understanding different, cause normally to fill
Electricity.Some BMS only press national standard GBT 27930-2011 " between the off-board conduction-type charger of electric car and battery management system
Communication protocol " as defined in priority calculated more than packet send and receive ID, cannot only press " SAEJ1939-21:2006 "
Priority as defined in agreement calculated more than packet send and receive and charged normal on ID, conversely, BMS only press " SAEJ1939-21:
2006 " priority as defined in agreement carries out calculating the ID for wrapping more and sending and receiving, and cannot only press the preferential grading of national regulations
Row calculates wrap more and charges normal on the charging pile for sending and receiving ID.
It is based on above-mentioned reason, the embodiment of the present invention proposes the charging management method, device, battery of a kind of electric vehicle
Management system and electric vehicle.
The charging management method, device, battery of the electric vehicle proposed according to embodiments of the present invention are described with reference to the accompanying drawings
Management system and electric vehicle describe the Charge Management side of the electric vehicle proposed according to embodiments of the present invention with reference to the accompanying drawings first
Method.
Fig. 3 is the flow chart of the charging management method of the electric vehicle of one embodiment of the invention.
As shown in figure 3, the charging management method of the electric vehicle the following steps are included:
In step S301, the first of multipacket message to be sent is determined according to the preset first charging communication protocol of electric vehicle
Identification information, and first identifier information and its corresponding first bag data are sent to charging equipment.
It is understood that the preset first charging communication protocol of electric vehicle can be logical for 1939 agreements or national standard charging
Believe agreement, the first charging communication protocol can be arranged according to the actual situation, be not specifically limited herein, separately by those skilled in the art
Outside, identification information can for head packet mark ID etc., below the first charging communication protocol with 1939 agreements, first identifier information be the
For one packet mark ID, it is necessary first to which electric vehicle and charging equipment are communicatively coupled, and obtain shaking hands for charging equipment transmission
Then message sends first packet mark ID:1CEC56F4 to charging equipment according to according to 1939 agreements.Wherein, charging equipment
Can for charging pile or other can be as the case may be to the device that electric vehicle charges, those skilled in the art
It is selected, is not specifically limited herein.
In step s 302, judge whether that the more packets for receiving charging equipment reply allow message.
It is understood that at this point, the embodiment of the present invention judges whether to receive charging equipment according to first identifier information
More packets of corresponding head bag data frame feedback allow message.
In one embodiment of the invention, the method for the embodiment of the present invention further include: if so, logical according to the first charging
Believe that agreement and charging equipment carry out the transmission of subpackage message.
It is understood that after more packets that vehicle receives charging equipment feedback allow message, then vehicle and charging
Normally it can be charged and be communicated between equipment.
In step S303, if it is not, then determining more packet reports to be sent according to the preset second charging communication protocol of electric vehicle
The second identifier information of text, and by second identifier information and its corresponding second bag data to charging equipment, wherein first fills
Telecommunication agreement is different from the second charging priority level of communication protocol.
It is understood that the feelings of communication failure are carried out by the first charging communication protocol in electric vehicle and charging equipment
Condition, the connection that electric vehicle can be communicated with charging equipment again by the second charging communication protocol, certainly, the first charging is logical
Believe that agreement does not use the setting of the agreement of any communication, and the first communication protocol preferentially with the second charging communication protocol
It is specially which kind of communication protocol with the second communication protocol, is not specifically limited herein.Wherein, the first charging communication protocol and second
The communication protocol that charges is different communication protocol, i.e., is same type of communication protocol in communication protocol, but communication protocol is excellent
In the case that first grade is different, the different communication protocol of the grade that also gives priority to is different communication protocol.
For example, BMS and charging pile are according to GBT 27930-2015 " the off-board conduction-type charger of electric car and cell tube
Communication protocol between reason system " standard communicated and charged, it is desirable that and GBT 27930-2011 " electric car is marked by compatible former capital
Communication protocol between off-board conduction-type charger and battery management system ".2011 editions standards are to priority, data length,
Message period etc. has carried out regulation, it is specified that mostly packet (BRM) priority is 6.The national regulations " transmit 9 words between BMS and charger
Section or above data use transport protocol capabilities.Connection initialization, data transmission, connection closed should follow SAEJ1939-21:
The regulation of 5.4.7 and the transmission of 5.10 message in 2006." and " SAEJ1939-21:2006 " standard as defined in more packets send it is preferential
Grade is 7, if the priority 6 that BMS pressed national regulations calculates ID, and charging pile is according to excellent as defined in " SAEJ1939-21:2006 "
First grade 7 calculates ID；Or BMS calculates ID according to priority 7 as defined in " SAEJ1939-21:2006 ", and charging pile is advised according to national standard
Fixed priority 6 calculates ID, then leads to communication failure, reports packet voice time-out and cannot charge normal.Therefore, priority is different
Communication protocol be different communication protocol, and the embodiment of the present invention passes through compatible a variety of charging communication protocols, effective guarantee electricity
The compatibility of motor-car, it is convenient and efficient, substantially increase the usage experience of user.
Further, in one embodiment of the invention, it is determined according to the preset second charging communication protocol of electric vehicle
The second identifier information of multipacket message to be sent, and by second identifier information and its corresponding second bag data to charging equipment
Later, further includes: judge whether that the more packets for receiving charging equipment reply allow message；If so, according to the second charging communication
Agreement and charging equipment carry out subpackage message transmissions, and the identification information and matched second for recording and storing charging equipment fill
Telecommunication protocol information.
It is understood that after more packets that vehicle receives charging equipment feedback allow message, then vehicle and charging
Normally it can be charged and be communicated between equipment, at this point, vehicle registration and the mark of the charging equipment is stored, as charging is set
The number etc. of standby ID or charging equipment, when the charging equipment is charged, directly to be filled by what is recorded in next time
Telecommunication agreement carries out charging communication.So as to effectively save the time, the convenience of electric vehicle charging is improved, electricity is effectively improved
The reliability of motor-car, greatly enhances the user experience, simple easily to realize.
It should be noted that the first communication protocol is using more communication protocol, most charging equipment is also used
Therefore first communication protocol when electric vehicle can carry out normal communication with charging equipment by the first communication, can not have to note
The charging equipment is recorded, also can recorde the charging equipment, so that next time on the charging equipment when charging, can directly be filled
Electricity, those skilled in the art can be configured according to the actual situation, be not specifically limited herein.And the second communication protocol is to make
It therefore, can after electric vehicle and charging equipment can be by the successes of the second communication protocol communication with the not high communication protocol of rate
To record the charging equipment, so that next time charges on the charging equipment, so as to effectively save the time, improve electronic
The convenience of vehicle charging, effectively improves the reliability of electric vehicle, greatly enhances the user experience, simple easily to realize.
For example, the second charging communication protocol is national standard communication protocol, the head packet for the BRM that electric vehicle is calculated by national standard
ID:18EC56F4, and it is sent to charging equipment, such as charging pile, after the head bag data frame that charging pile receives electric vehicle transmission
The more packets of feedback allow message, then at this point, electric vehicle and charging pile can carry out charging communication by national standard communication protocol, and record
The ID of charging pile, such as B, storage are recorded as charging pile B, and charging communication protocol is national standard communication protocol, and electric vehicle exists next time
When the charging pile is charged, charging communication is directly carried out by the charging communication protocol recorded, when so as to effectively save
Between, the convenience of electric vehicle charging is improved, the reliability of electric vehicle is effectively improved, greatly enhances the user experience, simply
Easily realize.
Further, in one embodiment of the invention, in the more Bao Yun for judging whether to receive charging equipment reply
Perhaps before message, further includes: wait the permission message for receiving charging equipment feedback within a preset time, preset time includes at least
One permission message feedback cycle.
It is understood that if as in 20ms in preset time, if electric vehicle receives the feedback of charging equipment,
Electric vehicle can be normally carried out charging with charging equipment and communicate；If being not received by the feedback of charging equipment, electric vehicle
Can not be compatible with charging equipment, electric vehicle can not charge on the charging equipment.If can not charge, vehicle can
User is reminded in a manner of through alarm, charging equipment is incompatible, or user can be reminded by way of voice broadcast, such as
" charging equipment is incompatible, can not charge " is not specifically limited, about the mode for reminding user by reminding use in time herein
Charging equipment is replaced at family, so as to effectively promote the usage experience of user.
In one particular embodiment of the present invention, as shown in figure 4, by taking the BRM multipacket message of handshake phase as an example, In
After BMS receives the handshake message CRM of charging pile transmission, BMS sends the head packet of BRM, i.e. request sends more packets, first presses 1939 agreements
The ID:1CEC56F4 of calculating is sent, and judges whether that the more packets for receiving charging pile reply allow message after two period 20ms, i.e., quasi-
Preparation is delivered newspaper text, the ID:1CECF456 judgement first calculated by 1939 agreements, if the message for not receiving the ID judges whether to receive again
By the ID:18ECF456 that national standard calculates, if still not receiving, the ID calculated for 1939 agreement of charging pile nonrecognition can determine that.BMS
After the head packet ID:18EC56F4,20ms that send the BRM calculated by national standard, the embodiment of the present invention judges whether that receiving charging pile returns
Multiple more packets allow message, if receiving, BMS sends the subpackage message of BRM, send ID by 1939 agreements are as follows: 1CEB56F4, it should
Subpackage is that 7 frames judge whether the end of message response message for receiving charging pile after waiting 100ms, if not receiving, BMS transmission is pressed
Judge whether the end of message response message for receiving charging pile after waiting 100ms according to the ID:1CEB56F4 that national standard agreement calculates,
If receiving, the communication of subsequent packet is carried out according to national standard, to effectively improve the compatibility of vehicle electrical motor-car, improves the suitable of charging
It is more convenient with property, better ensure that the reliability of vehicle electrical motor-car, effectively promotion user experience.
Further, " the off-board conduction-type of electric car fills the compatible GBT 27930-2015 of the method for the embodiment of the present invention
Communication protocol between motor and battery management system " and " data link layer SAEJ1939-21:2006 " agreement more packets transmission
Message.After BMS is issued the head packet of multipacket message by SAEJ1939-21:2006 agreement, it can not receive charging equipment in two periods and return
Multiple more packets allow message, then BMS is issued the head packet of multipacket message by " GBT 27930-2015 " agreement；BMS receives charging and sets
Standby to reply more packet permission messages, BMS first presses SAEJ1939-21:2006 agreement multipacket message ID reception, if receiving in two periods
Less than then BMS is received by " GBT 27930-2015 " agreement multipacket message ID；Subpackage is issued by the above principle BMS, receives and fills
After completion message is wrapped in the reception that electric equipment is replied more, which wraps more and is sent completely.
To sum up, the embodiment of the present invention includes BMS (battery management system), off-board fast charge charging equipment, battery pack, vehicle-mounted
DC charging socket, and pass through compatible SAEJ1939-21:2006 and GBT 27930-2011 " the off-board conduction-type of electric car
Communication protocol between charger and battery management system " agreement, the transmission that BMS can normally with charging equipment progress multipacket message
With reception, it is normally carried out charging, vehicle electrical motor-car can be compatible with a variety of charging communication protocols, the simultaneous of vehicle electrical motor-car is effectively ensured
Capacitive improves the applicability of charging to effectively improve the compatibility of vehicle electrical motor-car, more convenient, better ensures that
The reliability of vehicle electrical motor-car, effectively promotion user experience.
The charging management method of the electric vehicle proposed according to embodiments of the present invention can be compatible with a variety of charging communication protocols and protect
Sending and receiving for more messages is normally carried out between card battery management system and charging equipment, guarantees normally filling for electric vehicle
Electricity improves the applicability of charging to effectively improve the compatibility of electric vehicle, more convenient, better ensures that electric vehicle
Reliability, effectively promotion user experience.
Referring next to the charging controller for the electric vehicle that attached drawing description proposes according to embodiments of the present invention.
Fig. 5 is the structural schematic diagram of the charging controller of the electric vehicle of one embodiment of the invention.
As shown in figure 5, the charging controller 10 of the electric vehicle includes: the first sending module 100, first judgment module
200 and second sending module 300.
Wherein, the first sending module 100 is used to determine according to the preset first charging communication protocol of electric vehicle to be sent more
The first identifier information of packet voice, and first identifier information and its corresponding first bag data are sent to charging equipment.The
More packets that one judgment module 200 is used to judge whether to receive charging equipment reply allow message.Second sending module 300 is used for
When the more packets for being not received by charging equipment reply allow message, determined according to the preset second charging communication protocol of electric vehicle
The second identifier information of multipacket message to be sent, and second identifier information and its corresponding second bag data to charging are set
It is standby, wherein the first charging communication protocol is different from the second charging priority level of communication protocol.The device 10 of the embodiment of the present invention
The compatibility that can effectively improve electric vehicle improves the applicability of charging, more convenient, and better ensure that electric vehicle can
By property, effectively promotion user experience.
Further, in one embodiment of the invention, the device 10 of the embodiment of the present invention further include: the first communication mould
Block.Wherein, first communication module is used to communicate when the more packets for receiving charging equipment reply allow message according to the first charging
Agreement and charging equipment carry out the transmission of subpackage message.
Further, in one embodiment of the invention, the device 10 of the embodiment of the present invention further include: second judges mould
Block and second communication module.
Wherein, the second judgment module, for according to electric vehicle it is preset second charging communication protocol determine it is to be sent more
The second identifier information of packet voice, and by after second identifier information and its corresponding second bag data to charging equipment, sentence
The disconnected more packets for whether receiving charging equipment reply allow message.Second communication module is used to receive the more of charging equipment reply
When packet allows message, subpackage message transmissions are carried out according to the second charging communication protocol and charging equipment, charging is recorded and stored and sets
Standby identification information and the second matched charging communication protocol information
Further, in one embodiment of the invention, the device 10 of the embodiment of the present invention further include: wait module.
Wherein, module is waited, for before allowing message in the more packets for judging whether to receive charging equipment reply, within a preset time
The permission message for receiving charging equipment feedback is waited, preset time includes that at least one allows message feedback cycle.
It should be noted that the explanation of the aforementioned charging management method embodiment to electric vehicle is also applied for the implementation
The charging controller of the electric vehicle of example, details are not described herein again.
The charging controller of the electric vehicle proposed according to embodiments of the present invention can be compatible with a variety of charging communication protocols and protect
Sending and receiving for more messages is normally carried out between card battery management system and charging equipment, guarantees normally filling for electric vehicle
Electricity improves the applicability of charging to effectively improve the compatibility of electric vehicle, more convenient, better ensures that electric vehicle
Reliability, effectively promotion user experience.
In addition, third aspect present invention embodiment proposes a kind of battery management system, including filling for above-mentioned electric vehicle
Electric managing device.The battery management system can be compatible with a variety of charging communication protocols guarantee battery management systems and charging equipment it
Between normally carry out sending and receiving for more messages, guarantee charging normal for electric vehicle, to effectively improve the compatibility of electric vehicle
Property, the applicability of charging is improved, it is more convenient, it better ensures that the reliability of electric vehicle, effectively promotes user and use body
It tests.
In addition, fourth aspect present invention embodiment proposes a kind of electric vehicle, including above-mentioned battery management system.The electricity
Motor-car can be compatible with a variety of charging communication protocols and guarantee normally to carry out more messages between battery management system and charging equipment
It sends and receives, guarantees charging normal for electric vehicle, to effectively improve the compatibility of electric vehicle, improve the applicability of charging,
It is more convenient, better ensure that the reliability of electric vehicle, effectively promotion user experience.
In the description of the present invention, it is to be understood that, term " center ", " longitudinal direction ", " transverse direction ", " length ", " width ",
" thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " up time
The orientation or positional relationship of the instructions such as needle ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " be orientation based on the figure or
Positional relationship is merely for convenience of description of the present invention and simplification of the description, rather than the device or element of indication or suggestion meaning must
There must be specific orientation, be constructed and operated in a specific orientation, therefore be not considered as limiting the invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include at least one this feature.In the description of the present invention, the meaning of " plurality " is at least two, such as two, three
It is a etc., unless otherwise specifically defined.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements, unless otherwise restricted clearly.For those of ordinary skill in the art
For, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be in office
It can be combined in any suitable manner in one or more embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant.
Claims (10)
1. a kind of charging management method of electric vehicle, which comprises the following steps:
The first identifier information of multipacket message to be sent is determined according to the preset first charging communication protocol of electric vehicle, and will be described
First identifier information and its corresponding first bag data are sent to charging equipment；
Judge whether that receiving more packets that the charging equipment is replied allows message；And
If it is not, then determining that the second identifier of multipacket message to be sent is believed according to the preset second charging communication protocol of the electric vehicle
Breath, and by the second identifier information and its corresponding second bag data to the charging equipment, wherein first charging
Communication protocol is different from the second charging priority level of communication protocol.
2. the charging management method of electric vehicle according to claim 1, which is characterized in that further include:
If so, carrying out the transmission of subpackage message according to the first charging communication protocol and the charging equipment.
3. the charging management method of electric vehicle according to claim 1, which is characterized in that described pre- according to the electric vehicle
If the second charging communication protocol determine the second identifier information of multipacket message to be sent, and by the second identifier information and its
After corresponding second bag data to the charging equipment, further includes:
Judge whether that receiving more packets that the charging equipment is replied allows message；
If so, carrying out subpackage message transmissions according to the second charging communication protocol and the charging equipment, record and store
The identification information of the charging equipment and matched the second charging communication protocol information.
4. the charging management method of electric vehicle according to claim 2 or 3, which is characterized in that judge whether to connect described
Before the more packets permission message for receiving the charging equipment reply, further includes:
The permission message for receiving charging equipment feedback is waited within a preset time, and the preset time includes that at least one allows to report
Literary feedback cycle.
5. a kind of charging controller of electric vehicle characterized by comprising
First sending module, for determining the first of multipacket message to be sent according to the preset first charging communication protocol of electric vehicle
Identification information, and the first identifier information and its corresponding first bag data are sent to charging equipment；
First judgment module, for judging whether that receiving more packets that the charging equipment is replied allows message；And
Second sending module, when for allowing message in the more packets for being not received by the charging equipment reply, according to the electricity
The preset second charging communication protocol of motor-car determines the second identifier information of multipacket message to be sent, and the second identifier is believed
Breath and its corresponding second bag data are to the charging equipment, wherein the first charging communication protocol is filled with described second
The priority level of telecommunication agreement is different.
6. the charging controller of electric vehicle according to claim 5, which is characterized in that further include:
First communication module, for being filled according to described first when receiving more packets that the charging equipment is replied allows message
Telecommunication agreement and the charging equipment carry out the transmission of subpackage message.
7. the charging controller of electric vehicle according to claim 5, which is characterized in that further include:
Second judgment module, for determining multipacket message to be sent according to the preset second charging communication protocol of the electric vehicle
Second identifier information, and by after the second identifier information and its corresponding second bag data to the charging equipment,
Judge whether that receiving more packets that the charging equipment is replied allows message；
Second communication module, when allowing message for receiving more packets that the charging equipment is replied, according to second charging
Communication protocol and the charging equipment carry out subpackage message transmissions, record and store the charging equipment identification information and and its
The matched second charging communication protocol information.
8. the charging controller of electric vehicle according to claim 6 or 7, which is characterized in that further include:
Module is waited, for judging whether to receive before more packets that the charging equipment is replied allow message described, pre-
If waiting the permission message for receiving charging equipment feedback in the time, the preset time includes that at least one allows message to feed back week
Phase.
9. a kind of battery management system characterized by comprising such as the charging of the described in any item electric vehicles of claim 5-8
Managing device.
10. a kind of electric vehicle characterized by comprising battery management system as claimed in claim 9.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810425174.0A CN110460557B (en) | 2018-05-07 | 2018-05-07 | Charging management method and device for electric vehicle, battery management system and electric vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810425174.0A CN110460557B (en) | 2018-05-07 | 2018-05-07 | Charging management method and device for electric vehicle, battery management system and electric vehicle |
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| CN110460557A true CN110460557A (en) | 2019-11-15 |
| CN110460557B CN110460557B (en) | 2021-02-19 |
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| CN201810425174.0A Active CN110460557B (en) | 2018-05-07 | 2018-05-07 | Charging management method and device for electric vehicle, battery management system and electric vehicle |
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| CN114537201A (en) * | 2021-12-31 | 2022-05-27 | 沙龙智行科技有限公司 | Vehicle charging method and device and vehicle |
| CN116247755A (en) * | 2021-12-08 | 2023-06-09 | 华为技术有限公司 | Protocol information testing method, tester, storage medium and program product |
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|---|---|
| CN110460557B (en) | 2021-02-19 |
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