CN106506626A - Electric automobile charging pile and the data communications method and device of server - Google Patents
Electric automobile charging pile and the data communications method and device of server Download PDFInfo
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- CN106506626A CN106506626A CN201610950143.8A CN201610950143A CN106506626A CN 106506626 A CN106506626 A CN 106506626A CN 201610950143 A CN201610950143 A CN 201610950143A CN 106506626 A CN106506626 A CN 106506626A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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Abstract
The invention discloses the data communications method and device of a kind of electric automobile charging pile and server, the method includes sending log-on data to server；Send to server and start charge data, and the acceptance that the reception server sends starts the data for charging；Also, in charging process, charge data is sent with the first interval time, charge data at least includes following one：Charge type, charging voltage, charging current, current charging pile power, charge volume, the load condition of Current vehicle battery, current ammeter reading, vehicle mileage, charging pile internal temperature, charging gun temperature and battery temperature；Send to server and stop charge data, and the acceptance that the reception server sends stops the data for charging.The device includes log-on data sending module, starts charge data sending module, charge data sending module etc., for realizing above-mentioned method.The present invention can allow the state of server real-time monitoring charging pile.
Description
Technical field
The present invention relates to the communication protocols between data communication field, more particularly to a kind of electric automobile charging pile and server
View, i.e. data communications method between electric automobile charging pile and server and realize the device of the method.
Background technology
With economic development, in more and more people purchase automobiles, but the vehicle traveling process of burns gasoline or diesel oil by
In substantial amounts of carbon dioxide is given off, environment is impacted, become the problem that various countries need to solve, new forms of energy vapour used in which
Car is the scheme of an effectively solving vehicle emission pollution gas.New-energy automobile is the automobile using such as electric energy, solar energy,
Wherein, popularized the most is exactly the electric automobile using electric energy.
Need battery pack is installed on electric automobile, by the substantial amounts of electric energy of battery storage using as driving automobile engine
Power.However, due to the limited energy of battery storage, needing often to charge, charging modes relatively conventional at present are to set
Charging pile is put, charging pile typically uses the mains-supplied of 220V, and civil power is converted into direct current and charged to battery.Logical
Often, charging box is provided with charging pile, and be provided with charging gun.When being charged to automobile, by the interface and vapour of charging gun
Charging inlet connection on car, exports electric energy from charging pile to the battery pack of electric automobile.
In order to record the charge condition of charging pile, and monitor the work of charging pile, it usually needs set up a charging pile
Control platform, for example, a server is set, each charging pile can carry out radio communication with server, for example, fill
Wireless communication module, such as 3G module or WIFI module are set in electric stake, are carried out wirelessly by wireless communication module and server
Communication.Or, charging pile carries out data interaction with server by way of wired connection, that is, charging pile and server it
Between communication can wirelessly realize, it is also possible to realized by wired mode.
Communication data between charging pile and server can include charging pile registration data, start charge data,
Stop the data etc. for charging, after server receives these data, received data will be recorded, and can realize charging,
The operation that deducts fees.Also, once charging pile breaks down, the information for breaking down can also be sent to server, server
Charging pile can be keeped in repair by staff with alert.
But, existing charging pile does not send service data current for charging pile to server in real time, causes
Server cannot monitor the current running status of charging pile, and the data word due to being sent between current charging pile and server
Section is long, also influences whether data is activation between charging pile and server, receiving efficiency.
Content of the invention
The main object of the present invention is to provide and a kind of allows the electric automobile of server effective monitoring charging pile working condition to fill
Electric stake and the data communications method of server.
It is a further object of the present invention to provide a kind of electric automobile charging pile for guaranteeing server and charging pile communication efficiency
Data communication equipment with server.
In order to realize above-mentioned main purpose, electric automobile charging pile and the data communication side of server that the present invention is provided
Method includes sending log-on data to server；Send to server and start charge data, and the acceptance that the reception server sends is opened
The dynamic data for charging；Also, in charging process, with the first interval time send charge data, charge data at least include with
Under one：Charge type, charging voltage, charging current, current charging pile power, charge volume, Current vehicle battery negative
Lotus state, current ammeter reading, vehicle mileage, charging pile internal temperature, charging gun temperature and battery temperature；To server
Send and stop charge data, and the acceptance that the reception server sends stops the data for charging.
From such scheme, as, in charging process, charging pile constantly will send such as charge type to server
Type, charging voltage, charging current, current charging pile power, charge volume, the load condition of Current vehicle battery, current ammeter
The real-time charge data such as reading, vehicle mileage, charging pile internal temperature, charging gun temperature and battery temperature, server
Can be with the running status of monitor in real time charging pile, so that it is guaranteed that normal, the safe work of charging pile.
One preferred scheme is, in charging process, sends timing data with the second interval time, and timing data is at least
Including following one：Inside current state, charging box current voltage, charging box current flow, current ammeter reading, charging box
Temperature, charging gun temperature, each phase voltage, each phase current, current charging pile power, charging gun access times.
As can be seen here, charging pile not only persistently sends charge data in charging process, also often sends timing data, and
Timing data is differed with charge data.As timing data is the current data of charging box, time transmission at different intervals,
Can fill so as to allow server to understand in time according to the state for charging to determine the transmission time in charging interval and real time data
Electric stake and the state of charging box, and need not often receive substantial amounts of data.
Further scheme is to send after log-on data, when charging pile breaks down to server, send to server
Fault data, also, when the state of charging pile changes, send the data of state change.
As can be seen here, if charging pile breaks down or charged state changes, charging pile will send failure in time
Data and the data of state change, so that it is guaranteed that server can understand the state of charging pile in time.
Further scheme is, to server send log-on data after, and detect charging gun already inserted into when, connect
When receiving the log-on data that server sends, start and charge；As charging pile is currently at charged state and receives server
During the log-on data of transmission, stop charging.
As can be seen here, the order of active, such as startup of server data are sent from server to charging pile, and charging pile can be with root
Start according to the log-on data and charge or stop to charge.So, the startup of charging or stopping not only being sent by charging pile,
, can stop providing more selections for the startup of charging to be sent by server.
Further scheme is, to after server transmission log-on data and when charging pile is in holding state, such as receives
To the reservation data that server sends, then enter reservation protocol.
It can be seen that, being sent after the data of reservation to charging pile by server, charging pile can carry out reservation protocol, so as to reality
The reservation management of existing charging pile, it is ensured that vehicle to be charged can timely use charging clothes after the predetermined time reaches charging place
Business.
In order to realize above-mentioned another object, the data communication of electric automobile charging pile and server that the present invention is also provided
Device includes log-on data sending module, for sending log-on data to server；Start charge data sending module, for
Server sends and starts charge data, and the acceptance that the reception server sends starts the data for charging；Charge data sending module,
In charging process, charge data is sent with the first interval time, charge data at least includes following one：Charge type,
Charging voltage, charging current, current charging pile power, charge volume, the load condition of Current vehicle battery, the reading of current ammeter
Number, vehicle mileage, charging pile internal temperature, charging gun temperature and battery temperature；Stop charge data sending module, be used for
Send to server and stop charge data, and the acceptance that the reception server sends stops the data for charging.
From such scheme, in charging process, charging pile constantly will send charge data to server, such as charge
Type, charging voltage, charging current, current charging pile power, charge volume, the load condition of Current vehicle battery, current electricity
The evidence of charging in real time such as meter reading, vehicle mileage, charging pile internal temperature, charging gun temperature and battery temperature, server
With the running status of monitor in real time charging pile, and can determine whether charging pile normally runs according to these charge datas,
Be conducive to the work of server monitoring charging pile.
Description of the drawings
Fig. 1 is the flow chart of electric automobile charging pile of the present invention and the data communications method embodiment of server.
Fig. 2 is the structured flowchart of application electric automobile charging pile of the present invention and the data communication equipment embodiment of server.
Below in conjunction with drawings and Examples, the invention will be further described.
Specific embodiment
The data communications method of electric automobile charging pile and the server of the present invention be apply electric automobile charging pile with
And the data communication between background server.For example, multiple stage charging pile is provided with, for convenience to many in electric automobile charging station
Platform charging pile is managed, and arranges and multiple charging stations are only managed, need to arrange a server, filled to multiple by server
Multiple charging piles in power station and each charging station are managed.Therefore, the charging pile being managed needs to carry out with server
Communication, that is, carry out data interaction.
In the present embodiment, charging pile can carry out data interaction with server wirelessly, such as on charging pile
Wireless module, such as 3G module or WIFI module etc. are set, and charging pile sends data by wireless module to server.Certainly,
Charging pile can also carry out wired connection with server, such as by connection server and charging piles such as coaxial cable, optical fiber.
Due to needing to carry out data interaction between charging pile and server, it is therefore desirable to arrange between charging pile and server
Data communication rule, that is, the data communication protocol between charging pile and server.Below, will be to charging pile and server
Between communication protocol be described in detail.
Firstly, it is necessary to set the structure of the packet communicated between charging pile and server, for example, a packet includes
Packet header, data length, device coding, identification code, data segment, data check code and bag tail some, a typical example
Son is that the structure that above-mentioned some is arranged in order the packet of composition data bag, i.e., is as shown in table 1.
| Name | Length | Description |
| Packet header | 2 bytes | 0x0601 |
| Data length | 2 bytes | The length of whole packet |
| Device coding | 13 bytes | The unique mark code of equipment |
| Identification code | 2 bytes | For distinguishes data type |
| Data segment | Random length | Need the data content of transmission |
| Data check | 2 bytes | Rear two byte of indications+data bin data sum |
| Bag tail | 2 bytes | 0x0f02 |
Table 1
According to the content of table 1, a packet is started with 0x0601, is terminated with 0x0f02.Also, by each of packet
The content of individual byte, can obtain the data such as data length, identification code.As server needs to carry out with multiple charging piles
Communication, therefore, in order to confirm the charging pile of present communications, each charging pile needs to arrange a unique device coding, no
Pipe server sends data to charging pile, or charging pile sends data to server, is required to send device coding.Packet
In identification code be type for distinguishing data segment, for example, be probably to register number from the data that charging pile is sent to server
According to, start charge data or the data etc. for stopping charging, the data sent to charging pile from server can receive registration
Data, log-on data etc., therefore, type that sent data segment can determine by identification code.
In the present embodiment, charging pile can be log-on data, start charge data, stop filling to the data that server sends
Electric data, fault data, charge data, timing data, state change data, heartbeat packet and off-network data recording upload number
According to, be described in detail below charging pile elder generation server send numerous types of data.
The identification code of log-on data is 0x1000, and is only just sending after server in charging box connection, registers number
According to data segment can include the device type of charging pile, charging apparatus interface type, rated power, rated voltage, longitude, latitude
The data such as numbering, parking stall number, affiliated power station numbering, operation type, the data segment concrete structure such as table of log-on data in degree, stake
Shown in 2.
Table 2
Start charge data identification code be 0x1001, and start charge data data segment can include Starting mode,
Start the data such as account, current ammeter reading, start the data segment structure for charging as shown in table 3.
Table 3
The identification code for stopping charge data is 0x1002, and the data segment for stopping charging includes stopping mode, current ammeter
The data of reading, the data segment structure for stopping charge data are as shown in table 4.
Table 4
The identification code of fault data is 0x1003, and the data segment of fault data includes the data of fault type, stops filling
The data segment structure of electric data is as shown in table 5.
| Data segment | Data length | Remarks |
| DTC | 8 bytes | It is subjected to 64 Fault analyticals |
Table 5
The identification code of charge data be 0x1004, and the data segment of charge data include charge type, charging alternating voltage,
Multiple data such as charging DC voltage, the data segment structure of charge data are as shown in table 6.
Table 6
The identification code of timing data is 0x1005, and the data segment of timing data includes that current state, charging box are currently electric
Multiple data such as pressure, charging box current flow, the data segment structure of timing data are as shown in table 7.
Table 7
The identification code of state change data is 0x1006, and the data segment of state change data includes the number of current state
According to the data segment structure of state change data is as shown in table 8.
Table 8
The identification code of heartbeat bag data is 0x1007, and the data segment of heartbeat bag data includes the data of heartbeat packet, heartbeat
The data segment structure of bag data is as shown in table 9.
| Data segment | Data length | Remarks |
| Heartbeat packet | 1 byte | 0～15 cycles through |
Table 9
It is 0x1008 that off-network data recording uploads the identification code of data, and off-network data recording uploads the premise of data is activation is
Charging pile off-network does not stop this charging, and until charging complete, or user actively disconnects and charging.Off-network data recording uploads number
According to data segment include multiple data such as charging account, this charging total electricity, off-network data recording uploads the data segment of data
Structure is as shown in table 10.
Table 10
Server also defers to the data form of table 1, the data that server sends to charging pile to the data that charging pile sends
Including receive log-on data, receive start charge data, receive stop charge data, receive fault data, receive charge data,
Receive timing data, receive state change data, receive heartbeat packet, receive off-network data recording upload data, startup of server
Data, reservation data and remote configuration data, are described in detail below the numerous types of data that charging pile elder generation server sends.
The identification code for receiving log-on data is 0x0000, and the structure for receiving the data segment of log-on data is as shown in table 11.
Table 11
The identification code for receiving to start charge data is 0x0001, receives the structure such as table 12 of the data segment of startup charge data
Shown.
| Data segment | Data length | Remarks |
| Server returns remaining sum | 4 bytes | It is currently up account balance |
Table 12
The identification code for receiving to stop charge data is 0x0002, receives the structure such as table 13 of the data segment of stopping charge data
Shown.
| Data segment | Data length | Remarks |
| Server returns remaining sum | 4 bytes | Current account balance |
| This charging spending amount | 4 bytes | This charging spending amount |
Table 13
The identification code for receiving fault data is 0x0003, and the structure for receiving the data segment of fault data is as shown in table 14.
Table 14
The identification code for receiving charge data is 0x0004, and the structure for receiving the data segment of charge data is as shown in Table 15.
| Data segment | Data length | Remarks |
| Server returns real-time balance | 4 bytes | Current account balance |
Table 15
The identification code for receiving timing data is 0x0005, and the structure for receiving the data segment of charge data is as shown in table 16.
Table 16
The identification code for receiving state change data is 0x0006, receives the structure such as table 17 of the data segment of state change data
Shown.
Table 17
The identification code for receiving heartbeat bag data is 0x0007, receives structure such as 18 institute of table of the data segment of heartbeat bag data
Show.
| Data segment | Data length | Remarks |
| Heartbeat packet | 1 byte | 0～15 cycles through |
Table 18
The identification code for receiving off-network data recording upload data is 0x0008, receives the number that off-network data recording uploads data
Structure according to section is as shown in table 19.
Table 19
After data above section is the data that server receives charging pile transmission, the confirmation sent to charging pile receives number
According to returned data, that is, the passive packet for sending.In the present embodiment, server can also active to charging pile send number
According to such as startup of server data, reservation data and remote configuration data etc..
The identification code of startup of server data is 0x0101, and the structure of its data segment is as shown in table 20.
Table 20
The identification code of the reservation data that server sends is 0x0102, and the structure of its data segment is as shown in table 21.
Table 21
Wherein, when, in reservation data section, it is approximately just have subscription time in advance that reservation data is 1 beginning, stopping reservation data is
Real time data, comes into force, and following time is set to 0.
The identification code of the Remote configuration that server sends is 0x0103, for carrying out long-range matching somebody with somebody to the parameter of charging pile
Put, the structure of its data segment is as shown in table 22.
Table 22
In table 22, device type, affiliated power station numbering, affiliated area number, the Configuration Values of operation type can be 0,
Represent not change and be currently configured.
Be described above data structure and data segment that charging pile is sent to server, and server is described to filling
After the structure of the data segment that electric stake sends, in conjunction with the data communications method that Fig. 1 introduces charging pile and server.
First, when charging pile is connected to server, charging pile first carries out step S1, sends log-on data, log-on data
Structure as shown in table 2.Log-on data due to sending includes multiple data such as charging pile position, operation type, therefore services
The relevant parameter of charging pile can be recorded and is preserved on device.After charging pile sends log-on data to server, server is to filling
Electric stake returns the data for receiving registration, represents succeeding in registration for charging pile, while server also records the related data of charging pile.
When user needs to charge, charge request can be sent to server by the application program on mobile phone,
And the charging gun on charging pile is connected on the interface of automobile, now, charging pile detects the charging of charging gun and automobile
Interface connects, execution step S2, sends to server and starts the data for charging, and server is received after starting the data for charging,
The account of record user, and the account balance of user is inquired about, determine that can user be charged.
If in user account, remaining sum is sufficient, or meets charge condition, then server sends and receives to start the number for charging
According to charging pile is started to charge up, also, in charging process, charging pile needs execution step S3, is spaced simultaneously with the first interval time
And charge data is constantly sent, charge data includes that the data such as charging alternating voltage, charging alternating current, these data are all
The data related to the battery of automobile.Due to these data be to ensure that in automobile batteries charging process be not in overtension,
Situations such as temperature is too high, therefore, charge data needs to send once at interval of 10 seconds, in order to the battery of server monitoring automobile
Charge condition, and server once finds that the abnormal situation of charging voltage, electric current occurs in battery, by alert.
Also, timing information is sent with the second interval time also in charging process, timing information includes charging box correlation
Information, such as charging box current voltage, charging box current flow, charging box internal temperature etc..Due to these data and charging box phase
Close, the data in order to reduce server are born, timing data can be sent once with each minute.Of course, it is possible to according to actual feelings
Condition adjusts the transmission frequency of charging interval and timing data, and such as charge data was sent once per 15 seconds, and timing data was per 30 seconds
Send once, these do not affect the enforcement of the present invention.
The data of a return after server receives charge data or timing data, are sent, is represented to receive and is filled
Electric data or timing data.
In charging process, execution step S4 is judged whether charging pile breaks down by charging pile, is such as broken down, then
Execution step S5, sends fault data to server, and server will send to charging pile after receiving fault data and receive event
The returned data of barrier data, and horse back alert, are keeped in repair to charging pile in time by the maintenance personal of charging pile.
Also, in charging pile charging process or when standby, execution step S6 judges whether the state of charging pile changes
Become, the state of such as charging pile changes, then execution step S7, send state change data, worked as by server record charging pile
Front state change.
In the present embodiment, not only charging pile can to server actively send data, or from server actively to
Charging pile sends data, and for example, server sends startup of server data, reservation data or remote configuration data to charging pile
Deng.Therefore, charging pile needs execution step S8, judges whether the startup of server data for receiving server transmission, such as receives
Startup of server data are arrived, when judging the charging inlet that charging gun has been inserted into automobile, execution step S9, charging pile startup are filled
Electricity, i.e., charge to automobile.When such as receiving startup of server data, charging pile is in charging process, then stop charging.
In addition, when charging pile is standby, going back execution step S10, judge whether the reservation data for receiving server transmission,
Reservation data is such as received, for example, includes subscription time etc., then charging pile execution step S11, entrance reservation protocol, that is, etc.
Vehicle to be preengage is charged, and under reservation protocol, charging pile does not receive charging of the charging interval more than subscription time.
Also, when charging pile is standby, execution step S12 is gone back, judge whether the Remote configuration for receiving server transmission
Data, such as receive remote configuration data, then execution step S13, carry out Remote configuration operation.Finally, charging pile execution step
S14, judges whether that charging terminates, and charges and terminates be that the battery electric quantity of automobile is full of, or charging gun is forced to extract, fills
Electric stake power-off etc., if charge terminated, execution step S15, complete charge, otherwise, in charging process, charging pile will continue
Transmission charge data and timing data.
Certainly, after charging pile is connected to server, need at interval of a period of time send a heartbeat packet, such as per
A heartbeat packet was sent every 30 seconds, and after server receives heartbeat packet, a returned data will be sent, represented and receive heartbeat
Bag.Also, if when charging pile needs off-network, that is, before charging pile needs to disconnect the connection with server, need to charge
The current data of stake upload onto the server.
With reference to the data communication equipment that Fig. 2 introduces charging pile and server, the device includes operating in charging pile 20
On log-on data sending module 21, start charge data sending module 22, stop charge data sending module 23, fault data
Sending module 24, charge data sending module 25, timing data sending module 26, state change data transmission blocks 27, heartbeat
Transmission module 29 in data transmission blocks 28 and off-network data.
Log-on data sending module 21 is used for sending log-on data to server 30, starts charge data sending module 22 and uses
Start the data for charging in sending to server 30, stop charge data sending module 23 and stop charging for sending to server
Data, and fault data sending module 24 is in the case where charging pile breaks down, and sends fault data to server.Charge
Data transmission blocks 25 in charging process sent a charge data at interval of 10 seconds to server 30, and timing data are sent out
Module 26 is sent to send a timing data at interval of one minute to server 30 in charging process.
State change data transmission blocks 27 send state change data in the state change of charging pile to server 30,
Heartbeat data sending module 28 is that charging pile sends a heartbeat packet at interval of a period of time, such as 30 seconds, and off-network data upload mould
Block 29 is before charging pile needs to disconnect with server 30, sends off-network data, i.e. charging pile to server 30 and currently remembers
The data of record.
Server 30 runs to have and receives log-on data sending module 31, receive to start charge data sending module 32, receive
Stop charge data sending module 33, receive fault data sending module 34, receive charge data sending module 35, receive timing
Data transmission blocks 36, receive state change data transmission blocks 37, receive heartbeat data sending module 38 and receive off-network
Transmission module 39 in data, also operation have 3 actives to send the module of data to charging pile, including startup of server data is activation mould
Block 40, reservation data sending module 41 and remote configuration data sending module 42.
Receive log-on data sending module 31, receive to start charge data sending module 32, receive to stop charge data
Module 33 is sent, is received fault data sending module 34, is received charge data sending module 35, receives timing data sending module
36th, receive state change data transmission blocks 37, receive heartbeat data sending module 38 and receive transmission module in off-network data
After 39 are the data for receiving charging pile transmission, the expression sent to charging pile receives the returned data of related data.
Startup of server data transmission blocks 40 are used for actively sending log-on data to charging pile, and such as charging pile receives clothes
After business device log-on data, according to the current situation of charging gun, carry out starting charging or stop charging, as such, it is possible to pass through to take
Business device is controlled to charging pile, when charging pile cannot carry out actively starting charging or actively stopping charging, by server
Active control is carried out, charging operations are completed.
Reservation data sending module 41 is used for sending reservation data to charging pile 20.When being charged due to user's reservation, often
Subscription information is sent simply by the APP on mobile phone, that is, server receives subscription information, accordingly, it would be desirable to by server
30 send reservation data to charging pile, it is ensured that charging pile 20 can be reserved.
Remote configuration data sending module 42 is used for the data for sending Remote configuration to charging pile 20, for example, configure charging pile
Parameter etc., to realize configuring charging pile by server 30, or the configuration of change charging pile.
Communications protocol between charging pile that the application present invention is realized and server, it can be ensured that charging pile and server it
Front efficient communication, and server can be allowed to record the working condition of charging pile in time, can also allow server active charge
Stake sends data, meets the charging requirement under different situations.
Certainly, above-mentioned scheme is the preferred embodiment of the invention, and practical application is that to have more changes,
For example, charge data, the concrete data content of timing data can be added according to actual conditions, delete, and these changes are all
The enforcement of the present invention is not affected, should be included within the scope of the present invention yet.
Claims (10)
1. the data communications method of electric automobile charging pile and server, including：
Log-on data is sent to server；
Send to server and start charge data, and the acceptance that the reception server sends starts the data for charging；
It is characterized in that：
In charging process, charge data is sent with the first interval time, the charge data at least includes following one：Fill
Electric type, charging voltage, charging current, current charging pile power, the charge volume, load condition of Current vehicle battery, current
Ammeter reading, vehicle mileage, charging pile internal temperature, charging gun temperature and battery temperature；
Send to server and stop charge data, and the acceptance that the reception server sends stops the data for charging.
2. the data communications method of electric automobile charging pile according to claim 1 and server, it is characterised in that：
In charging process, timing data is sent with the second interval time, the timing data at least includes following one：When
Front state, charging box current voltage, charging box current flow, current ammeter reading, charging box internal temperature, charging gun temperature,
Each phase voltage, each phase current, current charging pile power, charging gun access times.
3. the data communications method of electric automobile charging pile according to claim 1 and 2 and server, it is characterised in that：
Send after log-on data, when charging pile breaks down to the server, fault data is sent to the server.
4. the data communications method of electric automobile charging pile according to claim 1 and 2 and server, it is characterised in that：
Send the number that state change is sent after log-on data, when the state of the charging pile changes to the server
According to.
5. the data communications method of electric automobile charging pile according to claim 1 and 2 and server, it is characterised in that：
To the server send log-on data after, and detect charging gun already inserted into when, receive the server send out
During the log-on data that send, start and charge；
When being currently at charged state and receive the log-on data of the server transmission such as charging pile, stop charging.
6. the data communications method of electric automobile charging pile according to claim 1 and 2 and server, it is characterised in that：
To after server transmission log-on data and when the charging pile is in holding state, send out as received the server
The reservation data that send, then enter reservation protocol.
7. the data communications method of electric automobile charging pile according to claim 1 and 2 and server, it is characterised in that：
To after server transmission log-on data and when the charging pile is in holding state, send out as received the server
The configuration data that send, is charged the setting of a parameter.
8. the data communication equipment of electric automobile charging pile and server, including：
Log-on data sending module, for sending log-on data to server；
Start charge data sending module, start charge data for sending to server, and the acceptance that the reception server sends
Start the data for charging；
Characterized in that, also including：
Charge data sending module, in charging process, sends charge data with the first interval time, and the charge data is at least
Including following one：Charge type, charging voltage, charging current, current charging pile power, charge volume, Current vehicle electricity
The load condition in pond, current ammeter reading, vehicle mileage, charging pile internal temperature, charging gun temperature and battery temperature；
Stop charge data sending module, stop charge data for sending to server, and the acceptance that the reception server sends
Stop the data for charging.
9. the data communication equipment of electric automobile charging pile according to claim 8 and server, it is characterised in that described
Device also includes：
Timing data sending module, for, in charging process, sending timing data, the timing data with the second interval time
At least include following one：Current state, charging box current voltage, charging box current flow, current ammeter reading, charging box
Internal temperature, charging gun temperature, each phase voltage, each phase current, current charging pile power, charging gun access times.
10. the data communication equipment of electric automobile charging pile according to claim 8 or claim 9 and server, it is characterised in that：
Also include fault data sending module, for when charging pile breaks down, fault data being sent to the server.
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