CN105762890B - A kind of micropower data communications method of charging pile system - Google Patents
A kind of micropower data communications method of charging pile system Download PDFInfo
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- CN105762890B CN105762890B CN201610269259.5A CN201610269259A CN105762890B CN 105762890 B CN105762890 B CN 105762890B CN 201610269259 A CN201610269259 A CN 201610269259A CN 105762890 B CN105762890 B CN 105762890B
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Classifications
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- H02J7/0027—
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
Abstract
The invention discloses a kind of charging pile system and its micropower data communication device systems, by configuring wireless micro-power module on charging pile, without configuring remote communication module, as charging pile terminal, and a charging pile configuration wireless micro-power module and remote communication module are chosen in the comunication area as charging pile substation, it is communicated using wireless micro-power module, reduce communication cost, and wireless micro-power signal cover is wide, it can be according to the Mass adjust- ment transmission power of communication signal, adaptable and signal stabilization is high, it can complete the communication function of all charging piles in region, complete data interaction, remote information uploads.
Description
Technical field
The present invention relates to electric automobile charging pile technical fields, and in particular to a kind of charging pile system and its micropower data
Communication mechanism.
Background technology
Electric automobile charging pile is the power station of electric vehicle, the fuel charger being functionally similar to inside gas station, Mei Gechong
Electric stake is both provided with charging plug, and charging pile can charge according to the electric vehicle that different voltage class is various models；It is electronic
Automobile charging pile needs special recharged card to swipe the card use, and charging pile display screen can be shown using AC and DC power supply mode
Show the data such as charge volume, expense, charging time；The human-computer interaction interface of alternating-current charging pile uses large screen LCD color touch screens,
It charges and rotatable determine electricity, fixes time, deposit volume, pattern in automatic (until being full of) four；The working volts alternating current of charging pile is
220V or 380V, common pure electric sedan charging pile 4 to 5 hours of fully charged needs, charging pile is cheap, main to install
In parking lot, alternating-current charging pile is suitable for trickle charge power battery.
Nowadays under new energy policy support, China's new-energy automobile demand sharply increases, the demand to charging pile
Rapidly increase；Electric automobile charging pile is divided into stake and outer two kinds of the discrete stake in station, outer discrete charging of especially standing in charging station at present
Stake, geographic layout dispersion are large number of；Existing many charging piles there is no communication function, can not real-time monitoring equipment state,
Belong to " slow-witted " stake, independent stake；And part charging pile then uses the communication mode of independent GPRS or independent Ethernets, not only cost ratio
Compared with public security, and maintenance is big.
Invention content
The purpose of the invention is to provide it is a kind of low cost, low-power consumption realize charging pile communication function and complete data hand over
Mutually, the charging pile system and its micropower data communication device system that remote information uploads.
The invention is realized by the following technical scheme：A kind of charging pile system, including public network, remote communication module, charging
Stake station, several wireless micro-power modules and several charging pile terminals are all arranged in the charging pile substation and charging pile terminal
There are wireless micro-power module, the wireless micro-power module of the charging pile substation to be also respectively connected with the wireless of all charging pile terminals
Micropower module is additionally provided with remote communication module on the charging pile substation, for connecting public network；The charging pile substation packet
Include human-machine interface module, charging output interface, protection module, kernel control module, monitoring indicating module, main loop of power circuit mould
Block, power input interface, wireless micro-power module, remote communication module；The kernel control module respectively with protection module, prison
Control indicating module, main loop of power circuit module connection, remote communication module, human-machine interface module are connected with wireless micro-power module,
The main loop of power circuit module is also connect with protection module and monitoring indicating module, and the main loop of power circuit module is also respectively connected with
Power input interface and charging output interface；The remote communication module, human-machine interface module and wireless micro-power module also with
The output interface that charges connects, and the kernel control module is also connect with charging output interface；The charging pile terminal includes man-machine
Interface module, charging output interface, protection module, kernel control module, monitoring indicating module, main loop of power circuit module, power supply
Input interface, wireless micro-power module；The kernel control module is returned with protection module, monitoring indicating module, main power respectively
The connection of road module, human-machine interface module are connected with wireless micro-power module, the main loop of power circuit module also with protection module and
Indicating module connection is monitored, the main loop of power circuit module is also respectively connected with power input interface and charging output interface；It is described
Human-machine interface module and wireless micro-power module are also connect with charging output interface, and the kernel control module is also exported with charging
Interface connects；The wireless micro-power module is 433M wireless RF radio-frequency modules, for realizing information exchange function.
A kind of micropower data communication device system of charging pile system, the wireless micro-power module of charging pile substation is for substation
The wireless micro-power module's address of location, charging pile terminal is terminal address, and it is to have that several terminal address are configured in charging pile substation
Address is imitated, configuration substation address is effective substation address in charging pile terminal, and steps are as follows for communication process：
A) charging pile substation and charging pile terminal power on, and identify the setting information of charging pile, then charge up stake station to filling
Electric stake terminal sends inquiry effective address data packet, and whether charging pile terminal check is data that corresponding charging pile substation is sent
Packet, if not the data packet then packet loss processing that corresponding charging pile substation is sent, if the data packet that corresponding charging pile substation is sent
Charging pile substation is then waited for send connection message of shaking hands；
B) charging pile substation shakes hands to the transmission of charging pile terminal and connects message, if charging pile terminal does not receive connection of shaking hands
Then charging pile terminal is marked as abnormal link terminal to message, if charging pile terminal receives the company of shaking hands of charging pile substation transmission
It is informed of a case text, then checks whether terminal address is the machine address, if not then packet loss is handled the data packet of the machine address, if the machine
The data packet of address then sends returned packet of shaking hands to corresponding charging pile substation, and charging pile substation just succeeds with charging pile terminal
Foundation is shaken hands connection, and the handshake terminals address being successfully established is recorded as registered address；
C) charging pile substation sends clock synchronization message to the charging pile terminal in registered address, and charging pile terminal is received to Times
Start clock synchronization after text, the charging pile terminal address of clock synchronization failure is deleted in registered address if clock synchronization failure, and records event life
At SOE, clock synchronization confirmation message is sent to charging pile substation, after charging pile substation receives clock synchronization confirmation message if clock synchronization success
Think clock synchronization success；
D) clock synchronization success then establishes data communication mode between charging pile substation and charging pile terminal, into normal link shape
State；Charging pile substation sends the data packet of inquiry terminal, and enters and intercept pattern；Charging pile terminal receives the data of inquiry terminal
Terminal address is checked after packet, if the data packet of non-native terminal address then does packet loss processing, if the number of local terminal address
Native data packet is then sent to charging pile substation according to packet；
E) charging pile substation enters the incident data packet for intercepting the charging pile terminal that pattern then receives in registered address
With the terminal aborts response bag for the interior charging pile terminal for receiving effective address；Receive the stake that charges after incident data packet
Record accident of standing, which generates SOE and sends accident, receives confirmation message；Receive charging pile after terminal aborts response bag
This terminal address is written in the table of registered address for substation, and sends accreditation verification data packet；If receiving non-effective address
Other interior data packets, then do packet loss processing.
In the step D charging pile substation intercept pattern be charging pile substation according to communication pattern with 1min be week
Phase executes each charging pile terminal successively；Charging pile substation receives the return of shaking hands of charging pile terminal transmission in the step B
Shaking hands for next address will be sent after message to connect message and this address is set as registered address；Intercepting mould in charging pile substation
The registration request that the charging pile terminal in effective address is sent is received in formula, it will it is registered place to add this charging pile terminal
Location starts poll this address in next cycle inquiry data packet；If charging pile terminal does not receive charging in the step D
The data packet that stake station sends inquiry terminal is just then abnormal link terminal, and the abnormal link terminal will actively emit registration
Data.
The present invention configures wireless micro-power module on charging pile, without configuring remote communication module, as charging pile end
End, and choose charging pile in the comunication area in and configure wireless micro-power module and remote communication module as charging pile substation,
It is communicated using wireless micro-power module, reduces communication cost, and wireless micro-power signal cover is wide, Ke Yigen
According to the Mass adjust- ment transmission power of communication signal, adaptable and signal stabilization is high, can complete all charging piles in region
Communication function, completes data interaction, and remote information uploads.
The invention has the beneficial effects that：1) the communication work(of all charging piles is realized in wireless micro-power signal cover
Energy；2) without independent GPRS or independent ethernet communications, low cost, low-power consumption, and without cable designs；It 3) only need to be one
As charging pile substation, other charging piles need to only be installed wirelessly for a charging pile installation remote communication module and wireless micro-power module
Micropower module, reduces cost and power consumption.
Description of the drawings
Fig. 1 is the frame diagram of the present invention.
Fig. 2 is the charging pile terminal schematic diagram of the present invention.
Fig. 3 is the charging pile substation schematic diagram of the present invention.
Specific implementation mode
Below in conjunction with the accompanying drawings with specific implementation mode, the invention will be further described.
See Fig. 1 to Fig. 3, a kind of charging pile system, including it is public network, remote communication module, charging pile substation, several wireless micro-
Power module and several charging pile terminals are both provided with wireless micro-power module in the charging pile substation and charging pile terminal,
The wireless micro-power module of the charging pile substation is also respectively connected with the wireless micro-power module of all charging pile terminals, described to fill
It is additionally provided with remote communication module on electric stake station, for connecting public network；The charging pile substation includes human-machine interface module, fills
Electricity output interface, protection module, kernel control module, monitoring indicating module, main loop of power circuit module, power input interface, nothing
Line micropower module, remote communication module；The kernel control module respectively with protection module, monitoring indicating module, main power
Return circuit module connection, remote communication module, human-machine interface module are connected with wireless micro-power module, the main loop of power circuit module
Also it is connect with protection module and monitoring indicating module, the main loop of power circuit module is also respectively connected with power input interface and charging
Output interface；The remote communication module, human-machine interface module and wireless micro-power module are also connect with charging output interface, institute
Kernel control module is stated also to connect with charging output interface；The charging pile terminal includes human-machine interface module, output of charging connects
Mouth, protection module, kernel control module, monitoring indicating module, main loop of power circuit module, power input interface, wireless micro-power
Module；The kernel control module connect with protection module, monitoring indicating module, main loop of power circuit module respectively, man-machine interface
Module is connected with wireless micro-power module, and the main loop of power circuit module is also connect with protection module and monitoring indicating module, institute
It states main loop of power circuit module and is also respectively connected with power input interface and charging output interface；The human-machine interface module and wireless micro-
Power module is also connect with charging output interface, and the kernel control module is also connect with charging output interface；It is described wireless micro-
Power module is 433M wireless RF radio-frequency modules, for realizing information exchange function.
A kind of micropower data communication device system of charging pile system, the wireless micro-power module of charging pile substation is for substation
The wireless micro-power module's address of location, charging pile terminal is terminal address, and it is to have that several terminal address are configured in charging pile substation
Address is imitated, configuration substation address is effective substation address in charging pile terminal, and steps are as follows for communication process：
A) charging pile substation and charging pile terminal power on, and identify the setting information of charging pile, then charge up stake station to filling
Electric stake terminal sends inquiry effective address data packet, and whether charging pile terminal check is data that corresponding charging pile substation is sent
Packet, if not the data packet then packet loss processing that corresponding charging pile substation is sent, if the data packet that corresponding charging pile substation is sent
Charging pile substation is then waited for send connection message of shaking hands；
B) charging pile substation shakes hands to the transmission of charging pile terminal and connects message, if charging pile terminal does not receive connection of shaking hands
Then charging pile terminal is marked as abnormal link terminal to message, if charging pile terminal receives the company of shaking hands of charging pile substation transmission
It is informed of a case text, then checks whether terminal address is the machine address, if not then packet loss is handled the data packet of the machine address, if the machine
The data packet of address then sends returned packet of shaking hands to corresponding charging pile substation, and charging pile substation just succeeds with charging pile terminal
Foundation is shaken hands connection, and the handshake terminals address being successfully established is recorded as registered address；
C) charging pile substation sends clock synchronization message to the charging pile terminal in registered address, and charging pile terminal is received to Times
Start clock synchronization after text, the charging pile terminal address of clock synchronization failure is deleted in registered address if clock synchronization failure, and records event life
At SOE, clock synchronization confirmation message is sent to charging pile substation, after charging pile substation receives clock synchronization confirmation message if clock synchronization success
Think clock synchronization success；
D) clock synchronization success then establishes data communication mode between charging pile substation and charging pile terminal, into normal link shape
State；Charging pile substation sends the data packet of inquiry terminal, and enters and intercept pattern；Charging pile terminal receives the data of inquiry terminal
Terminal address is checked after packet, if the data packet of non-native terminal address then does packet loss processing, if the number of local terminal address
Native data packet is then sent to charging pile substation according to packet；
E) charging pile substation enters the incident data packet for intercepting the charging pile terminal that pattern then receives in registered address
With the terminal aborts response bag for the interior charging pile terminal for receiving effective address；Receive the stake that charges after incident data packet
Record accident of standing, which generates SOE and sends accident, receives confirmation message；Receive charging pile after terminal aborts response bag
This terminal address is written in the table of registered address for substation, and sends accreditation verification data packet；If receiving non-effective address
Other interior data packets, then do packet loss processing.
In the step D charging pile substation intercept pattern be charging pile substation according to communication pattern with 1min be week
Phase executes each charging pile terminal successively；Charging pile substation receives the return of shaking hands of charging pile terminal transmission in the step B
Shaking hands for next address will be sent after message to connect message and this address is set as registered address；Intercepting mould in charging pile substation
The registration request that the charging pile terminal in effective address is sent is received in formula, it will it is registered place to add this charging pile terminal
Location starts poll this address in next cycle inquiry data packet；If charging pile terminal does not receive charging in the step D
The data packet that stake station sends inquiry terminal is just then abnormal link terminal, and the abnormal link terminal will actively emit registration
Data.
In present embodiment, the power input interface is the input terminal of power supply, mainly by connecting terminal and bronze medal
It constitutes；The main loop of power circuit module is the main loop of power circuit that charges, for alternating-current charging pile mainly by contactor, fuse structure
At, and for direct-current charging post, mainly it is made of AC/DC converters, contactor, fuse；The protection module realization is led back
Road is protected, and is mainly made of lightning protection device and earth leakage protective device；The data management of the kernel control module realization charging pile,
BMS is communicated, and the functions such as metering are responsible for the information that processing is packaged comunication area charging pile, and main body is circuit board；The monitoring indicates mould
Block realizes the Current Voltage detection of charging pile charge circuit, mainly there is mutual inductor composition；The human-machine interface module provides man-machine
Interface shows charge information, is mainly made of liquid crystal display panel and keyboard, card reader etc.；The wireless micro-power module realize with
Communication interval is mainly made of RF radio-frequency communication modules in the information interactive process of charging pile substation class charging pile, such as T1
CC1101 chips；The remote communication module realizes the upload of all charging pile information in communication interval, mainly there is 3G/4G modules
Or ethernet communication component is constituted.
In present embodiment, it is charging pile substation that a charging pile, which is first arranged, and wireless micro-power module's address is substation
Address, and remaining charging pile is charging pile terminal, wireless micro-power module's address is terminal address, is matched in charging pile substation
It is effective address to have set 9 terminal address, and it is effective substation address that substation address is configured in charging pile terminal.
In present embodiment, charging pile substation after the power is turned on, send inquiry effective address data packet, then in effective address
Each terminal establishes connection of shaking hands；It shakes hands and handshake terminals address is recorded as registered address after connecting foundation, then to registered address
Interior terminal uniformly issues clock synchronization message, then with the charging pile terminal in registered address into row data communication；Charging pile substation exists
After data communication, into state of intercepting, using 1min as the period in data communication process, sequence 1 is executed successively to sequence 19；
It inquires one group of effective address limit and takes and be：It sending three times and takes 50*3, primary waiting time-consuming 500 is primary to receive to take 150,
Total 800ms；Sequence 1 to sequence 18 at most takes 7.2S；It is used for interception data within remaining 52.8 seconds；In the interception data stage, fill
Electric stake station receives the burst message of the charging pile terminal in registered address and number is interrupted in the registration of the charging pile in effective address
According to packet.
In present embodiment, charging pile terminal after the power is turned on, waits for charging pile substation to send inquiry registered address packet and shake hands
Communication bag, the successful terminal of handshake communication are normal link terminal；After charging pile terminal receives inquiry registered address packet, verification
Whether the substation address of the substation address and setting that receive is consistent, and inconsistent then packet loss processing, address is consistent, then is ready for
Handshake communication；The terminal for not receiving inquiry registered address packet after the power is turned on is abnormal link terminal；Receive charging pile substation hair
After the handshake data packet sent, whether verification terminal address is the machine address；It is not the data packetloss processing of the machine address, is the machine
Address, which then sends to shake hands, replys message, and records terminal coding.
In present embodiment, the communication of charging pile substation is that charging pile after the power is turned on, identifies this setting information, confirms this
Machine is charging pile substation.Then inquiry effective address data packet is sent.
Effective address packet content is inquired, 9 bytes are amounted to, including：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Substation address | 4 bytes |
| 3 | Traffic category | 2 bytes (inquiry registered address) |
| 4 | Cyclic redundancy check | 1 byte |
It sends and takes 50ms, interval 5S is continuously transmitted three times, then sends connection message of shaking hands.
Connection message of shaking hands includes packet content, amounts to 15 bytes, including：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Substation address | 4 bytes |
| 3 | Terminal address | 4 bytes |
| 4 | Terminal encodes | 2 bytes (the storage serial number of effective address) |
| 5 | Traffic category | 1 byte |
| 6 | Cyclic redundancy check | 1 byte |
After charging pile substation receives the charging pile terminal returned packet of counterpart terminal address, then with send next address
This address is simultaneously set as registered address by handshake message.It does not receive return handshake message in 5S, then retransmits message, at most send
3 times.It does not shake hands yet after repeating transmission successfully, then sends the handshake data packet of next address.Clock synchronization message is issued after shaking hands.
Clock synchronization message includes packet content, amounts to 20 bytes, including：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Substation address | 4 bytes |
| 3 | Time | 11 bytes (XX-X-XX-XX-XX-XX, year, month, day, hour, min, second) |
| 4 | Traffic category | 2 bytes (handshake communication) |
| 5 | Cyclic redundancy check | 1 byte |
Charging pile substation receives when a charging pile terminal returns to school after success, and beginning data communication process sends inquiry eventually
The data packet at end.If having the terminal of clock synchronization failure or non-clock synchronization terminal, retransmitted after 10S；3 terminals that still clock synchronization fails,
The charging pile address is then deleted in the table of registered address, and records event, generates SOE.
The data packet of the terminal data of inquiry amounts to 13 bytes, including：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Substation address | 4 bytes |
| 3 | Terminal address | 4 bytes |
| 4 | Traffic category | 2 bytes (polling data) |
| 5 | Cyclic redundancy check | 1 byte |
In the interception data period, the incident data packet in registered address is received；In the terminal for receiving effective address
Disconnected response bag.
After receiving the incident data packet in registered address, record accident generates SOE, and sends accident and connect
Confirmation message is received, 13 bytes are amounted to, including：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Substation address | 4 bytes |
| 3 | Terminal address | 4 bytes |
| 4 | Traffic category | 2 bytes (burst message, which receives, to be confirmed) |
| 5 | Cyclic redundancy check | 1 byte |
After the terminal aborts response bag for receiving effective address, this terminal address is written in the table of registered address, and is sent out
Accreditation verification data packet is sent, totally 24 bytes：
After personal data packet is removed in transmission registration, the terminal address is waited for send clock synchronization confirmation message.If there is the end of clock synchronization failure
End or non-clock synchronization terminal, then retransmit after 10S.3 terminals that still clock synchronization fails, then delete the charging pile in the table of registered address
Address, and event is recorded, generate SOE；In the data communication in continuous 3 periods, the terminal in registered address does not return to number
According to packet, i.e., this address is deleted out of registered address；If receive in the interception data period to the charging pile in effective address
The registration request that terminal is sent, it will it is registered address to add this charging pile terminal address, in next cyclic polling data packet
Start poll this address；Other data packets in non-effective address, packet loss processing.
In present embodiment, charging pile after the power is turned on, identifies that this setting information, confirmation the machine are charging pile terminal.It waits for
Inquire effective address data packet.After receiving inquiry effective address data packet, it is confirmed as the data that corresponding charging pile substation is sent
Bao Hou waits for handshake communication.
Reply message of shaking hands shares 9 bytes, including：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Terminal address | 4 bytes |
| 3 | Traffic category | 2 bytes (reply of shaking hands) |
| 4 | Cyclic redundancy check | 1 byte |
If not receiving corresponding handshake message in 3min, terminal is abnormal link terminal.
After charging pile terminal receives the clock synchronization message of charging pile substation transmission, processing is set time, clock synchronization is then sent
Confirmation message；After receiving clock synchronization message, each charging pile terminal is in " 100ms+ terminals encode * 10m ", transmission clock synchronization confirms afterwards
Message.
Clock synchronization confirmation message totally 13 byte, including：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Substation address | 4 bytes |
| 3 | Terminal address | 4 bytes |
| 4 | Traffic category | 2 bytes (clock synchronization completion/clock synchronization failure) |
| 5 | Cyclic redundancy check | 1 byte |
The data packet of the terminal data of the inquiry to be received such as the charging pile terminal after clock synchronization, is checked after receiving data packet
Terminal address；The data packet packet loss of non-native terminal address is handled, and is confirmed as local terminal data packet,
Then send native data packet.
The terminal data packet of transmission, totally 21 byte, packet content are：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Terminal address | 4 bytes |
| 3 | Traffic category | 2 bytes (data answering) |
| 4 | Status information of equipment | 4 bytes |
| 5 | Equipment telemetry intelligence (TELINT) | 8 bytes |
| 6 | Cyclic redundancy check | 1 byte |
The terminal for not receiving the machine address polling data packet of charging pile substation transmission in 5min is abnormal link terminal；
In abnormal link, it will actively emit log-on data, 9 bytes of work, its content of registration packet includes：
When sending registration packet, continuous transmitting three times, is spaced 5S, other send rule as follows：
| In abnormal linking status 20min | It is sent per 1min primary |
| After abnormal linking status 20min | It is sent per 5min primary |
| After abnormal linking status 6H | It is sent per 20min primary |
Terminal under normal linking status, when there is burst message to generate, it will actively send burst message, do not receive
In the case of the confirmation message of charging pile substation, 5S transmittings are primary, continuous transmitting 3 times；Incident data packet shares 15 bytes,
Content is：
| Serial number | Data content | Data format |
| 1 | Data packet head | 2 bytes |
| 2 | Terminal address | 4 bytes |
| 3 | Traffic category | 2 bytes (burst message) |
| 4 | Substation address | 4 bytes |
| 5 | Accident classification | 2 bytes |
| 6 | Cyclic redundancy check | 1 byte |
Protection scope of the present invention includes but not limited to embodiment of above, and protection scope of the present invention is with claims
Subject to, any replacement being readily apparent that those skilled in the art that this technology is made, deformation, improvement each fall within the present invention's
Protection domain.
Claims (8)
1. a kind of micropower data communications method of charging pile system, if including public network, remote communication module, charging pile substation,
Dry wireless micro-power module and several charging pile terminals are both provided with wireless micro- work(on the charging pile substation and charging pile terminal
Rate module, the wireless micro-power module of the charging pile substation are also respectively connected with the wireless micro-power mould of all charging pile terminals
Block is additionally provided with remote communication module on the charging pile substation, for connecting public network, it is characterised in that：Charging pile substation
Wireless micro-power module is substation address, and the wireless micro-power module's address of charging pile terminal is terminal address, charging pile substation
Interior several terminal address of configuration are effective address, and it is effective substation address, communication process that substation address is configured in charging pile terminal
Steps are as follows：
A) charging pile substation and charging pile terminal power on, and identify the setting information of charging pile, then charge up stake station to charging pile
Terminal sends inquiry effective address data packet, and whether charging pile terminal check is data packet that corresponding charging pile substation is sent,
If not then packet loss is handled the data packet that sends of corresponding charging pile substation, if the data packet that sends of corresponding charging pile substation is then etc.
Stake station to be charged sends connection message of shaking hands；
B) charging pile substation shakes hands to the transmission of charging pile terminal and connects message, if charging pile terminal does not receive connection message of shaking hands
Then charging pile terminal is marked as abnormal link terminal, if charging pile terminal receives the connection report of shaking hands of charging pile substation transmission
Text then checks whether terminal address is the machine address, if not then packet loss is handled the data packet of the machine address, if the machine address
Data packet then send returned packet of shaking hands to corresponding charging pile substation, charging pile substation is just successfully established with charging pile terminal
It shakes hands connection, and the handshake terminals address being successfully established is recorded as registered address；
C) charging pile substation sends clock synchronization message to the charging pile terminal in registered address, after charging pile terminal receives clock synchronization message
Start clock synchronization, the charging pile terminal address of clock synchronization failure is deleted in registered address if clock synchronization failure, and records event generation
SOE sends clock synchronization confirmation message to charging pile substation if clock synchronization success, and charging pile substation is recognized after receiving clock synchronization confirmation message
For clock synchronization success；
D) clock synchronization success then establishes data communication mode between charging pile substation and charging pile terminal, into normal linking status；
Charging pile substation sends the data packet of inquiry terminal, and enters and intercept pattern；Charging pile terminal receives the data packet of inquiry terminal
After check terminal address, if the data packet of non-native terminal address then does packet loss processing, if the data of local terminal address
Packet then sends native data packet to charging pile substation；
E) charging pile substation then receives the incident data packet of the charging pile terminal in registered address into pattern of intercepting and connects
Receive the terminal aborts response bag of the interior charging pile terminal of effective address；Charging pile substation is remembered after receiving incident data packet
Record accident, which generates SOE and sends accident, receives confirmation message；Receive charging pile substation after terminal aborts response bag
This terminal address is written in the table of registered address, and sends accreditation verification data packet；If receiving in non-effective address
Other data packets then do packet loss processing.
2. a kind of micropower data communications method of charging pile system according to claim 1, it is characterised in that：It is described to fill
Electric stake station includes human-machine interface module, charging output interface, protection module, kernel control module, monitoring indicating module, main work(
Rate return circuit module, power input interface, wireless micro-power module, remote communication module；The kernel control module respectively with guarantor
Protect module, monitoring indicating module, main loop of power circuit module connection, remote communication module, human-machine interface module and wireless micro-power
Module connects, and the main loop of power circuit module is also connect with protection module and monitoring indicating module, the main loop of power circuit module
It is also respectively connected with power input interface and charging output interface；The remote communication module, human-machine interface module and wireless micro- work(
Rate module is also connect with charging output interface, and the kernel control module is also connect with charging output interface.
3. a kind of micropower data communications method of charging pile system according to claim 1, it is characterised in that：It is described to fill
Electric stake terminal includes human-machine interface module, charging output interface, protection module, kernel control module, monitoring indicating module, main work(
Rate return circuit module, power input interface, wireless micro-power module；The kernel control module refers to protection module, monitoring respectively
Show that module, the connection of main loop of power circuit module, human-machine interface module are connected with wireless micro-power module, the main loop of power circuit module
Also it is connect with protection module and monitoring indicating module, the main loop of power circuit module is also respectively connected with power input interface and charging
Output interface；The human-machine interface module and wireless micro-power module are also connect with charging output interface, and the core controls mould
Block is also connect with charging output interface.
4. a kind of micropower data communications method of charging pile system according to claim 1, it is characterised in that：The nothing
Line micropower module is 433M wireless RF radio-frequency modules, for realizing information exchange function.
5. a kind of micropower data communications method of charging pile system according to claim 1, it is characterised in that：The step
In rapid D charging pile substation intercept pattern be charging pile substation according to communication pattern using 1min as the period, execute successively each
Charging pile terminal.
6. a kind of micropower data communications method of charging pile system according to claim 1, it is characterised in that：The step
Charging pile substation receives the connection of shaking hands that next address will be sent after the returned packet of shaking hands of charging pile terminal transmission in rapid B
This address is simultaneously set as registered address by message.
7. a kind of micropower data communications method of charging pile system according to claim 1, it is characterised in that：Charging pile
Substation receives the registration request of the transmission of the charging pile terminal in effective address in intercepting pattern, it will adds this charging pile end
End is registered address, starts poll this address in next cycle inquiry data packet.
8. a kind of micropower data communications method of charging pile system according to claim 1, it is characterised in that：The step
Charging pile terminal is just abnormal link terminal, institute if not receiving charging pile substation and sending the data packet for inquiring terminal in rapid D
Log-on data will actively be emitted by stating abnormal link terminal.
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| CN201610269259.5A CN105762890B (en) | 2016-04-26 | 2016-04-26 | A kind of micropower data communications method of charging pile system |
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| CN201610269259.5A CN105762890B (en) | 2016-04-26 | 2016-04-26 | A kind of micropower data communications method of charging pile system |
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| CN201846104U (en) * | 2010-10-15 | 2011-05-25 | 云南电力试验研究院(集团)有限公司 | Distributed charging pile monitoring system |
| US9348381B2 (en) * | 2011-10-19 | 2016-05-24 | Zeco Systems Pte Ltd | Methods and apparatuses for charging of electric vehicles |
| CN103986635A (en) * | 2014-04-25 | 2014-08-13 | 国家电网公司 | System and method for networking dispersed electric vehicle charging points |
| CN204089888U (en) * | 2014-10-09 | 2015-01-07 | 普天新能源有限责任公司 | A kind of charging pile system |
| CN104935675B (en) * | 2015-07-13 | 2018-01-12 | 武汉大学 | A kind of electric automobile charging pile intelligent networking apparatus and method |
| CN205583773U (en) * | 2016-04-26 | 2016-09-14 | 宁波三星智能电气有限公司 | Charging pile system |
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Denomination of invention: A micro power data communication method for charging pile system Effective date of registration: 20220214 Granted publication date: 20180831 Pledgee: Agricultural Bank of China Limited Ningbo Yinzhou Branch Pledgor: Ningbo Sanxing Smart Electric Co.,Ltd. Registration number: Y2022330000213 |
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