CN106527290A - Electric automobile AC charging pile control board - Google Patents
Electric automobile AC charging pile control board Download PDFInfo
- Publication number
- CN106527290A CN106527290A CN201611206610.2A CN201611206610A CN106527290A CN 106527290 A CN106527290 A CN 106527290A CN 201611206610 A CN201611206610 A CN 201611206610A CN 106527290 A CN106527290 A CN 106527290A
- Authority
- CN
- China
- Prior art keywords
- circuit
- interface
- charging
- charging pile
- control
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004891 communication Methods 0.000 claims abstract description 37
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 239000011159 matrix material Substances 0.000 claims abstract description 9
- 238000012790 confirmation Methods 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- 238000013500 data storage Methods 0.000 claims description 6
- 239000013256 coordination polymer Substances 0.000 claims description 3
- 230000000977 initiatory effect Effects 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 230000036461 convulsion Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 230000004044 response Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 241001347978 Major minor Species 0.000 description 1
- 230000010455 autoregulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000153 supplemental effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
Abstract
The invention discloses an electric automobile AC charging pile control board, which comprises a core controller and a power failure detection circuit, an alternating current output circuit, an LCD control circuit, a metering acquisition circuit, a temperature acquisition circuit, an emergency stop button, a matrix keyboard, a connection confirmation circuit, a control guide circuit, a card reader communication interface, a background communication interface, a CAN communication interface, a digital signal input interface, a data memory, an indicator light interface, a charging gun anti-theft interface and a local upgrading interface which are electrically connected with the core controller. The electric automobile AC charging pile control board has rich display functions, has a necessary hardware protection function and a public operation function, and is low in production cost.
Description
Technical field
The present invention relates to electric automobile intelligent charge facility technology field, specifically a kind of electric vehicle alternating-current charging
Stake control panel.
Background technology
Electric automobile intelligent AC charging pile is the electric energy supplemental facilities for New-energy electric vehicle.By entering with automobile
Row communication, monitoring, control can be reliably charging electric vehicle.
Prior art possesses basic AC charging function, and prior art is divided into two types substantially.
One kind is simple type charging pile, only possesses simple charge function, does not possess abundant display function, and not possessing must
The software and hardware defencive function wanted, does not possess public operation function.
Another kind is the high configuration charging pile with ARM9 as core, although controller is relatively advanced, but relatively costly, compiles
Journey is complicated, and than relatively low, in large-scale use charging pile, cost control is a disadvantage for flexibility.The application is mainly for the above
Two kinds of problems, a kind of cost of proposition is relatively low, feature richness, processor are appropriate, the alternating-current charging pile control panel of flexible configuration.
The content of the invention
The invention aims to solve shortcoming present in prior art, propose a kind of relatively low cost, feature richness,
Processor is appropriate, the alternating-current charging pile control panel of flexible configuration.
To achieve these goals, present invention employs following technical scheme
A kind of electric vehicle alternating-current charging pile control panel, including core controller and the power down for electrically connecting with core controller respectively
Detection circuit, exchange output circuit, LCD control circuits, metering Acquisition Circuit, temperature collection circuit, scram button, matrix key
Disk, connection confirm circuit and control guidance circuit, card reader communication interface, background communication interface, CAN communication interface, numeral letter
Number input interface, data storage, indicator lamp interface, the antitheft interface of charging gun, local upgrade interface.
Power-fail detection circuit adopts control chip IMP809LEUR-T, for detecting system voltage in safe voltage
Critical value, and trigger is given to core controller, execution power down is interrupted in triggering immediately after core controller is connected to the signal
Preservation tactics, protect critical data.
Exchange output circuit controls the break-make for exchanging output by on-off circuit controlled output relay T9SV1K15.
Metering Acquisition Circuit adopts RS485 circuits, support to meet all kinds of ammeters of DL/T 645-2007 communication protocols.
Temperature collection circuit adopts analog quantity acquisition circuit, can effectively monitor the temperature at charging plug.
Connection confirms that circuit will connect confirmation signal and be converted to level signal and carry out detection judgement for core controller；Control
Guidance circuit can produce the pwm signal of 0%-100% dutycycles, and detect the voltage amplitude that CP feeds back, and judge successively
The instruction that car end sends, the different PWM duty cycle linkages of control guiding are synchronized the current value of overcurrent protection.
Background communication interface is the mould that communicates with ethernet communication module, GPRS communication modules, 3G/4G communication modules, WIFI
The RS232 interfaces that block is connected.
CAN communication interface is used to connect concentrator or LAN.
Data storage includes outside Flash and outside EEPROM, outside FLASH can store transaction record, event alerts
The log type data such as information, charging process；EEPROM can be with storage system parameter isoparametric type data.
The antitheft interface of charging gun adopts electronic lock driving interface, electronic lock lock charging gun in charge initiation,
Charging gun is discharged at the end of charging, so as to play anti-theft function.
Preferably, the core controller completes charging flow, and the signals collecting and protection act of correlation for control,
Model STM32F103, software adopt uC/OS-III real time operating systems.
Preferably, the LCD control circuits support parallel LCD circuits, support parallel dot matrix LCD display.
Preferably, the LCD control circuits support serial colour touch-control LCD circuits simultaneously.
Preferably, RS232 interface of the card reader communication interface for RFID card reader.
Preferably, the local upgrade interface is SWD interfaces, is upgraded for local program.
Core controller and major peripheral circuit have collectively constituted control panel, and core controller is by controlling card reader special
Read dedicated card to verify the identity of user, or authentication is carried out by user input password, or by using
Family scanning Quick Response Code carries out authentication, or carries out authentication by the blue tooth interface of user mobile phone, uses after checking is good
Family obtains the access right of charging pile, can carry out subsequent charge work.
After obtaining authority, control panel can detect and point out to connect charge cable, be ready work of charging.
After connecting charge cable, user can select reservation to start charging or start charging, the side of selection immediately
Formula is decided by the mode for obtaining authority, such as can select subscription time by man-machine interface, it is also possible to by mobile phone A PP client
End software carries out the operation such as preengaging, and chooses starting time with rear control plate control electronic lock locking charging plug, it is ensured that charge
The security of plug.
After starting time is reached, control panel starts charging, and to car end, in charging process, control panel is real-time for electric energy output
Voltage, electric current, electricity, charging interval, charging inlet temperature, vehicle condition and Monitoring and Controlling plate peripheral components that monitoring is charged
State, such as jerk state, Card reader status, ammeter state, earth leakage protective device state, lightning protection device state, background communication state
These states are carried out with whether logic judgment suspends charging or complete charge Deng, control panel.
In charging process, the flexible charging plan that charge power is automatically adjusted in the presence of having backstage, can be realized
Slightly.Charging station can carry out rational power adjustment according to the general power at station and the existing power for using, and backstage will need adjustment
Power requirement be handed down to control panel, control panel adjustment PWM output parameters perform the requirement on backstage.
The present invention has the advantages that
1st, dot matrix screen and colored touch screen are supported on hardware simultaneously, supports to show consistent on software, simultaneous display.The program exists
Different application scene is may be selected with display screen scheme or without display screen, on software and hardware without the compatible two kinds of screens of modification people
Machine interface, easy to use and flexible.
2nd, non-contacting M1 cards, non-contacting CPU card, Quick Response Code barcode scanning, cipher authentication are supported in identification simultaneously
Etc. various certificate schemes, the program can select different authentication modes or combination in different application scene, easy to use
Flexibly.
3rd, control guidance function and possess adjustable regulating allocation function, the parameter can be adjusted by actual charging pile power
Section, such as 3.5KW and 7KW represent after parameter regulation that the power output of charging pile is changed, while over-current protection point is carried out
Link dynamic auto regulation；In actual charging process, according to backstage charging strategy, the parameter can be according to electrical network with electric energy
Power carries out power output regulation, realizes flexible charging.
4th, external card reader special allows the key of charging pile to be modified according to different user, and amended parameter is protected
It is stored to locally, the key of card reader special possesses ciphertext transmission, improves the confidentiality of key.And the scheme tool of key modification
Standby different user can carry out key protection again respectively using same program, realize the compatibility of program.
Description of the drawings
Fig. 1 is schematic block circuit diagram proposed by the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.
With reference to Fig. 1, a kind of electric vehicle alternating-current charging pile control panel, including core controller and respectively with core controller
The power-fail detection circuit of electrical connection, exchange output circuit, LCD control circuits, metering Acquisition Circuit, temperature collection circuit, jerk
Button, matrix keyboard, connection confirm circuit and control guidance circuit, card reader communication interface, background communication interface, CAN communication
Interface, data signal input interface, data storage, indicator lamp interface, the antitheft interface of charging gun, local upgrade interface.
Power-fail detection circuit adopts control chip IMP809LEUR-T, for detecting system voltage in safe voltage
Critical value, and trigger is given to core controller, execution power down is interrupted in triggering immediately after core controller is connected to the signal
Preservation tactics, protect critical data.
Exchange output circuit controls the break-make for exchanging output by on-off circuit controlled output relay T9SV1K15, is
Reduction relay power consumption, control circuit adopt major-minor control circuit, need to simultaneously turn on increase driving force during closure, turn on
Main circuit disconnects later, and secondary circuit works on, and secondary circuit power consumption is smaller, reduces the power consumption of relay work.
Metering Acquisition Circuit adopts RS485 circuits, support to meet all kinds of ammeters of DL/T 645-2007 communication protocols.
Temperature collection circuit adopts analog quantity acquisition circuit, can gather the temperature of PT1000 or PT100 class temperature sensors
Degree, collecting temperature scope are -40 degrees Celsius to 300 degrees Celsius, can effectively monitor the temperature at charging plug.
This control panel possesses the matrix keyboard scheme of a 4X4, and keyboard can include at least the key of totally 16 buttons such as 0-9
Disk scheme.
Connection confirms that circuit will connect confirmation signal and be converted to level signal and carry out detection judgement for core controller；Control
Guidance circuit can produce the pwm signal of 0%-100% dutycycles, and detect the voltage amplitude that CP feeds back, and judge successively
The instruction that car end sends, the different PWM duty cycle linkages of control guiding are synchronized the current value of overcurrent protection.
Background communication interface is the mould that communicates with ethernet communication module, GPRS communication modules, 3G/4G communication modules, WIFI
The RS232 interfaces that block is connected, possess setting, compatibility, concrete equipment with the communication between each communication module
Selection can be with parameter setting.
CAN communication interface is used to connect concentrator or LAN.
Data signal input interface is 4 railway digital signals collecting interfaces, can gather scram button state, earth leakage protective device
State, lightning protection device state.
Data storage includes outside Flash and outside EEPROM, outside FLASH can store transaction record, event alerts
The log type data such as information, charging process；EEPROM can be with storage system parameter isoparametric type data.
The antitheft interface of charging gun adopts electronic lock driving interface, electronic lock lock charging gun in charge initiation,
Charging gun is discharged at the end of charging, so as to play anti-theft function.
Core controller completes charging flow, and the signals collecting and protection act of correlation, model for control
STM32F103, software adopt uC/OS-III real time operating systems.
LCD control circuits support parallel LCD circuits, support parallel dot matrix LCD display.
LCD control circuits support serial colour touch-control LCD circuits simultaneously.
The display screen of both the above type freely can be arranged in pairs or groups as the case may be, or without display screen.Prop up on software
Double-type screen is held while work.
RS232 interface of the card reader communication interface for RFID card reader.
Local upgrade interface is SWD interfaces, is upgraded for local program.
Core controller and major peripheral circuit have collectively constituted control panel, and core controller is by controlling card reader special
Read dedicated card to verify the identity of user, or authentication is carried out by user input password, or by using
Family scanning Quick Response Code carries out authentication, or carries out authentication by the blue tooth interface of user mobile phone, uses after checking is good
Family obtains the access right of charging pile, can carry out subsequent charge work.
After obtaining authority, control panel can detect and point out to connect charge cable, be ready work of charging.
After connecting charge cable, user can select reservation to start charging or start charging, the side of selection immediately
Formula is decided by the mode for obtaining authority, such as can select subscription time by man-machine interface, it is also possible to by mobile phone A PP client
End software carries out the operation such as preengaging, and chooses starting time with rear control plate control electronic lock locking charging plug, it is ensured that charge
The security of plug.
After starting time is reached, control panel starts charging, and to car end, in charging process, control panel is real-time for electric energy output
Voltage, electric current, electricity, charging interval, charging inlet temperature, vehicle condition and Monitoring and Controlling plate peripheral components that monitoring is charged
State, such as jerk state, Card reader status, ammeter state, earth leakage protective device state, lightning protection device state, background communication state
These states are carried out with whether logic judgment suspends charging or complete charge Deng, control panel.
In charging process, the flexible charging plan that charge power is automatically adjusted in the presence of having backstage, can be realized
Slightly.Charging station can carry out rational power adjustment according to the general power at station and the existing power for using, and backstage will need adjustment
Power requirement be handed down to control panel, control panel adjustment PWM output parameters perform the requirement on backstage.
Charging end is generally divided into three kinds of situations, and the first automobile thinks that actively sending stopping charging full of rear automobile refers to
Order, second control panel are judged as that failure or charge condition actively stop charging after meeting, and the third guest operation stops filling
Electricity, including man-machine interface stops or remote handset APP stops charging.This electricity charge kimonos for charging is deducted in charging after terminating
Business such as takes at the expense.
In addition to basic charge function, control panel also has following function：1st, local parameter and daily record preserves work(
Energy.2nd, possesses local program upgrade function.3rd, possesses remotely updating program function.4th, possess charging inlet compatibility feature, energy
Enough compatibility GB charging inlets, American Standard charging inlet, Europe superscript charging inlet.5th, LCD flexible configurations function, LCD can be with point of use
Battle array screen, colored touch screen, does not use LCD.6th, charging modes flexible configuration function, charging of can swiping the card can be with barcode scanning charging, can
Filled with inserting, can swipe the card certification but not charging, can be blocked with one one.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, technology according to the present invention scheme and its
Inventive concept equivalent or change in addition, should all be included within the scope of the present invention.
Claims (6)
1. a kind of electric vehicle alternating-current charging pile control panel, it is characterised in that：Including core controller and respectively with core control
The power-fail detection circuit of device electrical connection, exchange output circuit, LCD control circuits, metering Acquisition Circuit, temperature collection circuit, urgency
Stop button, matrix keyboard, connection confirmation circuit and control guidance circuit, card reader communication interface, background communication interface, CAN to lead to
Letter interface, data signal input interface, data storage, indicator lamp interface, the antitheft interface of charging gun, local upgrade interface；
Power-fail detection circuit adopts control chip IMP809LEUR-T, for detecting system voltage in the critical of safe voltage
Value, and trigger is given to core controller, execution power down protection is interrupted in triggering immediately after core controller is connected to the signal
Strategy, protects critical data；
Exchange output circuit controls the break-make for exchanging output by on-off circuit controlled output relay T9SV1K15；
Metering Acquisition Circuit adopts RS485 circuits, support to meet all kinds of ammeters of DL/T 645-2007 communication protocols；
Temperature collection circuit adopts analog quantity acquisition circuit, can effectively monitor the temperature at charging plug；
Connection confirms that circuit will connect confirmation signal and be converted to level signal and carry out detection judgement for core controller；Control guiding
Circuit can produce the pwm signal of 0%-100% dutycycles, and detect the voltage amplitude that CP feeds back, and judge car end successively
The instruction for sending, the different PWM duty cycle linkages of control guiding are synchronized the current value of overcurrent protection；
Background communication interface is and ethernet communication module, GPRS communication modules, 3G/4G communication modules, WIFI communication module phases
The RS232 interfaces of connection；
CAN communication interface is used to connect concentrator or LAN；
Data storage includes outside Flash and outside EEPROM, outside FLASH can store transaction record, event, alarm are believed
The log type data such as breath, charging process；EEPROM can be with storage system parameter isoparametric type data；
The antitheft interface of charging gun adopts electronic lock driving interface, electronic lock lock charging gun in charge initiation, is charging
At the end of discharge charging gun, so as to play anti-theft function.
2. a kind of electric vehicle alternating-current charging pile control panel according to claim 1, it is characterised in that：The core control
Device completes charging flow, and signals collecting and protection act for control, and model STM32F103, software adopt uC/OS-III
Real time operating system.
3. a kind of electric vehicle alternating-current charging pile control panel according to claim 1, it is characterised in that：The LCD controls
Circuit supports parallel LCD circuits, supports parallel dot matrix LCD display.
4. a kind of electric vehicle alternating-current charging pile control panel according to claim 3, it is characterised in that：The LCD controls
Circuit supports serial colour touch-control LCD circuits simultaneously.
5. a kind of electric vehicle alternating-current charging pile control panel according to claim 1, it is characterised in that：The card reader is led to
RS232 interface of the letter interface for RFID card reader.
6. a kind of electric vehicle alternating-current charging pile control panel according to claim 1, it is characterised in that：The local upgrade
Interface is SWD interfaces, is upgraded for local program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611206610.2A CN106527290A (en) | 2016-12-23 | 2016-12-23 | Electric automobile AC charging pile control board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611206610.2A CN106527290A (en) | 2016-12-23 | 2016-12-23 | Electric automobile AC charging pile control board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106527290A true CN106527290A (en) | 2017-03-22 |
Family
ID=58337624
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611206610.2A Pending CN106527290A (en) | 2016-12-23 | 2016-12-23 | Electric automobile AC charging pile control board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106527290A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965414A (en) * | 2018-07-03 | 2018-12-07 | 浙江中创天成科技有限公司 | A kind of alternating-current charging pile control system of Multi net voting redundancy communication |
| CN109872145A (en) * | 2019-01-29 | 2019-06-11 | 中智沃达(北京)电力科技有限公司 | Charging field intelligent management system based on CNN convolutional neural networks |
| CN110893781A (en) * | 2018-09-12 | 2020-03-20 | 北汽福田汽车股份有限公司 | Charging pile, vehicle charging method and device, electric vehicle and charging system |
| CN113605280A (en) * | 2021-07-12 | 2021-11-05 | 南通帕哥智能科技有限公司 | Take intelligent controller of berth of car function of charging |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105365596A (en) * | 2015-11-26 | 2016-03-02 | 上海循道新能源科技有限公司 | Intelligent control system for electric vehicle alternating-current charging pile |
| CN205248831U (en) * | 2015-11-17 | 2016-05-18 | 重庆瑞升康博电气有限公司 | Electric automobile exchanges intelligent charging stake |
| CN205657457U (en) * | 2016-04-29 | 2016-10-19 | 周口师范学院 | Novel electric automobile alternating -current charging stake control device |
| CN205827525U (en) * | 2016-04-29 | 2016-12-21 | 浙江启扬智能科技有限公司 | A kind of charging pile Charging Detail Record unit mainboard |
| CN206426864U (en) * | 2016-12-23 | 2017-08-22 | 惠州市丝鹭新能源科技有限公司 | A kind of electric vehicle alternating-current charging pile control panel |
-
2016
- 2016-12-23 CN CN201611206610.2A patent/CN106527290A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205248831U (en) * | 2015-11-17 | 2016-05-18 | 重庆瑞升康博电气有限公司 | Electric automobile exchanges intelligent charging stake |
| CN105365596A (en) * | 2015-11-26 | 2016-03-02 | 上海循道新能源科技有限公司 | Intelligent control system for electric vehicle alternating-current charging pile |
| CN205657457U (en) * | 2016-04-29 | 2016-10-19 | 周口师范学院 | Novel electric automobile alternating -current charging stake control device |
| CN205827525U (en) * | 2016-04-29 | 2016-12-21 | 浙江启扬智能科技有限公司 | A kind of charging pile Charging Detail Record unit mainboard |
| CN206426864U (en) * | 2016-12-23 | 2017-08-22 | 惠州市丝鹭新能源科技有限公司 | A kind of electric vehicle alternating-current charging pile control panel |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108965414A (en) * | 2018-07-03 | 2018-12-07 | 浙江中创天成科技有限公司 | A kind of alternating-current charging pile control system of Multi net voting redundancy communication |
| CN108965414B (en) * | 2018-07-03 | 2021-03-02 | 浙江中创天成科技有限公司 | Alternating-current charging pile control system for multi-network redundant communication |
| CN110893781A (en) * | 2018-09-12 | 2020-03-20 | 北汽福田汽车股份有限公司 | Charging pile, vehicle charging method and device, electric vehicle and charging system |
| CN109872145A (en) * | 2019-01-29 | 2019-06-11 | 中智沃达(北京)电力科技有限公司 | Charging field intelligent management system based on CNN convolutional neural networks |
| CN113605280A (en) * | 2021-07-12 | 2021-11-05 | 南通帕哥智能科技有限公司 | Take intelligent controller of berth of car function of charging |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106527290A (en) | Electric automobile AC charging pile control board | |
| CN103390924B (en) | For the management method of the EMS of electric automobile multiplex roles alternating-current charging pile | |
| CN105365596A (en) | Intelligent control system for electric vehicle alternating-current charging pile | |
| CN204497821U (en) | Charging pile and charging system | |
| CN102967846A (en) | Fault self-checking method for intelligent ammeter | |
| CN106541847A (en) | A kind of electric automobile direct current integrated charger panel | |
| CN201477676U (en) | Self-help intelligent terminal for bicycle rent | |
| CN203746125U (en) | Control system applied to parking lots | |
| CN106585407A (en) | Highly-integrated control board for alternating-current charging piles for electric vehicle | |
| CN204627281U (en) | A kind of intelligent safe and intelligent safe system | |
| CN106208196A (en) | A kind of control system for Intelligent charging spot | |
| CN102081363A (en) | Microcomputer misoperation prevention locking device | |
| CN106128016B (en) | Security protection system for substation | |
| CN110278194A (en) | A kind of vertical three-dimensional garage intelligence control system and its control method with photovoltaic system and charging pile | |
| CN106300521A (en) | A kind of alternating-current charging pile control system of multi-storied garage | |
| CN202939743U (en) | ZigBee network-based theftproof-detection and intelligent-charging parking system | |
| CN208819285U (en) | Key safety management system | |
| CN205407344U (en) | Agreement self -adaptation electric automobile direct current fills electric pile system | |
| CN205149558U (en) | A intelligence control system for electric automobile alternating -current charging stake | |
| CN206426864U (en) | A kind of electric vehicle alternating-current charging pile control panel | |
| CN109272626A (en) | Key safety management system and method | |
| CN108336713A (en) | Configure the power distribution network intelligent controller of coded communication module | |
| CN209666880U (en) | Charging pile system with ground lock automatic control function | |
| CN201886305U (en) | Microcomputer misoperation locking device | |
| CN204497819U (en) | Charging pile and charging system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170322 |