CN108832679A - Electric car DC charging machine control system - Google Patents
Electric car DC charging machine control system Download PDFInfo
- Publication number
- CN108832679A CN108832679A CN201810659307.0A CN201810659307A CN108832679A CN 108832679 A CN108832679 A CN 108832679A CN 201810659307 A CN201810659307 A CN 201810659307A CN 108832679 A CN108832679 A CN 108832679A
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- CN
- China
- Prior art keywords
- unit
- charging
- charger
- app
- control system
- 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
- 238000000034 method Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims abstract description 11
- 230000001502 supplementing effect Effects 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 9
- 230000000977 initiatory effect Effects 0.000 claims description 7
- 230000008054 signal transmission Effects 0.000 claims description 3
- 230000006641 stabilisation Effects 0.000 claims description 2
- 238000011105 stabilization Methods 0.000 claims description 2
- 239000013589 supplement Substances 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- H02J7/0021—
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- H02J7/0026—
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00302—Overcharge protection
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
Abstract
The invention discloses a kind of electric car DC charging machine control systems, including charger, server terminal and APP, the charger includes signal transceiver and information process unit, the APP includes supplementing unit with money, barcode scanning unit and coding input unit, the charger is bi-directionally connected by wireless signal and server terminal, APP is bi-directionally connected also by wireless restricting the number with server terminal, it is bi-directionally connected between the signal transceiver and information process unit, the charger is connected with cell voltage sensing unit by conducting wire, cell voltage sensing unit is connected with output voltage by conducting wire and adjusts detection unit, the output voltage adjustment detection unit is connected with charging IC.Design function of the present invention is perfect, and system is easy to use, can inform user's battery charging situation in real time, and entire control system is capable of the safety of effective protection over-charging of battery, practicability is stronger.
Description
Technical field
The present invention relates to electric car charging technique field more particularly to a kind of electric car DC charging motor control systems
System.
Background technique
Charger is to adjust charging technique with advanced Intelligent Dynamic using high frequency electric source technology.It uses constant current/perseverance
Pressure/small constant current intelligence three phases charging modes, has the features such as charge efficiency is high, easy to operate, light-weight, small in size.
Existing charger is not smart enough in charging, and user cannot understand the case where charging in charging in real time,
To cannot accurately understand when charging complete so that the time of waste charging, inconvenient in practical application.
Summary of the invention
Charge volume when cannot inform charging batteries of electric automobile in real time the purpose of the present invention is to solve existing charger
A kind of electric car DC charging machine control system for how much and when charging the shortcomings that terminating, and proposing.
To achieve the goals above, present invention employs following technical solutions：
Electric car DC charging machine control system, including charger, server terminal and APP, the charger include signal
Transceiver and information process unit, the APP include supplementing unit, barcode scanning unit and coding input unit with money, and the charger is logical
It crosses wireless signal to be bi-directionally connected with server terminal, APP is bi-directionally connected also by wireless restricting the number with server terminal, the signal
It is bi-directionally connected between transceiver and information process unit, the charger is connected with cell voltage sensing unit by conducting wire, electricity
Cell voltage sensing unit is connected with output voltage by conducting wire and adjusts detection unit, the output voltage adjustment detection unit connection
Having charging IC, charging IC to set, there are six pins, and respectively VCC, TS, STAT, VSS, CC, COMP, SNS and BAT, and the IC that charges
For the charge protection to automobile batteries, voltage and for a long time influence of the charging to battery are avoided, charging IC is connected with charging
End, and charging end, for connecting with the charging plug of automobile, charging end can be fed back the charge information of battery by electric signal
To charger.
Preferably, the charger is also connected with relay start unit and switch actuation unit, when the route of charger
When electric current is excessive or short-circuit, relay start unit can play relay, to guarantee entire circuit safety.
Preferably, the barcode scanning unit and coding input unit are respectively used to sweep two dimensional code and the volume for being manually entered charger
Code, and barcode scanning unit and coding input unit are connected with charge initiation unit jointly, so that APP starts after obtaining correct information
Charge initiation unit, after APP obtains enabled instruction, by wireless signal transmission to server terminal, server terminal transmits again
To charger, so that switch actuation unit is opened, to connect the charge switch of charger.
Preferably, the charge initiation unit is also connected with electricity display unit, and APP obtains the automobile of charger feedback
The information of battery capacity storage, then shown on APP by electricity display unit, for reminding the charging situation of user's automobile,
Unit is supplemented with money for money charging.
Preferably, the cell voltage sensing unit is used for the charge condition of induced cell, and charge condition is transferred to APP
Electricity display unit.
Preferably, the output voltage adjustment detection unit is used to control the stabilization of input voltage, guarantees the safety of battery.
The beneficial effects of the invention are as follows：By the control system of design, it can facilitate user that can know automobile by APP
Charging situation, and this system facilitates operation in charging, and control system being capable of the charging for a long time of effective protection battery
Caused by the problem of overcharging, safety is higher；The design perfect in shape and function, system is easy to use, can inform user's battery in real time
Charging situation, and entire control system is capable of the safety of effective protection over-charging of battery, and practicability is stronger.
Detailed description of the invention
Fig. 1 is the functional block diagram of electric car DC charging machine control system proposed by the present invention；
Fig. 2 is that the charger charging circuit of electric car DC charging machine control system proposed by the present invention protects original image.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.
Referring to Fig.1-2, electric car DC charging machine control system, including charger, server terminal and APP, charging
Machine includes signal transceiver and information process unit, and APP includes supplementing unit, barcode scanning unit and coding input unit, charger with money
It is bi-directionally connected by wireless signal and server terminal, APP is bi-directionally connected also by wireless restricting the number with server terminal, and signal is received
It is bi-directionally connected between hair device and information process unit, charger is connected with cell voltage sensing unit, cell voltage by conducting wire
Sensing unit is connected with output voltage by conducting wire and adjusts detection unit, and output voltage adjustment detection unit is connected with charging IC,
Charging IC is set there are six pin, and respectively VCC, TS, STAT, VSS, CC, COMP, SNS and BAT, and the IC that charges is used for vapour
The charge protection of vehicle battery avoids voltage and for a long time influence of the charging to battery, and charging IC is connected with charging end, and charges
End is connect for the charging plug with automobile, and the charge information of battery can be fed back to charger by electric signal by charging end.
In the present embodiment, VCC:Working power input；TS:Temperature sensing input, for detecting the temperature of battery pack；
STAT:Charged state output, including:In charging, three states of charging complete and temperature fault；VSS:Input to working power；
CC:Charge control output；COMP:Charge rate compensation input；SNS:Charging current sensing input；BAT:Cell voltage input,
When carrying out constant-current charge, when complete battery pair preliminary filling or cell voltage VBAT are lower than constant pressure VREG, into constant-current charge shape
State, at this time by external sensing resistance RSNSOn pressure drop monitor charging current, which can take the connection type on high/low side,
The R in high side current detectionSNSIt connects between VCC and SNS pin, the R in low side current detectingSNSIt connects between VSS and SNS pin；
When charging is full, constant-voltage charge is carried out at this time, constant-voltage charge state is entered when charging voltage reaches constant pressure VREG；In entire work
Make in temperature and operating voltage range, constant pressure precision is higher than ± 1%, battery voltage is monitored by VBAT and VSS pin, when filling
Electric current, which reaches, stops charging when terminating thresholding I (TERM), certainly when cell voltage, which is lower than, recharges threshold voltage V (RCH)
It is dynamic to start to recharge；So that battery is able to maintain the state of full electricity, user is first by the charging jack of charging end and automobile
Connection, by scanning the two-dimensional code or input coding, so that APP starts charge initiation unit after obtaining correct information, APP is obtained
After obtaining enabled instruction, by wireless signal transmission to server terminal, server terminal is transmitted further to charger, so that switch opens
Moving cell is opened, to connect the charge switch of charger, so that charging end is charged, server terminal is for handling and protecting
Deposit the information of charging.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (6)
1. electric car DC charging machine control system, including charger, server terminal and APP, which is characterized in that described to fill
Motor includes signal transceiver and information process unit, and the APP includes supplementing unit, barcode scanning unit and coding input unit with money,
The charger is bi-directionally connected by wireless signal and server terminal, and APP is two-way also by wireless restricting the number and server terminal
Connection, is bi-directionally connected between the signal transceiver and information process unit, and the charger is connected with battery electricity by conducting wire
Sensing unit is pressed, cell voltage sensing unit is connected with output voltage by conducting wire and adjusts detection unit, the output voltage tune
Whole detection unit is connected with charging IC, and charging IC is set there are six pin, and respectively VCC, TS, STAT, VSS, CC, COMP, SNS
And BAT, and the IC that charges is used for the charge protection to automobile batteries, avoids voltage and for a long time influence of the charging to battery, fills
Electric IC is connected with charging end, and charging end is with the charging plug of automobile for connecting, and charging end can be by electric signal by battery
Charge information feed back to charger.
2. electric car DC charging machine control system according to claim 1, which is characterized in that the charger also connects
It is connected to relay start unit and switch actuation unit, when the line current of charger is excessive or short-circuit, relay starting
Unit can play relay, to guarantee entire circuit safety.
3. electric car DC charging machine control system according to claim 2, which is characterized in that the barcode scanning unit and
Coding input unit is respectively used to sweep two dimensional code and the coding for being manually entered charger, and barcode scanning unit and coding input unit are total
With charge initiation unit is connected with, so that APP starts charge initiation unit after obtaining correct information, APP obtains enabled instruction
Afterwards, by wireless signal transmission to server terminal, server terminal is transmitted further to charger, so that switch actuation unit is beaten
It opens, to connect the charge switch of charger.
4. electric car DC charging machine control system according to claim 3, which is characterized in that the charge initiation list
Member is also connected with electricity display unit, and APP obtains the information of the automobile battery power storage of charger feedback, then passes through electricity
Display unit is shown on APP, for reminding the charging situation of user's automobile, supplements unit with money for money charging.
5. electric car DC charging machine control system according to claim 4, which is characterized in that the cell voltage sense
Charge condition of the unit for induced cell is answered, charge condition is transferred to the electricity display unit of APP.
6. electric car DC charging machine control system according to claim 1, which is characterized in that the output voltage tune
Whole detection unit is used to control the stabilization of input voltage, guarantees the safety of battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810659307.0A CN108832679A (en) | 2018-06-25 | 2018-06-25 | Electric car DC charging machine control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810659307.0A CN108832679A (en) | 2018-06-25 | 2018-06-25 | Electric car DC charging machine control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108832679A true CN108832679A (en) | 2018-11-16 |
Family
ID=64137646
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810659307.0A Pending CN108832679A (en) | 2018-06-25 | 2018-06-25 | Electric car DC charging machine control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108832679A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101741124A (en) * | 2010-01-25 | 2010-06-16 | 海洋王照明科技股份有限公司 | Battery charging circuit and power supply device |
| CN102005798A (en) * | 2010-12-13 | 2011-04-06 | 山东电力集团公司泰安供电公司 | Solar charging circuit |
| CN203849829U (en) * | 2013-12-24 | 2014-09-24 | 西安邮电大学 | Device for protecting child from being lost |
| CN105069919A (en) * | 2015-08-11 | 2015-11-18 | 江苏万帮充电设备有限公司 | Intelligent charging management method |
| CN106920033A (en) * | 2017-01-23 | 2017-07-04 | 北京国网普瑞特高压输电技术有限公司 | Direct-current charging post accesses the system and method for electrically-charging equipment operation management platform |
| CN107425567A (en) * | 2017-06-30 | 2017-12-01 | 吕青青 | A kind of interactive intelligent charging system based on network control |
-
2018
- 2018-06-25 CN CN201810659307.0A patent/CN108832679A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101741124A (en) * | 2010-01-25 | 2010-06-16 | 海洋王照明科技股份有限公司 | Battery charging circuit and power supply device |
| CN102005798A (en) * | 2010-12-13 | 2011-04-06 | 山东电力集团公司泰安供电公司 | Solar charging circuit |
| CN203849829U (en) * | 2013-12-24 | 2014-09-24 | 西安邮电大学 | Device for protecting child from being lost |
| CN105069919A (en) * | 2015-08-11 | 2015-11-18 | 江苏万帮充电设备有限公司 | Intelligent charging management method |
| CN106920033A (en) * | 2017-01-23 | 2017-07-04 | 北京国网普瑞特高压输电技术有限公司 | Direct-current charging post accesses the system and method for electrically-charging equipment operation management platform |
| CN107425567A (en) * | 2017-06-30 | 2017-12-01 | 吕青青 | A kind of interactive intelligent charging system based on network control |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181116 |
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| RJ01 | Rejection of invention patent application after publication |