CN206841186U - A kind of electric vehicle DC formula charging pile - Google Patents
A kind of electric vehicle DC formula charging pile Download PDFInfo
- Publication number
- CN206841186U CN206841186U CN201720141942.0U CN201720141942U CN206841186U CN 206841186 U CN206841186 U CN 206841186U CN 201720141942 U CN201720141942 U CN 201720141942U CN 206841186 U CN206841186 U CN 206841186U
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- Prior art keywords
- direct current
- storage battery
- control system
- charging
- energy storage
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of electric vehicle DC formula charging pile, including master controller, master controller is connected with DSP control system, human-computer interaction terminal and direct current energy meter, direct current energy meter city connects direct current transducer and electric power supply circuit, direct current transducer converts alternating current to be input to DSP control system after being transferred through direct current energy meter after direct current, DSP control system has PWM units and controlling switch unit, controlling switch unit is connected with multidirectional reversing switch, one side connection auxiliary energy storage battery of the reversing switch, another side connects charging inlet, there is power delivery circuit on auxiliary energy storage battery, power delivery circuit is also connected to charging inlet.The utility model structure design characteristic is to design a standby charging structure, when mains-supplied has a power failure, auxiliary energy storage battery can be used to be charged directly to electric car, solves the problems, such as traditional charging method unit, whole charging pile is simple in construction, charging system control simple and efficient, cost are cheap.
Description
Technical field
Charging pile technical field is the utility model is related to, refers specifically to a kind of electric vehicle DC formula charging pile.
Background technology
At present, electric car has been widely used in daily life, and the output of electric car is mainly by storage
Battery provides electric energy, drives generator operation to complete traveling by battery.
Electric energy in battery just needs to charge using complete, and in order to facilitate the charging of battery, in the market has special fill
Electric stake charges a battery, but traditional charging pile can only rely on mains-supplied to complete when being powered, when municipal administration has a power failure,
Electric car charging can not be just carried out, is had some limitations.Traditional charging pile is complicated in addition, and charging system control is multiple
Miscellaneous, cost is high.
Utility model content
The utility model is in order to solve the above-mentioned deficiency of prior art, it is proposed that a kind of electric vehicle DC formula charging pile.
In order to solve the above-mentioned technical problem, the utility model uses following technical scheme：A kind of electric vehicle DC formula charging
Stake, including master controller, the master controller is connected with DSP control system, human-computer interaction terminal and direct current energy meter, described straight
Contactor is installed on stream electric energy meter, direct current transducer is connected on the input normally opened contact interface of the contactor, it is described straight
Stream transformer is connected to civil power AC interfaces, and the civil power AC interfaces are directly connected in mains-supplied circuit, the direct current transducer
Convert alternating current to be input to the DSP control system, the DSP controls system after being transferred through direct current energy meter after direct current
System has PWM units and controlling switch unit, and the controlling switch unit is connected with multidirectional reversing switch, the reversing switch
While open circuit is connected with a charging inlet, the another side open circuit of reversing switch is connected with two-way DC/DC converters, described two-way
DC/DC converters be connected to one can auxiliary charging auxiliary energy storage battery, there is on the auxiliary energy storage battery transmission of electricity
Circuit, the power delivery circuit are connected with unidirectional DC/DC converters, and the unidirectional DC/DC converters are connected to the charging inlet, when
When controlling switch unit mutually disconnects with charging inlet, it is described unidirectional to trigger the main controller controls power delivery circuit work connection
DC/DC converters and charging inlet.
Further, have in the DSP control system and be used to protect the protection location of DSP control system and for gathering
The AD samplers of the DC current of input, the switch control unit control are connected to reversing switch, and the PWM units include will
The power converter and transformer and the PWM rectifier to the electric current progress rectification after conversion that input current is changed.
Further, what the auxiliary energy storage battery was connected with electronic type is used for that to calculate auxiliary energy storage battery defeated
Go out the electric energy meter of electric energy, the master controller connects a voltameter using R485 data communication lines.
Further, described human-computer interaction terminal includes display and guidance panel.
Further, the human-computer interaction terminal is connected with IC-card card reader, slot machine and printing by R232 serial ports
Machine.
Further, described protection location switchs for an overcurrent-overvoltage air conservation.
Operation principle of the present utility model is that the alternating current (220V) of mains-supplied circuit passes through the conversion of direct current transducer
Into after 220V direct current, collect on the contactor that is input on after direct current energy meter, collect rear DSP control system to complete to control
System is changed, and analytical sampling, PWM are completed after the AD sampling modules setting sample frequency of the wherein AD samplers in DSP control system
Unit is changed to civil power (220V), and to the voltage preset, the electric current for changing power can be directly by switching for conversion output
Control unit is input on charging inlet.In addition, after mains-supplied has a power failure, this supply line of whole DSP control system is just
Opened by end, now, the auxiliary energy storage battery of design can just work, and auxiliary energy storage battery is directly connected to charging inlet, can
To be charged to the battery of electric car.It is a standby charging modes during design of this auxiliary energy storage battery, normal feelings
All it is to be charged using mains-supplied circuit to electric car under condition.
And the charging of auxiliary energy storage battery after use is also to be completed by DSP control system, being mainly used in does not have
The situation that electric car is charged using DSP control system occurs, and during work, reversing switch directly connects DSP control system and auxiliary
Energy storage battery can be completed to charge.
In terms of charging is operated, operator can be selected in human-computer interaction terminal need charging project, it is determined that after
Paid the fees on IC-card card reader or slot machine, started after payment, master controller determines according to the magnitude of current of DC ammeter
Whether the switch control unit of control PWM units switchs.The charging similarly charged using auxiliary energy storage battery passes through auxiliary
The voltameter of energy storage battery is helped to carry out Fare determined by travel time.In addition, the consumed amount of money that charges can also print account by printer
Table.
Compared with prior art, the utility model structure design characteristic is to design a standby charging structure, works as city
When electricity power supply has a power failure, auxiliary energy storage battery can be used to be charged directly to electric car, the DSP control system set in addition can be with
Conversion is controlled to civil power, AM3354 processors are used in control aspect master controller, it can directly utilize DSP controls system
System is changed to civil power, fills simultaneously rectification after the required voltage that swaps out, then is exported and charged to charging inlet to electric car, is entirely filled
Electric pilework is simple, charging system control simple and efficient, and cost is cheap.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Utility model is described in detail with reference to the accompanying drawings and examples.
As shown in figure 1, the utility model proposes electric vehicle DC formula charging pile, it is characterised in that：Including master controller,
Master controller uses AM3354 processors, and master controller is connected with DSP control system, human-computer interaction terminal and direct current energy meter,
Contactor is installed on direct current energy meter.Contactor uses D.C. contactor of the rated voltage for 220V, normally opened main contact quantity
For 3, the quantity of normally closed auxiliary contact is 6, and normally closed main contact quantity is 3, and normally opened auxiliary contact quantity is 3, main to touch
The control circuit model of point uses 24-500.
Direct current transducer is connected on the input normally opened contact interface of contactor, direct current transducer is connected to civil power AC and connect
Mouthful, civil power AC interfaces are directly connected in mains-supplied circuit, and direct current transducer is transferred through after converting alternating current to direct current
DSP control system is input to after direct current energy meter, DSP control system has PWM units and controlling switch unit, controlling switch list
Member is connected with multidirectional reversing switch, and one side open circuit of the reversing switch is connected with a charging inlet, the another side of reversing switch
Open circuit is connected with two-way DC/DC converters, two-way DC/DC converters be connected to one can auxiliary charging auxiliary energy storage electric power storage
Pond, there is power delivery circuit on auxiliary energy storage battery, power delivery circuit is connected with unidirectional DC/DC converters, unidirectional DC/DC conversions
Device is connected to charging inlet, when controlling switch unit mutually disconnects with charging inlet, triggers main controller controls power delivery circuit work
Make to connect unidirectional DC/DC converters and charging inlet.
There is the protection location for being used for protecting DSP control system and the direct current for gathering input in DSP control system
The AD samplers of stream, switch control unit control are connected to reversing switch, and PWM units include the work(for being changed input current
Rate converter and transformer and the PWM rectifier that rectification is carried out to the electric current after conversion.Auxiliary energy storage battery is connected with one
The electric energy meter for being used to calculate auxiliary energy storage battery output electric energy of individual electronic type, master controller are connected using R485 data communication lines
It is connected to voltameter.Human-computer interaction terminal includes display and guidance panel.Human-computer interaction terminal is connected with IC by R232 serial ports
Card reader, slot machine and printer.Protection location switchs for an overcurrent-overvoltage air conservation.
The alternating current (220V) of mains-supplied circuit by direct current transducer be converted into 220V direct current after, be input to
Collect on contactor on after direct current energy meter, collect rear DSP control system and changed to complete control, in DSP control system
Analytical sampling wherein is completed after the AD sampling modules setting sample frequency of AD samplers, PWM units turn to civil power (220V)
Change, to the voltage preset, change the electric current of power directly can be input to charging inlet by switch control unit for conversion output
On.In addition, after mains-supplied has a power failure, this supply line of whole DSP control system is just opened by end, now, the auxiliary of design
Energy storage battery can just be worked, and auxiliary energy storage battery is directly connected to charging inlet, and the battery of electric car can be given to charge.
It is a standby charging modes during design of this auxiliary energy storage battery, is all to use mains-supplied circuit in the case of normal
Charged to electric car.
And the charging of auxiliary energy storage battery after use is also to be completed by DSP control system, being mainly used in does not have
The situation that electric car is charged using DSP control system occurs, and during work, reversing switch directly connects DSP control system and auxiliary
Energy storage battery can be completed to charge.
In terms of charging is operated, operator can be selected in human-computer interaction terminal need charging project, it is determined that after
Paid the fees on IC-card card reader or slot machine, started after payment, master controller determines according to the magnitude of current of DC ammeter
Whether the switch control unit of control PWM units switchs.The charging similarly charged using auxiliary energy storage battery passes through auxiliary
The voltameter of energy storage battery is helped to carry out Fare determined by travel time.In addition, the consumed amount of money that charges can also print account by printer
Table.
Above-described embodiment only expresses several embodiments of the present utility model, and its description is more specific and detailed, but simultaneously
Can not be therefore understands that being the limitation to the utility model patent scope.It should be pointed out that the ordinary skill people for this area
For member, without departing from the concept of the premise utility, various modifications and improvements can be made, these belong to this reality
With new protection domain.Therefore, the utility model patent and protection domain should be defined by appended claims.
Claims (6)
- A kind of 1. electric vehicle DC formula charging pile, it is characterised in that：Including master controller, the master controller is connected with DSP controls System, human-computer interaction terminal and direct current energy meter processed, contactor, the input of the contactor are installed on the direct current energy meter Direct current transducer is connected on normally opened contact interface, the direct current transducer is connected to civil power AC interfaces, the civil power AC interfaces Mains-supplied circuit is directly connected in, the direct current transducer is transferred through direct current energy meter after converting alternating current to direct current After be input to the DSP control system, the DSP control system has PWM units and controlling switch unit, the controlling switch Unit is connected with multidirectional reversing switch, and one side open circuit of the reversing switch is connected with a charging inlet, reversing switch it is another Side open circuit is connected with two-way DC/DC converters, the two-way DC/DC converters be connected to one can auxiliary charging auxiliary energy storage Battery, there is power delivery circuit on the auxiliary energy storage battery, the power delivery circuit is connected with unidirectional DC/DC converters, should Unidirectional DC/DC converters are connected to the charging inlet, when controlling switch unit mutually disconnects with charging inlet, trigger the master The unidirectional DC/DC converters and charging inlet are connected in controller control power delivery circuit work.
- 2. electric vehicle DC formula charging pile as claimed in claim 1, it is characterised in that：Have in the DSP control system and use It is single in the protection location of protection DSP control system and the AD samplers of the DC current for gathering input, the switch control Member control is connected to reversing switch, the PWM units include power converter and the transformer of being changed input current with And the PWM rectifier of rectification is carried out to the electric current after conversion.
- 3. electric vehicle DC formula charging pile as claimed in claim 1, it is characterised in that：The auxiliary energy storage battery is connected with The electric energy meter for being used to calculate auxiliary energy storage battery output electric energy of one electronic type, the master controller are led to using R485 data Interrogate line and connect a voltameter.
- 4. electric vehicle DC formula charging pile as claimed in claim 1, it is characterised in that：Described human-computer interaction terminal includes Display and guidance panel.
- 5. electric vehicle DC formula charging pile as claimed in claim 4, it is characterised in that：The human-computer interaction terminal passes through R232 Serial ports is connected with IC-card card reader, slot machine and printer.
- 6. electric vehicle DC formula charging pile as claimed in claim 2, it is characterised in that：Described protection location is crossed for one to be flowed through Press air conservation switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720141942.0U CN206841186U (en) | 2017-02-16 | 2017-02-16 | A kind of electric vehicle DC formula charging pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720141942.0U CN206841186U (en) | 2017-02-16 | 2017-02-16 | A kind of electric vehicle DC formula charging pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206841186U true CN206841186U (en) | 2018-01-05 |
Family
ID=60790761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720141942.0U Expired - Fee Related CN206841186U (en) | 2017-02-16 | 2017-02-16 | A kind of electric vehicle DC formula charging pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206841186U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808779A (en) * | 2018-06-21 | 2018-11-13 | 重庆国翰能源发展有限公司 | A kind of energy storage heap power supply system for charging pile |
| CN108879838A (en) * | 2018-06-28 | 2018-11-23 | 南京微晟电源科技有限公司 | charging pile control circuit |
| CN110962672A (en) * | 2019-12-02 | 2020-04-07 | 芜湖雪影实业有限公司 | Mode-switchable power supply system and method for electric vehicle |
| CN113991815A (en) * | 2021-10-29 | 2022-01-28 | 哈尔滨理工大学 | Charging system and method of multi-port distributed electric vehicle charging group |
-
2017
- 2017-02-16 CN CN201720141942.0U patent/CN206841186U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108808779A (en) * | 2018-06-21 | 2018-11-13 | 重庆国翰能源发展有限公司 | A kind of energy storage heap power supply system for charging pile |
| CN108808779B (en) * | 2018-06-21 | 2022-03-15 | 重庆国翰能源发展有限公司 | Energy storage pile power supply system for charging pile |
| CN108879838A (en) * | 2018-06-28 | 2018-11-23 | 南京微晟电源科技有限公司 | charging pile control circuit |
| CN110962672A (en) * | 2019-12-02 | 2020-04-07 | 芜湖雪影实业有限公司 | Mode-switchable power supply system and method for electric vehicle |
| CN113991815A (en) * | 2021-10-29 | 2022-01-28 | 哈尔滨理工大学 | Charging system and method of multi-port distributed electric vehicle charging group |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180105 Termination date: 20220216 |