CN205791535U - Utilize the electric automobile charging pile of active power filtering function - Google Patents
Utilize the electric automobile charging pile of active power filtering function Download PDFInfo
- Publication number
- CN205791535U CN205791535U CN201620686750.3U CN201620686750U CN205791535U CN 205791535 U CN205791535 U CN 205791535U CN 201620686750 U CN201620686750 U CN 201620686750U CN 205791535 U CN205791535 U CN 205791535U
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- Prior art keywords
- circuit
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- bridge circuit
- apf
- charging pile
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- 238000001914 filtration Methods 0.000 title claims abstract description 9
- 239000003990 capacitor Substances 0.000 claims abstract description 11
- 238000012544 monitoring process Methods 0.000 claims abstract description 6
- 230000005540 biological transmission Effects 0.000 claims abstract description 3
- 230000005611 electricity Effects 0.000 claims description 3
- 230000003139 buffering effect Effects 0.000 claims 1
- 238000000465 moulding Methods 0.000 claims 1
- 238000004891 communication Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/20—Active power filtering [APF]
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a kind of electric automobile charging pile utilizing active power filtering function.Described single-phase APF circuit and charging pile out-put supply line parallel；Described full-bridge circuit, Inductor L, DC bus capacitor C constitute APF main circuit, and described full-bridge circuit is connected with Inductor L, DC bus capacitor C respectively；Described full-bridge circuit is by switching tube PT1～PT4Composition；Described dc bus buffer circuit is in parallel with full-bridge circuit, for suppressing the overvoltage of switching tube；Described voltage Hall element VHL, for monitoring in real time the voltage of full-bridge circuit；Described current Hall element CHL, for monitoring in real time the electric current of full-bridge circuit；Described DSP control module is used for Real-time Collection voltage and current signal, and transmission is to metering and billing and telecommunication circuit, and is exported PWM driving pulse by DSP control circuit computing, APF drive circuit.This utility model achieves the Digital Control of APF, can accomplish the accurate benefit specifying subharmonic.
Description
Technical field:
This utility model belongs to charging electric vehicle field, particularly to a kind of electric automobile utilizing active power filtering function
Charging pile.
Background technology:
In recent years, electric automobile had obtained development at full speed as the green traffic instrument that development prospect is wide.Electronic vapour
Car is as the power resources of drive system using all or part of electric power.The energy resource supply device of electric automobile is for electronic
Automobile industry is indispensable visual plant.Charging pile can be divided into direct-current charging post, alternating-current charging pile and AC/DC integrated to fill
Electricity stake.DC charging acc power is relatively big (about 100kw), and the charging interval is short, it is adaptable to quick charge, but owing to volume is big,
It is typically mounted in special electric automobile charging station.And alternating-current charging pile directly provides electric main, vehicular is utilized to charge
Device is power battery charging, general power less (about 10kW), and the charging interval is long, because volume is little, takes up an area few, can extensively arrange
Each corner in city.
For low power onboard charger, for quality, volume, the consideration of cost, typically all without for self
Harmonic problem is administered.And for electrical network, along with being widely used of alternating-current charging pile, onboard charger will become one
Individual harmonic source, affects the quality of power supply and the stability of electrical network, and the existence of harmonic wave will affect charging pile metering and billing system
Accuracy and the stability of communication system.
In terms of alternating-current charging pile working standard and actual technical merit, existing charging pile possesses perfect metering and billing
Measure, perfect communication capacity, powerful monitoring capacity and simple function of supplying power, but all do not account for onboard charger
Carry out effective harmonic wave control.
The information being disclosed in this background section is merely intended to increase the understanding to general background of the present utility model, and
It is not construed as recognizing or imply in any form this information structure existing well known to persons skilled in the art
Technology.
Utility model content:
The purpose of this utility model is to provide a kind of electric automobile charging pile utilizing active power filtering function, thus overcomes
Above-mentioned defect of the prior art.
For achieving the above object, this utility model provides a kind of electric automobile charging pile utilizing active power filtering function,
Including: charging pile out-put supply line, single-phase APF circuit；Described single-phase APF circuit and charging pile out-put supply line parallel；Described
Single-phase APF circuit includes full-bridge circuit, Inductor L, DC bus capacitor C, dc bus buffer circuit, voltage Hall element
VHL, current Hall element CHL, DSP control module；Described full-bridge circuit, Inductor L, DC bus capacitor C constitute APF master
Circuit, described full-bridge circuit is connected with Inductor L, DC bus capacitor C respectively；Described full-bridge circuit is by switching tube PT1~
PT4Composition；Described dc bus buffer circuit is in parallel with full-bridge circuit, for suppressing the overvoltage of switching tube；Described voltage is suddenly
You are element VHL, for monitoring the voltage of full-bridge circuit in real time；Described current Hall element CHL, for full-bridge circuit
Electric current monitor in real time；Described DSP control module includes that DSP control circuit, metering and billing drive with telecommunication circuit, APF
Circuit, for Real-time Collection voltage and current signal, transmission to metering and billing and telecommunication circuit, and by DSP control circuit computing,
APF drive circuit output PWM driving pulse.
Compared with prior art, this utility model has the advantages that
This utility model adds the respective bandwidth of system, improves the robustness of system, it is possible to preferably compensate vehicle-mounted
The harmonic component of charger, within making the harmonic component near 5% of grid side electric current, is conducive to improving the effect of a whole set of charging system
Rate, reduces system loss, it is ensured that electric energy metrical and the accuracy of charging, ensures the stability of charging pile communication system, makes electronic
Charging equipment for automobile more meets intelligent grid requirement.
Accompanying drawing illustrates:
Fig. 1 is the electric automobile charging pile circuit diagram that this utility model utilizes active power filtering function；
1-charging pile out-put supply line, 2-single-phase APF circuit, 20-full-bridge circuit, 21-Inductor L, 22-DC side
Electric capacity C, 23-dc bus buffer circuit, 24-voltage Hall element VHL, 25-current Hall element CHL, 26-DSP control mould
Block, 27-DSP control circuit, 28-metering and billing and telecommunication circuit, 29-APF drive circuit.
Detailed description of the invention:
Below detailed description of the invention of the present utility model is described in detail, it is to be understood that protection of the present utility model
Scope is not limited by detailed description of the invention.
Explicitly indicating that unless otherwise other, otherwise in entire disclosure and claims, term " includes " or it becomes
Change and such as " comprising " or " including " etc. will be understood to comprise stated element or ingredient, and do not get rid of other yuan
Part or other ingredient.
As it is shown in figure 1, utilize the electric automobile charging pile of active power filtering function, including: charging pile out-put supply line 1, list
Phase APF circuit 2；Described single-phase APF circuit 2 is in parallel with charging pile out-put supply line 1；Described single-phase APF circuit 2 includes full-bridge electricity
Road 20, Inductor L21, DC bus capacitor C22, dc bus buffer circuit 23, voltage Hall element VHL24, electric current are suddenly
That element CHL25, DSP control module 26；Described full-bridge circuit 20, Inductor L21, DC bus capacitor C22 constitute APF master
Circuit, described full-bridge circuit 20 is connected with Inductor L21, DC bus capacitor C22 respectively；Described full-bridge circuit 20 is by switching
Pipe PT1～PT4Composition；Described dc bus buffer circuit 23 is by RL、Ds、CsConstituting, described dc bus buffer circuit 23 is with complete
Bridge circuit 20 is in parallel, for suppressing the overvoltage of switching tube；Described voltage Hall element VHL24, for full-bridge circuit 20
Voltage is monitored in real time；Described current Hall element CHL25, for monitoring in real time the electric current of full-bridge circuit 20；
K1Switch is controlled for electrical network input；K2For charging pile output control switch, K3Cut throwing for APF and control switch；usRepresent
Line voltage；isFor power network current；iLInput current for charging pile output electric current, i.e. onboard charger；ishOutput for APF
Electric current, i.e. compensates to the harmonic and reactive currents of Vehicular charger；uLFor charging pile output voltage；
Described DSP control module 26 includes DSP control circuit 27, metering and billing and telecommunication circuit 28, APF drive circuit
29, for Real-time Collection voltage and current signal, transmit to metering and billing and telecommunication circuit 28, and transported by DSP control circuit 27
Calculate, APF drive circuit 29 exports PWM driving pulse.
The aforementioned description to specific illustrative embodiment of the present utility model illustrates that and the purpose of illustration.These
Describe and be not wishing to be defined to this utility model disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can carry out
A lot of changes and change.The purpose selected exemplary embodiment and describe is to explain certain principles of the present utility model
And reality application, so that those skilled in the art is capable of and utilizes various different example of the present utility model
Property embodiment and various different selection and change.Scope of the present utility model be intended to by claims and etc. similar shape
Formula is limited.
Claims (1)
1. utilize the electric automobile charging pile of active power filtering function, it is characterised in that: including: charging pile out-put supply line, single-phase
APF circuit；Described single-phase APF circuit and charging pile out-put supply line parallel；Described single-phase APF circuit includes full-bridge circuit, friendship
Stream side inductance L, DC bus capacitor C, dc bus buffer circuit, voltage Hall element VHL, current Hall element CHL, DSP control
Molding block；Described full-bridge circuit, Inductor L, DC bus capacitor C constitute APF main circuit, described full-bridge circuit respectively with friendship
Stream side inductance L, DC bus capacitor C connect；Described full-bridge circuit is by switching tube PT1～PT4Composition；Described dc bus buffering electricity
Road is in parallel with full-bridge circuit, for suppressing the overvoltage of switching tube；Described voltage Hall element VHL, for full-bridge circuit
Voltage is monitored in real time；Described current Hall element CHL, for monitoring in real time the electric current of full-bridge circuit；Described DSP
Control module includes DSP control circuit, metering and billing and telecommunication circuit, APF drive circuit, for Real-time Collection voltage and current
Signal, transmission is to metering and billing and telecommunication circuit, and is exported PWM driving pulse by DSP control circuit computing, APF drive circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686750.3U CN205791535U (en) | 2016-06-27 | 2016-06-27 | Utilize the electric automobile charging pile of active power filtering function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620686750.3U CN205791535U (en) | 2016-06-27 | 2016-06-27 | Utilize the electric automobile charging pile of active power filtering function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205791535U true CN205791535U (en) | 2016-12-07 |
Family
ID=58126746
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620686750.3U Expired - Fee Related CN205791535U (en) | 2016-06-27 | 2016-06-27 | Utilize the electric automobile charging pile of active power filtering function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205791535U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109318729A (en) * | 2018-11-28 | 2019-02-12 | 淮阴师范学院 | A kind of electric vehicle alternating-current charging pile harmonic suppressing method |
-
2016
- 2016-06-27 CN CN201620686750.3U patent/CN205791535U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109318729A (en) * | 2018-11-28 | 2019-02-12 | 淮阴师范学院 | A kind of electric vehicle alternating-current charging pile harmonic suppressing method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20161207 |