CN209700416U - A kind of electric car composite energy storage intelligent charger - Google Patents
A kind of electric car composite energy storage intelligent charger Download PDFInfo
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- CN209700416U CN209700416U CN201920190358.3U CN201920190358U CN209700416U CN 209700416 U CN209700416 U CN 209700416U CN 201920190358 U CN201920190358 U CN 201920190358U CN 209700416 U CN209700416 U CN 209700416U
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- energy storage
- paralleled diode
- igbts
- diode
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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
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/14—Plug-in electric vehicles
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model specifically discloses a kind of electric car composite energy storage intelligent chargers, including ac bus, it further include microprocessor, the microprocessor is connect with the voltage and current sampling unit signal for detecting energy-storage battery voltage and current information, and microprocessor is connect by PWM driving unit with full control ac-dc conversion cell signal；The ac bus is electrically connected with full control ac-dc conversion unit, and full ac-dc conversion unit of controlling is electrically connected by LC filter with energy-storage battery.The utility model the utility model calculates composite energy storage sampled voltage electric current by microprocessor, analyzes, export pwm control signal, translation circuit switching tube on-off is driven through PWM drive circuit, complete the switching of constant voltage constant current charging mode, realize the intelligent charge to composite energy storage, super capacitor composite energy storage is added in energy storage simultaneously, so that energy storage has high-energy density and high power density, solving the problems, such as electric car to continue a journey, short, climbing capacity is weak.
Description
Technical field
The utility model relates to electric vehicle charging field, in particular to a kind of electric car composite energy storage intelligent charge dress
It sets.
Background technique
Currently, home and abroad environment pollution is increasingly highlighted with energy shortage, electric car has the energy using battery as power
Clean, run smoothly, zero exhaust emissions, environmental-friendly advantage make it obtain gradually replacing fuel vehicle in world wide, but by
Become the universal main bottleneck of limitation electric car in conditions such as course continuation mileage, battery life and electrically-charging equipments.Current is electronic
The problem of automobile energy storage battery can not all combine energy and density and shorten battery life because of battery overshoot or over-discharge.
Utility model content
The purpose of the utility model is to overcome above-mentioned problems of the prior art, provide a kind of compound storage of electric car
Energy intelligent charger calculates composite energy storage sampled voltage electric current by microprocessor, analysis, exports pwm control signal, warp
PWM drive circuit drives translation circuit switching tube on-off, completes the switching of constant voltage constant current charging mode, realizes to composite energy storage
Intelligent charge.
The technical solution of the utility model is: a kind of electric car composite energy storage intelligent charger, including ac bus,
It further include microprocessor, the microprocessor is believed with the voltage and current sampling unit for detecting energy-storage battery voltage and current information
Number connection, microprocessor by PWM driving unit with entirely control ac-dc conversion cell signal connect；The ac bus and full control
The electrical connection of ac-dc conversion unit, full ac-dc conversion unit of controlling are electrically connected by LC filter with energy-storage battery.
Preferably, the energy-storage battery is composite energy storage battery, including several lithium battery group E and super capacitor Cdc, lithium electricity
Pond group E and super capacitor CdcParallel connection, super capacitor CdcIt is connect with LC filter.
Preferably, the voltage and current sampling unit include for acquire the voltage sensor of energy-storage battery voltage data and
For acquiring the current sensor of energy-storage battery current data.
Preferably, the PWM driving unit is PWM drive circuit.
Preferably, the full control ac-dc conversion unit includes 4 IGBT and 4 anti-paralleled diodes, 4 IGBT
Including IGBTS1、IGBTS2、IGBTS3And IGBTS4, 4 anti-paralleled diodes include anti-paralleled diode D1, inverse parallel
Diode D2, anti-paralleled diode D3And anti-paralleled diode D4, wherein IGBTS1Collector and anti-paralleled diode D1's
Cathode connection, IGBTS1Emitter and anti-paralleled diode D1Anode connection, IGBTS2Collector and anti-paralleled diode
D2Cathode connection, IGBTS2Emitter and anti-paralleled diode D2Anode connection, IGBTS3Collector and inverse parallel two
Pole pipe D3Cathode connection, IGBTS3Emitter and anti-paralleled diode D3Anode connection, IGBTS4Collector and it is anti-simultaneously
Union II pole pipe D4Cathode connection, IGBTS4Emitter and anti-paralleled diode D4Anode connection；Anti-paralleled diode D1's
Cathode and anti-paralleled diode D3Cathode connection, anti-paralleled diode D2Anode with anti-paralleled diode D4Anode connection,
Anti-paralleled diode D1Anode with anti-paralleled diode D2Cathode connection, anti-paralleled diode D3Anode with inverse parallel two
Pole pipe D4Cathode connection；Diode D2Cathode and filter inductance LSOne end connection, diode D4Cathode connect filtered electrical
Hold CSOne end connection, diode D1Cathode and ac bus L line connect, diode D2Anode and the N line of ac bus
Connection, the L line of ac bus and the N line of ac bus pass through high-frequency filter capacitor C1Connection.
Preferably, the LC filter includes filter inductance LSWith filter capacitor CS, filter capacitor CSSimultaneously with energy-storage battery
Connection, filter capacitor CSOne end and diode D4Cathode connection, filter capacitor CSThe other end and filter inductance LSOne end connect
It connects, filter inductance LSThe other end and diode D2Cathode connection.
Preferably, the microprocessor is single-chip microcontroller, model STM32F407VGT6.
It is intelligently filled the utility model has the beneficial effects that providing a kind of electric car composite energy storage in the utility model embodiment
Electric installation calculates composite energy storage sampled voltage electric current by microprocessor, analysis, exports pwm control signal, drive through PWM
Circuit drives translation circuit switching tube on-off, completes the switching of constant voltage constant current charging mode, and the intelligence of composite energy storage is filled in realization
Electricity；Super capacitor composite energy storage is added in energy storage and solves electronic vapour so that energy storage has high-energy density and high power density
Vehicle is continued a journey problem short, that climbing capacity is weak；Constant-current constant-voltage charging is smoothly switched simultaneously, realizes the intelligent charge to composite energy storage,
Controllability is strong, and cost is low.
Detailed description of the invention
Fig. 1 is that a kind of overall system structure of electric car composite energy storage intelligent charger provided by the utility model is shown
It is intended to；
Fig. 2 is a kind of circuit connection signal of electric car composite energy storage intelligent charger provided by the utility model
Figure.
Specific embodiment
With reference to the accompanying drawing, a specific embodiment of the utility model is described in detail, it is to be understood that this
The protection scope of utility model is not limited by the specific implementation.
Referring to Fig. 1-2, the utility model embodiment provides a kind of electric car composite energy storage intelligent charger, including
Ac bus further includes microprocessor, the microprocessor and the voltage and current for detecting energy-storage battery voltage and current information
The connection of sampling unit signal, microprocessor are connect by PWM driving unit with full control ac-dc conversion cell signal；The exchange
Bus is electrically connected with full control ac-dc conversion unit, and full ac-dc conversion unit of controlling is electrically connected by LC filter with energy-storage battery
It connects.
Further, the energy-storage battery is composite energy storage battery, including several lithium battery group E and super capacitor Cdc, lithium
Battery pack E and super capacitor CdcParallel connection, super capacitor CdcIt is connect with LC filter.
Further, the voltage and current sampling unit includes the voltage sensor for acquiring energy-storage battery voltage data
With the current sensor for acquiring energy-storage battery current data.
Further, the PWM driving unit is PWM drive circuit.
Further, the full control ac-dc conversion unit include 4 IGBT and 4 anti-paralleled diodes, described 4
IGBT includes IGBTS1、IGBTS2、IGBTS3And IGBTS4, 4 anti-paralleled diodes include anti-paralleled diode D1, it is anti-
Parallel diode D2, anti-paralleled diode D3And anti-paralleled diode D4, wherein IGBTS1Collector and anti-paralleled diode
D1Cathode connection, IGBTS1Emitter and anti-paralleled diode D1Anode connection, IGBTS2Collector and inverse parallel two
Pole pipe D2Cathode connection, IGBTS2Emitter and anti-paralleled diode D2Anode connection, IGBTS3Collector and it is anti-simultaneously
Union II pole pipe D3Cathode connection, IGBTS3Emitter and anti-paralleled diode D3Anode connection, IGBTS4Collector with
Anti-paralleled diode D4Cathode connection, IGBTS4Emitter and anti-paralleled diode D4Anode connection；Anti-paralleled diode
D1Cathode and anti-paralleled diode D3Cathode connection, anti-paralleled diode D2Anode with anti-paralleled diode D4Anode
Connection, anti-paralleled diode D1Anode with anti-paralleled diode D2Cathode connection, anti-paralleled diode D3Anode with it is anti-simultaneously
Union II pole pipe D4Cathode connection；Diode D2Cathode and filter inductance LSOne end connection, diode D4Cathode connect filter
Wave capacitor CSOne end connection, diode D1Cathode and ac bus L line connect, diode D2Anode and ac bus
The connection of N line, the N line of the L line of ac bus and ac bus passes through high-frequency filter capacitor C1Connection.
Further, the LC filter includes filter inductance LSWith filter capacitor CS, filter capacitor CSSimultaneously with energy-storage battery
Connection, filter capacitor CSOne end and diode D4Cathode connection, filter capacitor CSThe other end and filter inductance LSOne end connect
It connects, filter inductance LSThe other end and diode D2Cathode connection.
Further, the microprocessor is single-chip microcontroller, model STM32F407VGT6.
In the use process of the utility model, power supply is connected on ac bus, voltage and current sampling unit is by energy storage
The voltage and current of battery is acquired and the cell voltage of energy-storage battery and battery current is transmitted to microprocessor, micro process
Device exports pwm control signal according to cell voltage and battery current, the PWM control letter that PWM driving unit exports microprocessor
It number carries out conversion and is transmitted to whole alternating current-direct current crosspoint, it is complete to control alternating current-direct current crosspoint according to the control signal of PWM to exchange
The input voltage and electric current of bus carry out the adjusting of size, so that voltage and current is suitble to energy-storage battery, while straight in full control friendship
The output for flowing crosspoint connects filter, and the voltage and current that full control alternating current-direct current crosspoint regulates is filtered will be miscellaneous
Matter filters out, and electric energy is transmitted to energy-storage battery and stores after by impurity screening.
In conclusion the utility model specifically discloses a kind of electric car composite energy storage intelligent charger, including hand over
Bus is flowed, further includes microprocessor, the microprocessor is adopted with the voltage and current for detecting energy-storage battery voltage and current information
The connection of sample cell signal, microprocessor are connect by PWM driving unit with full control ac-dc conversion cell signal；The exchange is female
Line is electrically connected with full control ac-dc conversion unit, and full ac-dc conversion unit of controlling is electrically connected by LC filter with energy-storage battery.
The utility model calculates composite energy storage sampled voltage electric current by microprocessor, analyzes, and exports pwm control signal, drives through PWM
Dynamic circuit drives translation circuit switching tube on-off, completes the switching of constant voltage constant current charging mode, realizes the intelligence to composite energy storage
Charging；Super capacitor composite energy storage is added in energy storage to solve electronic so that energy storage has high-energy density and high power density
Automobile is continued a journey problem short, that climbing capacity is weak；Constant-current constant-voltage charging is smoothly switched simultaneously, and the intelligence of composite energy storage is filled in realization
Electricity, controllability is strong, and cost is low.
Disclosed above is only several specific embodiments of the utility model, and still, the utility model embodiment is not office
It is limited to this, the changes that any person skilled in the art can think of should all fall into the protection scope of the utility model.
Claims (7)
1. a kind of electric car composite energy storage intelligent charger, including ac bus, which is characterized in that further include micro process
Device, the microprocessor are connect with the voltage and current sampling unit signal for detecting energy-storage battery voltage and current information, micro- place
Reason device is connect by PWM driving unit with full control ac-dc conversion cell signal；The ac bus and full control ac-dc conversion
Unit electrical connection, full ac-dc conversion unit of controlling are electrically connected by LC filter with energy-storage battery.
2. a kind of electric car composite energy storage intelligent charger as described in claim 1, which is characterized in that the energy storage electricity
Pond is composite energy storage battery, including several lithium battery group E and super capacitor Cdc, lithium battery group E and super capacitor CdcParallel connection surpasses
Grade capacitor CdcIt is connect with LC filter.
3. a kind of electric car composite energy storage intelligent charger as described in claim 1, which is characterized in that the voltage electricity
Stream sampling unit includes voltage sensor for acquiring energy-storage battery voltage data and for acquiring energy-storage battery current data
Current sensor.
4. a kind of electric car composite energy storage intelligent charger as described in claim 1, which is characterized in that the PWM drives
Moving cell is PWM drive circuit.
5. a kind of electric car composite energy storage intelligent charger as described in claim 1, which is characterized in that the full control is handed over
DC converting unit includes 4 IGBT and 4 anti-paralleled diodes, and 4 IGBT include IGBTS1、IGBTS2、IGBTS3With
And IGBTS4, 4 anti-paralleled diodes include anti-paralleled diode D1, anti-paralleled diode D2, anti-paralleled diode D3With
And anti-paralleled diode D4, wherein IGBTS1Collector and anti-paralleled diode D1Cathode connection, IGBTS1Emitter with
Anti-paralleled diode D1Anode connection, IGBTS2Collector and anti-paralleled diode D2Cathode connection, IGBTS2Transmitting
Pole and anti-paralleled diode D2Anode connection, IGBTS3Collector and anti-paralleled diode D3Cathode connection, IGBTS3's
Emitter and anti-paralleled diode D3Anode connection, IGBTS4Collector and anti-paralleled diode D4Cathode connection,
IGBTS4Emitter and anti-paralleled diode D4Anode connection；Anti-paralleled diode D1Cathode and anti-paralleled diode D3
Cathode connection, anti-paralleled diode D2Anode with anti-paralleled diode D4Anode connection, anti-paralleled diode D1Anode
With anti-paralleled diode D2Cathode connection, anti-paralleled diode D3Anode with anti-paralleled diode D4Cathode connection；Two poles
Pipe D2Cathode and filter inductance LSOne end connection, diode D4Cathode connect filter capacitor CSOne end connection, diode
D1Cathode and ac bus L line connect, diode D2Anode connect with the N line of ac bus, the L line of ac bus with
The N line of ac bus passes through high-frequency filter capacitor C1Connection.
6. a kind of electric car composite energy storage intelligent charger as claimed in claim 5, which is characterized in that the LC filtering
Device includes filter inductance LSWith filter capacitor CS, filter capacitor CSIt is in parallel with energy-storage battery, filter capacitor CSOne end and diode
D4Cathode connection, filter capacitor CSThe other end and filter inductance LSOne end connection, filter inductance LSThe other end and two poles
Pipe D2Cathode connection.
7. a kind of electric car composite energy storage intelligent charger as described in claim 1, which is characterized in that the micro process
Device is single-chip microcontroller, model STM32F407VGT6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920190358.3U CN209700416U (en) | 2019-02-11 | 2019-02-11 | A kind of electric car composite energy storage intelligent charger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920190358.3U CN209700416U (en) | 2019-02-11 | 2019-02-11 | A kind of electric car composite energy storage intelligent charger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209700416U true CN209700416U (en) | 2019-11-29 |
Family
ID=68641412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920190358.3U Expired - Fee Related CN209700416U (en) | 2019-02-11 | 2019-02-11 | A kind of electric car composite energy storage intelligent charger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209700416U (en) |
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2019
- 2019-02-11 CN CN201920190358.3U patent/CN209700416U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191129 Termination date: 20200211 |
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| CF01 | Termination of patent right due to non-payment of annual fee |