CN206277969U - A kind of wireless charging system for electric automobile with auxiliary positioning function - Google Patents
A kind of wireless charging system for electric automobile with auxiliary positioning function Download PDFInfo
- Publication number
- CN206277969U CN206277969U CN201621409596.1U CN201621409596U CN206277969U CN 206277969 U CN206277969 U CN 206277969U CN 201621409596 U CN201621409596 U CN 201621409596U CN 206277969 U CN206277969 U CN 206277969U
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- China
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- unit
- coupling coil
- rectification filtering
- primary side
- inverter
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- 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
Abstract
The utility model is a kind of wireless charging system for electric automobile with auxiliary positioning function, including transformer unit, the first rectification filtering unit, inverter unit, primary side coupling coil unit, secondary coupling coil unit, GPS accessory systems, the second rectification filtering unit, automobile storage battery, charging detection device, control unit；Transformer unit primary side connects power network, and power supply is provided to the first rectification filtering unit, and the output end of the first rectification filtering unit is connected to inverter unit, and signal is transformed into AC signal output again；The relative position of primary side coupling coil unit and secondary coupling coil unit coil is fed back to control unit by GPS accessory systems, control unit is adjusted in power transmission efficiency highest transmission location former secondary coil.The utility model can be good at solving the problems, such as that wireless charging system original secondary coil positioning and power transmission efficiency are low using GPS accessory systems.
Description
Technical field
The utility model is related to one kind with auxiliary positioning function wireless charging system for electric automobile, belongs to electric automobile skill
Art charging field.
Background technology
Global energy is petered out, also, environmental degradation is increasingly serious, and low-carbon economy is increasingly becoming China's economic development
Theme, people will continually develop energy saving, the trip mode of low-carbon environment-friendly, and automobile with fossil fuel as power source is simultaneously
The requirement of environmental protection and saving can not be reached, but the today being widely used in electric energy, electric automobile can be described as a hair well
Exhibition direction.Compared to fuel-engined vehicle, the power of electric automobile is vehicle power, and the vehicle power of current electric automobile is mostly multigroup
Battery in series or in parallel, this is also for the endurance for ensureing electric automobile.Relative to fuel-engined vehicle to money
The consumption in source and the pollution to environment, electric automobile is using this clean energy resource of electric energy as direct driving force, the influence to environment
More much smaller than fuel-engined vehicle, prospect is a piece of wide.
The composition of electric automobile includes:The mechanical systems such as driven by power, control system, driving force transmission complete assigned tasks
Equipment etc..Driven by power, control system are the cores of electric automobile, are also the maximum difference for being different from internal-combustion engines vehicle
Point.Driven by power and control system are made up of the speed-regulating control device etc. of drive motor, power supply and motor.Electric automobile
Other devices are substantially identical with internal-combustion engines vehicle.The chemical energy of fossil fuel is changed into mechanical energy by internal-combustion engines vehicle, and electronic
The power supply of automobile provides electric energy for the drive motor of electric automobile, and the electric energy of power supply is converted into mechanical energy by motor.At present
The most widely used vehicle-mounted power supply of electric automobile is lead-acid accumulator, but lead-acid accumulator due to energy it is low, charging rate is slow, the longevity
Life is short, can not gradually meet demand of the electric automobile for endurance, therefore is gradually replaced by other batteries.Send out
The power supply of exhibition mainly has sodium-sulphur battery, nickel-cadmium cell, lithium battery, fuel cell etc., and the application of these novel power supplies is electronic vapour
The development of car opens wide prospect.The effect of drive motor is that the electric energy of power supply is converted into mechanical energy, by transmission
Device or direct drive of wheel and equipment.Electric automobile charging station refers to the website for charging electric vehicle, and present
Gas station is similar.But electric automobile wants progressively to grow up, electric automobile charging station be in its development important link it
One, if the endurance of electric automobile cannot be guaranteed, then this also will be the big drawback for hindering its development.
Traditional charging electric vehicle be generally plug-in type charge, but wired charging has many drawbacks, such as can not again compared with
To be carried out under the conditions of atrocious weather, and there is the danger that high pressure is got an electric shock, and the charging interval is more long, gives people living safety
Make troubles and hidden danger.Therefore, non-contact type charging electric vehicle technology is developed.At present, although wireless charging can be realized,
But there are problems that it is a lot, such as:Charging device is complicated, and energy conversion efficiency is low, and electric energy loss is big etc..Wherein, electric automobile
The positioning of charge position is exactly a larger problem, is only properly positioned, and just can guarantee that the wireless charging of peak power, is to damage
Consumption is minimum, and efficiency is most fast.
Utility model content
The purpose of this utility model is to provide a kind of wireless charging system for electric automobile with auxiliary positioning function, should
System can be good at solving the problems, such as wireless charging system original secondary coil positioning.
In order to realize the above object the technical solution of the utility model is as follows：
A kind of wireless charging system for electric automobile with auxiliary positioning function, including transformer unit, the first rectification filter
Ripple unit, inverter unit, primary side coupling coil unit, secondary coupling coil unit, GPS accessory systems, the second rectifying and wave-filtering
Unit, automobile storage battery, charging detection device, warning device, charging detection status display unit, control unit；
The primary side connection power network of transformer unit, the secondary of transformer unit connects the first rectification filtering unit
Input, the output end of the first rectification filtering unit connects the input of inverter unit, inverter unit
Output end connects primary side coupling coil unit；Secondary coupling coil unit connects the input of the second rectification filtering unit, second
The output end connection automobile storage battery of rectification filtering unit；Automobile storage battery is connected with charging detection device；Primary side coupling coil
Unit, secondary coupling coil unit are connected with GPS accessory systems respectively；GPS accessory systems are connected with control unit, control unit
With the second rectification filtering unit, charging detection device, warning device, charging detection status display unit, secondary coupling coil list
Unit, inverter unit connection.
The charging detection device includes induction coil, AC-DC conversion unit, the first AD conversion unit, the second AD conversion
Unit；Induction coil, AC-DC conversion unit, the first AD conversion unit are sequentially connected；Second AD conversion unit and automobile electric power storage
Pond connects.
The relative position of primary side coupling coil unit and secondary coupling coil unit is fed back to control by the GPS accessory systems
Unit processed, control unit makes the center of primary side coupling coil and secondary coupling coil by adjusting the position of secondary coupling coil
In on the same straight line perpendicular to ground.
The transformer unit, the first rectification filtering unit, inverter unit, primary side coupling coil unit are arranged on charging
Stand；The secondary coupling coil unit, GPS accessory systems, the second rectification filtering unit, automobile storage battery, charging detection device,
Warning device, charge detection status display unit, control unit are arranged on automobile.
Described control unit includes MSP430 single-chip microcomputers, and the wireless signal transmission being connected respectively with the single-chip microcomputer
Device, the mechanical structure for making the movement of secondary coupling coil；Described inverter unit includes power inverter and reception of wireless signals
Device；Wireless signal transmitter, wireless signal receiver, power inverter are sequentially connected.
Compared with prior art, the utility model can be good at solving electric automobile wireless charging using GPS accessory systems
Electric process Central Plains secondary coil positioning is forbidden the low problem of the power transmission efficiency for causing, while using with two-way detection signal
Charging detection device detects charging electric vehicle state, and secondary coil state is detected using unique induction coil, accurate to judge
Charging electric vehicle state, with warning function, makes electric automobile wireless charging safe and reliable.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of the utility model charging detection device.
Specific embodiment
The utility model is described in further detail for 1-2 below in conjunction with the accompanying drawings.
The utility model includes transformer unit, the first rectification filtering unit, inverter unit, primary side coupling coil list
Unit, charging detection status display unit, secondary coupling coil unit, GPS accessory systems, the second rectification filtering unit, electronic vapour
Car battery, charging detection device, charging warning device and control unit.
Transformer unit：Transformer primary side connects power network, and the secondary of transformer unit connects the first rectification filtering unit
Input, power supply is provided to the first rectification filtering unit；
First rectification filtering unit：The output end of the first rectification filtering unit connects the input of inverter unit, and
Filter off the harmonic wave of power supply signal；
The output end connection primary side coupling coil unit of inverter unit, the direct current signal for removing filtering is transformed into again
AC signal is exported；
Secondary coupling coil unit connects the input of the second rectification filtering unit, the output end of the second rectification filtering unit
Connection automobile storage battery；The AC rectification that second rectification filtering unit transmits primary coil is DC power transmission；
Automobile storage battery is connected with charging detection device；Primary side coupling coil unit, secondary coupling coil unit respectively with
GPS accessory systems are connected；GPS accessory systems are connected with control unit, and control unit is detected with the second rectification filtering unit, charging
Device, warning device, the detection status display unit that charges, secondary coupling coil unit, inverter unit connection.
Charging detection device includes induction coil, AC-DC conversion unit, the first AD conversion unit, the second AD conversion list
Unit；Induction coil, AC-DC conversion unit, the first AD conversion unit are sequentially connected；Second AD conversion unit and automobile storage battery
Connection.
The relative position of primary side coupling coil and secondary coupling coil is fed back to control unit by GPS accessory systems, and then
Enable to primary side coupling coil and secondary coupling coil center to be on the same straight line perpendicular to ground, realize that energy is transmitted
The maximization of efficiency.
Transformer unit, the first rectification filtering unit, inverter unit, primary side coupling coil unit are arranged on charging station；
The secondary coupling coil unit, GPS accessory systems, the second rectification filtering unit, automobile storage battery, charging detection device, report
Alarm device, charge detection status display unit, control unit are arranged on automobile.
Wherein, the utility model employs GPS accessory systems to ensure charge efficiency：By GPS location accessory system,
The primary side coupling coil unit of charging station will be located at（Transmitting coil）With the secondary coupling coil unit positioned at automobile（Receive line
Circle）Relative position feed back to control unit, GPS accessory systems detect the position of primary and secondary side coil, and by location comparison
The position adjustment information for drawing afterwards is sent to control unit by WLAN, control unit by with secondary coupling coil
The machine assembly of unit connection adjusts the position of secondary coupling coil unit, and then adjusts primary side coupling coil unit and secondary coupling
The position of zygonema coil unit, until the position of primary and secondary side coil overlaps, and then former secondary coil is imitated in power transmission
Rate highest transmission location.
Charging detection device：Detect the induced-current and inductive voltage value of secondary coil unit, and the exchange letter that will be detected
Number being converted to direct current signal is input to control unit, the secondary coil unit that control unit is detected by charging detection unit
The size of induced-current and inductive voltage value judges the charge condition of electric automobile.The induced-current that detects it is smaller or
When being zero, illustrate that accumulator of electric car is soon full of or fills with and no longer need charging, in the feelings for no longer needing to charge
Under condition, this information is fed directly to inverter unit by control unit by wireless signal transmitter and wireless signal receiver,
Inverter unit stop power output, while by be wirelessly transferred feed back information to charge detection status display unit in.
Charging detection device：The problem of charging circuit in detection accumulator of electric car, the detection letter of charging detection device
Breath, if electric automobile has the abnormal conditions such as charging circuit short circuit, is controlled after WLAN is transferred to control unit
Unit starts alarm by alarm unit.Wherein alarm unit can be realized using the buzzer of 5V.
Inverter unit：Comprising power inverter and wireless signal receiver, power inverter is controlled using single DSP
Device is realized.Control unit includes MSP430 single-chip microcomputers, wireless signal transmitter and makes secondary coupling coil in planar range
Mobile mechanical structure；Wireless signal transmitter, mechanical structure are connected with MSP430 single-chip microcomputers respectively；Wireless signal transmitter,
Wireless signal receiver, power inverter are sequentially connected.
Claims (5)
1. a kind of wireless charging system for electric automobile with auxiliary positioning function, it is characterised in that：Including transformer unit,
One rectification filtering unit, inverter unit, primary side coupling coil unit, secondary coupling coil unit, GPS accessory systems, second
Rectification filtering unit, automobile storage battery, charging detection device, warning device, charging detection status display unit, control unit；
The primary side connection power network of transformer unit, the secondary of transformer unit connects the input of the first rectification filtering unit, the
The output end of one rectification filtering unit connects the input of inverter unit, the output end connection primary side coupling line of inverter unit
Coil unit；Secondary coupling coil unit connects the input of the second rectification filtering unit, the output end of the second rectification filtering unit
Connection automobile storage battery；Automobile storage battery is connected with charging detection device；Primary side coupling coil unit, secondary coupling coil unit
It is connected with GPS accessory systems respectively；GPS accessory systems are connected with control unit, control unit and the second rectification filtering unit, fill
Electric detection means, warning device, the detection status display unit that charges, secondary coupling coil unit, inverter unit connection.
2. a kind of wireless charging system for electric automobile with auxiliary positioning function according to claim 1, its feature exists
In：The charging detection device includes induction coil, AC-DC conversion unit, the first AD conversion unit, the second AD conversion unit；
Induction coil, AC-DC conversion unit, the first AD conversion unit are sequentially connected；Second AD conversion unit connects with automobile storage battery
Connect.
3. a kind of wireless charging system for electric automobile with auxiliary positioning function according to claim 2, its feature exists
In：It is single that the relative position of primary side coupling coil unit and secondary coupling coil unit is fed back to control by the GPS accessory systems
Unit, it is same that control unit is in the center of primary side coupling coil and secondary coupling coil by adjusting the position of secondary coupling coil
One on the straight line on ground.
4. a kind of wireless charging system for electric automobile with auxiliary positioning function according to claim 3, its feature exists
In：The transformer unit, the first rectification filtering unit, inverter unit, primary side coupling coil unit are arranged on charging station；Institute
State secondary coupling coil unit, GPS accessory systems, the second rectification filtering unit, automobile storage battery, charging detection device, alarm
Device, charge detection status display unit, control unit are arranged on automobile.
5. a kind of wireless charging system for electric automobile with auxiliary positioning function according to claim 4, its feature exists
In：Described control unit include MSP430 single-chip microcomputers, and be connected respectively with the single-chip microcomputer wireless signal transmitter, make
The mechanical structure of secondary coupling coil movement；Described inverter unit includes power inverter and wireless signal receiver；Nothing
Line signal projector, wireless signal receiver, power inverter are sequentially connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621409596.1U CN206277969U (en) | 2016-12-21 | 2016-12-21 | A kind of wireless charging system for electric automobile with auxiliary positioning function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621409596.1U CN206277969U (en) | 2016-12-21 | 2016-12-21 | A kind of wireless charging system for electric automobile with auxiliary positioning function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206277969U true CN206277969U (en) | 2017-06-27 |
Family
ID=59073755
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621409596.1U Expired - Fee Related CN206277969U (en) | 2016-12-21 | 2016-12-21 | A kind of wireless charging system for electric automobile with auxiliary positioning function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206277969U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112953038A (en) * | 2021-03-25 | 2021-06-11 | 国网河北省电力有限公司雄安新区供电公司 | Static wireless charging system of electric automobile, electromagnetic coupling mechanism and design method thereof |
-
2016
- 2016-12-21 CN CN201621409596.1U patent/CN206277969U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112953038A (en) * | 2021-03-25 | 2021-06-11 | 国网河北省电力有限公司雄安新区供电公司 | Static wireless charging system of electric automobile, electromagnetic coupling mechanism and design method thereof |
| CN112953038B (en) * | 2021-03-25 | 2023-06-16 | 国网河北省电力有限公司雄安新区供电公司 | Static wireless charging system of electric automobile, electromagnetic coupling mechanism of static wireless charging system and design method of static wireless charging system |
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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: 20170627 Termination date: 20171221 |