CN106451822A - Wireless energy transmission intelligent charging device - Google Patents
Wireless energy transmission intelligent charging device Download PDFInfo
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- CN106451822A CN106451822A CN201611143335.4A CN201611143335A CN106451822A CN 106451822 A CN106451822 A CN 106451822A CN 201611143335 A CN201611143335 A CN 201611143335A CN 106451822 A CN106451822 A CN 106451822A
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 57
- 230000008878 coupling Effects 0.000 claims abstract description 25
- 238000010168 coupling process Methods 0.000 claims abstract description 25
- 238000005859 coupling reaction Methods 0.000 claims abstract description 25
- 239000003990 capacitor Substances 0.000 claims description 18
- 208000032370 Secondary transmission Diseases 0.000 claims description 16
- 239000004020 conductor Substances 0.000 claims description 12
- 208000032369 Primary transmission Diseases 0.000 claims description 11
- 229910000859 α-Fe Inorganic materials 0.000 claims description 9
- 230000005611 electricity Effects 0.000 abstract description 11
- 238000009434 installation Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 230000005672 electromagnetic field Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 206010014357 Electric shock Diseases 0.000 description 1
- 241000196324 Embryophyta Species 0.000 description 1
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
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- H02J5/005—
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
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- H02J7/025—
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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
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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
- Y02T90/14—Plug-in electric vehicles
Abstract
The invention disclose a wireless energy transmission intelligent charging device, including a loose coupling voltage transformer and a mobile relay coupler, the original edge emission coil of the loose coupling voltage transformer is provided under the ground, and is used for launching magnetic field energy, a secondary receiving coil is provided on an electricity receiving device, and is connected with the electricity receiving device, and when the secondary receiving coil reaches the location of the original edge emission coil, the electricity receiving device sends out an electricity charging order; the mobile relay coupler according to the electricity charging order moves to the location of the original edge emission coil, and transmits the magnetic field energy of the original edge emission coil to the secondary receiving coil, the secondary receiving coil converts the received magnetic field energy to electric energy and outputs to the electricity receiving device. The mobile relay coupler is located between a base plate of the electric car and the ground, increases the coupling coefficients of the coil in the loose coupling voltage transformer, thereby increasing the ability of electricity energy transmission and the efficiency of transmission. Because of the separate installation of the mobile relay coupler and the electric car, the device cannot add to the kerb mass of electric cars.
Description
Technical field
The present invention relates to wireless charging field, more particularly to a kind of movable-type intelligent charging for wireless power transmission
Device.
Background technology
Non-contact power supply utilize magnetic coupling realize " wireless power ", that is, using former secondary be kept completely separate contactless
Transformator, by the coupled transfer electric energy of high frequency magnetic field so that former limit (supply side) and secondary (electricity consumption in energy transfer process
Side) not physically connected.Compared with powering with traditional contact, non-contact power supply is used conveniently and safely, is difficult to leak electricity, no-spark
And Danger Electric shock risk, no laying dust and contact loss, mechanical abrasion and corresponding maintenance issues, it is suitable for multiple vile weathers and ring
Border, facilitates implementation automatic power, has a good application prospect, and has been widely used at present in charging electric vehicle technology.
In the prior art, electric automobile is provided with secondary coil, the parking stall of wireless charging system is provided with former
Sideline is enclosed.When electric automobile rests in default charge position on parking stall, primary coil and secondary coil form loose coupling
Transformator, the high frequency magnetic field of primary coil transmitting can be connect by secondary coil by way of electromagnetic induction or electric and magnetic oscillation
Receive, and then electric energy is converted to by secondary coil, thus realizing being wirelessly transferred of electric energy, being reached for electric automobile and carrying out wireless charging
Purpose.
But it is contemplated that automobile by property, the chassis height of automobile determines the contactless transformer of wireless charging
The distance between former and deputy sideline circle typically can be in 100mm-250mm, and the distance between the two of loosely coupled transformer coils
The transmittability and efficiency of transmission of loosely coupled transformer is all had a great impact, transmission range is bigger, and transmittability is weaker, pass
Defeated efficiency is lower.
For the problems referred to above, existing solution generally by the volume increasing coil or increases used by coiling
Ferritic quantity come to ensure transmit ability and efficiency.But realize high-transmission efficiency and high-transmission energy by this method
Power, can increase the volume and weight of whole loosely coupled transformer.The program both increased equipment cost, is unfavorable for wireless charging
Promotion and application, increased the kerb weight of electric automobile again, are unfavorable for the lightweight of car load.Therefore, how to provide a kind of use
In wireless power transmission intelligent charger it is ensured that while transmittability and efficiency of transmission, electric automobile will not be increased again
Kerb weight, become the technical problem of those skilled in the art's urgent need to resolve.
Content of the invention
It is an object of the invention to provide a kind of intelligent charger for wireless power transmission, described device ensure that
The kerb weight of electric automobile while transmittability and efficiency of transmission, will not be increased again.
For achieving the above object, the invention provides following scheme：
A kind of intelligent charger for wireless power transmission, charges for the current-collecting device to movement, described movement
Formula intelligent charger includes：Loosely coupled transformer and portable trunk coupler, wherein,
The former limit transmitting coil of described loosely coupled transformer is arranged on underground, for launching magnetic field energy；Described loose coupling becomes
The secondary receiving coil of depressor is arranged on described current-collecting device, and electrically connects with described current-collecting device, and connects in described secondary
When take-up circle reaches at described former limit transmitting coil position, described current-collecting device sends charging instruction；
Described movable type trunk coupler, for moving to described former limit transmitting coil position according to described charging instruction
Place, the magnetic field energy of described former limit transmitting coil transmitting is transferred to described secondary receiving coil, described secondary receiving coil will connect
The magnetic field energy received is converted to electric energy and exports to described current-collecting device.
Optionally, described movable type trunk coupler specifically includes：First intelligent mobile device, primary transmission coil and secondary
Level transmission coil, wherein,
Described primary transmission coil and described secondary transmission coil are fixed on described first intelligent mobile device,
Described first intelligent mobile device is used for receiving the charging instruction that described current-collecting device sends, and according to described charging
Instruction Automatic Track Finding is at described former limit transmitting coil position；
Described primary transmission coil is of coupled connections with described former limit transmitting coil, described secondary transmission coil respectively, is used for
Receive the described magnetic field energy of described former limit transmitting coil transmitting, and described magnetic field energy is transmitted to described secondary transmission coil；
Described secondary transmission coil is of coupled connections with described secondary receiving coil, for sending out the described magnetic field energy receiving
Penetrate to described secondary receiving coil.
Optionally, described movable type trunk coupler specifically includes：Second intelligent mobile device and being sequentially connected in series is formed
First transmission coil of annular, the second transmission coil, the first coupled capacitor and the second coupled capacitor, wherein,
Described first transmission coil, described second transmission coil, described first coupled capacitor and described second coupled capacitor
It is fixed on described second intelligent mobile device,
Described second intelligent mobile device is used for receiving the charging instruction that described current-collecting device sends, and according to described charging
Instruction Automatic Track Finding is at described former limit transmitting coil position；
Described first transmission coil is of coupled connections with described former limit transmitting coil, sends out for receiving described former limit transmitting coil
The described magnetic field energy penetrated,
Described first transmission coil is launched by described first coupled capacitor and described second coupled capacitor by field coupling
Magnetic field energy be transferred to described second transmission coil；
Described second transmission coil is of coupled connections with described secondary receiving coil, for launching the described magnetic field energy receiving
To described secondary receiving coil.
Optionally, described movable type trunk coupler specifically includes：3rd intelligent mobile device and magnetic conductor, wherein,
Described magnetic conductor is fixed on described 3rd intelligent mobile device,
Described 3rd intelligent mobile device, for receiving the charging instruction that described current-collecting device sends, and fills according to described
Electricity instruction Automatic Track Finding is at described former limit transmitting coil position；
Described magnetic conductor, the magnetic field energy for launching described former limit transmitting coil is transferred to described secondary receiving coil.
Optionally, described magnetic conductor is ferrite.
The specific embodiment being provided according to the present invention, the invention discloses following technique effect：
Because portable trunk coupler is located between electric automobile chassis and ground, radio energy can be greatly shortened and pass
The distance between two coupling coils of defeated middle loosely coupled transformer, improve the coefficient of coup between coil, thus improving electricity
The ability that can transmit and efficiency of transmission.Because described movable type trunk coupler is separately positioned with electric automobile, thus without increasing
Power up the kerb weight of electrical automobile.
Brief description
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to institute in embodiment
Need use accompanying drawing be briefly described it should be apparent that, drawings in the following description be only the present invention some enforcement
Example, for those of ordinary skill in the art, on the premise of not paying creative work, can also obtain according to these accompanying drawings
Obtain other accompanying drawings.
Fig. 1 is the schematic diagram of the wireless charging device being traditionally used for electric automobile；
Fig. 2 is the structural representation of the wireless charging device being traditionally used for electric automobile；
Fig. 3 is the structural representation of the intelligent charger of the embodiment of the present invention 1；
Fig. 4 is the schematic diagram of the magnetic field coupling-type trunk coupler of the embodiment of the present invention 1；
Fig. 5 is the structural representation of the magnetic field coupling-type trunk coupler of the embodiment of the present invention 1；
Fig. 6 is the schematic diagram of the electromagnetic field couples formula trunk coupler of the embodiment of the present invention 1；
Fig. 7 is the structural representation of the electromagnetic field couples formula trunk coupler of the embodiment of the present invention 1；
Fig. 8 is the structural representation of the magnetic conduction type trunk coupler of the embodiment of the present invention 1；
Fig. 9 is the structural representation of the magnetic conduction type trunk coupler of the embodiment of the present invention 1.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation description is it is clear that described embodiment is only a part of embodiment of the present invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of not making creative work
Embodiment, broadly falls into the scope of protection of the invention.
It is an object of the invention to provide a kind of intelligent charger for wireless power transmission, can greatly shorten wireless
The distance between two coupling coils in loosely coupled transformer in electric energy transmission, improve the coefficient of coup between coil, thus
Improve ability and the efficiency of transmission of electric energy transmission.Because described movable type trunk coupler is separately positioned with electric automobile, because
This will not increase the kerb weight of electric automobile.
Understandable for enabling the above objects, features and advantages of the present invention to become apparent from, below in conjunction with the accompanying drawings and specifically real
The present invention is further detailed explanation to apply mode.
Embodiment 1：It is traditionally used for the schematic diagram of the wireless charging device of electric automobile as shown in figure 1, it is specifically tied
Structure schematic diagram is as shown in Figure 2.Former limit transmitting coil 1 is arranged on the underground on parking stall during corresponding charging electric vehicle, described former limit
The position that transmitting coil 1 is located is default charge position, and electric automobile is provided with secondary coil 2.When electric automobile rests in
On parking stall during default charge position, former limit transmitting coil 1 and secondary receiving coil 2 form loosely coupled transformer, described pine
The magnetic coupling area of coupling transformer is 12.The high frequency magnetic field of former limit transmitting coil 1 transmitting can pass through electromagnetic induction or electromagnetic vibration
Dynamic mode is received by secondary receiving coil 2, and then is converted to electric energy by secondary receiving coil 2, thus realizing the wireless of electric energy
Transmission, is reached for the purpose that electric automobile carries out wireless charging.
The chassis height of automobile determines the distance between former and deputy sideline circle of the contactless transformer of wireless charging
As can in 100mm-250mm.The transmission energy to loosely coupled transformer for the distance between two coils due to loosely coupled transformer
Power and efficiency of transmission have large effect, and transmission range is bigger, and transmittability is weaker, and efficiency of transmission is lower.However, by increasing
The volume of big coil or the ferritic quantity increasing used by coiling can lead to come the mode to ensure transmittability and efficiency
The volume of whole loosely coupled transformer, weight increase.Both increased the kerb weight of electric automobile, be unfavorable for the light weight of car load
Change, increased cost again, be unfavorable for the promotion and application of electric automobile wireless charging technology.Further, since loosely coupled transformer
The distance of former and deputy sideline circle is larger, and in existing charging modes, magnetic field is inevitably present a small amount of leakage, and magnetic coupling area has
During metal, can there is hidden danger because being vortexed heat.
In the present embodiment, intelligent charger is used for charging electric vehicle.The schematic diagram of intelligent charger such as Fig. 3 institute
Show.Described intelligent charger includes：The loosely coupled transformer being made up of former limit transmitting coil 1 and secondary receiving coil 2, mobile
Formula trunk coupler 3, wherein,
The former limit transmitting coil 1 of described loosely coupled transformer is arranged on underground, and electrically connects with former limit compensation network 4, uses
The magnetic field energy being converted by the electric energy of power supply in transmitting.Former limit transmitting coil 1 is arranged on correspondence during charging electric vehicle stop
The underground of parking stall, the position that described former limit transmitting coil 1 is located is default charge position.The secondary of described loosely coupled transformer connects
Take-up circle 2 is arranged on electric automobile, and electrically connects with the electrokinetic cell on electric automobile.When secondary receiving coil 2 reach former
At edge emitting coil 1 position, that is, when reaching default charge position, described current-collecting device sends charging instruction.
Portable trunk coupler 3 receives the charging instruction that described current-collecting device sends, and is moved according to described charging instruction
Move corresponding charge position, the magnetic field energy that described former limit transmitting coil 1 is launched is transferred to described secondary receiving coil 2, described
The magnetic field energy of reception is converted to electric energy by secondary compensation network 5 and exports to described current-collecting device by secondary receiving coil 2.
Alternatively, as shown in Figure 4 and Figure 5, described movable type trunk coupler 3 is magnetic field coupling-type trunk coupler 30,
Described magnetic field coupling-type trunk coupler 30 specifically includes：First intelligent mobile device 301, primary transmission coil 302 and secondary
Transmission coil 303, wherein,
Described primary transmission coil 302 and described secondary transmission coil 303 are fixed on described first intelligent mobile device
301,
Described first intelligent mobile device 301 is used for receiving the charging instruction that electric automobile sends, and according to described charging
, at described former limit transmitting coil 1 position, that is, Automatic Track Finding is to corresponding charge position for instruction Automatic Track Finding；Alternatively, the first intelligence
Mobile device 301 is intelligent carriage.
Described primary transmission coil 302 respectively with described former limit transmitting coil 1, described secondary transmission coil 303 company of coupling
Connect, for receiving the described magnetic field energy of described former limit transmitting coil 1 transmitting, and described magnetic field energy is transmitted to described secondary transmission
Coil 303；
Described secondary transmission coil 303 is of coupled connections with described secondary receiving coil 2, for by the described magnetic field receiving
Described secondary receiving coil 2 can be transmitted to.
The outer carrier of magnetic field coupling-type trunk coupler 30 is an intelligent carriage being capable of Auto-searching track.In electronic vapour
After car reaches stopping for charging area, send the instruction of charging to magnetic field coupling-type trunk coupler 30.Movable-type intelligent charges and fills
Put and receive instruction, charged area is reached by Auto-searching track.In charging process, magnetic field coupling-type trunk coupler 30 itself
Two coils comprising, i.e. primary transmission coil 302 and original with the electric automobile respectively loose coupling of secondary transmission coil 303 becomes
The former limit transmitting coil 1 of depressor, secondary receiving coil 2 are coupled to transmit energy, and magnetic field coupling-type trunk coupler 30
The primary transmission coil 302 that body comprises and secondary transmission coil 303 to transmit energy also by magnetic coupling.
Above-mentioned intelligent charger one side can solve during electric automobile wireless charging between the circle of former and deputy sideline distance relatively
The vehicle weightening, magnetic field exposure and the metallic foreign body that lead to greatly are vortexed the problem of heat, on the other hand due to portable relaying coupling
The outer carrier of device is an intelligent carriage being capable of Auto-searching track, it is possible to achieve automatic moving intelligent charge, and lifting is charged
Consumer's Experience.
Alternatively, as shown in Figure 6 and Figure 7, described movable type trunk coupler 3 is electromagnetic field couples formula trunk coupler
31, described electromagnetic field couples formula trunk coupler 31 specifically includes：Second intelligent mobile device 311 and being sequentially connected in series is formed
First transmission coil 312 of annular, the second transmission coil 313, the first coupled capacitor 314 and the second coupled capacitor 315, wherein,
Described first transmission coil 312, described second transmission coil 313, described first coupled capacitor 314 and described second
Coupled capacitor 315 is fixed on described second intelligent mobile device 311,
After electric automobile reaches stopping for charging position, described second intelligent mobile device 311 receives charged automobile and sends
Charging instruction, and according to described charging instruction Automatic Track Finding to corresponding charge position；
Described first transmission coil 312 and described former limit transmitting coil 1 are of coupled connections, and receive described former limit transmitting coil 1
The described magnetic field energy of transmitting,
Described first coupled capacitor 314 and described second coupled capacitor 315 are by field coupling by described first transmission line
The magnetic field energy of circle 312 transmitting is transferred to described second transmission coil 313；
Described second transmission coil 313 and described secondary receiving coil 2 are of coupled connections, for the described magnetic field energy that will receive
It is transmitted to described secondary receiving coil 2.
Electromagnetic field couples formula trunk coupler 31 comprises in itself for the coil of magnetic coupling and for field coupling
Electric capacity, the former limit transmitting coil of coil loosely coupled transformer original with electric automobile respectively and secondary receiving coil are coupled
Transmission energy, electric capacity then transmits energy by field coupling.
It is traditionally used for the loosely coupled transformer of wireless power transmission, between its former change transmitting coil and secondary receiving coil
Distance larger, magnetic field is inevitably present a small amount of leakage, and when there is metal in magnetic coupling area, can exist hidden because being vortexed heat
Suffer from.The intelligent charger that the present invention provides, to solve this problem by reducing the distance between coil.
Above-mentioned intelligent charger can greatly reduce the volume of the coil of loosely coupled transformer and ferritic quantity, both
Car weight will not be increased, do not interfere with the lightweight of car load, the lightweight of achievable wireless charging device and the light weight of car load again
Change.Meanwhile, magnetic field can be limited in inside device by above-mentioned intelligent charger to a greater degree, and intermetallic metal foreign body can also be
Remove during para-position, reduce leakage field and metallic foreign body is vortexed the impact of heat, solve magnetic field exposure and magnetic coupling area deposits
The problem leading in metal be vortexed heat.Additionally, above-mentioned intelligent charger can also lift the intelligence of electric automobile wireless charging
Degree can be changed, can combine with technology such as automatic parking or automatic Pilots, lift Consumer's Experience, be easy to electric automobile wireless charging
The promotion and application of power technology.
Alternatively, as shown in Figure 8 and Figure 9, described movable type trunk coupler 3 is magnetic conduction type trunk coupler 32, described
Magnetic path type trunk coupler 32 includes：3rd intelligent mobile device 321 and magnetic conductor 322, described 3rd intelligent mobile device 321
For receiving the charging instruction that electric automobile sends, and according to described charging instruction Automatic Track Finding to corresponding charge position；Described
Magnetic conductor 322 is fixed on described 3rd intelligent mobile device 321, for guiding magnetic circuit for described loosely coupled transformer, described
Magnetic field energy is transferred to described secondary receiving coil 2, alternatively, described magnetic conductor by magnetic conductor 322 by former limit transmitting coil 1
322 is Ferrite Material.
The outer carrier of portable trunk coupler is an intelligent carriage being capable of Auto-searching track.Reach in electric automobile
The instruction of charging after stopping for charging area, is sent to portable trunk coupler.Portable trunk coupler receives instruction, leads to
Cross Auto-searching track and reach charged area.In charging process, intelligent charger essentially correspond to a separate type transformation
Device, former limit transmitting coil and the underground being located at corresponding charge position for the ferrite around former limit transmitting coil, secondary receiving coil
It is arranged on electric automobile with for the ferrite around secondary receiving coil, portable trunk coupler intermediate distribution is magnetic conduction
Material, such as ferrite etc., for magnetic conduction.
Due to portable trunk coupler intermediate distribution is ferrite, by the ferrite in portable trunk coupler
The air gap of detachable Transformer can be greatly reduced, such that it is able to reduce volume, the weight of detachable Transformer, improve electric energy
The ability of transmission and efficiency of transmission, realize the lightweight of wireless charging device and the lightweight of car load.
The intelligent charger that the present invention provides is to reduce plant bulk by reducing air gap, alleviator weight, and
The ability of lifting electric energy transmission and efficiency, the mode wherein reducing air gap has three kinds：Magnetic coupling, electromagnetic field mixing and serve as point
Ferrite from transformator.
In this specification, each embodiment is described by the way of going forward one by one, and what each embodiment stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Specific case used herein is set forth to the principle of the present invention and embodiment, the saying of above example
Bright it is only intended to help and understands the method for the present invention and its core concept；Simultaneously for one of ordinary skill in the art, foundation
The thought of the present invention, all will change in specific embodiments and applications.In sum, this specification content is not
It is interpreted as limitation of the present invention.
Claims (5)
1. a kind of intelligent charger for wireless power transmission, for movement current-collecting device charge it is characterised in that
Described movable-type intelligent charging device includes：Loosely coupled transformer and portable trunk coupler, wherein,
The former limit transmitting coil of described loosely coupled transformer is arranged on underground, for launching magnetic field energy；Described loosely coupled transformer
Secondary receiving coil be arranged on described current-collecting device, and electrically connect with described current-collecting device, and receive line in described secondary
When circle reaches at described former limit transmitting coil position, described current-collecting device sends charging instruction；
Described movable type trunk coupler, for being moved at described former limit transmitting coil position according to described charging instruction, will
The magnetic field energy of described former limit transmitting coil transmitting is transferred to described secondary receiving coil, the magnetic that described secondary receiving coil will receive
Field energy is converted to electric energy and exports to described current-collecting device.
2. the intelligent charger for wireless power transmission according to claim 1 is it is characterised in that described movable type
Trunk coupler specifically includes：First intelligent mobile device, primary transmission coil and secondary transmission coil, wherein,
Described primary transmission coil and described secondary transmission coil are fixed on described first intelligent mobile device,
Described first intelligent mobile device is used for receiving the charging instruction that described current-collecting device sends, and according to described charging instruction
Automatic Track Finding is at described former limit transmitting coil position；
Described primary transmission coil is of coupled connections with described former limit transmitting coil, described secondary transmission coil respectively, for receiving
The described magnetic field energy of described former limit transmitting coil transmitting, and described magnetic field energy is transmitted to described secondary transmission coil；
Described secondary transmission coil is of coupled connections with described secondary receiving coil, for being transmitted to the described magnetic field energy receiving
Described secondary receiving coil.
3. the intelligent charger for wireless power transmission according to claim 1 is it is characterised in that described movable type
Trunk coupler specifically includes：Second intelligent mobile device and be sequentially connected in series formed annular the first transmission coil, second biography
Defeated coil, the first coupled capacitor and the second coupled capacitor, wherein,
Described first transmission coil, described second transmission coil, described first coupled capacitor and described second coupled capacitor are fixed
On described second intelligent mobile device,
Described second intelligent mobile device is used for receiving the charging instruction that described current-collecting device sends, and according to described charging instruction
Automatic Track Finding is at described former limit transmitting coil position；
Described first transmission coil is of coupled connections with described former limit transmitting coil, for receiving described former limit transmitting coil transmitting
Described magnetic field energy,
Described first coupled capacitor and described second coupled capacitor pass through the magnetic that described first transmission coil is launched by field coupling
Field energy is transferred to described second transmission coil；
Described second transmission coil is of coupled connections with described secondary receiving coil, for the described magnetic field energy receiving is transmitted to institute
State secondary receiving coil.
4. the intelligent charger for wireless power transmission according to claim 1 is it is characterised in that described movable type
Trunk coupler specifically includes：3rd intelligent mobile device and magnetic conductor, wherein,
Described magnetic conductor is fixed on described 3rd intelligent mobile device,
Described 3rd intelligent mobile device, for receiving the charging instruction that described current-collecting device sends, and refers to according to described charging
Automatic Track Finding is made to arrive at described former limit transmitting coil position；
Described magnetic conductor, the magnetic field energy for launching described former limit transmitting coil is transferred to described secondary receiving coil.
5. the intelligent charger for wireless power transmission according to claim 4 is it is characterised in that described magnetic conductor
For ferrite.
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| CN201611143335.4A CN106451822A (en) | 2016-12-13 | 2016-12-13 | Wireless energy transmission intelligent charging device |
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| CN201611143335.4A CN106451822A (en) | 2016-12-13 | 2016-12-13 | Wireless energy transmission intelligent charging device |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106828174A (en) * | 2017-03-13 | 2017-06-13 | 西南交通大学 | A kind of enhanced wireless charging system in multi-emitting source |
| CN107685647A (en) * | 2017-08-16 | 2018-02-13 | 武汉理工大学 | A kind of parking lot using board-like wireless charging mobile terminal |
| CN108521152A (en) * | 2018-04-27 | 2018-09-11 | 上海应用技术大学 | A kind of magnetic coupling type wireless charging system |
| CN108528253A (en) * | 2018-04-27 | 2018-09-14 | 上海应用技术大学 | A kind of automobile wireless charging unit based on magnetic coupling harmonic technology |
| CN108988503A (en) * | 2018-08-22 | 2018-12-11 | 上海电力学院 | Combined type repeating coil and its design method for bipolar wireless charging system |
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