CN107749676A - A kind of six ring type electric energy wireless transmission facilities - Google Patents
A kind of six ring type electric energy wireless transmission facilities Download PDFInfo
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- CN107749676A CN107749676A CN201711163879.1A CN201711163879A CN107749676A CN 107749676 A CN107749676 A CN 107749676A CN 201711163879 A CN201711163879 A CN 201711163879A CN 107749676 A CN107749676 A CN 107749676A
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- energy wireless
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
- H02J50/12—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling of the resonant type
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- Near-Field Transmission Systems (AREA)
Abstract
The present invention discloses a kind of six ring type electric energy wireless transmission facilities, and it includes launch facility and reception facilities.Launch facility includes：Tranmitting frequency adjusts coil, and it is coupled with receives frequency adjustment coil resonance, for adjusting tranmitting frequency；Power coil, it is joined directly together with electric energy to be launched, for producing higher-order of oscillation power supply, and power coil and transmitting coil electromagnetic coupled；Transmitting coil is connected with tranmitting frequency adjustment coil, for outwards launching electromagnetic wave, forms non-radiative magnetic field.Reception facilities include：Receives frequency adjusts coil, and it is coupled with coil resonance, for adjusting resonant frequency；Receiving coil, it is connected with loading coil electromagnetic coupled, and with receives frequency adjustment coil, the magnetic field energy launched for receiving launch facility；Loading coil 23, for separating receiving coil and using electric loading.The present invention breaks through and has reformed the electric energy wireless transmission facility mechanism such as two ring types, and so as to improve electric energy wireless transmission efficiency, transimission power increases, transmission range increases.
Description
Technical field
The invention belongs to electric energy transmission technology field, and in particular to a kind of six ring type electric energy wireless transmission facilities.
Background technology
" electric energy wireless transmission " is to utilize the comprehensive electric energy New Technologies of Transmission such as radio magnetic wave, electromagnetic field, circuit, magnetic circuit
Collect, refer to that electric energy transmission facilities does not have to electric lead (i.e. wireless) progress electric energy between transmission facility and reception facilities and wirelessly passed
A kind of defeated high-end new and high technology.
Electric energy wireless transmission be similar to radio wave come receive the communication informations such as mobile phone, broadcast, TV and it is different it, i.e.,
Although wireless power transmission and radio communication somewhat like point in operation principle, both technical goals require different, the latter's (nothing
Line communicates) target is that transmission loads on information (paying no attention to efficiency of transmission and transimission power) on radio wave, as long as connecing
Receive frequency signal needed for being selected in facility；And the former (wireless power transmission) main technical aim is electric energy wireless transmission, its
Pursue efficiency of transmission it is as high as possible/transimission power big/transmission range as far as possible is as long as possible, that is, pursue high-voltage large current length away from
From electric energy wireless transmission technical goal.
Small " electric energy wireless transmission " technology of short range, such as (such as portable terminal is non-contact for induction small electric energy
Formula charging electric energy used) Radio Transmission Technology commerce-change already and gradual extensive use.
However, to high-power electrical technology, such as：Power system technology of transmission of electricity, New-energy electric vehicle charging technique, new energy
Source electricity generation system interconnection technology etc., electric energy wireless transmission technology still has the very low problem of efficiency of transmission, so as to cause electricity
Energy (especially high-power power) high efficiency is wirelessly transferred still not yet practical so far, engineering, commercialization, universalness.
The content of the invention
In order to solve the above-mentioned technical problem, the present invention proposes a kind of six ring type electric energy wireless transmission facilities.
In order to achieve the above object, technical scheme is as follows：
A kind of six ring type electric energy wireless transmission facilities, including：Launch facility and reception facilities；
Launch facility includes：
Tranmitting frequency adjusts coil, and carrying out resonance with the receives frequency adjustment coil in reception facilities couples, for adjusting
Tranmitting frequency；
Power coil, it is connected with electric energy to be launched, electricity is carried out for producing higher-order of oscillation power supply, and with transmitting coil
Magnetic coupling；
Transmitting coil, electromagnetic coupled is carried out with power coil, be connected with tranmitting frequency adjustment coil, for outwards launching electricity
Magnetic wave, form non-radiative magnetic field；
Reception facilities include：
Receives frequency adjusts coil, and carrying out resonance with the tranmitting frequency adjustment coil in launch facility couples, for adjusting
Resonant frequency in reception facilities；
Receiving coil, electromagnetic coupled is carried out with loading coil, be connected with receives frequency adjustment coil, set for receiving transmitting
Apply the magnetic field energy launched；
Loading coil, electromagnetic coupled is carried out with receiving coil, for separating receiving coil and using electric loading.
Six ring type electric energy wireless transmission facilities of one kind of the invention, for being wirelessly transferred for electric energy, it include launch facility and
Reception facilities.Launch facility mainly includes：Tranmitting frequency adjustment coil, power coil and transmitting coil；Reception facilities are main
Including：Receives frequency adjustment coil, receiving coil and loading coil.
When the intrinsic frequency of receiving coil is identical with the non-radiating electromagnetic wave frequency rate received, the LC in reception facilities shakes
It is most strong to swing facility generation oscillating current, that is, conversion of the magnetic energy to electric energy is completed, so as to realize electric energy wireless transmission.
On the basis of above-mentioned facility, following optimization can be also done：
As the scheme of optimization, tranmitting frequency adjustment coil, power coil, transmitting coil, receives frequency adjust coil, connect
Take-up circle and loading coil are comprising stem and the coiling being wound on stem.
Further, by neither magnetic conduction, non-conductive insulating materials is made stem again.
Using the scheme of above-mentioned optimization, the transporting mechanism of six ring type electric energy wireless transmission facilities is somewhat similarly to hollow separation
Formula transformer stem (is similar to the stem made of non-magnetic non-conductive insulating materials：Equivalent to air stem) instead of it is general
Logical transformer not only magnetic conduction but also conduction ferromagnetic stem, mutually cut with scissors by loading coil so as to result in the magnetic line of force omnidirectional " shortcut "
Chain, therefore under relatively short distance, the relatively high power transmission of upper frequency could be realized.
As the scheme of optimization, stem is engineering plastics stem.
It is good using the scheme of above-mentioned optimization, laser propagation effect.
As the scheme of optimization, accurate oval metallic object is provided with the end of transmitting coil；And set in the end of receiving coil
There is spherical metal body.
Further, accurate oval metallic object and spherical metal body are made of conductive magneto-conductive metal material.
It is preferable using the scheme of above-mentioned optimization, laser propagation effect.
As the scheme of optimization, conductive magneto-conductive high-test metal material is used in the end of transmitting coil and the end of receiving coil
It is made.
It is more preferable using the scheme of above-mentioned optimization, laser propagation effect.
As the scheme of optimization, tranmitting frequency adjustment coil, power coil, transmitting coil, receives frequency adjust coil, connect
The diameter all same of take-up circle and loading coil.
It is more preferable using the scheme of above-mentioned optimization, laser propagation effect.
As the scheme of optimization, the electric energy wireless transmission coverage between transmitting coil and receiving coil is transmitting coil
Or 4-5 times of receiving coil diameter.
Using the scheme of above-mentioned optimization, electric energy wireless transmission efficiency is higher under the same conditions, transimission power is larger.
As the scheme of optimization, the electric energy wireless transmission distance between transmitting coil and receiving coil is not less than transmitting coil
Or the diameter of receiving coil.
It is more preferable using the scheme of above-mentioned optimization, laser propagation effect.
As the scheme of optimization, electric energy facility to be launched includes：Microprocessor, NAND gate, optocoupler and full-bridge rectification
Heap circuit, microprocessor produce pwm signal, are converted into the complementary pwm signal of two-way by NAND gate and regulate and control to drive by optocoupler
Dynamic full-bridge rectification heap circuit, is high-frequency ac voltage by DC voltage inversion.
Using the scheme of above-mentioned optimization, the fairly simple refining of overall facility, high-frequency ac voltage can be effectively produced.
Brief description of the drawings
Fig. 1 is a kind of structural representation of six ring types electric energy wireless transmission facility provided in an embodiment of the present invention.
Fig. 2 is the construction profile schematic diagram of transmitting coil provided in an embodiment of the present invention.
Fig. 3 is the construction profile schematic diagram of receiving coil provided in an embodiment of the present invention.
Wherein：1 it is launch facility, 11 be tranmitting frequency adjustment coil, 12 be power coil, 13 is transmitting coil, 2 to connect
Receive facility, 21 be receives frequency adjust coil, 22 be receiving coil, 23 be loading coil, 3 be defined oval metallic object, 4 be spherical
Metallic object.
Embodiment
The preferred embodiment that the invention will now be described in detail with reference to the accompanying drawings.
In order to reach the purpose of the present invention, a kind of six ring type electric energy wireless transmission facilities, some of them carry out measures：
As shown in Fig. 1 in accompanying drawing, a kind of six ring type electric energy wireless transmission facilities, for being wirelessly transferred for electric energy, including hair
Penetrate facility 1 and reception facilities 2.
Launch facility 1 includes：Tranmitting frequency adjustment coil 11, power coil 12 and transmitting coil 13.Tranmitting frequency is adjusted
Whole coil 11 carries out resonance with the receives frequency adjustment coil 21 in reception facilities 2 and coupled, for adjusting tranmitting frequency；Power line
Circle 12 is joined directly together with electric energy to be launched, and electromagnetic coupled is carried out for producing higher-order of oscillation power supply, and with transmitting coil 11；
Transmitting coil 13 carries out electromagnetic coupled with power coil 12, is joined directly together with tranmitting frequency adjustment coil 11, for outwards launching
Electromagnetic wave, form non-radiative magnetic field.
Reception facilities 2 include：Receives frequency adjustment coil 21, receiving coil 22 and loading coil 23.Receives frequency is adjusted
Whole coil 21 carries out resonance with the tranmitting frequency adjustment coil 11 in launch facility 1 and coupled, humorous in reception facilities 2 for adjusting
Vibration frequency；Receiving coil 22 carries out electromagnetic coupled with loading coil 23, is joined directly together with receives frequency adjustment coil 21, for connecing
Receive the magnetic field energy that launch facility 1 is launched；Loading coil 23 and the electromagnetic coupled of receiving coil 22, for separating receiving coil 22
With with electric loading.
Tranmitting frequency adjustment coil 11, power coil 12, transmitting coil 13, receives frequency adjustment coil 21, receiving coil
22 and loading coil 23 comprising stem and the coiling that is wound on stem.In this embodiment, stem is by neither magnetic conduction
Non-conductive insulating materials is made again, and coiling is made up of the conductor wire with insulated hull.Wherein, stem is engineering plastics stem.
Six ring type electric energy wireless transmission facilities of the invention innovatively use " engineering plastics stem " coil, and its transporting mechanism has
Hollow detachable Transformer stem is similar to a bit (is similar to the stem made of non-magnetic non-conductive insulating materials：Equivalent to
Air stem) substitute common transformer not only magnetic conduction but also the ferromagnetic stem of conduction, it is logical so as to result in the magnetic line of force omnidirectional " shortcut "
Overload coil phase hinge, therefore under relatively short distance, greater efficiency, relatively high power transmission could be realized.
According to energy transmission classical theory, launch facility 1 has tranmitting frequency adjustment coil 11, power coil 12 and transmitting
Coil 13 (totally three coils), wherein power coil 12 is also higher-order of oscillation circle, is joined directly together with electric energy to be launched, produces high
Frequency oscillating current, electromagnetic wave is outwards then launched by transmitting coil 13, form " non-radiative magnetic field " and (convert electric energy to magnetic
).Reception facilities 2 have receives frequency adjustment coil 21, receiving coil 22 and loading coil 23, and loading coil 23 is used for separating
With electric loading (i.e. electrical appliance) and receiving coil 22.Intrinsic frequency and the electricity that receives when the receiving coil 22 of reception facilities 2
When magnetic wave frequency is identical, caused oscillating current is most strong in the LC vibration receiving portions of reception facilities 2, that is, completes " magnetic field " and arrive
The conversion of " electric energy ", so as to realize electric energy wireless transmission.
Six ring type electric energy wireless transmission facilities of the invention utilize the LC magnetic couplings between transmitting coil 13 and receiving coil 22
Key link of the resonance as wireless power transmission, power frequency electric current to be transmitted is become into high frequency electric in launch facility 1 first, so
It is afterwards that medium is transmitted electricity using air, the efficiency of transmission of this facility is depending on the coupling between launch facility 1 and reception facilities 2
Syzygy number and quality factor.
The present invention is tested as follows：
When the higher-order of oscillation frequency of launch facility 1 is 600KHZ or so, supply voltage is 20 volts, and electric current is 200 milliamperes of (these
As prepare the electrical power to be wirelessly transferred), in the case where transmission range is 100cm, reception facilities 2 can export
About 30 volts of alternating voltage 100mA or so alternating current.Wherein, what reception facilities 2 used is some 100 watts of white heats with electric loading
Lamp.
Above-mentioned experimental studies results show：1) under relatively short distance, its electric energy is wirelessly transferred with higher the present invention
Efficiency of transmission.2) technical conditions of the invention require relatively low that cost is low.
With the continuous development and progress of science and technology, electric energy wireless transmission technology is increasingly paid close attention to and paid attention to by common people,
Some specific occasions, electric energy wireless transmission have the uniqueness of cable and overhead line electric energy transmission " too far behind to catch up, can not be substituted "
Convenience, the feature of environmental protection, the economy of advantage, i.e. electric energy wireless transmission are clearly superior to cable and overhead line.One kind six of the invention is enclosed
Formula electric energy wireless transmission facility, if being controlled with PWM control methods to electric energy wireless transmission facility, it can also improve the intelligence of facility
Control property.
A kind of main research and development value of six ring types electric energy wireless transmission facility of the present invention is as follows with practical effect：
1) present invention is using tranmitting frequency adjustment coil 11, power coil 12, transmitting coil 13, receives frequency adjustment coil
21st, receiving coil 22 and loading coil 23, totally six coils carry out being wirelessly transferred for electric energy, break through and reformed general two ring type
Deng electric energy wireless transmission facility, so as to improve electric energy wireless transmission efficiency, transimission power increases, transmission range increases.
2) six coils of six ring type electric energy wireless transmission facilities of the invention are wound in engineering plastics stem using coiling
On structure, equivalent to " hollow " coil (because engineering plastics neither magnetic conduction also non-conductive), test result indicates that, when meeting one
After fixed condition, it can improve electric energy wireless transmission efficiency, power increase, there is facilitation to engineer applied is done step-by-step.
3) six ring type electric energy wireless transmission facility operations work of the invention is not influenceed by the non-magnetic non-electrical sexual dysfunction thing in space.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, accurate oval metallic object 3 is provided with the end of transmitting coil 13；And it is provided with the end of receiving coil 22
Spherical metal body 4.
Further, accurate oval metallic object and spherical metal body are made of conductive magneto-conductive metal material.
As shown in Fig. 2 in accompanying drawing, the accurate oval metallic object 3 of multiple ordered arrangements is provided with the end of transmitting coil 13.
As illustrated in figure 3 of the drawings, the spherical metal body 4 of multiple ordered arrangements is provided with the end of receiving coil 22.
It is preferable using the scheme of above-mentioned optimization, laser propagation effect.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, tranmitting frequency adjustment coil 11, power coil 12, transmitting coil 13, receives frequency adjustment coil 21,
The diameter of receiving coil 22 and loading coil 23 is identical.
Using the scheme of above-mentioned optimization, the efficiency of electric energy wireless transmission can be improved.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, the distance between transmitting coil 13 and receiving coil 22 are that transmitting coil 13 (or receiving coil 22) is straight
4-5 times of footpath.
Using the scheme of above-mentioned optimization, higher efficiency of transmission and larger transimission power can be obtained, and electric energy without
Line transmission is not influenceed by the non magnetic barrier in space.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, the electric energy wireless transmission distance between transmitting coil 13 and receiving coil 22 is not less than transmitting coil 13
Or the diameter of receiving coil 22.
It is more preferable using the scheme of above-mentioned optimization, laser propagation effect.
In order to further optimize the implementation result of the present invention, in other embodiment, remaining feature technology phase
Together, difference is, electric energy facility to be launched includes：Microprocessor, NAND gate, optocoupler and full-bridge rectification heap circuit,
Microprocessor produces pwm signal, is converted into the complementary pwm signal of two-way by NAND gate and regulates and controls to drive full-bridge whole by optocoupler
Heap circuit is flowed, is high-frequency ac voltage by DC voltage inversion.
Using the scheme of above-mentioned optimization, overall basic facilities compare refining.
The above is only the preferred embodiment of the present invention, it is noted that for the person of ordinary skill of the art,
Without departing from the concept of the premise of the invention, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.
Claims (10)
- A kind of 1. six ring type electric energy wireless transmission facilities, it is characterised in that including：Launch facility and reception facilities；The launch facility includes：Tranmitting frequency adjusts coil, and carrying out resonance with the receives frequency adjustment coil in reception facilities couples, and launches for adjusting Frequency；Power coil, it is connected with electric energy to be launched, electromagnetism coupling is carried out for producing higher-order of oscillation power supply, and with transmitting coil Close；Transmitting coil, electromagnetic coupled is carried out with power coil, and be connected with tranmitting frequency adjustment coil, for outwards launching electricity Magnetic wave, form non-radiative magnetic field；The reception facilities include：Receives frequency adjusts coil, and carrying out resonance with the tranmitting frequency adjustment coil in launch facility couples, and is received for adjusting Resonant frequency in facility；Receiving coil, electromagnetic coupled is carried out with loading coil, and be connected with receives frequency adjustment coil, set for receiving transmitting Apply the magnetic field energy launched；Loading coil, electromagnetic coupled is carried out with receiving coil, and be additionally operable to separate the receiving coil and use electric loading.
- 2. six ring types electric energy wireless transmission facility according to claim 1, it is characterised in that the tranmitting frequency adjusts line Circle, power coil, transmitting coil, receives frequency adjustment coil, receiving coil and loading coil include stem and winding Coiling on the stem.
- 3. six ring types electric energy wireless transmission facility according to claim 2, it is characterised in that the stem is by neither magnetic conduction Non-conductive insulating materials is made again.
- 4. six ring types electric energy wireless transmission facility according to claim 3, it is characterised in that the stem is engineering plastics Stem.
- 5. six ring types electric energy wireless transmission facility according to claim 4, it is characterised in that at the end of the transmitting coil Portion is provided with accurate oval metallic object；And it is provided with spherical metal body in the end of the receiving coil.
- 6. six ring types electric energy wireless transmission facility according to claim 5, it is characterised in that the oval metallic object of standard and The spherical metal body is made of conductive magneto-conductive metal material.
- 7. the six ring type electric energy wireless transmission facilities according to claim any one of 1-6, it is characterised in that the transmitting frequency The diameter that rate adjustment coil, power coil, transmitting coil, receives frequency adjust coil, receiving coil and loading coil is homogeneous Together.
- 8. the six ring type electric energy wireless transmission facilities according to claim any one of 1-6, it is characterised in that the emission lines Electric energy wireless transmission coverage between circle and the receiving coil is the transmitting coil or the receiving coil diameter 4-5 times.
- 9. the six ring type electric energy wireless transmission facilities according to claim any one of 1-6, it is characterised in that the emission lines Electric energy wireless transmission distance between circle and the receiving coil is not less than the transmitting coil or the diameter of the receiving coil.
- 10. the six ring type electric energy wireless transmission facilities according to claim any one of 1-6, it is characterised in that described pending Radio energy facilities include：Microprocessor, NAND gate, optocoupler and full-bridge rectification heap circuit, the microprocessor produce PWM letters Number, it is converted into the complementary pwm signal of two-way by the NAND gate and driving full-bridge rectification heap circuit is regulated and controled by the optocoupler, It is high-frequency ac voltage by DC voltage inversion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711163879.1A CN107749676A (en) | 2017-11-20 | 2017-11-20 | A kind of six ring type electric energy wireless transmission facilities |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711163879.1A CN107749676A (en) | 2017-11-20 | 2017-11-20 | A kind of six ring type electric energy wireless transmission facilities |
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| CN107749676A true CN107749676A (en) | 2018-03-02 |
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| CN201711163879.1A Pending CN107749676A (en) | 2017-11-20 | 2017-11-20 | A kind of six ring type electric energy wireless transmission facilities |
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| CN102969800A (en) * | 2011-08-31 | 2013-03-13 | 佑华微电子股份有限公司 | One-to-many wireless resonance energy transmission system |
| CN104779686A (en) * | 2015-04-03 | 2015-07-15 | 天津大学 | Method for improving efficiency of ICPT (inductively coupled power transfer)-based non-contact charging for electric vehicle |
| US20150280453A1 (en) * | 2014-03-31 | 2015-10-01 | Rohm Co., Ltd. | Power reception apparatus, power transmission apparatus, non-contact power supply system, power reception method, and power transmission method |
-
2017
- 2017-11-20 CN CN201711163879.1A patent/CN107749676A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102055249A (en) * | 2009-10-30 | 2011-05-11 | Tdk株式会社 | Wireless power feeder, wireless power transmission system, and table and table lamp using the same |
| CN102969800A (en) * | 2011-08-31 | 2013-03-13 | 佑华微电子股份有限公司 | One-to-many wireless resonance energy transmission system |
| US20150280453A1 (en) * | 2014-03-31 | 2015-10-01 | Rohm Co., Ltd. | Power reception apparatus, power transmission apparatus, non-contact power supply system, power reception method, and power transmission method |
| CN104779686A (en) * | 2015-04-03 | 2015-07-15 | 天津大学 | Method for improving efficiency of ICPT (inductively coupled power transfer)-based non-contact charging for electric vehicle |
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Application publication date: 20180302 |
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