CN202475041U - Resonant derivation ring - Google Patents
Resonant derivation ring Download PDFInfo
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- CN202475041U CN202475041U CN2012200834122U CN201220083412U CN202475041U CN 202475041 U CN202475041 U CN 202475041U CN 2012200834122 U CN2012200834122 U CN 2012200834122U CN 201220083412 U CN201220083412 U CN 201220083412U CN 202475041 U CN202475041 U CN 202475041U
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- 238000009795 derivation Methods 0.000 title abstract 7
- 230000008878 coupling Effects 0.000 claims abstract description 7
- 238000010168 coupling process Methods 0.000 claims abstract description 7
- 238000005859 coupling reaction Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 11
- 230000002457 bidirectional effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 abstract description 9
- 238000000034 method Methods 0.000 abstract description 3
- 230000010355 oscillation Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
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Abstract
The utility model provides a resonant derivation ring, which is a closed resonant ring formed by an equivalent inductor L and an equivalent capacitor C connected in series, namely two ends of the equivalent inductor L are respectively connected with two electrodes of the equivalent capacitor C to form an LC resonant circuit. The resonant derivation ring plays a role of absorbing electric energy and reemitting the energy and comprises a plurality of composition manners and a plurality of coupling manners of the energy. Any two connecting points of the resonant derivation ring can output the electric energy; and the operation of the resonant derivation ring is controllable. The utility model provides a plurality of realizing methods of the resonant derivation ring, can effectively control and output the energy on the resonant derivation ring, improve power, efficiency and distance of wireless power supply based on electromagnetic resonance, and can be widely applied to non-contact wireless power supply in industry, agriculture and even daily work.
Description
Technical field
The present invention is a kind of in electromagentic resonance, and the LC resonant ring that is used for NE BY ENERGY TRANSFER between transmitting coil and receiving coil is referred to as the ring of deriving that resonates.
Background technology
Resonance is derived and is encircled the effect that in electromagentic resonance, has relay or bridge, and it not only can strengthen the through-put power of electromagentic resonance, strengthens the distance of electromagentic resonance, can also change the direction that electromagentic resonance transmits.
In existing patent " resonance is derived and encircled 201020523538.8 ", the version that resonating derives encircles is single, and coupled modes are dull; Energy distribution density is limited; It is low to bear voltage, the resonance amplitude is uncontrollable etc., and these problems have had a strong impact on its specific aim and flexibility in practical application.
The present invention proceeds from the reality, and has solved the problems referred to above comprehensively.
Summary of the invention
The resonance shown in the present ring of deriving; Be the relatively independent LC resonant ring between transmitting coil and receiving coil in electromagentic resonance, it absorbs from producing resonance behind the energy of transmitting coil, energy is launched again; It is characterized in that: the resonance ring of deriving is the resonant ring of the sealing that is in series by an equivalent inductance L and equivalent capacity C; The two ends that are equivalent inductance L link to each other with two electrodes of equivalent capacity C respectively, form a LC resonant tank, and the resonance frequency of this series loop is that tranmitting frequency is identical with the operating frequency of transmitting coil; With the resonance frequency of receiving coil is that receive frequency is also identical, and loop works is in resonance state; Resonating derives encircles physically is relatively independent, does not have lead to link to each other with radiating circuit, does not also have lead to link to each other with receiving circuit; The derive effect of ring of resonance is: transmit energy, realize the relay effect of energy.
The composition form that resonance is derived and encircled:
Equivalent capacity comprises: an independent electric capacity; Two and two above electric capacity are pressed series, parallel, even the electric capacity that forms of series-parallel connection;
Equivalent inductance comprises: an independent inductance; Two and two above inductance are pressed series, parallel, even the inductance that forms of series-parallel connection;
Inductance comprises air core coil, the coil on skeleton and on the magnetic core;
Therefore, resonance derive the ring composition various ways is just arranged, the form that can use always is following:
1, the basic LC form: promptly an inductance is connected with an equivalent capacity from beginning to end, forms the resonant ring of a sealing;
2, the C-L-C form: an inductance is connected with two equivalent capacitys successively, forms the resonant ring of a sealing;
3, the L-C-L form: two inductance are connected with an equivalent capacity successively, form the resonant ring of a sealing;
4, L-L-C-C form: after two inductance series connection, connect again, form the resonant ring of a sealing with two electric capacity of connecting;
5, the L-C-L-C form: inductance is connected with another inductance with after an equivalent capacity is connected, and connects with another equivalent capacity again, forms the resonant ring of a sealing.
Other form can not be enumerated one by one.
The derive coupled mode of ring of resonance: the resonance ring of deriving is relatively independent loop, and the coupling of it and transmitting coil and receiving coil is divided into:
1, freely be coupled: resonance is derived between ring and transmitting coil and the receiving coil.Do not have lead to connect, also do not have the magnetic core coupling, intermediate medium can be: vacuum, air, water and other nonmetallic materials.
2, the resonance ring of deriving is coupled by magnetic core with transmitting coil, i.e. resonance is derived at least one coil and transmitting coil on the ring on same magnetic core: can be used for the parallel connection type launching circuit, with raising transmitting power and efficient.
3, the resonance ring of deriving is coupled by magnetic core with receiving coil, i.e. resonance is derived at least one coil and receiving coil on the ring on same magnetic core: can be used for the tandem type receiving loop, with raising received power and efficient.
The control that resonance is derived and encircled:
Through the control of ring that resonance is derived, can regulate the transmission capacity of energy effectively, realize rationally utilizing electric energy; The method that realizes is: derive certain node of ring of resonance is broken off; At electronic switch of gap series connection, during this switch connection, the ring work of deriving of resonating; During disconnection, the ring failure of oscillation of deriving resonates.Control forms has:
1, external control: from resonance derive the ring the outside provide a voltage to electronic switch, controlling resonance derive the ring operating state.
2, internal control: any 2 the taking-up part electricity from resonance is derived and encircled, use to electronic switch; And this two point voltage compared, when voltage surpassed set point, electronic switch broke off; The resonance ring failure of oscillation of deriving, electronic switch is connected, the resonance ring work of deriving.
The output of the energy that resonating derives encircles:
Resonance is derived to encircle and can be used as the use of resonance terminal.Resonating derives encircles is the relay ring of an energy, and its any 2 all have load capacity, in case of necessity; Can derive to encircle from resonance and take out some energy; Offer certain load and use, any two tie points that resonance is derived on the ring can be exported electric energy, distinguishingly are; Different tie points, its voltage and current is had any different; If the AC type load, like incandescent lamp bulb, can directly be connected the resonance ring of deriving and going up and use, if load is the once-through type load, then need powering load after rectification, filtering even the voltage stabilizing.
Beneficial effect of the present invention:
The invention provides the implementation that multiple resonance is derived and encircled; And control that can be effectively and the output resonance energy on the ring of deriving; Improved power, efficient and distance, can be widely used in the non-contact type wireless power supply in industry, agricultural even the routine work based on the wireless power of electromagentic resonance.
Description of drawings
Accompanying drawing 2A-2D is the four kinds of composition form schematic diagrams of ring of deriving that resonate.
Accompanying drawing 3A-3C is three kinds of coupled modes schematic diagrams that resonance is derived and encircled
Accompanying drawing 4 is the upward schematic diagrams of energy output of ring of deriving that resonate.
Accompanying drawing 5 is control basic principle figure that resonance is derived and encircled.
Accompanying drawing 6 is derive amplitude control principle figure of self-power supply of ring of resonance.
In the accompanying drawing 1, L is an equivalent inductance, and C is an equivalent capacity.
Among accompanying drawing 2A, 2B, 2C and the 2D, L1, L2 be inductance, C1, C2 are equivalent capacity.
Among accompanying drawing 3A, 3B, the 3C, LT is a transmitting coil, and CT is emission electric capacity, and LR is a receiving coil, and CR1, CR2 are output capacitance; L1, L2 are inductance, and C1, C2 are equivalent capacity, and arrow is represented the NE BY ENERGY TRANSFER direction.
In the accompanying drawing 4, L is an inductance, and C is an equivalent capacity, and BIRG is a rectifier bridge, and C6 representes filter capacitor, and R representes load.
In the accompanying drawing 5, L is an inductance, and C1, C2 are equivalent capacity, and K is an electronic switch.
L is an inductance in the accompanying drawing 6, and C1, C2 are equivalent capacity, and K is that electronic switch, COMP are comparator, and DW is that voltage-stabiliser tube, BIRG are the rectification full-bridge, and C6 is a filter capacitor, and R1-R6 is a resistance.
Embodiment
Below in conjunction with instance, further illustrate the principle and methods for using them that resonance is derived and encircled.
The composition form that instance one, resonance are derived and encircled.
Among Fig. 1, an equivalent inductance L and an equivalent capacity C join end to end, and form a tandem type LC resonant tank, and the operating frequency of resonance frequency and transmitting coil is same, and the equivalent inductance L here comprises: an independent inductance; Two and two above inductance are pressed series, parallel, even the inductance that forms of series-parallel connection, and inductance comprises air core coil, the coil on skeleton and on the magnetic core, like the inductance L 1 among Fig. 2 A and Fig. 2 B, also has inductance L 1 and inductance L 2 among Fig. 2 C and Fig. 2 D; The equivalent capacity C here comprises: an independent electric capacity; Two and two above electric capacity are pressed series, parallel, even the electric capacity that forms of series-parallel connection, like equivalent capacity C1 among Fig. 2 A-2D and capacitor equivalent C2.
The resonance that can use always derive the ring composition form mainly contain:
LC；C-L-C；L-C-L，L-L-C-C；L-C-L-C；
Seeing that equivalent capacity and equivalent inductance can connect by the different modes of series, parallel even series-parallel connection, therefore, on forming, many kinds of modes are just arranged, can not enumerate one by one here.
Instance two, resonance are derived and are encircled the application in the AGV wireless charging.
AGV is that Automatic Guided Vehicle is the abbreviation of automatic guided vehicle; AGV is a kind of mobile industrial equipment, and power is from the battery in the car, if adopt wired charging then need manual operation; If employing wireless charging; Then can realize full-automation, accompanying drawing 3B is the basic principle of wireless charging, and wherein equivalent inductance L1 connects with equivalent capacity C1 and forms resonance ring of deriving; Receiving coil LR and output capacitance CR1, CR2 form the electric energy output loop, and transmitting coil LT and emission capacitor C T form launching circuit; Here, equivalent inductance L1 that resonating derives encircles and receiving coil LR are on same magnetic core, and resonance is derived and is converted into electric energy after ring absorbs the magnetic energy from launching circuit; Produce resonance, energy is launched by equivalent inductance L1 again, is coupled through magnetic core; Give receiving coil LR with NE BY ENERGY TRANSFER; Energy is exported to charging circuit through output capacitance CR1 and CR2, after frequency-conversion processing, gives the battery charge of AGV.
Instance three, resonance are derived and are encircled the application in remote emission.
Among the accompanying drawing 3A, the launching circuit that coil LT and capacitor C T form is a current mode launching circuit, and when working under the resonance condition, the total current in loop is in minimum state, so transmitting power is also just minimum; By equivalent capacity C1 and C2; The resonance that equivalent inductance L1 and L2 the have been composed in series a L-C-L-C form each other ring of deriving; Wherein equivalent inductance L1 and transmitting coil LT are on same magnetic core, and therefore, resonance is derived and encircled the energy that just can absorb launching circuit; Be delivered to emission again among the equivalent inductance L2, improved transmitting power in amplitude.
Instance four, resonance are derived to encircle and are done the use of resonance terminal.
In accompanying drawing 4, equivalent inductance L and equivalent capacity C form a LC resonant tank, and two tie points from the loop take out alternating current; After rectifier bridge BIRG rectification,, give load R power supply by filter capacitor C6 filtering; If R is LED, can be luminous, if with these LED be installed in equivalent inductance L around; But illuminated the whole resonance ring of deriving, the ring of deriving of resonance at this moment just becomes a wireless luminous ring.
Instance five, resonance are derived and are encircled the application in the power control.
Ring has an electric energy pulling force function because resonance is derived, and emission function again after promptly absorbing is equivalent to a bridge, realizes delivering in relays of energy, and the derive transmitted power of ring of control resonance just can be controlled the power transfer amount of wireless power supply system, and control forms has:
1, external control: as shown in Figure 5, electronic switch K is connected on the resonance is made up of inductance L 1 and equivalent capacity C1, C2 and derives and encircle; 2 of EF are the externally fed points; As long as provide a voltage to electronic switch K, just can connect electronic switch K, at this moment; The resonance ring operate as normal of deriving, ring is not worked otherwise resonance is derived.
2, internal control: take out a part of electric energy from derive any two tie points of ring of resonance, use for electronic switch K; And this two point voltage compared, when voltage surpassed setting value, electronic switch K broke off; The ring failure of oscillation of deriving resonates; When voltage was lower than setting value, electronic switch K connected, the ring work of deriving of resonating.Shown in the accompanying drawing 6, equivalent inductance L1 and equivalent capacity C1 and C2 form the ring of deriving that resonates, and wherein any tie point is broken off; Series connection electronics K switch, at this moment, resonance is derived to encircle and just is controlled by electronic switch K; When electronic switch K connects; The resonance ring work of deriving, when electronic switch broke off, the ring failure of oscillation of deriving resonated.Among Fig. 6, the control end of electronic switch links to each other with the output of comparator C OMP, and the in-phase end of comparator C OMP is formed reference voltage circuit by individual by resistance R 4, R5, the end of oppisite phase of comparator C OMP, and resistance R 2, R3 form voltage sampling circuit; Take out alternating current from the two ends of equivalent inductance L, after BIRG rectification and capacitor C 6 filtering, be amplifier COMP power supply; When the end of oppisite phase voltage of comparator C OMP exceeds in-phase end; Comparator C OMP exports high level, and electronic switch K is turn-offed, and the ring failure of oscillation of deriving resonates; Otherwise the ring continuous firing of deriving resonates.
The electronic switch here comprises the bidirectional switch that relay, FET pipe, IGBT form.
Claims (6)
1. resonance ring of deriving; Be the relatively independent LC resonant ring between transmitting coil and receiving coil in electromagentic resonance, produce resonance behind the energy of its absorption transmitting coil, again energy is launched; It is characterized in that: it is in series by an equivalent inductance L and an equivalent capacity C; The two ends that are equivalent inductance L link to each other with two electrodes of equivalent capacity C respectively, form a LC resonant tank, and it is relatively independent physically; Do not have lead to link to each other, do not have lead to link to each other yet with receiving circuit with radiating circuit.
2. the resonance according to claim 1 ring of deriving, it is characterized in that: equivalent capacity comprises: an independent electric capacity; Two and two above electric capacity are pressed series, parallel, even the electric capacity that forms of series-parallel connection; Equivalent inductance comprises: an independent inductance; Two and two above inductance are pressed series, parallel, even the inductance that forms of series-parallel connection; Inductance comprises air core coil, the coil on skeleton and on the magnetic core; Therefore, resonance derive the ring composition various ways is just arranged, the form that can use always is following:
1, the basic LC form: promptly an inductance is connected with an equivalent capacity from beginning to end, forms the resonant ring of a sealing;
2, the C-L-C form: an inductance is connected with two equivalent capacitys successively, forms the resonant ring of a sealing;
3, the L-C-L form: two inductance are connected with an equivalent capacity successively, form the resonant ring of a sealing;
4, L-L-C-C form: after two inductance series connection, connect again, form the resonant ring of a sealing with two electric capacity of connecting;
5, the L-C-L-C form: inductance is connected with another inductance with after an equivalent capacity is connected, and connects with another equivalent capacity again, forms the resonant ring of a sealing.
3. the resonance according to claim 1 ring of deriving; It is characterized in that: resonating derives encircles is relatively independent loop; The coupling of it and transmitting coil and receiving coil is divided into: 1, and freely be coupled: resonance is derived between ring and transmitting coil and the receiving coil, does not have the lead connection; Also do not have the magnetic core coupling, intermediate medium can be: vacuum, air, water and other nonmetallic materials; 2, resonance is derived ring and transmitting coil through magnetic core coupling, i.e. resonance is derived at least one coil and transmitting coil on the ring on same magnetic core; 3, resonance is derived ring and receiving coil through magnetic core coupling, i.e. resonance is derived at least one coil and receiving coil on the ring on same magnetic core.
4. the described resonance ring of deriving based on claim 1; It is characterized in that: derive certain node of ring of resonance is broken off; At electronic switch of gap series connection, control the ring work of deriving of resonating through this switch, the control mode of electronic switch has two kinds: external control and internal control; External control be exactly from resonance derive the ring the outside provide a voltage to make the electronic switch conducting; Internal control is to derive to encircle from resonance to provide voltage also with a comparator this voltage to be compared, and brings in the break-make of control electronic switch through the output of comparator.
5. the resonance according to claim 1 ring of deriving is characterized in that: the derive electronic switch of ring of control resonance comprises the bidirectional switch that relay, FET pipe, IGBT form.
6. the resonance according to claim 1 ring of deriving; It is characterized in that: resonating derives encircles is the relay ring of an energy, can be used as a resonance terminal and use, and its any two tie points all have load capacity; Can offer load and use from these 2 some electric energy of taking-up.
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| CN2012200834122U CN202475041U (en) | 2012-03-02 | 2012-03-02 | Resonant derivation ring |
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| CN2012200834122U CN202475041U (en) | 2012-03-02 | 2012-03-02 | Resonant derivation ring |
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| CN105406608A (en) * | 2014-09-08 | 2016-03-16 | 英派尔科技开发有限公司 | Power coupling device |
| US10069324B2 (en) | 2014-09-08 | 2018-09-04 | Empire Technology Development Llc | Systems and methods for coupling power to devices |
| US10084343B2 (en) | 2014-06-13 | 2018-09-25 | Empire Technology Development Llc | Frequency changing encoded resonant power transfer |
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2012
- 2012-03-02 CN CN2012200834122U patent/CN202475041U/en not_active Expired - Lifetime
Cited By (20)
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| US10084343B2 (en) | 2014-06-13 | 2018-09-25 | Empire Technology Development Llc | Frequency changing encoded resonant power transfer |
| CN105406608A (en) * | 2014-09-08 | 2016-03-16 | 英派尔科技开发有限公司 | Power coupling device |
| CN105406608B (en) * | 2014-09-08 | 2018-01-23 | 英派尔科技开发有限公司 | Electric power coupling device |
| US10069324B2 (en) | 2014-09-08 | 2018-09-04 | Empire Technology Development Llc | Systems and methods for coupling power to devices |
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| US10418844B2 (en) | 2014-09-08 | 2019-09-17 | Empire Technology Development Llc | Systems and methods for coupling power to devices |
| US11831173B2 (en) | 2021-11-03 | 2023-11-28 | Nucurrent, Inc. | Wireless power transmission antenna with series coil molecule configuration |
| US11831177B2 (en) | 2021-11-03 | 2023-11-28 | Nucurrent, Inc. | Wireless power transmitter with internal repeater and enhanced uniformity |
| US11824371B2 (en) * | 2021-11-03 | 2023-11-21 | Nucurrent, Inc. | Wireless power transmission antenna with internal repeater and repeater filter |
| US11824373B2 (en) | 2021-11-03 | 2023-11-21 | Nucurrent, Inc. | Wireless power transmission antenna with parallel coil molecule configuration |
| US20230135417A1 (en) * | 2021-11-03 | 2023-05-04 | Nucurrent, Inc. | Wireless Power Transmission Antenna with Internal Repeater and Repeater Filter |
| US11831175B2 (en) | 2021-11-03 | 2023-11-28 | Nucurrent, Inc. | Wireless power transmission antenna with antenna molecules |
| US11831176B2 (en) | 2021-11-03 | 2023-11-28 | Nucurrent, Inc. | Wireless power transfer systems with substantial uniformity over a large area |
| US11824372B2 (en) | 2021-11-03 | 2023-11-21 | Nucurrent, Inc. | Wireless power transmission antenna with puzzled antenna molecules |
| US11848566B2 (en) | 2021-11-03 | 2023-12-19 | Nucurrent, Inc. | Dual communications demodulation of a wireless power transmission system having an internal repeater |
| US11862991B2 (en) | 2021-11-03 | 2024-01-02 | Nucurrent, Inc. | Wireless power transmission antenna with internal repeater and in-coil tuning |
| US11862984B2 (en) | 2021-11-03 | 2024-01-02 | Nucurrent, Inc. | Wireless power receiver with repeater for enhanced power harvesting |
| US11962337B2 (en) | 2021-11-03 | 2024-04-16 | Nucurrent, Inc. | Communications demodulation in wireless power transmission system having an internal repeater |
| US12027880B2 (en) | 2021-11-03 | 2024-07-02 | Nucurrent, Inc. | Wireless power transfer from mouse pad to mouse |
| US12549034B2 (en) | 2024-06-26 | 2026-02-10 | Nucurrent, Inc. | Large area wireless power transfer system |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
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Owner name: SHENZHEN TIANMING WIRELESS POWER TECHNOLOGY CO., L Free format text: FORMER OWNER: ZHU SIZHONG Effective date: 20150216 |
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Free format text: CORRECT: ADDRESS; FROM: 516007 HUIZHOU, GUANGDONG PROVINCE TO: 518000 SHENZHEN, GUANGDONG PROVINCE |
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Effective date of registration: 20150216 Address after: 518000, Guangdong, Shenzhen, Baoan District manhole streets and second industrial zone, village fifteenth Patentee after: Shenzhen Tianming wireless power supply technology Co., Ltd. Address before: 516007 Guangdong city of Huizhou province Henan City Lijing bank 9H Patentee before: Zhu Sizhong |
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| ASS | Succession or assignment of patent right |
Owner name: ZHONGHUI CHUANGZHI WIRELESS POWER SUPPLY CO., LTD. Free format text: FORMER OWNER: SHENZHEN TIANMING WIRELESS POWER TECHNOLOGY CO., LTD. Effective date: 20150806 |
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Effective date of registration: 20150806 Address after: Laishan Mingda road 264000 Shandong city of Yantai province No. 11 Patentee after: Middle favour Powerise wireless power Technology Co., Ltd. Address before: 518000, Guangdong, Shenzhen, Baoan District manhole streets and second industrial zone, village fifteenth Patentee before: Shenzhen Tianming wireless power supply technology Co., Ltd. |
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Effective date of registration: 20210322 Address after: 518000 room 133-134, No.1 International Students (Longgang) Pioneer Park, Longcheng street, Longgang District, Shenzhen City, Guangdong Province Patentee after: ZONECHARGE (SHENZHEN) WIRELESS POWER SUPPLY TECHNOLOGY Co.,Ltd. Address before: 264000 Mingda West Road, Laishan District, Yantai, Shandong Province, No. 11 Patentee before: ZHONG HUI POWERISE WIRELESS POWER TECHNOLOGY Ltd. |
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Granted publication date: 20121003 |
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