CN105515223A - Method and circuit for wireless transmission of high-power electrical energy - Google Patents
Method and circuit for wireless transmission of high-power electrical energy Download PDFInfo
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- CN105515223A CN105515223A CN201610069221.3A CN201610069221A CN105515223A CN 105515223 A CN105515223 A CN 105515223A CN 201610069221 A CN201610069221 A CN 201610069221A CN 105515223 A CN105515223 A CN 105515223A
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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
- H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
- H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
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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
- H02J50/20—Circuit arrangements or systems for wireless supply or distribution of electric power using microwaves or radio frequency waves
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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
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
Abstract
The invention belongs to the technical field of wireless charging and particularly relates to a method and circuit for wireless transmission of high-power electrical energy. The method comprises the steps of splitting an original high-power electrical energy into a plurality of primary electrical energies, wherein the primary electrical energies can obtain a plurality of secondary electrical energies simultaneously through transmission in a wireless electromagnetic energy mode, and the secondary electrical energies are gathered together and output the required high-power electrical energy. The circuit for achieving the method comprises a transmitting part and a receiving part. The transmitting part comprises a transmitting module array formed by any one of connecting modes among series connection, parallel connection and series-parallel connection of a plurality of transmitting unit modules. The receiving part comprises a receiving module array formed by any one of connecting modes among series connection, parallel connection and series-parallel connection of a plurality of receiving unit modules. The transmitting part and the receiving part are coupled with each other through a plurality of transmitting coils and a plurality of receiving coils to work simultaneously to transmit electromagnetic energy. The transmission of the high-power electrical energy can be achieved through the method and the circuit, and the method and the circuit are simple in structure and stable and reliable.
Description
Technical field
The invention belongs to wireless charging technical field, specifically refer to a kind of radio transmitting method and circuit of high-power power.
Background technology
At present, wireless charging or wireless power transmission technology successful Application commercially mainly concentrate on low power charging, and as the charging to smart mobile phone or intelligent watch, common transport power output, generally at 5W and 10W, is generally no more than 15W.And along with the development of wireless charging technology, end comes more and more powerful equipment such as electric motor car, computer also needs to utilize wireless charging technology, and at present still neither one stablize ripe scheme to realize the wireless transmission of high-power power.
Summary of the invention
The present invention is in order to overcome the deficiency of prior art, propose a kind of radio transmitting method and circuit of high-power power, the transmission of high-power power can be realized by the method and circuit, structure is simple, reliable and stable, utilize the higher efficiency of individual unit module small power transmission thus realize the high efficiency of high power transmission.
The present invention solves above-mentioned technical problem by following technical proposals.
A kind of radio transmitting method of high-power power, original high-power power is split into several elementary electric energy, several elementary electric energy are transmitted by radio magnetic energy mode simultaneously and obtain several secondary electric energy, and several secondary electric energy converge and high-power power needed for exporting.
A kind of wireless transmission circuit of high-power power, comprise radiating portion and receiving unit, radiating portion comprises by several transmitter unit modules by series connection, the emitting mould train array that in parallel or any one connected mode of going here and there in also series-parallel connection is formed, emitting mould train array has a power input, each transmitter unit module comprises at least one transmitting coil, several transmitting coils constitute the transmitting coil array of radiating portion, receiving unit comprises is connected by several receiving element modules, the reception module array that in parallel or any one connected mode of going here and there in also series-parallel connection is formed, receive module array and there is a power output end, each receiving element module includes at least one receiving coil, several receiving coils constitute receiving coil array, described transmitting coil array and receiving coil array have corresponding locus array structure, described radiating portion and receiving unit to be coupled mutually the transmission electromagnetic energy that simultaneously works by several transmitting coils and several receiving coils.
One as wireless transmission circuit of the present invention is improved, and radiating portion also comprises launch control system.
One as wireless transmission circuit of the present invention is improved, launch control system is arranged on beyond transmitter unit module, launch control system connects each transmitter unit module by data/address bus, to realize the output able to programme of each transmitter unit module electromagnetic energy, launch control system is any one in standard logic circuits or Programmable Logic Device or single-chip microcomputer.
One as wireless transmission circuit of the present invention is improved, and launch control system is integrated in transmitter unit module, and each transmitter unit module can realize the output able to programme of electromagnetic energy.
One as wireless transmission circuit of the present invention is improved, and receiving unit also comprises receiving control system.
One as wireless transmission circuit of the present invention is improved, receiving control system is arranged on beyond receiving element module, each receiving element module is connected by data/address bus, to realize the output able to programme of the current/voltage of each receiving element module, receiving control system is any one in standard logic circuits, Programmable Logic Device or single-chip microcomputer.
One as wireless transmission circuit of the present invention is improved, and receiving control system is integrated in receiving element module, and each receiving element module can realize the output able to programme of current/voltage.
One as wireless transmission circuit of the present invention is improved, receiving unit is provided with an output master switch, described output master switch is provided with any one master switch in metal-oxide-semiconductor or IGBT, described master switch is connected with receiving control system, after by data/address bus, receiving control system detects that all receiving element modules are working properly, open master switch, externally export.
One as wireless transmission circuit of the present invention is improved, in reception module array, the output of the branch road of mutual parallel connection is connected after the diode of a unilateal conduction or metal-oxide-semiconductor and is converged, mutually each receiving element module side of series connection in parallel one for realizing diode or the metal-oxide-semiconductor of by-pass current.
One as wireless transmission circuit of the present invention is improved, and data/address bus is generally I2C or GPIO, and automotive field can adopt car gage LIN bus, can adopt spi bus there being the application scenarios of special requirement to speed.
Now the corresponding beneficial effect of technical characteristic of the present invention is explained as follows:
One, emitting mould train array of the present invention and reception module array all select existing standardized wireless charging scheme as the basis of Transmit-Receive Unit module, the functional circuit that increasing some needs for unit composition array is formed, these functional circuits comprise data bus interface conversion, pressure limiting, the output able to programme etc. of current limliting and power, these are as the standardized scheme on Transmit-Receive Unit module basis, it can be Qi standard, PMA standard, A4WP standard, any one in iNPOFi technology, along with the development of science and technology also likely introduces new standard, preferably adopt the basis of QI standard as unit of wireless charging alliance WPC at present, by connecting to the on all four wireless transmit/receive units module of these specifications, parallel connection or string also series-parallel connection, form emitting mould train array and receive module array, and can according to the power demand of various equipment, configure corresponding high-power wireless charging circuit,
Two, when wirelessly transmitting electrical energy power is larger, when needing the wireless transmit/receive units module of a greater number to form module array, launch control system and receiving control system can be set respectively at radiating portion and receiving unit, Balance route is carried out to the cell module array of transmitting-receiving two side, realizes the reliable and stable of wireless transmission circuit;
Three, the Transmit-Receive Unit quantity combined needed for the wireless transmission is few, and reliability requirement is not when being too high, then control system need not be set transmitting-receiving two side, directly parallel connection or series connection are carried out to transmitting-receiving standard cell module, or only AND operation is done to reception location mode signal, control master switch, this kind of structure is comparatively simple;
Four, in reception module array, by arranging diode or metal-oxide-semiconductor at branch road output in parallel mutually, utilizing the unilateral conduction of diode or metal-oxide-semiconductor, can avoid influencing each other between the branch road of multiple mutual parallel connection;
Five, in reception module array, by to the receiving element module side parallel diode of connecting mutually or metal-oxide-semiconductor, realize the function of by-pass current, when single mode group a certain in series arm breaks down, whole series arm still can normally work, and improves the reliability of circuit;
Six, for the application scenarios that reliability requirement is higher, need the Transmit-Receive Unit module that extra increase is for subsequent use in series arm or parallel branch, as a Transmit-Receive Unit module can transmit the electric energy of 10W power, series arm always exports and requires as 60W, then can adopt 8 Transmit-Receive Units, when wherein 1-2 Transmit-Receive Unit fault, whole system still can normally work, and out of order cell module is reported receiving control system, under fault-free cell cases, Transmit-Receive Unit module in this series arm is not operated at full capacity, if receiving element array topology is string also series-parallel connection, receiving control system passes through data/address bus, other series arms are ordered to fall voltage, close to ensure each series arm output voltage, between can not produce electric energy interference, DC/DC should be connected to after receiving total output and change constant voltage or constant-current circuit, automatic adaptation receives the output voltage change of series arm,
Seven, any one that receiving unit is provided with in metal-oxide-semiconductor or IGBT exports master switch, receiving control system is detecting the operating state of all receiving element modules, when meeting electric energy output condition, open master switch to load supplying, when gross output is smaller, generally make master switch with MOS, when gross output is larger, make master switch with IGBT, improve stability and the reliability of wireless charging circuit;
Eight, launch control system is simpler than receiving control system, no matter be transmitter unit fault or receiving element fault, final impact is all that receiving element normally cannot export electric energy, receiving control system coordinates the output energy of each receiving element module, it is exactly the output energy indirectly having coordinated transmitter unit module, the equilibrium of the unit of whole system relies on receiving control system, so receiving control system meeting more complicated, generally, launch control system is to the management of transmitter unit module mainly pressure-limit current-limit and state reporting;
Nine, output able to programme refers to, transmitting-receiving control system can be detected the voltage and current that each is received unit output and change by data/address bus, thus controls the size of each unit transmission electromagnetic energy, to reach reasonability when receiving element array energy converges;
Ten, for most of general application scenarios, the voltage and current that each Transmit-Receive Unit module exports is the same, namely in array, the power of each Transmit-Receive Unit module is the same, array be by high-power be that average mark is made into small-power, be equipped with a transmitting coil for most of application scenarios transmitter unit module, a receiving element module is equipped with a receiving coil;
11, for the application scenarios that reliability requirement is higher, receiving element module is wanted can programmable output voltage and electric current, like this when receiving element module indivedual in series arm or transmitter unit module break down, by adjustment receiving element module output voltage and electric current, close to ensure the voltage of each series arm, because when multiple series arm Schottky diode mode converges, series arm voltage difference can not more than 2 times of Schottky diode forward voltage drops, estimate 2*0.3V, otherwise diode ends, cannot energy centralization, voltage falls in other series arms of order that this mechanism realizes described in above-mentioned Article 6, also the series arm up voltage of trouble unit can be ordered, because cell module power output is certain, the reduction output current of this series arm will be realized by this mechanism, to ensure the normal work of the normal Transmit-Receive Unit in this series arm,
12, launch control system connects the data/address bus of transmitter unit module, receiving control system connects the data/address bus of receiving element module, two different data/address buss, control transmitting-receiving module array respectively, communication is realized, cooperating by the communication channel of coupling coil or other communication modes.
Accompanying drawing explanation
Fig. 1 is the structural representation of the radiating portion of embodiment one.
Fig. 2 is the structural representation of the receiving unit of embodiment one.
Fig. 3 is the structural representation of the receiving unit of embodiment two.
Fig. 4 is the structural representation of embodiment three.
Fig. 5 is the schematic diagram of embodiment four.
Fig. 6 is the schematic diagram of embodiment five.
Embodiment
Present pre-ferred embodiments is provided, to describe technical scheme of the present invention in detail below in conjunction with accompanying drawing.
Embodiment one, as Fig. 1 to Fig. 2, comprise radiating portion and receiving unit, radiating portion comprises 15 transmitter unit modules, wherein 5 form series block, emitting mould train array is formed again by 3 these series block parallel connections, each transmitter unit module comprises a transmitting coil, 15 transmitting coils constitute transmitting coil array, receiving unit has the reception module array identical with emitting mould train array structure, receive module array and there is a power output end, each receiving element module includes a receiving coil, 15 receiving coils constitute receiving coil array, described transmitting coil array and receiving coil array have corresponding locus array structure, described radiating portion and receiving unit to be coupled mutually the transmission electromagnetic energy that simultaneously works by 15 transmitting coils and 15 receiving coils.
Radiating portion also comprises launch control system, launch control system is arranged on beyond transmitter unit module, in the present embodiment, accessible site is on radiating portion circuit board, launch control system connects each transmitter unit module by data/address bus, to realize the average output of each transmitter unit module electromagnetic energy, launch control system is any one in standard logic circuits or Programmable Logic Device or single-chip microcomputer.
Receiving unit also comprises receiving control system, receiving control system is arranged on beyond receiving element module, in the present embodiment, accessible site is on receiving unit circuit board, each receiving element module is connected by data/address bus, to realize the average output of the current/voltage of each receiving element module, receiving control system is any one in standard logic circuits, Programmable Logic Device or single-chip microcomputer.
Embodiment two, as shown in Figure 3, its radiating portion structure is identical with embodiment one, do not repeat at this, difference is, it receives in module array, and the positive pole of 3 series block separately and Diode series D1, D2, a D3, for unidirectional single electricity, in its series block, each receiving element module all with a diodes in parallel D11 ~ D35, realize the function of by-pass current, receiving unit has an output master switch metal-oxide-semiconductor, and its course of work is described below:
A, it is working properly that receiving control system detects each receiving element module, opens MOS master switch, starts supplying power for outside.
B, when receiving control system detects that receiving element module is abnormal, receiving element module can be operated like this: for consumer electronics, there is no Transmit-Receive Unit module for subsequent use, receiving element module is restarted, can normally work, if or cannot normally work, the system failure, cannot work; For highly reliable application, as automobile, must be provided with Transmit-Receive Unit module for subsequent use, when some Transmit-Receive Unit module has fault, start stand-by unit, system still can normally work, and prompting user, there is Transmit-Receive Unit fault, need repairing or change.
C, receive in module array, may occur that some receiving element assembly is started working, some does not work, now to ensure that the receiving element module that worked bypass must be walked around and also do not have in harness cell module, directly to master switch, place powers, for realizing this object, can at each receiving element module side parallel diode in the present embodiment, D11, D12, D13, D14, D15, D21, D22, D23, D24, D25, D31, D32, D33, D34, D35, the positive pole of diode connects the negative pole with its parallel units, diode is born level and is connected the positive pole with its parallel units, when certain receiving element module cisco unity malfunction, diode is by its bypass, do not affect other receiving element work of whole series arm.
D, receive in module array, may occur that the receiving element module voltage of mutually series connection can not on all four situation, current technical conditions can make its output voltage very close by receiving control system, but precision is inadequate, electric energy interference may be produced when above-mentioned series block is in parallel mutually, for avoiding this situation, the present embodiment adds diode D1 in series connection convergence place, D2, D3, effect is unilateal conduction, in like manner, also can by D1, D2, D3 replaces to metal-oxide-semiconductor, when receiving control system detects that electric current and voltage is abnormal, the corresponding branch road of temporary close, realize current blocking function in the other direction.
E, along with the development of science and technology, when each series block can realize controllable voltage and current very accurately output control, above-mentioned diode or metal-oxide-semiconductor all need not add, as when detecting that electric energy disturbs, reducing rapidly the output voltage of the series unit of corresponding generation electric energy interference or promoting the output voltage of the disturbed series unit of electric energy.
Embodiment three, for the wireless power transmission circuit of IPAD10W5V2A charge power, as Fig. 4, radiating portion and receiving unit adopt two transmitter unit modules and two receiving element modules in parallel respectively, each wireless transmit/receive units in figure comprises the transmitter unit module and reception power supply module that are coupled mutually for a pair, the actual maximum output 5.3V*1A=5.3W of each wireless transmit/receive units, due to Schottky diode 0.3V pressure drop, after two-way converges, actual output is 5V*2A=10W, the present embodiment can realize realizing wireless charging solution to IPAD10W5V2A, for this transmitter unit module and receive power supply module array little and be the solution that consumer electronics does not need high reliability request, do not need master switch, special external transmitting-receiving control system is not needed yet, each Transmit-Receive Unit module oneself carries out pressure-limit current-limit, each receiving element module directly converges output.
In embodiment three, 5W Transmit-Receive Unit module technical standard adopts wireless charging alliance WPC1.1.2 version Qi standard, transmitter unit module comprises Ai Diti (IDT) company P9038-RNDGI chip, receiving element module comprises the P9025AC-RNBGI chip of Ai Diti (IDT) and the MP5010SDQ chip of core source (MPS), wherein P9038-RNDGI chip and P9025AC-RNBGI chip functions have been the transmission of 5W radio energy, MP5010SDQ is programmable current limiting device, ensure that P9025AC output current is not more than 1A by it, above-mentioned 3 chips, Transmit-Receive Unit module is formed together with servo material resistance capacitance and dispatch coil etc., after two receiving element modules are connected with Schottky diode separately, convergence output is carried out in parallel connection again.
Embodiment four is the wireless power transmission circuit for TYPE-C, notebook computer or Intelligent robot for sweeping floor, as shown in Figure 5, its radiating portion is the full parallel-connection structure of 10 transmitter unit modules, its receiving unit is 5 receiving element module series block in series, the series block described in 2 is carried out parallel connection again and form reception module array, in series block, each receiving element module is all in parallel with a bypass diode (D1 ~ D10), the positive pole of 2 series block is connected a diode for unilateal conduction (D21 and D22) separately, each receiving element module is connected to and door by another diode (D11 ~ D20), powers to door, radiating portion is also provided with power supply input administration module and DC/DC change-over circuit, its object is to, when transmitter unit module is many, transmission line is long, for reducing line loss, first high voltage transmission, again after the conversion of DC/DC translation circuit, power to each transmitter unit module, in the present embodiment, 10 transmitter unit modules in parallel share two DC/DC translation circuits, receiving unit arranged a DC/DC translation circuit equally before output, adaptive TYPE-C is carried out to convert corresponding current/voltage to, about the 100W of notebook computer or Intelligent robot for sweeping floor and so on or within demand power.
The function declaration of this circuit is as follows:
A. each Transmit-Receive Unit module is exportable 10W energy, 10V1A, 10W Transmit-Receive Unit module technical standard adopts wireless charging alliance WPC1.2 version Qi standard, Transmit-Receive Unit circuit integrated circuit used is, transmitter unit module selects Ai Diti (IDT) company P9240, receiving element module selects Ai Diti (IDT) P9220 and core source (MPS) MP5010, MPS5010 chip is programmable current limiting device, ensure that P9220 output current is not more than 1.2A by it, 3 above-mentioned chips, servo material resistance capacitance, dispatch coils etc. form Transmit-Receive Unit module together.
B. each receiving element module all exports " state " signal by the S line in figure, is connected master switch by two-stage " with door ", and when all receiving element modules all normally work, master switch is opened, and outwards powers.
C, diode D1-D10 function is: when receiving element module does not normally work, by its bypass.
D, diode D11-D20 function is: as long as there is a road receiving element module normally to work, and power just can to " with door ", be the relation of "or", " V " line in figure is supply lines.
E, diode D21-D22 function is: unilateal conduction, prevents two series circuit crosstalks when parallel connection.
F, the output master switch of the receiving unit of the present embodiment adopts metal-oxide-semiconductor.
G, this circuit total power input 120W, gross output 100W, efficiency of transmission is about 80%.
Embodiment five is the wireless power transmission circuit for electric automobile, as shown in Figure 6, the radiating portion of this wireless transmission circuit and receiving unit are by after 10 Transmit-Receive Unit module series block in series, the rectangular array of 10*10 is made up of again the series block parallel connection described in 10, each transmitter unit module and receiving element module coordinate exportable 10W energy, i.e. 10V1A, technical standard adopts wireless charging alliance WPC1.2 version Qi standard, transmitter unit module comprises Ai Diti company IDT_P9240 chip, AC/DC translation circuit, data bus interface change-over circuit, servo material resistance capacitance and transmitting coil etc., transmitter unit module increases data bus interface change-over circuit (not shown in Fig. 6), to ensure the effective control of launch control system to transmitter unit module, but this needs make concrete analyses of concrete problems, and likely I2C turns GPIO, and also likely I2C turns LIN etc.
Receiving element module comprises the IDT_P9220 chip of Ai Diti company, core source (MPS) MP5010 chip, Intersil (Intersil) ZL6105 chip, data bus interface change-over circuit, servo material resistance capacitance and receiving coil etc., controls by receiving control system.
IDT_P9220 function exports 10W electric energy, the function of MP5010S is that P9220 output current is strictly limited within 1.2A, ZL6105 is I2C interface digital power, the electric flux of the 10W10V1A that IDT_P9220 exports, ZL6105 is entered after the strict Limited Current protection channel of MP5010S, ZL6105 can at I2C, under SMBus or PMBus controls, 10W electric flux is directly converted to 5.5V1.8A pattern, or 3.3V3A isotype, when receiving element module breaks down, the series arm change in voltage of formation can be caused, when producing electric energy interference, electric current falls in the series arm up voltage that ZL6105 effectively can control out of order receiving element module formation, or the series arm that forms of trouble-free receiving element module is fallen voltage and is risen electric current, receiving element module also needs the interface conversion circuit increasing bus, to ensure that receiving control system is to the effective control receiving cell module, but this needs make concrete analyses of concrete problems, likely I2C turns GPIO, likely I2C turns LIN etc.
In embodiment five, reception module array and emitting mould train array can additionally increase some Transmit-Receive Unit modules for subsequent use beyond demand power, and each Transmit-Receive Unit module adopts ripe low-power wireless charging scheme, and overall performance is reliable and stable; Can reach 83% in the efficiency of low-power wireless charging scheme transmission 10W at present, by the present invention program, adopt than the transmission of relatively large array way, efficiency can be slightly poorer than each unit, estimates more than 80%.Along with the development of technology, each Transmit-Receive Unit efficiency can be higher, and whole efficiency also can be higher, can realize low power high efficiency in high power transmission.
Now to the structure of this circuit and feature in following explanation:
A. each transmitter unit module is connected with launch control system by data/address bus (transmitting bus), and launching the LIN bus of bus car gage, also can be I2C bus; Launch control system is exported by the equilibrium of launching each transmitter unit module of bus marco, and can reporting fault transmitter unit module.
B, each receiving element module is connected with receiving control system by data/address bus (reception bus), receiving control system is contained in electric automobile inside, receive LIN bus and GPIO that bus adopts car gage, receiving control system is by LIN bus and the communication of each receiving element module, receiving control system controls each MOS and IGBT by GPIO, described GPIO refers to that universal input exports, it can be with GPIO part in bus, also can by LIN general line system out.
C, metal-oxide-semiconductor (M1,1 ~ M10,10) with each receiving element modules in parallel (source electrode and drain by metal-oxide-semiconductor is connected with receiving control system both positive and negative polarity, the grid connection receiving control system of metal-oxide-semiconductor), its function is: receiving control system detects corresponding receiving element module, when it does not normally work, control MOS is in conducting state, by the bypass of corresponding receiving element module, thus does not affect other receiving element work; When corresponding receiving element module normally works, MOS is in cut-off state, corresponding receiving element module supplying power for outside.
D, do not have the reason receiving normal work may be that the sequencing powered on causes, also may be fault, receiving control system can report corresponding receiving element fault.Current technical conditions detect receiving element electric energy to export situation, can only report Transmit-Receive Unit fault, cannot report specifically receiving element fault or transmitter unit fault.
E, metal-oxide-semiconductor (M1 ~ M10) is arranged on the positive pole of 10 series block, and with the receiving element module in series block for being connected in series, its function is: prevent electric energy interference between series block in parallel mutually; When receiving control system detects that electric energy disturbs, disconnect the Series Sheet tuple producing interference electric energy, recover to connect after electric energy interference disappears, or reduce the output voltage of the receiving element in the series block of corresponding generation electric energy interference or promote the output voltage of the receiving element in the disturbed series block of electric energy.
F, diode D (1,1)-D (10,10) function is: as long as there is a road receiving element module can normal power supply, just can power to receiving control system, be the relation of "or".
G, output master switch in this circuit because of power larger, IGBT is adopted to realize, for the highly reliable application scenarios of automobile, need to be provided with abundant Transmit-Receive Unit for subsequent use, as: as long as there is 80% Transmit-Receive Unit normally to work, the electrical energy demands exported just can be met, receiving control system just can open IGBT, supplying power for outside.
H, for fault Transmit-Receive Unit, transmitting and receiving control section can detect and report is that specifically that receives or transmitter unit fault, and on-call maintenance is changed.
I, when certain Transmit-Receive Unit fault, its place series block output voltage can decline, receiving control system is by receiving control bus, control other series arms to fall voltage or control and have the malfunctioning cells up voltage in the series block of trouble unit and this branch current will be reduced and export, to ensure that each series arm output voltage is suitable, can not disturb by electric energy between each series block, converge electric energy smoothly.
J is the situation of 10W for current Transmit-Receive Unit module, 100 Transmit-Receive Unit module arrays, and wherein 20% is for subsequent use, can provide 800W electric energy.Along with the development of science and technology, Transmit-Receive Unit power ascension or the more Transmit-Receive Unit arrays of combination, can do more powerful delivery of electrical energy.
K, the input of emitting mould train array is provided with power supply input administration module, emitting mould train array connects alternating current by power supply input administration module, be 220V alternating current in China, be 110V alternating current in some country, therefore need to connect an AC/DC modular converter before the input of transmitter unit module, for converting alternating current to direct current, as shown in Figure 6, that each transmitter unit has an AC/DC modular converter, but as the case may be can the public AC/DC modular converter of multiple transmitter unit in practical operation.
Although the foregoing describe the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is defined by the appended claims.Those skilled in the art, under the prerequisite not deviating from principle of the present invention and essence, can make various changes or modifications to these execution modes, but these change and amendment all falls into protection scope of the present invention.
Claims (10)
1. the radio transmitting method of a high-power power, it is characterized in that, original high-power power is split into several elementary electric energy, several elementary electric energy are transmitted by radio magnetic energy mode simultaneously and obtain several secondary electric energy, and several secondary electric energy converge and high-power power needed for exporting.
2. the wireless transmission circuit of a high-power power, it is characterized in that, comprise radiating portion and receiving unit, radiating portion comprises by several transmitter unit modules by series connection, the emitting mould train array that in parallel or any one connected mode of going here and there in also series-parallel connection is formed, emitting mould train array has a power input, each transmitter unit module comprises at least one transmitting coil, several transmitting coils constitute transmitting coil array, receiving unit comprises is connected by several receiving element modules, the reception module array that in parallel or any one connected mode of going here and there in also series-parallel connection is formed, receive module array and there is a power output end, each receiving element module includes at least one receiving coil, several receiving coils constitute receiving coil array, described transmitting coil array and receiving coil array have corresponding locus array structure, described radiating portion and receiving unit to be coupled mutually the transmission electromagnetic energy that simultaneously works by several transmitting coils and several receiving coils.
3. the wireless transmission circuit of high-power power according to claim 2, is characterized in that, receiving unit also comprises receiving control system.
4. the wireless transmission circuit of high-power power according to claim 3, it is characterized in that, receiving control system is arranged on beyond receiving element module, each receiving element module is connected by data/address bus, to realize the output able to programme of each receiving element module current/voltage, receiving control system is any one in standard logic circuits, Programmable Logic Device or single-chip microcomputer.
5. the wireless transmission circuit of high-power power according to claim 3, is characterized in that, receiving control system is integrated in receiving element module, and each receiving element module can realize the output able to programme of current/voltage.
6. the wireless transmission circuit of high-power power according to claim 2, is characterized in that, radiating portion also comprises launch control system.
7. the wireless transmission circuit of high-power power according to claim 6, it is characterized in that, launch control system is arranged on beyond transmitter unit module, launch control system connects each transmitter unit module by data/address bus, to realize the output able to programme of each transmitter unit module electromagnetic energy, launch control system is any one in standard logic circuits, Programmable Logic Device or single-chip microcomputer.
8. the wireless transmission circuit of high-power power according to claim 6, is characterized in that, launch control system is integrated in transmitter unit module, and each transmitter unit module can realize the output able to programme of electromagnetic energy.
9. the wireless transmission circuit of the high-power power according to any one of claim 3 ~ 8, it is characterized in that, receiving unit has an output master switch, described output master switch is provided with any one master switch in metal-oxide-semiconductor or IGBT, described master switch is connected with receiving control system, after by data/address bus, receiving control system detects that all receiving element modules are working properly, open master switch, externally export.
10. the wireless transmission circuit of the high-power power according to any one of claim 2 ~ 8, it is characterized in that, in reception module array, the output of multiple branch roads of mutual parallel connection is respectively connected after the diode of a unilateal conduction or metal-oxide-semiconductor and is converged, mutually each receiving element module side of series connection in parallel one for realizing diode or the metal-oxide-semiconductor of by-pass current.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610069221.3A CN105515223B (en) | 2016-02-01 | 2016-02-01 | The radio transmitting method and circuit of a kind of high-power power |
| PCT/CN2016/097769 WO2017133238A1 (en) | 2016-02-01 | 2016-09-01 | Method and circuit for wireless transmission of high-power electrical energy |
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| CN201610069221.3A CN105515223B (en) | 2016-02-01 | 2016-02-01 | The radio transmitting method and circuit of a kind of high-power power |
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| CN105515223B CN105515223B (en) | 2018-05-22 |
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| WO2017133238A1 (en) * | 2016-02-01 | 2017-08-10 | 施京京 | Method and circuit for wireless transmission of high-power electrical energy |
| WO2019128405A1 (en) * | 2017-12-29 | 2019-07-04 | 华为技术有限公司 | Wireless charging and receiving apparatus, and wireless charging method and device |
| CN112803560A (en) * | 2019-11-14 | 2021-05-14 | Oppo广东移动通信有限公司 | Wireless charging device, equipment to be charged, charging system and method and storage medium |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113608184B (en) * | 2021-08-04 | 2023-09-22 | 上海无线电设备研究所 | Phased array antenna emission self-checking method |
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| CN105515223B (en) | 2018-05-22 |
| WO2017133238A1 (en) | 2017-08-10 |
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