CN107404155A - A kind of wireless energy transform device - Google Patents
A kind of wireless energy transform device Download PDFInfo
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- CN107404155A CN107404155A CN201710821006.9A CN201710821006A CN107404155A CN 107404155 A CN107404155 A CN 107404155A CN 201710821006 A CN201710821006 A CN 201710821006A CN 107404155 A CN107404155 A CN 107404155A
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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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Abstract
The invention discloses a kind of wireless energy transform device, the wireless energy transform device includes reduction voltage circuit, high-frequency inverter circuit, primary side compensation circuit, detachable Transformer, secondary compensation circuit, current regulating circuit;Change the size of wireless energy transform device power output by reduction voltage circuit, and high-frequency inverter circuit need to only ensure that the wireless energy transform device is worked under resonant frequency, ensure the efficiency of energy transmission, the wireless energy transform device of the present invention can real-time working and can under resonant frequency quickly adjust its power output, ensure the efficiency of energy transmission.
Description
Technical field
The present invention relates to electric energy transmission field, more particularly to a kind of wireless energy transform device.
Background technology
The concept of wireless power transmission most is proposed early in 19 end of the centurys, famous scientist Ni Gula teslas, with partly leading
The development of body device for power switching and Technics of Power Electronic Conversion technology, based on the wireless energy transmission technology of magnetic coupling induction type,
Just gradually step into the practical stage.
Energy transmission principle is identical with traditional transformer, and primary side inductance coil is encouraged by high-frequency alternating current produces alternation
Electromagnetic field so that secondary inductance coil produces induced electromotive force and provides energy for load.And in wireless energy transfer system, it is former secondary
There is no iron core magnetic conduction between the inductance coil of side, this make it that the mutual inductance of system is relatively low, and the coefficient of coup is generally 5%~30%, limitation
The watt level that system can be transmitted.Because former secondary inductance coil is spatially free from each other, different spacing and horizontal/vertical
The coefficient of coup of system will all be changed to offset, in addition, for the consideration to power factor and fan-out capability, system needs
When being worked under resonant frequency, therefore the frequency of inverter output current can also change the working condition of system, and existing wireless
Enter the adjustment of line output voltage size in energy transform device using high-frequency inverter, high-frequency inverter circuit is in regulation voltage swing
During the waveform of alternating current of high-frequency inverter output can be had a huge impact, also needed to obtain preferable waveform
Adjust high-frequency inverter frequency, and then can not real-time ensuring its work at the resonant frequency fx, how to fill wireless energy transfer
Put can real-time working and can under resonant frequency adjust its power output, turn into a technical problem urgently to be resolved hurrily.
The content of the invention
The invention aims to make wireless energy transform device can real-time working and can under resonant frequency adjust it
A kind of power output, there is provided wireless energy transform device.
To achieve the above object, the invention provides following scheme:
A kind of wireless energy transform device, the wireless energy transform device include reduction voltage circuit, high-frequency inverter circuit, original
Side compensation circuit, detachable Transformer, secondary compensation circuit, current regulating circuit;
The input access direct current of the reduction voltage circuit, the output end of the reduction voltage circuit and the high-frequency inverter circuit
Input connection;The reduction voltage circuit is used to be depressured the direct current, and the direct current after decompression is conveyed into institute
State high-frequency inverter circuit;
The output end of the high-frequency inverter circuit is connected the high-frequency inverter circuit with the primary side compensation circuit input
For the high-frequency alternating current for changing into the direct current after the decompression under resonant frequency, and by the high-frequency ac electricity output to institute
State primary side compensation circuit;
The output end of the primary side compensation circuit is connected with the input of the detachable Transformer;The primary side compensation
The primary coil inductance of circuit and the detachable Transformer, forms transmitting terminal resonance circuit, and the transmitting terminal resonance circuit is used
In the secondary coil inductance that the high-frequency alternating current is transmitted to the detachable Transformer;
The output end of the detachable Transformer is connected with the input of the secondary compensation circuit;The secondary compensation electricity
The output end on road is connected with the input of the current regulating circuit, the secondary coil of the detachable Transformer and the secondary
Compensation circuit, receiving terminal resonance circuit being formed, the receiving terminal resonance circuit is used to receive the high-frequency alternating current, and by described in
Exchange electricity output gives the current regulating circuit;
The output end of the current regulating circuit connects with load;The current regulating circuit is used for the high-frequency ac
Electricity conditioning is the load supplying to adapt to the electric current of loadtype.
Optionally, the reduction voltage circuit includes buck types circuit and buck type circuit controllers;
The buck types circuit controller is connected with the control terminal of the buck types circuit, the buck types circuit controller
The buck types circuit is sent to for producing the control signal of buck type circuits, and by the control signal;
The input of the buck types circuit and the output end of direct current connect, the output end of the buck types circuit and institute
The input connection of high-frequency inverter circuit is stated, the control that the buck types circuit is used to export according to buck types circuit controller is believed
Number the direct current is depressured, and by the direct current electricity output tremendously high frequency inverter circuit after decompression.
Optionally, the buck types circuit includes full-control type power switch pipe, diode, inductance and electric capacity;The full control
The input of type power switch pipe connects the positive pole of the direct current, the output end of the full-control type power switch pipe and described two
One end concurrent connection of the negative pole of pole pipe, the inductance, the other end of the inductance are connected with one end of the electric capacity, the electricity
The other end of appearance, the positive pole of the diode connect with the negative pole concurrent of the direct current, the full-control type power switch pipe
Control terminal is connected with buck type circuit controllers, and the buck types circuit is used under the regulation of the buck types circuit controller
The direct current is depressured.
Optionally, the buck types circuit controller includes rest-set flip-flop, pulse signal generator of clock, comparator, product
Divide device, PD adjusters and subtracter;
The positive input terminal of the subtracter receives target voltage, the negative input end of the subtracter and the buck types circuit
Output end connection, the output end of the subtracter is connected with the input of the proportional plus derivative controller, the subtracter use
The difference of voltage after the target voltage and buck types circuit decompression is calculated, and the difference is conveyed to the ratio
Example derivative controller;
The output end of the PD adjusters is connected with the negative input end of the comparator, for the difference according to the voltage
PD regulations are carried out, and the voltage after regulation is conveyed to the comparator;
The input of the integrator is connected with the output end of the full-control type power switch pipe in the buck types circuit, institute
The output end for stating integrator is connected with the electrode input end of the comparator, and the integrator is used in the buck types circuit
Full-control type power switch pipe copped wave after voltage integrated, and obtained voltage output will be integrated to the comparator;
The output end of the comparator is connected with the first input end of the rest-set flip-flop, and the comparator is used to compare institute
Integrator output voltage and the PD regulator output voltages are stated, and comparative result is sent to the rest-set flip-flop;
Second input of the rest-set flip-flop is connected with the clock pulse generator, and the second of the rest-set flip-flop is defeated
Go out end to be connected with the control terminal of the full-control type power switch pipe in the buck types circuit, the first output end of the rest-set flip-flop
It is connected with the control terminal of the integrator, the comparative result for being conveyed according to the comparator triggers the buck types circuit and entered
Row decompression, and reset control is carried out to the integrator.
Optionally, the wireless energy transform device also includes dc source, the output end of the dc source with it is described
The input connection of reduction voltage circuit, the dc source are used to give direct current electricity output to the reduction voltage circuit.
Optionally, the wireless energy transform device also includes power frequency AC and primary side rectification circuit;
The output end of the power frequency AC is connected with the input of the primary side rectification circuit, the industrial-frequency alternating current
For giving industrial frequency AC electricity output to the primary side rectification circuit;
The output end of the primary side rectification circuit is connected with the output end of the reduction voltage circuit;The primary side rectification circuit is used
In the industrial-frequency alternating current is converted into direct current, and the direct current is conveyed to the reduction voltage circuit.
Optionally, when the load is DC load,
The modulate circuit includes secondary side rectification circuit, the input of the secondary side rectification circuit and the separate type transformation
Device is connected, and the output end of the secondary side rectification circuit is connected with the DC load, and the secondary side rectification circuit is used for by described in
The high-frequency alternating current of detachable Transformer output is converted into DC load voltage, and the DC load voltage is exported to described
DC load.
Optionally, when the load is AC load,
The modulate circuit includes secondary side rectification circuit and secondary inverter circuit;
The input of the secondary side rectification circuit is connected with the output end of the detachable Transformer, the secondary rectified current
The output end on road is connected with the secondary inverter circuit, and the secondary side rectification circuit is used for export the detachable Transformer
High-frequency alternating current is converted into exporting direct current, and by the direct current electricity output that exports to the secondary inverter circuit;
The output end of the secondary inverter circuit is connected with the AC load, and the secondary inverter circuit is used for by described in
Output DC inverter is exported to the AC load into industrial frequency AC load voltage, and by the industrial frequency AC load voltage.
According to specific embodiment provided by the invention, the invention discloses following technique effect:
The invention discloses a kind of wireless energy transform device, the wireless energy transform device includes reduction voltage circuit, height
Frequency inverter circuit, primary side compensation circuit, detachable Transformer, secondary compensation circuit, current regulating circuit;Changed by reduction voltage circuit
Become the size of the wireless energy transform device output voltage, and high-frequency inverter circuit need to only ensure the wireless energy transfer dress
Put and work under resonant frequency, ensure energy transmission efficiency, wireless energy transform device of the invention can real-time working in
And can adjusts its power output under resonant frequency, ensures the efficiency of energy transmission.
Brief description of the drawings
In order to illustrate the embodiments of the present invention more clearly, accompanying drawing required in embodiment will be briefly described below.
It is clear that drawings discussed below is only one embodiment of the present of invention, for those of ordinary skill in the art,
On the premise of not paying creative work, other accompanying drawings can also be obtained according to this accompanying drawing.
Fig. 1 is a kind of circuit structure diagram of wireless energy transform device provided by the invention;
Fig. 2 is a kind of circuit structure diagram of the reduction voltage circuit of wireless energy transform device provided by the invention;
Fig. 3 is a kind of electricity of the buck type circuit controllers of reduction voltage circuit of wireless energy transform device provided by the invention
Road signal flow diagram.
Wherein, 1 it is reduction voltage circuit, 2 be high-frequency inverter circuit, 3 be primary side compensation circuit, 4 be detachable Transformer, 5 is
Secondary compensation circuit, 6 are current regulating circuit.
Embodiment
It is an object of the present invention to provide a kind of wireless energy transform device, so that wireless energy transform device can real-time working
And can adjusts its output voltage under resonant frequency.
To enable above-mentioned purpose of the present invention, feature and advantage more obvious understandable, below in conjunction with the accompanying drawings and specific implementation
Mode is described in further detail to this technology invention.
As shown in figure 1, the invention provides a kind of wireless energy transform device, the wireless energy transform device includes drop
Volt circuit 1, high-frequency inverter circuit 2, primary side compensation circuit 3, detachable Transformer 4, secondary compensation circuit 5, current regulating circuit
6;
The input access direct current of the reduction voltage circuit 1, output end and the high-frequency inversion electricity of the reduction voltage circuit 1
The input connection on road 2;The reduction voltage circuit 1 is used to be depressured the direct current, and the direct current after decompression is conveyed
To the high-frequency inverter circuit 2;
The output end of the high-frequency inverter circuit 2 is connected the high-frequency inversion electricity with the input of primary side compensation circuit 3
Road 2 is used for the high-frequency alternating current that changes into the direct current after the decompression under resonant frequency, and by the high-frequency ac electricity output
To the primary side compensation circuit 3;
The output end of the primary side compensation circuit 3 is connected with the input of the detachable Transformer 4;The primary side is mended
The primary coil inductance of circuit 3 and the detachable Transformer 4 is repaid, forms transmitting terminal resonance circuit, the transmitting terminal resonance electricity
Road is used for the secondary coil inductance that the high-frequency alternating current is transmitted to the detachable Transformer;
The output end of the detachable Transformer 4 is connected with the input of the secondary compensation circuit 5;The secondary compensation
The output end of circuit 5 is connected with the input of the current regulating circuit 6, the secondary coil inductance of the detachable Transformer 4
With the secondary compensation circuit 5, receiving terminal resonance circuit is formed, the receiving terminal resonance circuit is used to receive the high-frequency ac
Electricity, and give the exchange electricity output to the current regulating circuit 6;
The output end of the current regulating circuit 6 connects with load;The current regulating circuit is used to hand over the high frequency
Stream electricity conditioning is the load supplying to adapt to the electric current of loadtype;
Optionally, the reduction voltage circuit includes buck types circuit and buck type circuit controllers;
The buck types circuit controller is connected with the control terminal of the buck types circuit, the buck types circuit controller
The buck types circuit is sent to for producing the control signal of buck type circuits, and by the control signal;
The input of the buck types circuit and the output end of direct current connect, the output end of the buck types circuit and institute
The input connection of high-frequency inverter circuit is stated, the control that the buck types circuit is used to export according to buck types circuit controller is believed
Number the direct current is depressured, and by the direct current electricity output tremendously high frequency inverter circuit after decompression.
Optionally, as shown in Fig. 2 the buck types circuit include full-control type power switch tube S, diode D, inductance L and
Electric capacity C;The input of the full-control type power switch tube S connects the positive pole of the direct current, the full-control type power switch tube S
Output end be connected with the negative pole of the diode D, one end concurrent of the inductance L, the other end of the inductance L and the electricity
Holding C one end connection, the other end of the electric capacity C, the positive pole of the diode D connect with the negative pole concurrent of the direct current,
The control terminal of the full-control type power switch tube S is connected with buck type circuit controllers, and the buck types circuit is used for described
The direct current is depressured under the regulation of buck type circuit controllers.
Optionally, the buck types circuit controller includes rest-set flip-flop, pulse signal generator of clock, comparator, product
Divide device, PD adjusters and subtracter;Specifically, the rest-set flip-flop is 74LS279, the pulse signal generator of clock is
LMC555, the comparator are LM393, and the integrator, PD adjusters and subtracter are real by operational amplifier TLV4316
It is existing.
The positive input terminal of the subtracter receives target voltage, the negative input end of the subtracter and the buck types circuit
Output end connection, the output end of the subtracter is connected with the input of the proportional plus derivative controller, the subtracter use
The difference of voltage after the target voltage and buck types circuit decompression is calculated, and the difference is conveyed to the ratio
Example derivative controller;
The output end of the PD adjusters is connected with the negative input end of the comparator, for the difference according to the voltage
PD regulations are carried out, and the voltage after regulation is conveyed to the comparator;
The input of the integrator is connected with the output end of the full-control type power switch pipe in the buck types circuit, institute
The output end for stating integrator is connected with the electrode input end of the comparator, and the integrator is used in the buck types circuit
Full-control type power switch pipe copped wave after voltage integrated, and obtained voltage output will be integrated to the comparator;
The output end of the comparator is connected with the first input end of the rest-set flip-flop, and the comparator is used to compare institute
Integrator output voltage and the PD regulator output voltages are stated, and comparative result is sent to the rest-set flip-flop;
Second input of the rest-set flip-flop is connected with the clock pulse generator, and the second of the rest-set flip-flop is defeated
Go out end to be connected with the control terminal of the full-control type power switch pipe in the buck types circuit, the first output end of the rest-set flip-flop
It is connected with the control terminal of the integrator, the comparative result for being conveyed according to the comparator triggers the buck types circuit and entered
Row decompression, and reset control is carried out to the integrator.
Specifically, the buck type circuit controllers of the application, using the one circle control (OCC- after PD control is improved
PD).Compared to common OCC, OCC-PD introduces a PD control device, and the PD control device is by target voltage vrefWith output electricity
Press voDifference as input, export vcalThe reference voltage in common OCC is substituted, its circuit signal stream is as shown in figure 3, it is transmitted
Function is:
OCC-PD control characteristics can be obtained by above formula analysis can be adjusted by the proportionality coefficient k and time constant T of PD control device
Section, solves the problems, such as that common OCC control effects depend on circuit parameter, significantly improves the dynamic response characteristic of system and right
The adaptability of change is loaded, while remains the advantage of the anti-input voltage interference of OCC.
Optionally, the wireless energy transform device also includes dc source, the output end of the dc source with it is described
The input connection of reduction voltage circuit, the dc source are used to give direct current electricity output to the reduction voltage circuit.
Optionally, the wireless energy transform device also includes power frequency AC and primary side rectification circuit;
The output end of the power frequency AC is connected with the input of the primary side rectification circuit, the industrial-frequency alternating current
For giving industrial frequency AC electricity output to the primary side rectification circuit;
The output end of the primary side rectification circuit is connected with the output end of the reduction voltage circuit;The primary side rectification circuit is used
In the industrial-frequency alternating current is converted into direct current, and the direct current is conveyed to the reduction voltage circuit.
Optionally, when the load is DC load,
The modulate circuit includes secondary side rectification circuit, the input of the secondary side rectification circuit and the separate type transformation
Device is connected, and the output end of the secondary side rectification circuit is connected with the DC load, and the secondary side rectification circuit is used for by described in
The high-frequency alternating current of detachable Transformer output is converted into DC load voltage, and the DC load voltage is exported to described
DC load.
Optionally, when the load is AC load,
The modulate circuit includes secondary side rectification circuit and secondary inverter circuit;
The input of the secondary side rectification circuit is connected with the output end of the detachable Transformer, the secondary rectified current
The output end on road is connected with the secondary inverter circuit, and the secondary side rectification circuit is used for export the detachable Transformer
High-frequency alternating current is converted into exporting direct current, and by the direct current electricity output that exports to the secondary inverter circuit;
The secondary inverter circuit is additionally operable to when system is operated in resonant frequency, PFC can be achieved, and be
The realization of Sofe Switch provides basis.
The secondary compensation circuit is additionally operable to when system is operated in resonant frequency, PFC can be achieved, and be
The realization of Sofe Switch provides basis.
Specifically, the primary side compensation circuit and secondary compensation circuit are LCC compensation circuits.
According to specific embodiment provided by the invention, the invention discloses following technique effect:
Stable, essence can be achieved by the output of reduction voltage circuit circuit trimming system in the wireless energy transform device of the present invention
Really controlled with quick output current.Reduction voltage circuit for high-frequency inverter circuit provides energy, high frequency after direct voltage source is depressured
The high-frequency ac of inverter circuit output encourages the primary side inductance coil of detachable Transformer to produce after the compensation of primary side compensation circuit
Electromagnetic field of high frequency, so as to form the biography that induced electromotive force realizes wireless energy on the secondary inductance coil of detachable Transformer
Pass, induction power supply is powered after the compensation of secondary compensation circuit, by rectification for DC load (battery), defeated after rectified and inversion
Go out to AC load.
The buck type circuit controllers of the application, can be by using the one circle control (OCC-PD) after PD control is improved
The proportionality coefficient k and time constant T of PD control device are adjusted, and solve common OCC control effects dependent on circuit parameter
Problem, the dynamic response characteristic of system and the adaptability to load change are significantly improved, while remain the anti-input voltages of OCC
The advantage of interference.
In radio energy transmission system, former secondary does not have physical connection, and former secondary communication needs to rely on wireless telecommunications system
Unite to complete.Influenceed by transmission range and electromagnetic field, the delay of wireless telecommunications and error code are inevitable.The present invention's
The double-closed-loop control that buck types circuit controller uses, effectively reduces dependence of the control system to secondary sampler data, carries
High stability of the system under wireless communication state.
Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.
Specific case used herein is set forth to technical principle, embodiment, and the explanation of above example is
In order to help to understand the technology of the present invention method and core concept, the embodiment of description is only the individual example of the present invention, is not all of
Embodiment.Based on the embodiment of the present invention, what those of ordinary skill in the art were obtained under the premise of creative work is not made
Every other embodiment, belongs to the scope of the present invention.
Claims (8)
1. a kind of wireless energy transform device, it is characterised in that it is inverse that the wireless energy transform device includes reduction voltage circuit, high frequency
Become circuit, primary side compensation circuit, detachable Transformer, secondary compensation circuit, current regulating circuit;
The input access direct current of the reduction voltage circuit, the output end of the reduction voltage circuit are defeated with the high-frequency inverter circuit
Enter end connection;The reduction voltage circuit is used to be depressured the direct current, and the direct current after decompression is conveyed into the height
Frequency inverter circuit;
The output end of the high-frequency inverter circuit is connected the high-frequency inverter circuit with the primary side compensation circuit input and is used for
The high-frequency alternating current that direct current after the decompression is changed under resonant frequency, and give the high-frequency ac electricity output to the original
Side compensation circuit;
The output end of the primary side compensation circuit is connected with the input of the detachable Transformer;The primary side compensation circuit
With the primary coil inductance of the detachable Transformer, transmitting terminal resonance circuit is formed, the transmitting terminal resonance circuit is used for will
The high-frequency alternating current is transmitted to the secondary coil inductance of the detachable Transformer;
The output end of the detachable Transformer is connected with the input of the secondary compensation circuit;The secondary compensation circuit
Output end is connected with the input of the current regulating circuit, secondary coil inductance and the secondary of the detachable Transformer
Compensation circuit, receiving terminal resonance circuit being formed, the receiving terminal resonance circuit is used to receive the high-frequency alternating current, and by described in
Exchange electricity output gives the current regulating circuit;
The output end of the current regulating circuit connects with load;The current regulating circuit is used to adjust the high-frequency alternating current
Manage to adapt to the electric current of loadtype, and be the load supplying.
2. wireless energy transform device according to claim 1, it is characterised in that the reduction voltage circuit includes buck types electricity
Road and buck type circuit controllers;
The buck types circuit controller is connected with the control terminal of the buck types circuit, and the buck types circuit controller is used for
The control signal of buck type circuits is produced, and the control signal is sent to the buck types circuit;
The input of the buck types circuit and the output end of direct current connect, output end and the height of the buck types circuit
The input connection of frequency inverter circuit, the buck types circuit are used for the control signal pair exported according to buck types circuit controller
The direct current is depressured, and by the direct current electricity output tremendously high frequency inverter circuit after decompression.
3. wireless energy transform device according to claim 2, it is characterised in that the buck types circuit includes full-control type
Power switch pipe, diode, inductance and electric capacity;The input of the full-control type power switch pipe is connecting the direct current just
Pole, the output end of the full-control type power switch pipe is connected with one end concurrent of the negative pole of the diode, the inductance, described
The other end of inductance is connected with one end of the electric capacity, the other end of the electric capacity, the positive pole of the diode and the direct current
The negative pole concurrent connection of electricity, the control terminal of the full-control type power switch pipe are connected with buck type circuit controllers, the buck
Type circuit is used to be depressured the direct current under the regulation of the buck types circuit controller.
4. wireless energy transform device according to claim 3, it is characterised in that the buck types circuit controller includes
Rest-set flip-flop, pulse signal generator of clock, comparator, integrator, PD adjusters and subtracter;
The positive input terminal of the subtracter receives target voltage, and the negative input end of the subtracter is defeated with the buck types circuit
Go out end connection, the output end of the subtracter is connected with the input of the proportional plus derivative controller, and the subtracter is based on
The difference of the voltage after the decompression of the target voltage and the buck types circuit is calculated, and it is micro- that the difference is conveyed into the ratio
Sub-controller;
The output end of the PD adjusters is connected with the negative input end of the comparator, for being carried out according to the difference of the voltage
PD is adjusted, and the voltage after regulation is conveyed into the comparator;
The input of the integrator is connected with the output end of the full-control type power switch pipe in the buck types circuit, the product
The output end of device is divided to be connected with the electrode input end of the comparator, the integrator is used for complete in the buck types circuit
Voltage after control type power switch pipe copped wave is integrated, and will integrate obtained voltage output to the comparator;
The output end of the comparator is connected with the first input end of the rest-set flip-flop, and the comparator is used for the product
Divide device output voltage and the PD regulator output voltages, and comparative result is sent to the rest-set flip-flop;
Second input of the rest-set flip-flop is connected with the clock pulse generator, the second output end of the rest-set flip-flop
It is connected with the control terminal of the full-control type power switch pipe in the buck types circuit, the first output end of the rest-set flip-flop and institute
The control terminal connection of integrator is stated, the comparative result for being conveyed according to the comparator triggers the buck types circuit and dropped
Pressure, and reset control is carried out to the integrator.
5. wireless energy transform device according to claim 1, it is characterised in that the wireless energy transform device also wraps
Dc source is included, the output end of the dc source is connected with the input of the reduction voltage circuit, and the dc source is used for will
Direct current electricity output gives the reduction voltage circuit.
6. wireless energy transform device according to claim 1, it is characterised in that the wireless energy transform device also wraps
Include power frequency AC and primary side rectification circuit;
The output end of the power frequency AC is connected with the input of the primary side rectification circuit, and the industrial-frequency alternating current is used for
Give industrial frequency AC electricity output to the primary side rectification circuit;
The output end of the primary side rectification circuit is connected with the output end of the reduction voltage circuit;The primary side rectification circuit is used for will
The industrial-frequency alternating current is converted into direct current, and the direct current is conveyed into the reduction voltage circuit.
7. wireless energy transform device according to claim 1, it is characterised in that when the load is DC load,
The modulate circuit includes secondary side rectification circuit, and the input of the secondary side rectification circuit connects with the detachable Transformer
Connect, the output end of the secondary side rectification circuit is connected with the DC load, and the secondary side rectification circuit is used for the separation
The high-frequency alternating current of formula transformer output is converted into DC load voltage, and the DC load voltage is exported to the direct current
Load.
8. wireless energy transform device according to claim 1, it is characterised in that when the load is AC load,
The modulate circuit includes secondary side rectification circuit and secondary inverter circuit;
The input of the secondary side rectification circuit is connected with the output end of the detachable Transformer, the secondary side rectification circuit
Output end is connected with the secondary inverter circuit, and the secondary side rectification circuit is used for the high frequency for exporting the detachable Transformer
Alternating current is converted into exporting direct current, and by the direct current electricity output that exports to the secondary inverter circuit;
The output end of the secondary inverter circuit is connected with the AC load, and the secondary inverter circuit is used for the output
DC inverter is exported to the AC load into industrial frequency AC load voltage, and by the industrial frequency AC load voltage.
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CN108631421A (en) * | 2018-05-17 | 2018-10-09 | 哈尔滨工业大学 | A kind of wireless power transmission LCC-S topological structures and its Parameters design with anti-excursion capability |
CN108808887A (en) * | 2018-05-22 | 2018-11-13 | 广西电网有限责任公司电力科学研究院 | A kind of more inversion radio energy transmission systems of parallel connection |
CN109687694A (en) * | 2019-01-21 | 2019-04-26 | 温州大学 | A kind of multiple power supplies are for being electrically integrated assembly and its control method |
CN110620416A (en) * | 2019-09-10 | 2019-12-27 | 上海科技大学 | Novel single-stage isolation wireless quick charging system |
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CN110620416A (en) * | 2019-09-10 | 2019-12-27 | 上海科技大学 | Novel single-stage isolation wireless quick charging system |
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