CN103368281A - Resonant radio energy transmitting device with PFC (power factor correction) - Google Patents
Resonant radio energy transmitting device with PFC (power factor correction) Download PDFInfo
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- CN103368281A CN103368281A CN201310317240XA CN201310317240A CN103368281A CN 103368281 A CN103368281 A CN 103368281A CN 201310317240X A CN201310317240X A CN 201310317240XA CN 201310317240 A CN201310317240 A CN 201310317240A CN 103368281 A CN103368281 A CN 103368281A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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Abstract
The invention discloses a resonant radio energy transmitting device with PFC (power factor correction). The resonant radio energy transmitting device comprises a single-phase PFC link, a DC (direct current)-AC (alternating current) converter link and an output resonant network, wherein the DC-AC converter link is connected between the PFC link and the output resonant network in parallel. According to the resonant radio energy transmitting device disclosed by the invention, the single-phase PFC link and the DC-AC converter link jointly constitute an AC-DC-AC converter, the single-phase PFC link has a PFC function, and the pollution to a power grid is further reduced.
Description
Technical field
The present invention relates to the application of wireless power transmission technology, particularly a kind of resonance type wireless delivery of electrical energy emitter with PFC.
Background technology
The sixties in 20th century, the magnetic inductive delivery of electrical energy obtained trial at Medical Devices, the concept that occurs resolver in the time of 20 century 70, the eighties in 20th century, Inductive transmission obtained good theory study and practice aspect the wireless charging of electric automobile, the nineties in 20th century, the scholar of Auckland, NZL university is abundant and perfect ICPT(inductive coupled power transfer, ICPT) concept of technology, i.e. induction coupling delivery of electrical energy.2005, the research team of City University of Hong Kong succeeds in developing universal non-contact charge platform, and was significant to the development of wireless power transmission.2006, the researcher of the Massachusetts Institute of Technology (MIT) utilizes the bulb of having lighted a 60W about the 2m distance with 40% efficient of the resonance technique success of physics, this experiment becomes another new breakthrough of wireless power transmission technology, and has started the upsurge of whole world wireless power transmission research.
As the emitter of wireless power transmission, particularly as the emitter of the resonance type wireless delivery of electrical energy of high frequency, more deep research has been arranged both at home and abroad.As traditional power amplification circuit, such as category-A, category-B, C class power amplification circuit, its technology is quite ripe, but the not high problem of these power amplification circuit ubiquity efficient.The D class of switching mode, E class, DE class power amplification circuit have overcome the shortcoming of traditional power amplification circuit, make switching tube be operated on off state, have improved the conversion efficiency of power amplification circuit.
But do not consider at present the power factor problem of power supply input as the power amplification circuit of wireless electric energy transmission device, easily electrical network is polluted, and emitter input and not isolation of DC power supply, the DC input voitage of power amplification circuit must be provided by other DC power supply, therefore increased the volume of wireless power transmission emitter, and cost is also higher.
Summary of the invention
The present invention for the shortcoming that overcomes above-mentioned prior art and exist with not enough, the resonance type wireless delivery of electrical energy emitter of a kind of PFC of having is provided.
The present invention is integrated with the DC-AC converter link of Active Power Factor Correction link and band isolation, thereby consists of new AC-DC-AC converter, has realized when having power factor correction as resonance type wireless delivery of electrical energy emitter.
The present invention adopts following technical scheme:
A kind of resonance type wireless delivery of electrical energy emitter with PFC comprises a Single-phase PFC link, DC-AC converter link and export resonance network, and described DC-AC converter link is connected in parallel between Single-phase PFC link and the export resonance network.
Described Single-phase PFC link is by rectifier bridge, input inductance L
1, the first metal-oxide-semiconductor S
1, diode D
5With output filter capacitor C
oConsist of;
Described DC-AC converter link is by high frequency transformer T and the second metal-oxide-semiconductor S
2Consist of;
Described export resonance network is by resonant inductance L
2, resonant capacitance C
2Consist of with equivalent load R.
Described input inductance L
1An end be connected with the common cathode of rectifier bridge, the input inductance L
1The other end respectively with the first metal-oxide-semiconductor S
1Drain electrode and diode D
5Anodic bonding, described diode D
5Negative electrode respectively with output filter capacitor C
oThe end on an end, the former limit of high frequency transformer T connect the other end on the former limit of described high frequency transformer T and the second metal-oxide-semiconductor S
2Drain electrode connect described output filter capacitor C
oThe other end respectively with the second metal-oxide-semiconductor S
2Source class, the first metal-oxide-semiconductor S
1The common anode utmost point of source class, rectifier bridge connect; The secondary of described high frequency transformer T successively with resonant inductance L
2, resonant capacitance C
2And equivalent load R connects and composes the loop.
Described diode D
5It is rectifier diode.
Described export resonance network is made of resonance coil, and the resonance coil equivalence is resonant inductance L
2, resonant capacitance C
2And Coil resistance.
Described resonance coil is spatially spiral structure or snail structure.
Described resonant capacitance C
2Be the building-out capacitor that the stray electrical of resonance coil perhaps adds, described resonant inductance is the equivalent inductance of resonance coil.
Compared with prior art, the present invention has following advantage:
Single-phase PFC link of the present invention and DC-AC converter link have consisted of the AC-DC-AC converter jointly.The Single-phase PFC link has the function of power factor correction, has reduced the pollution that electrical network is caused;
DC-AC converter using high frequency transformer is realized the isolation of former limit and secondary, can output voltage be regulated in very wide scope, and conversion efficiency is high;
Circuit structure of the present invention is simple, and power device is few, and control circuit is simple, and efficient is high.
Description of drawings
Fig. 1 is a kind of structural representation with resonance type wireless delivery of electrical energy emitter of PFC;
Fig. 2 is that PFC link among Fig. 1 is based on the realization circuit diagram of the Boost converter of L6562;
Fig. 3 is the output voltage waveform among Fig. 2;
Fig. 4 is the input current waveform among Fig. 2;
Fig. 5 is the voltage waveform in the load of export resonance network equivalent among Fig. 1;
Fig. 6 is that resonance coil is the schematic diagram of spatially spiral structure among Fig. 1;
Fig. 7 is that resonance coil is the schematic diagram of snail structure among Fig. 1.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited to this.
Embodiment
As shown in Figure 1: a kind of resonance type wireless delivery of electrical energy emitter with PFC, comprise a Single-phase PFC link, DC-AC converter link and export resonance network, described DC-AC converter link is connected in parallel between PFC link and the export resonance network.
Described Single-phase PFC link is by rectifier bridge, input inductance L
1, the first metal-oxide-semiconductor S
1, diode D
5With output filter capacitor C
oConsist of, realize the correction of input power factor;
Described DC-AC converter link is by high frequency transformer T and the second metal-oxide-semiconductor S
2Consist of, realize that direct current is to the exchange that exchanges;
Described export resonance network is by resonant inductance L
2, resonant capacitance C
2Consist of with equivalent load R.
Described equivalent load R is the load that the wireless power transmission receiving terminal reflexes to transmitting terminal.
Rectifier bridge in the described Single-phase PFC link is made of four diodes, and above-mentioned emitter specifically is connected to: described input inductance L
1An end be connected with the common cathode of rectifier bridge, the input inductance L
1The other end respectively with the first metal-oxide-semiconductor S
1Drain electrode and diode D
5Anodic bonding, described diode D
5Negative electrode respectively with output filter capacitor C
oThe end on former limit of an end, high frequency transformer T connect the other end on the former limit of described high frequency transformer T and the second metal-oxide-semiconductor S
2Drain electrode connect described output filter capacitor C
oThe other end respectively with the second metal-oxide-semiconductor S
2Source class, the first metal-oxide-semiconductor S
1The common anode utmost point of source class, rectifier bridge connect; The secondary of described high frequency transformer T successively with resonant inductance L
2, resonant capacitance C
2And equivalent load R connects and composes the loop.
Described diode D
5It is rectifier diode.
Described export resonance network is made of resonance coil, described resonant capacitance C
2Be the building-out capacitor that the stray electrical of resonance coil perhaps adds, described resonant inductance L
2It is the equivalent inductance of resonance coil.
As shown in Figure 2, circuit working principle: as the first metal-oxide-semiconductor S
1When opening, input voltage is added in inductance L
1On, the current potential of secondary winding is-V
In/ N(N is former secondary no-load voltage ratio); The first metal-oxide-semiconductor S
1During shutoff, the voltage of inductance is V
o-V
In, the current potential of secondary winding is V
o-V
In/ N; When discontinuous current mode, the voltage of inductance is zero, and the current potential of secondary winding also is zero.When L6562 utilized inductance interrupted, the current potential of secondary winding was zero characteristics, as the first metal-oxide-semiconductor S
1When being in off state, detect the current potential of secondary winding, when the current potential of secondary winding during less than 2.1V, just open the first metal-oxide-semiconductor S
1The sampled signal of the rectifier bridge output voltage that 3 pin of L6562 obtain and the error amplification signal of the output voltage rear benchmark as the switching tube cut-off signals that multiplies each other is worked as R
6Current potential when reaching this benchmark, turn-off the first metal-oxide-semiconductor S
1, just can obtain the continuous mode of operation of critical current mode.
The input voltage of circuit shown in Fig. 2: V
In=220VAC, output voltage: V
o=400VDC.
Be illustrated in figure 3 as the PFC link based on the PFC link output dc voltage in the realization circuit diagram of the Boost converter of L6562, mean value is that 400V is consistent with the value of design, Fig. 4 is the input current waveform figure in Fig. 2 circuit, input current is the sinusoidal waveform of standard of comparison as seen from the figure, satisfies the requirement of power factor correction.
Be illustrated in figure 5 as the output voltage waveforms of DC-AC converter, be the voltage waveform at export resonance network equivalent load R two ends.As seen from the figure, output voltage waveforms is the sine wave of standard, and the degree of distortion is very little, can satisfy the power amplification circuit as resonance type wireless delivery of electrical energy emitter.
Resonance coil as shown in Figure 6 is the spatially spiral structure.Coil as shown in Figure 7 is the snail structure, have volume little, make the advantages such as simple on integrated, the technique easily.
Above-described embodiment is the better execution mode of the present invention; but embodiments of the present invention are not limited by the examples; other any do not deviate from change, the modification done under Spirit Essence of the present invention and the principle, substitutes, combination, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (7)
1. resonance type wireless delivery of electrical energy emitter with PFC, it is characterized in that, comprise a Single-phase PFC link, DC-AC converter link and export resonance network, described DC-AC converter link is connected in parallel between Single-phase PFC link and the export resonance network.
2. a kind of resonance type wireless delivery of electrical energy emitter with PFC according to claim 1 is characterized in that, described Single-phase PFC link is by rectifier bridge, input inductance (L
1), the first metal-oxide-semiconductor (S
1), diode (D
5) and output filter capacitor (C
o) consist of;
Described DC-AC converter link is by high frequency transformer (T) and the second metal-oxide-semiconductor (S
2) consist of;
Described export resonance network is by resonant inductance (L
2), resonant capacitance (C
2) and equivalent load (R) formation.
3. a kind of resonance type wireless delivery of electrical energy emitter with PFC according to claim 1 is characterized in that described input inductance (L
1) an end be connected input inductance (L with the common cathode of rectifier bridge
1) the other end respectively with the first metal-oxide-semiconductor (S
1) drain electrode and diode (D
5) anodic bonding, described diode (D
5) negative electrode respectively with output filter capacitor (C
o) the end on an end, the former limit of high frequency transformer (T) connect the other end on the former limit of described high frequency transformer (T) and the second metal-oxide-semiconductor (S
2) drain electrode connect described output filter capacitor (C
o) the other end respectively with the second metal-oxide-semiconductor (S
2) source class, the first metal-oxide-semiconductor (S
1) the common anode utmost point of source class, rectifier bridge connect; The secondary of described high frequency transformer (T) successively with resonant inductance (L
2), resonant capacitance (C
2) and equivalent load (R) connect and compose the loop.
4. a kind of resonance type wireless delivery of electrical energy emitter with PFC according to claim 2 is characterized in that described diode (D
5) be rectifier diode.
5. a kind of resonance type wireless delivery of electrical energy emitter with PFC according to claim 1 is characterized in that described export resonance network is made of resonance coil.
6. a kind of resonance type wireless delivery of electrical energy emitter with PFC according to claim 5 is characterized in that described resonance coil is spatially spiral structure or snail structure.
7. a kind of resonance type wireless delivery of electrical energy emitter with PFC according to claim 2 is characterized in that described resonant capacitance (C
2) be the building-out capacitor that the stray electrical of resonance coil perhaps adds, described resonant inductance (L
2) be the equivalent inductance of resonance coil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310317240XA CN103368281A (en) | 2013-07-25 | 2013-07-25 | Resonant radio energy transmitting device with PFC (power factor correction) |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310317240XA CN103368281A (en) | 2013-07-25 | 2013-07-25 | Resonant radio energy transmitting device with PFC (power factor correction) |
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| CN103368281A true CN103368281A (en) | 2013-10-23 |
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|---|---|---|---|
| CN201310317240XA Pending CN103368281A (en) | 2013-07-25 | 2013-07-25 | Resonant radio energy transmitting device with PFC (power factor correction) |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103973127A (en) * | 2014-05-20 | 2014-08-06 | 保定优科电气科技有限责任公司 | High-voltage rotor frequency converter with single wave chopping tube |
| CN107222038A (en) * | 2016-03-22 | 2017-09-29 | 三星电机株式会社 | Wireless power controller and use its wireless power transmitter |
| US10103647B2 (en) | 2016-08-17 | 2018-10-16 | Industrial Technology Research Institute | Sensorless measurement method and device for filter capacitor current by using a state observer |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1207601A (en) * | 1997-07-31 | 1999-02-10 | 三星电机株式会社 | Power factor correction converter |
| US20110028190A1 (en) * | 2001-09-28 | 2011-02-03 | Nec Corporation | Foldable portable information terminal |
| WO2012098867A1 (en) * | 2011-01-19 | 2012-07-26 | パナソニック株式会社 | Power supply device for non-contact charging device |
| CN203434754U (en) * | 2013-07-25 | 2014-02-12 | 华南理工大学 | Resonant type wireless electric energy transmission and emission device with PFC |
-
2013
- 2013-07-25 CN CN201310317240XA patent/CN103368281A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1207601A (en) * | 1997-07-31 | 1999-02-10 | 三星电机株式会社 | Power factor correction converter |
| US20110028190A1 (en) * | 2001-09-28 | 2011-02-03 | Nec Corporation | Foldable portable information terminal |
| WO2012098867A1 (en) * | 2011-01-19 | 2012-07-26 | パナソニック株式会社 | Power supply device for non-contact charging device |
| CN203434754U (en) * | 2013-07-25 | 2014-02-12 | 华南理工大学 | Resonant type wireless electric energy transmission and emission device with PFC |
Non-Patent Citations (2)
| Title |
|---|
| 傅文珍等: "自谐振线圈耦合式电能无线传输的最大效率分析与设计", 《中国电机工程学报》, vol. 29, no. 18, 25 June 2009 (2009-06-25) * |
| 杨彪: "感应耦合电能传输系统的功率因数校正技术", 《中国优秀硕士学位论文全文数据库》, 15 March 2013 (2013-03-15) * |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103973127A (en) * | 2014-05-20 | 2014-08-06 | 保定优科电气科技有限责任公司 | High-voltage rotor frequency converter with single wave chopping tube |
| CN107222038A (en) * | 2016-03-22 | 2017-09-29 | 三星电机株式会社 | Wireless power controller and use its wireless power transmitter |
| CN107222038B (en) * | 2016-03-22 | 2021-01-26 | 株式会社Wits | Wireless power controller and wireless power transmitter using the same |
| US10103647B2 (en) | 2016-08-17 | 2018-10-16 | Industrial Technology Research Institute | Sensorless measurement method and device for filter capacitor current by using a state observer |
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Application publication date: 20131023 |