WO2017126111A1 - Dispositif de transmission de puissance, alimentation en puissance haute fréquence et circuit de redressement haute fréquence - Google Patents

Dispositif de transmission de puissance, alimentation en puissance haute fréquence et circuit de redressement haute fréquence Download PDF

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Publication number
WO2017126111A1
WO2017126111A1 PCT/JP2016/051886 JP2016051886W WO2017126111A1 WO 2017126111 A1 WO2017126111 A1 WO 2017126111A1 JP 2016051886 W JP2016051886 W JP 2016051886W WO 2017126111 A1 WO2017126111 A1 WO 2017126111A1
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Prior art keywords
power
resonant
commercial
alternating current
frequency
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Ceased
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PCT/JP2016/051886
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English (en)
Japanese (ja)
Inventor
阿久澤　好幸
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Mitsubishi Electric Engineering Co Ltd
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Mitsubishi Electric Engineering Co Ltd
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Priority to JP2016525627A priority Critical patent/JP5989285B1/ja
Priority to PCT/JP2016/051886 priority patent/WO2017126111A1/fr
Priority to TW105121886A priority patent/TW201728046A/zh
Publication of WO2017126111A1 publication Critical patent/WO2017126111A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; 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

Definitions

  • the present invention relates to a power transmission device, a high-frequency power source, and a high-frequency rectifier circuit that receive commercial AC and transmit power and output AC having the same frequency as the commercial AC.
  • Patent Document 1 a power transmission device that performs wireless power transmission by inputting commercial alternating current is known (see, for example, Patent Document 1).
  • a converter having a bridge-connected rectifier diode converts input commercial alternating current into direct current.
  • the inverter converts the direct current into high frequency alternating current (10 kHz).
  • This converted high-frequency alternating current is contactlessly transmitted by a dielectric line (transmission / reception antenna).
  • bridging converts the said transmitted high frequency alternating current into direct current
  • the inverter converts the said direct current into a high frequency alternating current, and outputs it to the motor used as a load.
  • FIG. 9 is a diagram showing a configuration in the case where the conventional power transmission device is changed to a more general functional block, and the load is a device that operates on commercial AC.
  • AC / DC converter 101 converts the input commercial alternating current (50 Hz in FIG. 9) into direct current.
  • the DC / AC inverter 102 converts the direct current into high-frequency alternating current (6.78 MHz in FIG. 9). This converted high-frequency alternating current is contactlessly transmitted by the resonant transmission / reception antennas 103 and 104.
  • the AC / DC rectifier circuit 105 converts the transmitted high-frequency alternating current into direct current.
  • the DC / AC inverter 106 converts the direct current into alternating current having the same frequency as the commercial alternating current (50 Hz in FIG. 9) and outputs the alternating current to the load.
  • the present invention has been made in order to solve the above-described problems, and without using an AC / DC converter and a DC / AC inverter, commercial AC is input to transmit power, and the same frequency as that of the commercial AC. It is an object of the present invention to provide a power transmission device, a high-frequency power supply, and a high-frequency rectifier circuit that can output the alternating current.
  • the power transmission device includes a commercial AC input, an input circuit that offsets the commercial AC in a positive voltage direction with a voltage half the voltage amplitude of the commercial AC, and a power offset by the input circuit.
  • a high-frequency power source having an inverter that converts power to a frequency higher than the AC frequency, a resonant transmission antenna that transmits the power converted by the inverter, and a resonant reception antenna that receives the power transmitted by the resonant transmission antenna
  • the full-wave rectification circuit that full-wave rectifies the power received by the resonant receiving antenna, and the full-wave rectified power by the full-wave rectification circuit is offset in the negative voltage direction by a voltage that is half the voltage amplitude of commercial AC.
  • a high-frequency rectifier circuit having an output circuit.
  • FIG. 1 is a diagram illustrating a configuration example of a power transmission device according to Embodiment 1 of the present invention.
  • the power transmission device receives commercial alternating current and performs power transmission to output alternating current having the same frequency as the commercial alternating current.
  • the commercial AC includes low-frequency AC such as AC at a standard frequency (50 Hz or 60 Hz) used at home and abroad and AC at a frequency used for industrial use.
  • a standard frequency 50 Hz or 60 Hz
  • the power transmission apparatus performs wireless power transmission will be described as an example.
  • this power transmission apparatus includes a transmission side AC / AC converter (high frequency power source) 1, a resonance type transmission antenna 2, a resonance type reception antenna 3, and a reception side AC / AC converter (high frequency rectifier circuit) 4.
  • the transmission-side AC / AC converter 1 and the resonance-type transmission antenna 2 constitute a transmission device 5
  • the resonance-type reception antenna 3 and the reception-side AC / AC converter 4 constitute a reception device 6.
  • the transmission-side AC / AC converter 1 receives the commercial alternating current (50 Hz in FIG. 1), and the commercial alternating current has an amplitude modulation of the frequency of the commercial alternating current and has a frequency higher than the frequency of the commercial alternating current (FIG. 1). Then, the power is converted to 6.78 MHz).
  • the transmission side AC / AC converter 1 includes an input circuit 11, an inverter 12, and a resonance matching circuit 13.
  • the input circuit 11 receives the commercial alternating current and offsets the commercial alternating current in the positive voltage direction with a voltage half the voltage amplitude of the commercial alternating current.
  • the power offset by the input circuit 11 is output to the inverter 12.
  • the inverter 12 converts the power output from the input circuit 11 to the high frequency power by switching at the high frequency.
  • the electric power converted by the inverter 12 is output to the resonant transmission antenna 2 via the resonant matching circuit 13.
  • the resonance matching circuit 13 matches the output impedance of the inverter 12 and the input impedance of the resonant transmission antenna 2 (matches the resonance conditions with the resonant transmission antenna 2).
  • the resonance matching circuit 13 includes a fixed matching type in which the constant of each element constituting the resonance matching circuit 13 is fixed, a variable matching type in which the constant of each element is variable, and the constant of each element is automatically changed to perform matching. Any of the automatic alignment types that take
  • the resonance-type transmitting antenna 2 performs a resonance operation by inputting the power converted by the inverter 12 and generates a non-radiation type electromagnetic field in the vicinity so as to transmit power to the resonance-type receiving antenna 3.
  • Type power transmitting antenna
  • the resonant receiving antenna 3 is a resonant power receiving antenna that receives power by performing a resonant coupling operation with a non-radiating electromagnetic field from the resonant transmitting antenna 2.
  • the electric power received by the resonance type reception antenna 3 is output to the full wave rectification circuit 42 via a resonance matching circuit 41 (to be described later) of the reception side AC / AC converter 4.
  • the wireless power transmission method between the resonant transmission antenna 2 and the resonant reception antenna 3 is not particularly limited, and may be any one of a magnetic field resonance method, an electric field resonance method, and an electromagnetic induction method. Also good.
  • the receiving-side AC / AC converter 4 converts the power received by the resonant receiving antenna 3 into an alternating current having the same frequency as the commercial alternating current (50 Hz in FIG. 1).
  • the reception-side AC / AC converter 4 includes a resonance matching circuit 41, a full-wave rectification circuit 42, and an output circuit 43.
  • the resonance matching circuit 41 matches the output impedance of the resonance receiving antenna 3 and the input impedance of the full-wave rectification circuit 42 (matches the resonance condition with the resonance receiving antenna 3).
  • the resonance matching circuit 41 includes a fixed matching type in which the constant of each element constituting the resonance matching circuit 41 is fixed, a variable matching type in which the constant of each element is variable, and a constant of each element that is automatically changed to perform matching. Any of the automatic alignment types that take
  • the full-wave rectification circuit 42 performs full-wave rectification on the electric power received by the resonant receiving antenna 3.
  • the electric power that has been full-wave rectified by the full-wave rectifier circuit 42 is output to the output circuit 43.
  • the output circuit 43 is for offsetting the power that has been full-wave rectified by the full-wave rectifier circuit 42 in the negative voltage direction with a voltage that is half the voltage amplitude of the commercial AC. Thereby, the alternating current of the same frequency as the said commercial alternating current can be obtained.
  • the electric power obtained by the output circuit 43 is output to a load (not shown).
  • FIG. 2 is a diagram showing a circuit configuration example of the transmission device 5 according to Embodiment 1 of the present invention.
  • FIG. 2 shows a case where a commercial AC source 7 that outputs commercial AC is connected to the input terminal of the transmission device 5.
  • FIG. 2 shows a case where a class E inverter is used as the inverter 12.
  • the input circuit 11 of the transmission side AC / AC converter 1 is constituted by a DC power supply Vdc1 and a capacitor C11.
  • the direct current power source Vdc1 outputs direct current whose voltage is half the value of the voltage amplitude of the commercial alternating current.
  • the DC power supply Vdc1 has a plus terminal connected to the minus terminal of the commercial AC source 7.
  • Capacitor C11 has one end connected to the plus terminal of commercial AC source 7 and the other end connected to the minus terminal of DC power supply Vdc1.
  • the inverter 12 of the transmission side AC / AC converter 1 includes an inductor L11, a resonance circuit element (capacitors C12 and C13 and an inductor L12), and a switching element Q11.
  • the inductor L11 functions to temporarily hold the power input from the input circuit 11 for each operation of the switching element Q11.
  • One end of the inductor L11 is connected to the plus terminal of the commercial AC source 7 and one end of the capacitor C11.
  • the resonant circuit elements are for causing the switching operation of the switching element Q11 to be a resonant switching operation. That is, with this resonance circuit element, the switching condition of the switching element Q11 is set so that ZVS (zero voltage switching) is established so that the switching loss due to the Ids current and the Vds voltage product is minimized. Yes.
  • the capacitor C12 has one end connected to the other end of the inductor L11 and the other end connected to the negative terminal of the DC power supply Vdc1.
  • the inductor L12 has one end connected to the other end of the inductor L11.
  • the capacitor C13 has one end connected to the other end of the inductor L12.
  • the switching element Q11 performs a switching operation at the above high frequency.
  • the switching element Q11 has a drain terminal connected to the other end of the inductor L11 and a source terminal connected to the negative terminal of the DC power supply Vdc1.
  • the resonance matching circuit 13 of the transmission side AC / AC converter 1 includes capacitors C14 and C15 and an inductor L13.
  • Capacitor C14 has one end connected to the other end of capacitor C13 and the other end connected to the negative terminal of DC power supply Vdc1. Further, one end of the inductor L13 is connected to the other end of the capacitor C13.
  • Capacitor C15 has one end connected to the other end of inductor L13 and the other end connected to the negative terminal of DC power supply Vdc1.
  • the resonant transmission antenna 2 includes capacitors C16 and C17 and an inductor L14.
  • the capacitors C16 and C17 and the inductor L14 set the resonance conditions of the resonant transmission antenna 2.
  • the inductor L14 is also used as an antenna in addition to the function of setting the resonance condition of the resonant transmission antenna 2.
  • the capacitor C16 has one end connected to the other end of the inductor L13.
  • Capacitor C17 has one end connected to the negative terminal of DC power supply Vdc1.
  • the inductor L14 has one end connected to the other end of the capacitor C16 and the other end connected to the other end of the capacitor C17.
  • the circuit shown in FIG. 3 includes switching elements Q12 and Q13, a capacitor C18, a potential difference detection unit 14 and a negative feedback control unit 15.
  • the switching element Q12 has a source terminal connected to the source terminal of the switching element Q13 and a drain terminal connected to the minus terminal of the commercial AC source 7.
  • the switching element Q13 has a drain terminal connected to the return line 16 of the inverter 12.
  • Capacitor C18 has one end connected to the drain terminal of switching element Q12 and the other end connected to the drain terminal of switching element Q13.
  • FIG. 4 is a diagram showing a circuit configuration example of the receiving device 6 according to the first embodiment of the present invention.
  • FIG. 4 shows a case where a bridge rectifier circuit is used as the full-wave rectifier circuit 42.
  • the resonant receiving antenna 3 is composed of an inductor L21 and capacitors C21 and C22.
  • the inductor L21 and the capacitors C21 and C22 set the resonance condition of the resonance type receiving antenna 3.
  • the inductor L21 is also used as an antenna in addition to the function of setting the resonance condition of the resonant receiving antenna 3.
  • the inductor L21 has a capacitor C21 connected to one end and a capacitor C22 connected to the other end.
  • the resonance matching circuit 41 of the receiving side AC / AC converter 4 includes an inductor L22 and a capacitor C23.
  • One end of the inductor L22 is connected to the other end of the capacitor C21.
  • Capacitor C23 has one end connected to the other end of inductor L22 and the other end connected to the other end of capacitor C22.
  • the full-wave rectifier circuit 42 of the reception-side AC / AC converter 4 includes rectifier diodes D21 to D24 and a capacitor C24.
  • the rectifier diodes D21 to D24 are bridge-connected and perform full-wave rectification on the electric power input from the resonant receiving antenna 3.
  • the cathode of the rectifier diode D21 and the anode of the rectifier diode D23 are connected to the other end of the inductor L22, and the cathode of the rectifier diode D22 and the anode of the rectifier diode D24 are connected to the other end of the capacitor C22.
  • the capacitor C24 smoothes the power that has been full-wave rectified by the rectifier diodes D21 to D24 while leaving the AC component (the waveform shown in FIG. 6B). That is, the capacity of the capacitor C24 is set to a small value such that an AC component (50 Hz, which is the same as that of commercial AC) remains in the output waveform.
  • One end of the capacitor C24 is connected to the cathode of the rectifier diode D23 and the cathode of the rectifier diode D24, and the other end is connected to the anode of the rectifier diode D21 and the anode of the rectifier diode D22.
  • the output circuit 43 of the receiving side AC / AC converter 4 includes a switching element Q21 and a DC power source Vdc2.
  • the direct current power source Vdc2 outputs direct current whose voltage is a half value of the voltage amplitude of commercial alternating current.
  • the switching element Q21 has a drain terminal connected to the cathode of the rectifier diode D23 and the cathode of the rectifier diode D24, and a source terminal connected to the anode of the rectifier diode D21 and the anode of the rectifier diode D22.
  • the DC power supply Vdc2 has a negative terminal connected to the source terminal of the switching element Q21.
  • the HOT terminal is connected to the drain terminal of the switching element Q21, and the RTN terminal is connected to the plus terminal of the DC power supply Vdc2.
  • the DC power supply Vdc2 may be changed to a circuit as shown in FIG. 3, similarly to the input circuit 11 of the transmission-side AC / AC converter 1.
  • the frequency of the commercial AC input to the power transmission device is 50 Hz and the high frequency used in the power transmission device is 6.78 MHz.
  • the transmission device 5 when the commercial AC Vin (AC) of 50 Hz is input from the commercial AC source 7 to the input circuit 11 of the transmission-side AC / AC converter 1 (FIG. 5A), the commercial AC is converted to the commercial AC.
  • the voltage is offset in the positive voltage direction by a voltage Vdc1 that is half of the AC voltage amplitude.
  • the inverter 12 converts the electric power from the input circuit 11 into the electric power of 6.78 MHz (FIG. 5B).
  • the peak of the drain-source voltage Vds (Q11) switched at 6.78 MHz by the switching element Q11 changes to a sine wave shape of 50 Hz.
  • a waveform indicated by a solid line indicates a waveform of electric power (6.78 MHz) converted by the inverter 12, and a waveform indicated by a broken line indicates a peak of the electric power.
  • a locus (50 Hz) is shown.
  • the resonant transmission antenna 2 transmits 6.78 MHz power (transmission wave) having 50 Hz amplitude modulation (FIG. 5C).
  • a waveform indicated by a solid line indicates a waveform of power (6.78 MHz) transmitted by the resonant transmission antenna 2, and a waveform indicated by a broken line indicates the power concerned.
  • the peak locus (50 Hz) is shown.
  • the resonant receiving antenna 3 receives the 6.78 MHz power (transmission wave) having 50 Hz amplitude modulation transmitted by the resonant transmitting antenna 2 (FIG. 6A).
  • the waveform shown in FIG. 6A is the same as the waveform shown in FIG. 5C.
  • the full-wave rectification circuit 42 of the reception-side AC / AC converter 4 performs full-wave rectification on the power received by the resonant receiving antenna 3 (FIG. 6B).
  • the voltage V (C24) of the capacitor C24 becomes a value rectified into a 50 Hz sine wave offset offset in the positive voltage direction.
  • the output circuit 43 offsets the electric power that has been full-wave rectified by the full-wave rectifier circuit 42 in the negative voltage direction with a voltage Vdc2 that is half the voltage amplitude of the commercial AC.
  • the drain-source of the switching element Q21 is linearly turned on as the value of the voltage V (C24) of the capacitor C24 becomes smaller than the voltage Vdc2.
  • the output of the receiving device 6 becomes a sine wave having the same frequency as 50 Hz that is the frequency of the commercial power input to the power transmission device (FIG. 6C).
  • FIG. 7 shows a case where the fixing unit 51 is a road surface, and only the resonant transmission antenna 2 of the transmission device 5 and the resonant reception antenna 3 of the reception device 6 are illustrated.
  • the resonant transmission antenna 2 is installed in a fixed portion 51 such as a road surface or a parking lot, and the resonant reception antenna 3 is fixed when stopped or moving. It can be installed on a moving body 52 such as a vehicle facing the section 51. As shown in FIG.
  • a plurality of resonant transmission antennas 2 are provided along the traveling direction of the moving body 52. Accordingly, power can be transmitted from the resonant transmission antenna 2 to the resonant reception antenna 3 when the moving body 52 is stopped or moving facing the fixed portion 51, and power is supplied to the moving body 52. be able to.
  • the resonant transmission antenna 2 is configured from a single coil.
  • the present invention is not limited to this, and the resonant transmission antenna 2 may be composed of two or more coils, for example, a power feeding coil and a resonance coil.
  • the resonant receiving antenna 3 is constituted by a single coil has been described.
  • the present invention is not limited to this, and the resonant receiving antenna 3 may be composed of two or more coils, for example, a power feeding coil and a resonance coil.
  • the power transmission method between the resonant transmission antenna 2 and the resonant reception antenna 3 is a wireless transmission method.
  • the present invention is not limited to this.
  • a contact-type resonance coupling transmission in which the resonance-type transmission antenna 2 and the resonance-type reception antenna 3 are connected by a conducting wire 8 so as to be equivalently connected at one point. It is good.
  • FIG. 8 only the resonant transmission antenna 2 of the transmission device 5 and the resonant reception antenna 3 of the reception device 6 are illustrated.
  • an E-class inverter is used as the inverter 12 in the above description.
  • the present invention is not limited to this, and any inverter that converts input power to the high frequency power by switching at the high frequency may be used.
  • the inverter 12 a bridge type inverter, a class D inverter, or a class DE inverter may be used.
  • a diode bridge rectifier circuit is used as the full-wave rectifier circuit 42.
  • the present invention is not limited to this, and any circuit may be used as long as the input power is full-wave rectified.
  • the full-wave rectifier circuit 42 may be configured using a field effect transistor (FET: Field Effect Transistor) instead of the rectifier diodes D21 to D24.
  • FET Field Effect Transistor
  • the resonance matching circuit 13 is provided outside the inverter 12.
  • the inverter 12 may incorporate the resonance matching circuit 13.
  • the resonance matching circuit 41 is provided outside the full-wave rectifier circuit 42.
  • the present invention is not limited to this, and the resonance matching circuit 41 may be built in the full-wave rectifier circuit 42.
  • the resonance matching circuit 41 may be built in the full-wave rectifier circuit 42.
  • the resonance matching circuit 41 is a fixed matching type, it may be built in the full wave rectification circuit 42, and when it is a variable matching type or an automatic matching type, it may be provided as an external circuit of the full wave rectification circuit 42.
  • a commercial alternating current is input, and the input circuit 11 and the input circuit 11 offset the commercial alternating current in a positive voltage direction with a voltage half the voltage amplitude of the commercial alternating current.
  • a transmission-side AC / AC converter 1 having an inverter 12 that converts the power offset by the power into a frequency higher than the frequency of the commercial AC, a resonant transmission antenna 2 that transmits the power converted by the inverter 12, and a resonance Full-wave rectification by a resonant-type reception antenna 3 that receives power transmitted by the transmission antenna 2, a full-wave rectification circuit 42 that full-wave rectifies the power received by the resonant reception antenna 3, and a full-wave rectification circuit 42.
  • AC / AC converter on the receiving side having an output circuit 43 that offsets the generated power in the negative voltage direction with a voltage half the voltage amplitude of commercial AC Since with the door, it is possible without using the AC / DC converter 101 and DC / AC inverter 106, and outputs a commercial AC is an input AC of the same frequency as the commercial AC performing power transmission. As a result, the entire system can be reduced in size, weight, and cost compared to the conventional configuration.
  • the transmission side performs power conversion once on the commercial AC input (frequency conversion), and the reception side also performs power conversion once (rectification). Is going. Therefore, the conversion efficiency is higher than that of the conventional configuration, and the input / output power transmission efficiency in the entire apparatus can be increased.
  • the input / output power transmission efficiency in the entire device can be increased and the heat generation amount can be reduced as compared with the conventional configuration, so that the heat sink structure for heat dissipation is reduced. Can be miniaturized. Also by this, the whole apparatus can be reduced in size, weight, and cost compared with the conventional configuration.
  • the power transmission device according to Embodiment 1 has a small number of parts, application to a low-power type power transmission device is more effective.
  • any component of the embodiment can be modified or any component of the embodiment can be omitted within the scope of the invention.
  • the power transmission device can output AC with the same frequency as the commercial AC by inputting commercial AC and transmitting power without using an AC / DC converter and a DC / AC inverter, It is suitable for use in a power transmission device or the like that receives commercial AC and transmits power and outputs AC of the same frequency as the commercial AC.
  • 1 AC side AC / AC converter (high frequency power supply), 2 resonance type transmission antenna, 3 resonance type reception antenna, 4 AC side AC / AC converter (high frequency rectification circuit), 5 transmission device, 6 reception device, 7 commercial AC source, 8 conductors, 11 input circuits, 12 inverters, 13 resonance matching circuits, 14 potential difference detection units, 15 negative feedback control units, 16 return lines, 41 resonance matching circuits, 42 full-wave rectification circuits, 43 output circuits, 51 fixing units, 52 Moving body.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

La présente invention concerne : un convertisseur c.a./c.a. côté transmission (1) comprenant un circuit d'entrée (11) dans lequel un courant alternatif commercial est entré et qui décale le courant alternatif commercial dans la direction de tension positive par une tension de la moitié de l'amplitude de tension du courant alternatif commercial et un onduleur (12) qui convertit la puissance qui a été décalée par le circuit d'entrée (11) en une puissance ayant une fréquence supérieure à la fréquence du courant alternatif commercial ; une antenne de transmission à résonance (2) pour transmettre la puissance qui a été convertie par l'onduleur (12) ; une antenne de réception à résonance (3) pour recevoir la puissance transmise par l'antenne de transmission à résonance (2) ; et un convertisseur c.a./c.a. côté réception (4) comprenant un circuit de redressement à onde pleine (42) qui soumet la puissance reçue par l'antenne de réception à résonance (3) à un redressement à onde pleine et un circuit de sortie (43) qui décale, dans la direction de tension négative, par une tension de la moitié de l'amplitude de tension du courant alternatif commercial, la puissance qui a été soumise au redressement à onde pleine par le circuit de redressement à onde pleine (42).
PCT/JP2016/051886 2016-01-22 2016-01-22 Dispositif de transmission de puissance, alimentation en puissance haute fréquence et circuit de redressement haute fréquence Ceased WO2017126111A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2016525627A JP5989285B1 (ja) 2016-01-22 2016-01-22 電力伝送装置、高周波電源及び高周波整流回路
PCT/JP2016/051886 WO2017126111A1 (fr) 2016-01-22 2016-01-22 Dispositif de transmission de puissance, alimentation en puissance haute fréquence et circuit de redressement haute fréquence
TW105121886A TW201728046A (zh) 2016-01-22 2016-07-12 電力傳送裝置、高頻率電源及高頻整流電路

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PCT/JP2016/051886 WO2017126111A1 (fr) 2016-01-22 2016-01-22 Dispositif de transmission de puissance, alimentation en puissance haute fréquence et circuit de redressement haute fréquence

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WO2017126111A1 true WO2017126111A1 (fr) 2017-07-27

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TW (1) TW201728046A (fr)
WO (1) WO2017126111A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022086784A (ja) * 2020-11-30 2022-06-09 国立大学法人豊橋技術科学大学 高周波インバータ、整流回路および無線電力伝送システム

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6370484B1 (ja) * 2017-03-10 2018-08-08 三菱電機エンジニアリング株式会社 共振型電力送信装置及び共振型電力伝送システム

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5277657A (en) * 1975-12-24 1977-06-30 Toshiba Corp Frequency conversion circuit
JP2013195727A (ja) * 2012-03-21 2013-09-30 Dainippon Screen Mfg Co Ltd フォトカプラ
US20140252877A1 (en) * 2011-10-18 2014-09-11 Paul Vahle Gmbh & Co. Kg Artificial mains network in the secondary circuit of the contactless energy transfer
WO2015081065A1 (fr) * 2013-11-27 2015-06-04 Momentum Dynamics Corporation Transmission sans fil à fréquence de secteur et à tension de secteur

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5277657A (en) * 1975-12-24 1977-06-30 Toshiba Corp Frequency conversion circuit
US20140252877A1 (en) * 2011-10-18 2014-09-11 Paul Vahle Gmbh & Co. Kg Artificial mains network in the secondary circuit of the contactless energy transfer
JP2013195727A (ja) * 2012-03-21 2013-09-30 Dainippon Screen Mfg Co Ltd フォトカプラ
WO2015081065A1 (fr) * 2013-11-27 2015-06-04 Momentum Dynamics Corporation Transmission sans fil à fréquence de secteur et à tension de secteur

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022086784A (ja) * 2020-11-30 2022-06-09 国立大学法人豊橋技術科学大学 高周波インバータ、整流回路および無線電力伝送システム
JP7568269B2 (ja) 2020-11-30 2024-10-16 国立大学法人豊橋技術科学大学 高周波インバータ、整流回路および無線電力伝送システム

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JP5989285B1 (ja) 2016-09-07
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