BR112012019690A2 - resonant frequency control method, electric power transmitting device, electric power receiving device in magnetic resonant coupling type power transmission system - Google Patents

resonant frequency control method, electric power transmitting device, electric power receiving device in magnetic resonant coupling type power transmission system

Info

Publication number
BR112012019690A2
BR112012019690A2 BR112012019690A BR112012019690A BR112012019690A2 BR 112012019690 A2 BR112012019690 A2 BR 112012019690A2 BR 112012019690 A BR112012019690 A BR 112012019690A BR 112012019690 A BR112012019690 A BR 112012019690A BR 112012019690 A2 BR112012019690 A2 BR 112012019690A2
Authority
BR
Brazil
Prior art keywords
coil
resonant
power
electric power
power transmitting
Prior art date
Application number
BR112012019690A
Other languages
Portuguese (pt)
Inventor
Akiyoshi Uchida
Masakazu Taguchi
Satoshi Shimokawa
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority claimed from PCT/JP2010/000847 external-priority patent/WO2011099071A1/en
Publication of BR112012019690A2 publication Critical patent/BR112012019690A2/en

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Near-Field Transmission Systems (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

método de controle de frequência ressonante, dispositivo transmissor de energia elétrica, dispositivo receptor de energia elétrica em sistema de transmissão de energia do tipo de acoplamento ressonante magnético. a presente inveção refere-se em um método de controle de frequência reessonante em um sistema da trasmissão de energia do tipo de acoplamento ressonante de campo magnético transmissor uma energia alétrica de uma bobina transmissora de energia para bobina receptora de energia usando ressonância de campo magnético, é realizado um ajuste de alta velocidade, preciso e em tempo real da frequência ressonante de uma bobina. a fase de uma tensão fornecida para uma bobina transmissora de energia e a fase de uma corrente que flui na bobina transmissora de energia tem uma bobina receptora de energia é variada de modo que a diferença de fase entre as mesmas se torne um valor alvo. a bobina transmissora de energia tem uma bobina de fornecimento de energia para a qual uma fonte de alimentação de corrente alternada é conectada e uma bobina ressonante transmissora de energia acoplada eletromagneticamente estreitamente com a bobina de fornecimento de energia, e a bobina receptora de energia ressonante e uma bobina ressonante receptor de energia. é realizado controle de modo que a diferença de fase entre a tensão da fonte de alimentação de corrente alternada e a corrente da bobina ressonante transmissora de energia se torne um valor alvo < 225 > , e a difeerença de fase entree a tensão da fonte de alimentação de corrente alternada e a corrente da bobina ressonante receptora de energia se torne um valor alvo (<255>-<sym>/2).resonant frequency control method, electric power transmitting device, electric power receiving device in magnetic resonant coupling type power transmission system. The present invention relates to a resonant frequency control method in a transmitting resonant magnetic field coupling type energy transmission system an electric energy from a transmitting coil to a receiving energy coil using magnetic field resonance, High-speed, accurate, real-time adjustment of the resonant frequency of a coil is performed. the phase of a voltage supplied to a power transmitting coil and the phase of a current flowing in the power transmitting coil has a power receiving coil is varied so that the phase difference between them becomes a target value. the power transmitting coil has a power supply coil to which an ac power supply is connected and a resonant power transmitting coil electromagnetically coupled closely with the power supply coil, and the resonant power receiving coil and a resonant coil receiving energy. control is performed so that the phase difference between the AC power supply voltage and the power transmitting resonant coil current becomes a target value <225>, and the phase difference between the power supply voltage alternating current and the current of the receiving energy resonant coil becomes a target value (<255> - <sym> / 2).

BR112012019690A 2010-02-10 2010-02-10 resonant frequency control method, electric power transmitting device, electric power receiving device in magnetic resonant coupling type power transmission system BR112012019690A2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2010/000847 WO2011099071A1 (en) 2010-02-10 2010-02-10 Resonance frequency control method, power transmission device, and power reception device for magnetic-resonant-coupling type power transmission system

Publications (1)

Publication Number Publication Date
BR112012019690A2 true BR112012019690A2 (en) 2016-05-03

Family

ID=50614635

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012019690A BR112012019690A2 (en) 2010-02-10 2010-02-10 resonant frequency control method, electric power transmitting device, electric power receiving device in magnetic resonant coupling type power transmission system

Country Status (3)

Country Link
JP (1) JP5454590B2 (en)
KR (1) KR101494144B1 (en)
BR (1) BR112012019690A2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011099071A1 (en) * 2010-02-10 2011-08-18 富士通株式会社 Resonance frequency control method, power transmission device, and power reception device for magnetic-resonant-coupling type power transmission system
KR102496136B1 (en) 2016-05-16 2023-02-06 엘지이노텍 주식회사 Method and apparatus for controlling wireless power

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU732701B2 (en) * 1997-02-03 2001-04-26 Sony Corporation Electric power transmission device and electric power transmission method
JP4207916B2 (en) * 2004-03-30 2009-01-14 株式会社ダイフク Contactless power supply equipment
JP4921466B2 (en) * 2005-07-12 2012-04-25 マサチューセッツ インスティテュート オブ テクノロジー Wireless non-radiative energy transfer
NZ547604A (en) * 2006-05-30 2008-09-26 John Talbot Boys Inductive power transfer system pick-up circuit
JP2011050140A (en) * 2009-08-26 2011-03-10 Sony Corp Non-contact electric power feeding apparatus, non-contact power electric receiver receiving apparatus, non-contact electric power feeding method, non-contact electric power receiving method and non-contact electric power feeding system

Also Published As

Publication number Publication date
KR101494144B1 (en) 2015-02-16
KR20140071461A (en) 2014-06-11
JPWO2011099071A1 (en) 2013-06-13
JP5454590B2 (en) 2014-03-26

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Legal Events

Date Code Title Description
B06T Formal requirements before examination [chapter 6.20 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B11E Dismissal acc. art. 34 of ipl - requirements for examination incomplete
B11T Dismissal of application maintained [chapter 11.20 patent gazette]