JP2012157127A - 非接触給電装置および非接触給電方法 - Google Patents
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/12—Inductive energy transfer
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
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- B60—VEHICLES IN GENERAL
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- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
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- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
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- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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- 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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- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F21/00—Variable inductances or transformers of the signal type
- H01F21/02—Variable inductances or transformers of the signal type continuously variable, e.g. variometers
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F29/00—Variable transformers or inductances not covered by group H01F21/00
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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
- H02J2105/00—Networks for supplying or distributing electric power characterised by their spatial reach or by the load
- H02J2105/30—Networks for supplying or distributing electric power characterised by their spatial reach or by the load the load networks being external to vehicles, i.e. exchanging power with vehicles
- H02J2105/33—Networks for supplying or distributing electric power characterised by their spatial reach or by the load the load networks being external to vehicles, i.e. exchanging power with vehicles exchanging power with road vehicles
- H02J2105/37—Networks for supplying or distributing electric power characterised by their spatial reach or by the load the load networks being external to vehicles, i.e. exchanging power with vehicles exchanging power with road vehicles exchanging power with electric vehicles [EV] or with hybrid electric vehicles [HEV]
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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
- H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
- H02J7/90—Regulation of charging or discharging current or voltage
- H02J7/933—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
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- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
【解決手段】二次コイル210を備えた移動体200に対して、給電を行う給電装置100であって、前記二次コイル210と磁場の共鳴により磁気的に結合され、高周波電力を二次コイル210へ送電可能に構成された一次コイル140と、交流電源110の電力を、磁場を共鳴させて前記移動体200へ送電可能な高周波電力に変換し、前記一次コイル140に供給する高周波電力ドライバ120と、高周波電力ドライバ120の送電電流・電圧から、共鳴法による前記一次コイル140から二次コイル210への電力伝送の等価回路パラメータを推定する演算装置130と、演算装置130により推定された等価回路パラメータから、二次コイル210の受電電力を推定し、該推定した受電電力が最大となるように高周波電力ドライバ120を制御する制御装置150とを備えた。
【選択図】図1
Description
(2)請求項4〜6に記載の発明によれば、無線通信を行なわずに、受電電力が最大となる状態で送電が可能となる高効率な電力伝送を実施することができる。
110…交流電源
120…高周波電力ドライバ
130…演算装置
140…一次コイル
150…制御装置
160…調整装置
200…移動体
210…二次コイル
220…整流器
230…蓄電装置
240…電動機
Claims (6)
- 移動体外部の一次コイルと磁場の共鳴により磁気的に結合され、前記一次コイルから電力を受電可能に構成された二次コイルと、前記二次コイルが受電した電力を整流する整流器と、前記整流器によって整流された電力を蓄える蓄電装置と、前記蓄電装置から電力の供給を受けて駆動力を発生する電動機とを備えた移動体に対して、給電を行う給電装置であって、
前記二次コイルと磁場の共鳴により磁気的に結合され、高周波電力を前記二次コイルへ送電可能に構成された一次コイルと、
移動体外部の電力を、磁場を共鳴させて前記移動体へ送電可能な高周波電力に変換し、前記一次コイルに供給する高周波電力ドライバと、
前記高周波電力ドライバの送電電流・電圧から、共鳴法による前記一次コイルと二次コイルとの間の電力伝送の等価回路パラメータを推定する演算手段と、
前記演算手段により推定された等価回路パラメータから、前記二次コイルの受電電力を推定し、該推定した受電電力が最大となるように送電電力の周波数を制御する制御手段と、を備えたことを特徴とする非接触給電装置。 - 前記制御手段は、前記演算手段により推定された等価回路パラメータから、送電電力に応じた前記二次コイルの受電電力を推定し、該推定した受電電力が最大となるように前記高周波電力ドライバの周波数を制御することを特徴とする請求項1に記載の非接触給電装置。
- 前記制御手段は、前記演算手段により推定された等価回路パラメータから、前記一次コイルの容量およびインダクタンスの少なくとも一方に応じた前記二次コイルの受電電力を推定し、該推定した受電電力が最大となるように前記一次コイルの容量およびインダクタンスの少なくとも一方を変更して一次コイルの共振周波数を調整することを特徴とする請求項1に記載の非接触給電装置。
- 移動体外部の一次コイルと磁場の共鳴により磁気的に結合され、前記一次コイルから電力を受電可能に構成された二次コイルと、前記二次コイルが受電した電力を整流する整流器と、前記整流器によって整流された電力を蓄える蓄電装置と、前記蓄電装置から電力の供給を受けて駆動力を発生する電動機とを備えた移動体に対して、給電を行う給電方法であって、
高周波電力ドライバが、移動体外部の電力を、磁場を共鳴させて前記移動体へ送電可能な高周波電力に変換し、該周波数を変化させながら前記一次コイルに供給する送電ステップと、
演算手段が、前記送電ステップ実行中の高周波電力ドライバの送電電流・電圧から、共鳴法による前記一次コイルと二次コイルとの間の電力伝送の等価回路パラメータを推定する等価回路パラメータ推定ステップと、
制御手段が、前記推定された等価回路パラメータから、前記二次コイルの受電電力を推定する受電電力推定ステップと、
前記推定された受電電力が最大となるように送電電力の周波数を制御する制御ステップと、を備えたことを特徴とする非接触給電方法。 - 前記受電電力推定ステップは、前記等価回路パラメータ推定ステップにより推定された等価回路パラメータから、送電電力に応じた前記二次コイルの受電電力を推定し、
前記制御ステップは、前記推定した受電電力が最大となるように前記高周波電力ドライバの周波数を制御することを特徴とする請求項4に記載の非接触給電方法。 - 前記受電電力推定ステップは、前記等価回路パラメータ推定ステップにより推定された等価回路パラメータから、前記一次コイルの容量およびインダクタンスの少なくとも一方に応じた前記二次コイルの受電電力を推定し、
前記制御ステップは、前記推定した受電電力が最大となるように前記一次コイルの容量およびインダクタンスの少なくとも一方を変更して一次コイルの共振周波数を調整することを特徴とする請求項4に記載の非接触給電方法。
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2011013067A JP5732870B2 (ja) | 2011-01-25 | 2011-01-25 | 非接触給電装置および非接触給電方法 |
| EP12739803.0A EP2658086A4 (en) | 2011-01-25 | 2012-01-25 | CONTACTLESS POWER SUPPLY AND CONTACTLESS POWER SUPPLY PROCESS |
| CN201280006385.1A CN103339823B (zh) | 2011-01-25 | 2012-01-25 | 非接触电力馈送装置和非接触电力馈送方法 |
| PCT/JP2012/051534 WO2012102302A1 (ja) | 2011-01-25 | 2012-01-25 | 非接触給電装置および非接触給電方法 |
| US13/981,519 US9096138B2 (en) | 2011-01-25 | 2012-01-25 | Contactless power feeding apparatus and contactless power feeding method |
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| JP2011013067A JP5732870B2 (ja) | 2011-01-25 | 2011-01-25 | 非接触給電装置および非接触給電方法 |
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| JP2012157127A true JP2012157127A (ja) | 2012-08-16 |
| JP5732870B2 JP5732870B2 (ja) | 2015-06-10 |
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| US (1) | US9096138B2 (ja) |
| EP (1) | EP2658086A4 (ja) |
| JP (1) | JP5732870B2 (ja) |
| CN (1) | CN103339823B (ja) |
| WO (1) | WO2012102302A1 (ja) |
Cited By (6)
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| WO2015182097A1 (ja) * | 2014-05-27 | 2015-12-03 | パナソニックIpマネジメント株式会社 | 非接触給電装置およびそれを用いた非接触給電システム |
| WO2016147663A1 (ja) * | 2015-03-19 | 2016-09-22 | パナソニックIpマネジメント株式会社 | 非接触給電装置及び非接触給電システム |
| WO2018221532A1 (ja) * | 2017-06-02 | 2018-12-06 | 日本電産株式会社 | 送電装置、無線電力伝送システム、および制御装置 |
| JP2019047675A (ja) * | 2017-09-05 | 2019-03-22 | 本田技研工業株式会社 | 電力供給システム |
| JP2019047674A (ja) * | 2017-09-05 | 2019-03-22 | 本田技研工業株式会社 | 電力供給システム |
| JP2020043682A (ja) * | 2018-09-10 | 2020-03-19 | 株式会社東芝 | 送電装置および受電装置 |
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| KR102113853B1 (ko) * | 2013-07-17 | 2020-06-03 | 삼성전자주식회사 | 커플링 영역 검출 방법 및 장치 |
| US10418863B1 (en) | 2015-09-28 | 2019-09-17 | Apple Inc. | Charging system |
| CN106379190B (zh) * | 2016-11-03 | 2019-03-22 | 中国科学院电工研究所 | 一种负载自适应的电动汽车无线充电系统 |
| CN108382242B (zh) * | 2018-03-15 | 2020-09-08 | 美澳视界(厦门)智能科技有限公司 | 电动汽车无线快速充电方法 |
| EP3988022A4 (en) * | 2019-06-21 | 2023-07-26 | UNIST (Ulsan National Institute of Science and Technology) | RESONATOR ASSEMBLY FOR BIOMETRIC AND BIOSENSOR DETECTION USING ELECTROMAGNETIC WAVES |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2015182097A1 (ja) * | 2014-05-27 | 2015-12-03 | パナソニックIpマネジメント株式会社 | 非接触給電装置およびそれを用いた非接触給電システム |
| WO2016147663A1 (ja) * | 2015-03-19 | 2016-09-22 | パナソニックIpマネジメント株式会社 | 非接触給電装置及び非接触給電システム |
| WO2018221532A1 (ja) * | 2017-06-02 | 2018-12-06 | 日本電産株式会社 | 送電装置、無線電力伝送システム、および制御装置 |
| JP2019047675A (ja) * | 2017-09-05 | 2019-03-22 | 本田技研工業株式会社 | 電力供給システム |
| JP2019047674A (ja) * | 2017-09-05 | 2019-03-22 | 本田技研工業株式会社 | 電力供給システム |
| JP2020043682A (ja) * | 2018-09-10 | 2020-03-19 | 株式会社東芝 | 送電装置および受電装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP5732870B2 (ja) | 2015-06-10 |
| CN103339823B (zh) | 2016-05-18 |
| EP2658086A1 (en) | 2013-10-30 |
| CN103339823A (zh) | 2013-10-02 |
| US20130335017A1 (en) | 2013-12-19 |
| EP2658086A4 (en) | 2014-11-19 |
| US9096138B2 (en) | 2015-08-04 |
| WO2012102302A1 (ja) | 2012-08-02 |
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