JP6291860B2 - 非接触給電システム及び磁束回収装置 - Google Patents
非接触給電システム及び磁束回収装置 Download PDFInfo
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- JP6291860B2 JP6291860B2 JP2014008659A JP2014008659A JP6291860B2 JP 6291860 B2 JP6291860 B2 JP 6291860B2 JP 2014008659 A JP2014008659 A JP 2014008659A JP 2014008659 A JP2014008659 A JP 2014008659A JP 6291860 B2 JP6291860 B2 JP 6291860B2
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
- B60L53/10—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/14—Inductive couplings
-
- 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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- 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
- H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
-
- 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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- 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
- B60L2270/00—Problem solutions or means not otherwise provided for
- B60L2270/10—Emission reduction
- B60L2270/14—Emission reduction of noise
- B60L2270/147—Emission reduction of noise electro magnetic [EMI]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M7/00—Power lines or rails specially adapted for electrically-propelled vehicles of special types, e.g. suspension tramway, ropeway, underground railway
- B60M7/003—Power lines or rails specially adapted for electrically-propelled vehicles of special types, e.g. suspension tramway, ropeway, underground railway for vehicles using stored power (e.g. charging stations)
-
- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
-
- 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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
- H02J3/322—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means the battery being on-board an electric or hybrid vehicle, e.g. vehicle to grid arrangements [V2G], power aggregation, use of the battery for network load balancing, coordinated or cooperative battery charging
-
- 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
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
-
- 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
-
- 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
-
- 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
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
なお、以下の図面において、各部材を認識可能な大きさとするために、各部材の縮尺を適宜変更している。
図1は、本発明の第1実施形態に係る非接触給電システム1の要部構成を示すブロック図である。図1中符号1は非接触給電システムであり、この非接触給電システム1は、電気自動車やハイブリッド自動車等の車両(移動体)に搭載されたバッテリを充電するためのシステム(装置)である。
整流回路12は、電源11から供給される交流電力を整流して直流電力に変換する回路である。なお、電源11としては燃料電池や太陽電池など直流電源を利用することも可能であり、その場合には、整流回路12を省略することができる。
なお、負荷としては、図2に示したライト33以外にも、種々のものを適用することができる。
また、給電コイル15が設置された地面の周囲にヒータを埋設しておき、このヒータに前記の送受電装置40を接続しておくこともできる。このようにすれば、回収用コイル32で回収し、得られた電力で前記ヒータを発熱させることにより、該ヒータが埋設された地面に積もった雪を融かすことができる。すなわち、漏れ磁束回収部30を、ヒータからなる融雪装置の電源として用いることができる。
したがって、給電装置3から供給したエネルギーを効率良く利用し、エネルギー効率を高めることができる。
また、このように給電装置3から供給したエネルギーを効率良く利用することで、周囲への放射電磁界の影響を低減することができる。
図3は、本発明の第2実施形態を説明するための模式図である。
図3に示す非接触給電システムが図1、図2に示した第1実施形態の非接触給電システム1と異なるところは、前記回収用コイル32にその状態を変位させる移動機構50を設けた点にある。
そして、車両2から給電装置3に対して給電の指示信号が送られると、給電コイル15から受電コイル25に向けて非接触で電力が供給される。また、これに付随して、この非接触給電中に必然的に生じる漏れ磁束Aを回収用コイル32がそれぞれ受け、電力を得る。
したがって、給電装置3から供給したエネルギーを効率良く利用し、エネルギー効率を高めることができる。
また、このように給電装置3から供給したエネルギーを効率良く利用することで、周囲への放射電磁界の影響を低減することができる。
例えば、前記実施形態では回収用コイル32を、全て給電コイル15と受電コイル25とに挟まれる空間の近傍、すなわち該空間の外に配置し、給電コイル15と受電コイル25と間でなされる正規の受給電の効率を低下させないようにしているが、この正規の受給電の効率を予め設定された高い効率に維持できれば、回収用コイル32の一部を、給電コイル15と受電コイル25とに挟まれる空間内に位置させてもよい。このように回収用コイル32の一部を給電コイル15と受電コイル25とに挟まれる空間内に位置させることで、漏れ磁束回収部30ではより多くの電力を生成することができ、したがってライト33等の負荷に対してより多くの電力を供給することが可能になる。
Claims (5)
- 地面側に配置された給電コイルと、移動体に搭載されるとともに前記給電コイルから非接触で電力が供給される受電コイルとを備える非接触給電システムであって、
前記給電コイルと前記受電コイルとに挟まれる空間の近傍に、前記給電コイルから前記受電コイルに電力が供給される際に生じる漏れ磁束に対して巻回面が交差するように、回収用コイルを設け、
前記回収用コイルは負荷に接続されており、
前記回収用コイルには、地面側に倒れた状態あるいは地面側に埋没した状態から、前記空間の近傍に立ち上がった状態に変位するように、該回収用コイルを移動させる移動機構が設けられていることを特徴とする非接触給電システム。 - 前記回収用コイルを、前記空間の高さ方向に沿うように複数設けることを特徴とする請求項1記載の非接触給電システム。
- 前記移動機構は、伸縮可能に構成された支持体を備え、
前記支持体は、前記回収用コイルを複数有し、かつ、該支持体の伸縮に伴って前記回収用コイル間の間隔を伸縮させるように構成されるとともに、該支持体の先端が前記移動体の底部に当接することでその伸長を停止するように構成されていることを特徴とする請求項1又は2に記載の非接触給電システム。 - 前記負荷はライトである請求項1から3のいずれか一項に記載の非接触給電システム。
- 給電コイルと、前記給電コイルから非接触で電力が供給される受電コイルとに挟まれる空間の近傍に、前記給電コイルから前記受電コイルに電力が供給される際に生じる漏れ磁束に対して巻回面が交差するように設けられた回収用コイルと、
前記回収用コイルに接続されている負荷と、
前記回収用コイルを、地面側に倒れた状態あるいは地面側に埋没した状態から、前記空間の近傍に立ち上がった状態に変位するように、該回収用コイルを移動させる移動機構と
を備える漏れ磁束回収装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014008659A JP6291860B2 (ja) | 2014-01-21 | 2014-01-21 | 非接触給電システム及び磁束回収装置 |
PCT/JP2015/050019 WO2015111421A1 (ja) | 2014-01-21 | 2015-01-05 | 非接触給電システム |
EP15740182.9A EP3104497B1 (en) | 2014-01-21 | 2015-01-05 | Contactless power supply system |
CN201580004959.5A CN106414155B (zh) | 2014-01-21 | 2015-01-05 | 非接触供电*** |
US15/208,947 US10320243B2 (en) | 2014-01-21 | 2016-07-13 | Wireless power supply system |
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JP2014008659A JP6291860B2 (ja) | 2014-01-21 | 2014-01-21 | 非接触給電システム及び磁束回収装置 |
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JP2015139257A JP2015139257A (ja) | 2015-07-30 |
JP6291860B2 true JP6291860B2 (ja) | 2018-03-14 |
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US (1) | US10320243B2 (ja) |
EP (1) | EP3104497B1 (ja) |
JP (1) | JP6291860B2 (ja) |
CN (1) | CN106414155B (ja) |
WO (1) | WO2015111421A1 (ja) |
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WO2017116333A1 (en) * | 2015-12-30 | 2017-07-06 | Gebze Teknik Universitesi | A charging system for wireless charging of electric vehicles and an electric vehicle operating suitably with this system |
WO2017216388A1 (en) * | 2016-06-17 | 2017-12-21 | Koninklijke Philips N.V. | Portable device docking station charge mechanism |
JP6438927B2 (ja) * | 2016-10-11 | 2018-12-19 | 本田技研工業株式会社 | 送電装置 |
US11841465B1 (en) | 2019-12-30 | 2023-12-12 | Waymo Llc | Wireless power transfer via rotary link |
CN113364101A (zh) * | 2021-07-13 | 2021-09-07 | 中国建筑第四工程局有限公司 | 一种智能无线充电***及方法 |
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DE69711963T2 (de) * | 1996-01-30 | 2002-11-28 | Sumitomo Wiring Systems | Verbindungssystem und -verfahren für ein elektrisch betriebenes Fahrzeug |
JPH09298847A (ja) * | 1996-04-30 | 1997-11-18 | Sony Corp | 非接触充電器 |
JP4743244B2 (ja) | 2008-09-18 | 2011-08-10 | トヨタ自動車株式会社 | 非接触受電装置 |
WO2010041321A1 (ja) * | 2008-10-09 | 2010-04-15 | トヨタ自動車株式会社 | 非接触電力伝達装置および非接触電力伝達装置を備える車両 |
KR101278399B1 (ko) * | 2009-03-17 | 2013-06-24 | 후지쯔 가부시끼가이샤 | 무선 전력 공급 시스템 |
JP2010263690A (ja) * | 2009-05-01 | 2010-11-18 | Panasonic Electric Works Co Ltd | 伝送システム |
JP2011010444A (ja) * | 2009-06-25 | 2011-01-13 | Panasonic Electric Works Co Ltd | 非接触充電器 |
JP5487944B2 (ja) * | 2009-12-18 | 2014-05-14 | 日産自動車株式会社 | 非接触給電装置 |
JP5526795B2 (ja) * | 2010-01-15 | 2014-06-18 | ソニー株式会社 | ワイヤレス給電システム |
JP2011160505A (ja) * | 2010-01-29 | 2011-08-18 | Sony Corp | ワイヤレス充電装置およびワイヤレス充電システム |
JP5603930B2 (ja) * | 2010-03-31 | 2014-10-08 | 本田技研工業株式会社 | 非接触充電システム |
JP5640515B2 (ja) * | 2010-07-15 | 2014-12-17 | ソニー株式会社 | 電力伝送中継装置、電力伝送装置、及び、電力伝送中継装置の製造方法 |
JP5906456B2 (ja) * | 2011-09-15 | 2016-04-20 | パナソニックIpマネジメント株式会社 | 非接触給電システム及び中継器 |
CN103828190B (zh) * | 2011-09-21 | 2016-11-02 | 日本电气株式会社 | 无线电力馈送***和无线电力馈送方法 |
US20140021798A1 (en) * | 2012-07-17 | 2014-01-23 | Witricity Corporation | Wireless energy transfer with repeater resonators |
JP6427873B2 (ja) * | 2013-12-20 | 2018-11-28 | 株式会社Ihi | 駐車支援装置及びシステム |
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2015
- 2015-01-05 WO PCT/JP2015/050019 patent/WO2015111421A1/ja active Application Filing
- 2015-01-05 EP EP15740182.9A patent/EP3104497B1/en active Active
- 2015-01-05 CN CN201580004959.5A patent/CN106414155B/zh active Active
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Publication number | Publication date |
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WO2015111421A1 (ja) | 2015-07-30 |
US20160318408A1 (en) | 2016-11-03 |
US10320243B2 (en) | 2019-06-11 |
CN106414155B (zh) | 2019-02-15 |
EP3104497B1 (en) | 2020-11-18 |
EP3104497A4 (en) | 2018-01-03 |
EP3104497A1 (en) | 2016-12-14 |
CN106414155A (zh) | 2017-02-15 |
JP2015139257A (ja) | 2015-07-30 |
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