JP6977654B2 - ワイヤレス受電装置、及びワイヤレス電力伝送システム - Google Patents
ワイヤレス受電装置、及びワイヤレス電力伝送システム Download PDFInfo
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- H02J7/025—
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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
- H02J50/10—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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- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
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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
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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
- B60L53/30—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
-
- 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
-
- 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
- B60L2210/00—Converter types
- B60L2210/30—AC to DC converters
-
- 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
- B60L53/60—Monitoring or controlling charging stations
- B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
-
- 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]
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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
-
- 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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
-
- 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)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Description
以下、本発明の実施形態について、図面を参照して説明する。ここで、本実施形態では、説明の便宜上、ワイヤレスによる電力の伝送をワイヤレス電力伝送と称して説明する。また、本実施形態では、直流電力に応じた電気信号、又は交流電力に応じた電気信号を伝送する導体のことを、伝送路と称して説明する。伝送路は、例えば、基板上にプリントされた導体である。なお、伝送路は、当該導体に代えて、線状に形成された導体である導線等であってもよい。
まず、実施形態に係るワイヤレス電力伝送システム1の概要について説明する。図1は、実施形態に係るワイヤレス電力伝送システム1の構成の一例を示す図である。
以下、図1を参照し、ワイヤレス電力伝送システム1の構成について説明する。
以下、図2を参照し、ワイヤレス受電装置20の構成について説明する。図2は、ワイヤレス受電装置20の構成の一例を示す図である。
Claims (7)
- ワイヤレス送電装置が備える送電コイルから交流電力を受電するワイヤレス受電装置であって、
前記送電コイルと磁気的に結合される受電コイルと、
前記受電コイルから供給される交流電圧を整流して負荷に出力する第1整流回路と、
前記第1整流回路と前記負荷との間において、前記第1整流回路が有する出力端子のうち高電位側の第11出力端子と、前記第1整流回路が有する出力端子のうち低電位側の第12出力端子との間に接続される第1コンデンサーと、
前記受電コイルに対して前記第1整流回路と並列に接続され、前記受電コイルから供給された交流電圧を整流する第2整流回路と、
前記第2整流回路が有する出力端子のうち高電位側の第21出力端子と、前記第2整流回路が有する出力端子のうち低電位側の第22出力端子との間に接続される第2コンデンサーと、
前記第21出力端子と前記第22出力端子との間の電圧を検出する第2電圧検出回路と、
前記第2電圧検出回路が検出した電圧に基づいて、前記受電コイルの前記送電コイルに対する相対的な位置を検出する位置検出回路と、
を備えるワイヤレス受電装置。 - 前記第2コンデンサーの静電容量は、前記第1コンデンサーの静電容量よりも小さい、
請求項1に記載のワイヤレス受電装置。 - 前記第11出力端子と前記第12出力端子との間の電圧を検出する第1電圧検出回路と、
前記送電コイルから前記受電コイルに対して微弱電力が伝送されている場合において、前記第1電圧検出回路が検出した電圧と、前記第2電圧検出回路が検出した電圧との少なくとも一方に基づいて、前記ワイヤレス受電装置に故障が発生しているか否かを検出する異常検出回路と、
を備える請求項1又は2に記載のワイヤレス受電装置。 - 前記異常検出回路は、前記送電コイルから前記受電コイルに対して微弱電力が伝送されている場合、前記第2電圧検出回路が検出した電圧に基づいて前記第1整流回路に故障が発生しているか否かを検出する、
請求項3に記載のワイヤレス受電装置。 - 前記異常検出回路は、前記送電コイルから前記受電コイルに対して微弱電力が伝送されている場合、前記第1電圧検出回路が検出した電圧に基づいて、前記第1電圧検出回路に故障が発生しているか否かを検出する、
請求項3又は4に記載のワイヤレス受電装置。 - 前記異常検出回路は、前記送電コイルから前記受電コイルに対して微弱電力が伝送されている場合、前記第2電圧検出回路が検出した電圧に基づいて、前記第2電圧検出回路に故障が発生しているか否かを検出する、
請求項3から5のうちいずれか一項に記載のワイヤレス受電装置。 - 前記ワイヤレス送電装置と、
請求項1から6うちいずれか一項に記載のワイヤレス受電装置と、
を備えるワイヤレス電力伝送システム。
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JP2018070110A JP6977654B2 (ja) | 2018-03-30 | 2018-03-30 | ワイヤレス受電装置、及びワイヤレス電力伝送システム |
US16/365,236 US10848013B2 (en) | 2018-03-30 | 2019-03-26 | Wireless power reception device and wireless power transmission system |
CN201910243643.1A CN110336389B (zh) | 2018-03-30 | 2019-03-28 | 无线受电装置和无线电力传输系统 |
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JP2018070110A JP6977654B2 (ja) | 2018-03-30 | 2018-03-30 | ワイヤレス受電装置、及びワイヤレス電力伝送システム |
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JP6977654B2 true JP6977654B2 (ja) | 2021-12-08 |
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DE102018206714A1 (de) * | 2018-05-02 | 2019-11-07 | Kardion Gmbh | Empfangseinheit und Energieübertragungssystem zur drahtlosen Energieübertragung |
JP7205169B2 (ja) * | 2018-11-01 | 2023-01-17 | オムロン株式会社 | 非接触給電装置 |
WO2023162288A1 (ja) * | 2022-02-25 | 2023-08-31 | パナソニックホールディングス株式会社 | 受電装置および受電電力推定方法 |
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US6317618B1 (en) * | 1999-06-02 | 2001-11-13 | Odin Technologies Ltd. | Transportable intraoperative magnetic resonance imaging apparatus |
JP4539718B2 (ja) * | 2005-04-22 | 2010-09-08 | 株式会社ダイフク | 無接触給電設備の2次側受電回路 |
CN101154816B (zh) * | 2006-09-26 | 2010-06-09 | 力博特公司 | 一种并联电源系统及获得不均流度的方法 |
JP4525790B2 (ja) * | 2007-07-04 | 2010-08-18 | セイコーエプソン株式会社 | 送電装置、電子機器及び波形モニタ回路 |
JP4891176B2 (ja) * | 2007-08-09 | 2012-03-07 | ニチコン株式会社 | コンデンサ充電装置 |
EP2367263B1 (en) * | 2010-03-19 | 2019-05-01 | TDK Corporation | Wireless power feeder, wireless power receiver, and wireless power transmission system |
CN105189184B (zh) * | 2013-04-26 | 2017-07-21 | 丰田自动车株式会社 | 受电装置、送电装置、电力传送系统及停车辅助装置 |
JP6124136B2 (ja) * | 2013-08-30 | 2017-05-10 | パナソニックIpマネジメント株式会社 | 非接触受電装置 |
JP6384991B2 (ja) * | 2013-10-28 | 2018-09-05 | パナソニック株式会社 | 送電装置及び無線電力伝送システム |
JP6328479B2 (ja) * | 2014-04-28 | 2018-05-23 | マクセルホールディングス株式会社 | ワイヤレス電力伝送装置 |
CN204103590U (zh) * | 2014-09-15 | 2015-01-14 | 浙江宝石机电股份有限公司 | 一种双电压自动切换控制电路 |
US20170222493A1 (en) * | 2014-09-30 | 2017-08-03 | Fuji Machine Mfg. Co., Ltd. | Non-contact power supply device |
JP6402818B2 (ja) * | 2015-02-20 | 2018-10-10 | 富士通株式会社 | 受電器、及び、電力伝送システム |
JP2016182003A (ja) * | 2015-03-24 | 2016-10-13 | 株式会社豊田自動織機 | 受電機器及び非接触電力伝送装置 |
US10298069B2 (en) * | 2015-03-31 | 2019-05-21 | Tdk Corporation | Wireless power receiving device and wireless power transmission device |
JP6566129B2 (ja) | 2016-05-18 | 2019-08-28 | 日産自動車株式会社 | 非接触給電システムのコイル位置検出方法及び受電装置 |
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CN110336389B (zh) | 2023-04-07 |
US10848013B2 (en) | 2020-11-24 |
US20190305613A1 (en) | 2019-10-03 |
CN110336389A (zh) | 2019-10-15 |
JP2019180221A (ja) | 2019-10-17 |
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