JP7768829B2 - 非接触電力伝送システム - Google Patents

非接触電力伝送システム

Info

Publication number
JP7768829B2
JP7768829B2 JP2022075277A JP2022075277A JP7768829B2 JP 7768829 B2 JP7768829 B2 JP 7768829B2 JP 2022075277 A JP2022075277 A JP 2022075277A JP 2022075277 A JP2022075277 A JP 2022075277A JP 7768829 B2 JP7768829 B2 JP 7768829B2
Authority
JP
Japan
Prior art keywords
coil
coils
power
power transmission
pair
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
JP2022075277A
Other languages
English (en)
Japanese (ja)
Other versions
JP2023164001A5 (https=
JP2023164001A (ja
Inventor
統公 木村
眞 橋本
和峰 木村
智清 鈴木
正樹 金▲崎▼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP2022075277A priority Critical patent/JP7768829B2/ja
Priority to US18/115,297 priority patent/US12573888B2/en
Priority to CN202310454399.XA priority patent/CN116979712A/zh
Publication of JP2023164001A publication Critical patent/JP2023164001A/ja
Publication of JP2023164001A5 publication Critical patent/JP2023164001A5/ja
Application granted granted Critical
Publication of JP7768829B2 publication Critical patent/JP7768829B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/2871—Pancake coils
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • H01F27/29—Terminals; Tapping arrangements for signal inductances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/346—Preventing or reducing leakage fields
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
    • H01F27/38—Auxiliary core members; Auxiliary coils or windings
    • 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—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
    • H02J50/005—Mechanical details of housing or structure aiming to accommodate the power transfer means, e.g. mechanical integration of coils, antennas or transducers into emitting or receiving devices
    • 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
    • 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—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
    • H02J50/40—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices
    • H02J50/402—Circuit arrangements or systems for wireless supply or distribution of electric power using two or more transmitting or receiving devices the two or more transmitting or the two or more receiving devices being integrated in the same unit, e.g. power mats with several coils or antennas with several sub-antennas
    • 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
    • H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
JP2022075277A 2022-04-28 2022-04-28 非接触電力伝送システム Active JP7768829B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2022075277A JP7768829B2 (ja) 2022-04-28 2022-04-28 非接触電力伝送システム
US18/115,297 US12573888B2 (en) 2022-04-28 2023-02-28 Wireless power transfer system
CN202310454399.XA CN116979712A (zh) 2022-04-28 2023-04-25 非接触电力传输系统

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2022075277A JP7768829B2 (ja) 2022-04-28 2022-04-28 非接触電力伝送システム

Publications (3)

Publication Number Publication Date
JP2023164001A JP2023164001A (ja) 2023-11-10
JP2023164001A5 JP2023164001A5 (https=) 2024-07-05
JP7768829B2 true JP7768829B2 (ja) 2025-11-12

Family

ID=88477359

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022075277A Active JP7768829B2 (ja) 2022-04-28 2022-04-28 非接触電力伝送システム

Country Status (3)

Country Link
US (1) US12573888B2 (https=)
JP (1) JP7768829B2 (https=)
CN (1) CN116979712A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11420524B2 (en) * 2019-12-20 2022-08-23 Ut-Battelle, Llc Wireless power system
CN117375261B (zh) * 2023-10-31 2025-03-07 宁波道充科技有限公司 一种充能阻塞振荡的zcs运行的无线电能传输系统

Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012105451A (ja) 2010-11-10 2012-05-31 Nec Tokin Corp アンテナ並びに送電装置および受電装置
JP2012135066A (ja) 2010-12-18 2012-07-12 Hideo Kikuchi 誘導電力伝送システム
US20150302984A1 (en) 2014-04-17 2015-10-22 Witricity Corporation Wireless power transfer systems with shield openings
JP2015220345A (ja) 2014-05-19 2015-12-07 Tdk株式会社 コイルユニット
US20160197402A1 (en) 2013-05-13 2016-07-07 Amotech Co., Ltd. Nfc antenna module and portable terminal comprising same
JP2016526280A (ja) 2013-05-01 2016-09-01 クアルコム，インコーポレイテッド 厚さが低減された車両充電パッド
JP2017099239A (ja) 2015-11-27 2017-06-01 キヤノン株式会社 送電装置
JP2019016619A (ja) 2017-07-03 2019-01-31 トヨタ自動車株式会社 送電装置および受電装置
JP2019016868A (ja) 2017-07-04 2019-01-31 株式会社村田製作所 アンテナ装置、コイルアンテナ及び電子機器
WO2019176637A1 (ja) 2018-03-13 2019-09-19 株式会社村田製作所 アンテナ装置、通信システム、及び電子機器
JP2020043178A (ja) 2018-09-07 2020-03-19 株式会社東芝 トランス及び信号伝送システム

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015047046A (ja) 2013-08-29 2015-03-12 トヨタ自動車株式会社 非接触電力伝送システム
CN110690038A (zh) * 2019-09-18 2020-01-14 许继电源有限公司 一种无线充电装置

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012105451A (ja) 2010-11-10 2012-05-31 Nec Tokin Corp アンテナ並びに送電装置および受電装置
JP2012135066A (ja) 2010-12-18 2012-07-12 Hideo Kikuchi 誘導電力伝送システム
JP2016526280A (ja) 2013-05-01 2016-09-01 クアルコム，インコーポレイテッド 厚さが低減された車両充電パッド
US20160197402A1 (en) 2013-05-13 2016-07-07 Amotech Co., Ltd. Nfc antenna module and portable terminal comprising same
US20150302984A1 (en) 2014-04-17 2015-10-22 Witricity Corporation Wireless power transfer systems with shield openings
JP2015220345A (ja) 2014-05-19 2015-12-07 Tdk株式会社 コイルユニット
JP2017099239A (ja) 2015-11-27 2017-06-01 キヤノン株式会社 送電装置
JP2019016619A (ja) 2017-07-03 2019-01-31 トヨタ自動車株式会社 送電装置および受電装置
JP2019016868A (ja) 2017-07-04 2019-01-31 株式会社村田製作所 アンテナ装置、コイルアンテナ及び電子機器
WO2019176637A1 (ja) 2018-03-13 2019-09-19 株式会社村田製作所 アンテナ装置、通信システム、及び電子機器
JP2020043178A (ja) 2018-09-07 2020-03-19 株式会社東芝 トランス及び信号伝送システム

Also Published As

Publication number Publication date
CN116979712A (zh) 2023-10-31
US20230352985A1 (en) 2023-11-02
US12573888B2 (en) 2026-03-10
JP2023164001A (ja) 2023-11-10

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