JP6369493B2 - 給電コイルユニット、ワイヤレス給電装置およびワイヤレス電力伝送装置 - Google Patents
給電コイルユニット、ワイヤレス給電装置およびワイヤレス電力伝送装置 Download PDFInfo
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- JP6369493B2 JP6369493B2 JP2016067824A JP2016067824A JP6369493B2 JP 6369493 B2 JP6369493 B2 JP 6369493B2 JP 2016067824 A JP2016067824 A JP 2016067824A JP 2016067824 A JP2016067824 A JP 2016067824A JP 6369493 B2 JP6369493 B2 JP 6369493B2
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- power supply
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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
-
- 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
- B60L53/122—Circuits or methods for driving the primary coil, e.g. supplying electric power to the coil
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- 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
- H01F27/02—Casings
-
- 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
- H01F27/2823—Wires
-
- 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
- H01F27/30—Fastening or clamping coils, windings, or parts thereof together; Fastening or mounting coils or windings on core, casing, or other support
- H01F27/306—Fastening or mounting coils or windings on core, casing or other support
-
- 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
- H01F27/36—Electric or magnetic shields or screens
-
- 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
- H01F27/36—Electric or magnetic shields or screens
- H01F27/363—Electric or magnetic shields or screens made of electrically conductive material
-
- 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
- H02J50/70—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
-
- 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
- Y02T90/14—Plug-in electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
まず、図1を参照して、本発明の第1実施形態に係るワイヤレス電力伝送装置Aの全体構成について説明する。図1は、本発明の第1実施形態に係るワイヤレス電力伝送装置を負荷とともに示す模式構成図である。
次に、図5および図6を参照して、本発明の第2実施形態に係るワイヤレス電力伝送装置について説明する。図5は、本発明の第2実施形態に係るワイヤレス電力伝送装置における給電コイルユニットの内部構成を示した斜視図である。図6は、図4に示した本発明の第1実施形態に係る給電コイルユニットの断面図に相当する、本発明の第2実施形態に係る給電コイルユニットの断面図である。第2実施形態に係るワイヤレス電力伝送装置は、給電コイルユニット10において、中央凸部120Aに代えて中央凸部120Bを備えている点、カバー部500Aが突出部500Bを備えている点において、第1実施形態と相違し、その他の構成は第1実施形態と同様である。以下、第1実施形態と異なる点を中心に説明する。
次に、図7を参照して、本発明の第3実施形態に係るワイヤレス電力伝送装置について説明する。図7は、図4に示した本発明の第1実施形態に係る給電コイルユニットの断面図に相当する、本発明の第3実施形態に係る給電コイルユニットの断面図である。第3実施形態に係るワイヤレス電力伝送装置は、給電コイルユニット10において、中央凸部120Bの突出高さおよびリブ110Aの突出高さの点において、第2実施形態と相違し、その他の構成は第2実施形態と同様である。以下、第2実施形態と異なる点を中心に説明する。
Claims (5)
- ワイヤレス電力伝送用の給電コイルユニットであって、
上方端が開口した有底のベース部と、
前記ベース部の底面上に配置され、複数の磁性板を有する磁性体と、
前記磁性体上に導線が巻回されて構成される給電コイルと、
前記ベース部の開口を覆うカバー部と、
前記複数の磁性板の間および前記導線の線間を、前記ベース部から前記カバー部に向かって伸びるリブと、を備え、
前記リブと前記カバー部との間の距離は、前記給電コイルと前記カバー部との間の距離よりも小さいことを特徴とする給電コイルユニット。 - 前記給電コイルは、中央部に開口部を有し、前記開口部を囲繞するように前記導線が巻回されており、
前記カバー部は、前記開口部に向かって突出する突出部を備えることを特徴とする請求項1に記載の給電コイルユニット。 - 前記リブは、一方端が前記カバー部と接触していることを特徴とする請求項1または2に記載の給電コイルユニット。
- 請求項1〜3のいずれか一項に記載の給電コイルユニットを有することを特徴とするワイヤレス給電装置。
- ワイヤレス給電装置と、
ワイヤレス受電装置と、を備え、
前記ワイヤレス給電装置は、請求項4に記載のワイヤレス給電装置であることを特徴とするワイヤレス電力伝送装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016067824A JP6369493B2 (ja) | 2016-03-30 | 2016-03-30 | 給電コイルユニット、ワイヤレス給電装置およびワイヤレス電力伝送装置 |
DE102017106782.5A DE102017106782A1 (de) | 2016-03-30 | 2017-03-29 | Stromzufuhr-Spuleneinheit, Drahtlos-Stromzufuhrvorrichtung, und Drahtlos-Stromübertragungsvorrichtung |
US15/472,696 US10404102B2 (en) | 2016-03-30 | 2017-03-29 | Power feeding coil unit, wireless power feeding device and wireless power transmission device |
CN201710201700.0A CN107275063B (zh) | 2016-03-30 | 2017-03-30 | 供电线圈单元、无线供电装置以及无线电力传输装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016067824A JP6369493B2 (ja) | 2016-03-30 | 2016-03-30 | 給電コイルユニット、ワイヤレス給電装置およびワイヤレス電力伝送装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2017184440A JP2017184440A (ja) | 2017-10-05 |
JP6369493B2 true JP6369493B2 (ja) | 2018-08-08 |
Family
ID=59885775
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2016067824A Active JP6369493B2 (ja) | 2016-03-30 | 2016-03-30 | 給電コイルユニット、ワイヤレス給電装置およびワイヤレス電力伝送装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US10404102B2 (ja) |
JP (1) | JP6369493B2 (ja) |
CN (1) | CN107275063B (ja) |
DE (1) | DE102017106782A1 (ja) |
Families Citing this family (28)
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CN109313979B (zh) * | 2016-09-21 | 2020-07-31 | 株式会社Ihi | 线圈装置 |
US10916971B2 (en) * | 2018-03-26 | 2021-02-09 | Mediatek Singapore Pte. Ltd. | Wireless power transfer ecosystem and coils operating on substantially different power levels |
JP7059760B2 (ja) * | 2018-03-30 | 2022-04-26 | Tdk株式会社 | コイルユニット、ワイヤレス送電装置、ワイヤレス受電装置及びワイヤレス電力伝送システム |
JP7106943B2 (ja) * | 2018-03-30 | 2022-07-27 | Tdk株式会社 | コイルユニット、ワイヤレス送電装置、ワイヤレス受電装置、ワイヤレス電力伝送システム |
JP2019179907A (ja) * | 2018-03-30 | 2019-10-17 | Tdk株式会社 | コイルユニット、ワイヤレス送電装置、ワイヤレス受電装置及びワイヤレス電力伝送システム |
JP2020025009A (ja) * | 2018-08-07 | 2020-02-13 | トヨタ自動車株式会社 | コイルユニット |
JP7175988B2 (ja) * | 2018-08-29 | 2022-11-21 | 新電元工業株式会社 | コイル装置 |
DE102019110361A1 (de) * | 2019-04-18 | 2020-10-22 | Tdk Electronics Ag | Lastübertragungselement und Gehäuse eines stationären Teils eines WPT-Systems, das ein Lastübertragungselement umfasst |
JP7318446B2 (ja) * | 2019-09-20 | 2023-08-01 | Tdk株式会社 | コイルユニット、ワイヤレス送電装置、ワイヤレス受電装置、及びワイヤレス電力伝送システム |
US11310934B2 (en) | 2020-04-30 | 2022-04-19 | Nucurrent, Inc. | Multi-channel cooling for extended distance wireless power transmitter |
US11239709B2 (en) | 2020-04-30 | 2022-02-01 | Nucurrent, Inc. | Operating frequency based power level altering in extended range wireless power transmitters |
US11476722B2 (en) | 2020-04-30 | 2022-10-18 | Nucurrent, Inc. | Precision power level control for extended range wireless power transfer |
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JP7622595B2 (ja) | 2021-09-10 | 2025-01-28 | トヨタ自動車株式会社 | 非接触型受電装置 |
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2016
- 2016-03-30 JP JP2016067824A patent/JP6369493B2/ja active Active
-
2017
- 2017-03-29 DE DE102017106782.5A patent/DE102017106782A1/de not_active Ceased
- 2017-03-29 US US15/472,696 patent/US10404102B2/en active Active
- 2017-03-30 CN CN201710201700.0A patent/CN107275063B/zh active Active
Also Published As
Publication number | Publication date |
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JP2017184440A (ja) | 2017-10-05 |
DE102017106782A1 (de) | 2017-10-05 |
CN107275063B (zh) | 2019-06-18 |
US10404102B2 (en) | 2019-09-03 |
CN107275063A (zh) | 2017-10-20 |
US20170288465A1 (en) | 2017-10-05 |
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