JP7069836B2 - コイルユニット - Google Patents
コイルユニット Download PDFInfo
- Publication number
- JP7069836B2 JP7069836B2 JP2018037507A JP2018037507A JP7069836B2 JP 7069836 B2 JP7069836 B2 JP 7069836B2 JP 2018037507 A JP2018037507 A JP 2018037507A JP 2018037507 A JP2018037507 A JP 2018037507A JP 7069836 B2 JP7069836 B2 JP 7069836B2
- Authority
- JP
- Japan
- Prior art keywords
- coil
- power line
- power
- outer peripheral
- coil unit
- 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.)
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- 230000002093 peripheral effect Effects 0.000 claims description 90
- 239000003990 capacitor Substances 0.000 claims description 47
- 229910052751 metal Inorganic materials 0.000 claims description 29
- 239000002184 metal Substances 0.000 claims description 29
- 238000004804 winding Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 description 22
- 238000009413 insulation Methods 0.000 description 11
- 229910000859 α-Fe Inorganic materials 0.000 description 11
- 238000009499 grossing Methods 0.000 description 9
- 239000011347 resin Substances 0.000 description 8
- 229920005989 resin Polymers 0.000 description 8
- 238000005192 partition Methods 0.000 description 5
- 229910052782 aluminium Inorganic materials 0.000 description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000005672 electromagnetic field Effects 0.000 description 3
- 239000007769 metal material Substances 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000640 Fe alloy Inorganic materials 0.000 description 1
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003985 ceramic capacitor Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Images
Classifications
-
- 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
- B60L53/10—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
-
- 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
- H01F27/02—Casings
- H01F27/022—Encapsulation
-
- 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
- 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
-
- 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
-
- H02J7/025—
-
- 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)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
- Insulating Of Coils (AREA)
Description
Claims (4)
- 巻回軸線の周囲を取り囲むようにコイル線を巻回して形成され、前記巻回軸線が通る位置に中空部が形成されたコイルと、
前記コイルを収容する収容ケースと、
金属部材と、
蓄電装置と、
前記蓄電装置に接続された第1電力線と、
前記蓄電装置に接続された第2電力線と、
前記第1電力線および前記第2電力線の間に直列に接続された第1キャパシタおよび第2キャパシタと、
前記第1電力線および前記第2電力線に接続された整流器と、
を備え、
前記コイルは、前記コイルの外周縁部に位置する外周部分と、前記中空部の内周縁部に位置する内周部分とを含み、
前記整流器は、
前記第1電力線および前記第2電力線の間に直列に接続された第1素子および第2素子と、
前記第1電力線および前記第2電力線の間に直列に接続された第3素子および第4素子を含み、
前記外周部分は前記第1キャパシタおよび前記第2キャパシタの間と、前記第3素子および前記第4素子の間とに接続されており、
前記内周部分は前記第1素子および前記第2素子の間に接続され、
前記内周部分の電圧は、前記外周部分の電圧よりも高い、コイルユニット。 - 前記金属部材は、前記収容ケースを設置面に締結する締結部材であって、
前記締結部材は、前記コイルの前記外周部分よりも外側に配置された、請求項1に記載のコイルユニット。 - 前記収容ケースは、第1カバー部材と、第2カバー部材とを含み、
前記金属部材は、前記第1カバー部材および前記第2カバー部材を締結するカバー締結部材である、請求項1または請求項2に記載のコイルユニット。 - 前記コイルに接続された機器をさらに備え、
前記金属部材は、前記機器を収容すると共に前記収容ケース内に収容された金属ケースである、請求項1から請求項3のいずれかに記載のコイルユニット。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018037507A JP7069836B2 (ja) | 2018-03-02 | 2018-03-02 | コイルユニット |
CN201910136577.8A CN110223832B (zh) | 2018-03-02 | 2019-02-25 | 线圈单元 |
US16/290,205 US10833537B2 (en) | 2018-03-02 | 2019-03-01 | Coil unit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018037507A JP7069836B2 (ja) | 2018-03-02 | 2018-03-02 | コイルユニット |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019154144A JP2019154144A (ja) | 2019-09-12 |
JP7069836B2 true JP7069836B2 (ja) | 2022-05-18 |
Family
ID=67768817
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018037507A Active JP7069836B2 (ja) | 2018-03-02 | 2018-03-02 | コイルユニット |
Country Status (3)
Country | Link |
---|---|
US (1) | US10833537B2 (ja) |
JP (1) | JP7069836B2 (ja) |
CN (1) | CN110223832B (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7180267B2 (ja) * | 2018-10-12 | 2022-11-30 | トヨタ自動車株式会社 | コイルユニット |
JP2020080340A (ja) * | 2018-11-12 | 2020-05-28 | トヨタ自動車株式会社 | コイルユニット |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002075736A (ja) | 2000-08-31 | 2002-03-15 | Alps Electric Co Ltd | スパイラルコイル及び該スパイラルコイルを用いた共振回路 |
JP2016082707A (ja) | 2014-10-16 | 2016-05-16 | 株式会社日本自動車部品総合研究所 | 受電装置及び送電装置 |
JP2016171709A (ja) | 2015-03-13 | 2016-09-23 | 株式会社豊田自動織機 | 送電機器 |
JP2017108533A (ja) | 2015-12-09 | 2017-06-15 | トヨタ自動車株式会社 | 受電装置および送電装置 |
JP2018006568A (ja) | 2016-07-01 | 2018-01-11 | トヨタ自動車株式会社 | コイルユニット |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5532422B2 (ja) * | 2010-07-30 | 2014-06-25 | スミダコーポレーション株式会社 | コイル |
US20140055089A1 (en) * | 2011-05-19 | 2014-02-27 | Toyota Jidosha Kabushiki Kaisha | Power reception device, power transmission device and power transfer system |
WO2013027447A1 (ja) * | 2011-08-24 | 2013-02-28 | スミダコーポレーション株式会社 | トランス |
JP5772535B2 (ja) | 2011-11-18 | 2015-09-02 | トヨタ自動車株式会社 | 電力伝送システム及び車両 |
JP5668676B2 (ja) | 2011-12-15 | 2015-02-12 | トヨタ自動車株式会社 | 受電装置およびそれを備える車両、送電装置、ならびに電力伝送システム |
JP5718830B2 (ja) | 2012-01-16 | 2015-05-13 | トヨタ自動車株式会社 | 車両 |
JP5825108B2 (ja) | 2012-01-16 | 2015-12-02 | トヨタ自動車株式会社 | 受電装置および送電装置 |
JP5810944B2 (ja) | 2012-01-31 | 2015-11-11 | トヨタ自動車株式会社 | 車両および電力伝送システム |
WO2015025438A1 (ja) * | 2013-08-23 | 2015-02-26 | 三菱電機エンジニアリング株式会社 | 共振型電力伝送装置及び共振型電力多重伝送システム |
JP6160504B2 (ja) * | 2014-02-20 | 2017-07-12 | トヨタ自動車株式会社 | 受電装置 |
CN104505243B (zh) * | 2014-09-22 | 2015-12-02 | 秦喜昌 | 0.001级高压高准确度双级电压互感器研制及应用 |
KR20160057278A (ko) * | 2014-11-13 | 2016-05-23 | 엘지전자 주식회사 | 무선 전력 전송 장치, 무선 전력 수신 장치 및 무선 충전 시스템 |
JP6176272B2 (ja) | 2015-02-27 | 2017-08-09 | トヨタ自動車株式会社 | 電力伝送システム |
JP2017126596A (ja) | 2016-01-12 | 2017-07-20 | トヨタ自動車株式会社 | 送電装置 |
US10594160B2 (en) * | 2017-01-11 | 2020-03-17 | Apple Inc. | Noise mitigation in wireless power systems |
KR102433115B1 (ko) * | 2017-10-11 | 2022-08-17 | 주식회사 위츠 | 코일 조립체 |
-
2018
- 2018-03-02 JP JP2018037507A patent/JP7069836B2/ja active Active
-
2019
- 2019-02-25 CN CN201910136577.8A patent/CN110223832B/zh active Active
- 2019-03-01 US US16/290,205 patent/US10833537B2/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002075736A (ja) | 2000-08-31 | 2002-03-15 | Alps Electric Co Ltd | スパイラルコイル及び該スパイラルコイルを用いた共振回路 |
JP2016082707A (ja) | 2014-10-16 | 2016-05-16 | 株式会社日本自動車部品総合研究所 | 受電装置及び送電装置 |
JP2016171709A (ja) | 2015-03-13 | 2016-09-23 | 株式会社豊田自動織機 | 送電機器 |
JP2017108533A (ja) | 2015-12-09 | 2017-06-15 | トヨタ自動車株式会社 | 受電装置および送電装置 |
JP2018006568A (ja) | 2016-07-01 | 2018-01-11 | トヨタ自動車株式会社 | コイルユニット |
Also Published As
Publication number | Publication date |
---|---|
US20190273397A1 (en) | 2019-09-05 |
CN110223832B (zh) | 2021-05-28 |
CN110223832A (zh) | 2019-09-10 |
JP2019154144A (ja) | 2019-09-12 |
US10833537B2 (en) | 2020-11-10 |
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