JP2009200174A - 非接触電力伝送機器 - Google Patents
非接触電力伝送機器 Download PDFInfo
- Publication number
- JP2009200174A JP2009200174A JP2008039209A JP2008039209A JP2009200174A JP 2009200174 A JP2009200174 A JP 2009200174A JP 2008039209 A JP2008039209 A JP 2008039209A JP 2008039209 A JP2008039209 A JP 2008039209A JP 2009200174 A JP2009200174 A JP 2009200174A
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- Prior art keywords
- magnetic material
- power transmission
- slit
- coil
- slits
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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
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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
- H01F27/34—Special means for preventing or reducing unwanted electric or magnetic effects, e.g. no-load losses, reactive currents, harmonics, oscillations, leakage fields
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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
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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
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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
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
-
- 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
- H01F2027/348—Preventing eddy currents
-
- 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
- H01F27/24—Magnetic cores
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- 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)
- Regulation Of General Use Transformers (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
【解決手段】一次側送電用コイルからの電力を受けるための二次側受電用のコイル1を備え、該コイル1の少なくとも片面に磁性材2が配設されている。上記磁性材2は上記両コイルの対向面と平行な面にスリット4が形成されている。電力伝送効率の向上のための磁性材に設けたスリットは、磁束が磁性材を通ることによって発生する渦電流を抑制するために、熱損失を低減する。
【選択図】図1
Description
2 磁性材
3 シールド材
4 スリット
Claims (4)
- 一次側送電用コイルからの電力を受けるための二次側受電用のコイルを備えた非接触電力伝送機器であって、上記二次側受電用コイルの少なくとも片面に磁性材が配設されているとともに、上記磁性材は上記両コイルの対向面と平行な面にスリットが形成されたものであることを特徴とする非接触電力伝送機器。
- 上記スリットは磁性材の二次側受電用コイル側の面に磁性材を貫通しないものとして形成されていることを特徴とする請求項1記載の非接触電力伝送機器。
- 上記スリットは、磁性材内を流れる磁束の方向に沿った方向のものであることを特徴とする請求項1または2記載の非接触電力伝送機器。
- 上記スリットは、磁性材内を流れる磁束の密度が高い部分に密に設けられていることを特徴とする請求項1〜3のいずれか1項に記載の非接触電力伝送機器。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008039209A JP2009200174A (ja) | 2008-02-20 | 2008-02-20 | 非接触電力伝送機器 |
KR1020107020030A KR20100121644A (ko) | 2008-02-20 | 2009-02-04 | 전원 수신 코일 유닛 |
US12/735,801 US20100320843A1 (en) | 2008-02-20 | 2009-02-04 | Power reception coil unit |
PCT/JP2009/051875 WO2009104474A1 (ja) | 2008-02-20 | 2009-02-04 | 受電用コイルブロック |
EP09712198.2A EP2246864A4 (en) | 2008-02-20 | 2009-02-04 | RECEIVING COIL BLOCK OF ENERGY |
TW098105102A TW200937466A (en) | 2008-02-20 | 2009-02-18 | Power receiving coil block |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2008039209A JP2009200174A (ja) | 2008-02-20 | 2008-02-20 | 非接触電力伝送機器 |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2009200174A true JP2009200174A (ja) | 2009-09-03 |
Family
ID=40985360
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008039209A Pending JP2009200174A (ja) | 2008-02-20 | 2008-02-20 | 非接触電力伝送機器 |
Country Status (6)
Country | Link |
---|---|
US (1) | US20100320843A1 (ja) |
EP (1) | EP2246864A4 (ja) |
JP (1) | JP2009200174A (ja) |
KR (1) | KR20100121644A (ja) |
TW (1) | TW200937466A (ja) |
WO (1) | WO2009104474A1 (ja) |
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JP4900524B1 (ja) * | 2011-03-09 | 2012-03-21 | パナソニック株式会社 | 非接触充電モジュール及び非接触充電機器 |
JP4962634B1 (ja) * | 2011-03-09 | 2012-06-27 | パナソニック株式会社 | 非接触充電モジュールの製造方法 |
JP4983999B1 (ja) * | 2011-09-09 | 2012-07-25 | パナソニック株式会社 | 非接触充電モジュール及びこれを用いた非接触充電機器 |
WO2012104954A1 (ja) * | 2011-02-01 | 2012-08-09 | パナソニック株式会社 | 非接触充電モジュール及び非接触充電機器 |
JP2012161172A (ja) * | 2011-02-01 | 2012-08-23 | Panasonic Corp | 非接触充電モジュール及び非接触充電機器 |
JP2012164728A (ja) * | 2011-02-04 | 2012-08-30 | Hitachi Metals Ltd | コイル部品並びにそれを用いた受電装置及び給電装置 |
WO2012120896A1 (ja) * | 2011-03-09 | 2012-09-13 | パナソニック株式会社 | 非接触充電モジュール、非接触充電機器および非接触充電モジュールの製造方法 |
JP5045858B1 (ja) * | 2012-04-12 | 2012-10-10 | パナソニック株式会社 | 非接触充電モジュールの製造方法及び非接触充電モジュール |
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WO2013061618A1 (ja) * | 2011-10-28 | 2013-05-02 | パナソニック株式会社 | 非接触電力伝送装置、並びにこれに用いる給電装置及び受電装置 |
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JP2013175621A (ja) * | 2012-02-27 | 2013-09-05 | Hitachi Metals Ltd | 磁性シート、伝送コイル部品及び非接触充電装置 |
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Also Published As
Publication number | Publication date |
---|---|
EP2246864A4 (en) | 2013-05-01 |
US20100320843A1 (en) | 2010-12-23 |
EP2246864A1 (en) | 2010-11-03 |
KR20100121644A (ko) | 2010-11-18 |
TW200937466A (en) | 2009-09-01 |
WO2009104474A1 (ja) | 2009-08-27 |
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