JP2021005994A - ワイヤレス給電装置 - Google Patents
ワイヤレス給電装置 Download PDFInfo
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- JP2021005994A JP2021005994A JP2019120409A JP2019120409A JP2021005994A JP 2021005994 A JP2021005994 A JP 2021005994A JP 2019120409 A JP2019120409 A JP 2019120409A JP 2019120409 A JP2019120409 A JP 2019120409A JP 2021005994 A JP2021005994 A JP 2021005994A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 37
- 230000000630 rising effect Effects 0.000 claims abstract description 3
- 238000001816 cooling Methods 0.000 claims description 23
- 230000020169 heat generation Effects 0.000 claims description 21
- 239000002184 metal Substances 0.000 abstract description 19
- 230000002159 abnormal effect Effects 0.000 abstract description 9
- 239000000126 substance Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 8
- 238000009434 installation Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 230000005674 electromagnetic induction Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 230000004913 activation Effects 0.000 description 1
- 235000013361 beverage Nutrition 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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Classifications
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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
-
- 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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/60—Circuit arrangements or systems for wireless supply or distribution of electric power responsive to the presence of foreign objects, e.g. detection of living beings
-
- 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
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00309—Overheat or overtemperature protection
-
- 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
- H02J7/0044—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction specially adapted for holding portable devices containing batteries
-
- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
- H02J7/007192—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters in response to temperature
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20009—Modifications to facilitate cooling, ventilating, or heating using a gaseous coolant in electronic enclosures
- H05K7/20136—Forced ventilation, e.g. by fans
-
- 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
- H02J2310/10—The network having a local or delimited stationary reach
- H02J2310/20—The network being internal to a load
- H02J2310/22—The load being a portable electronic device
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
実施例1のワイヤレス給電装置に冷却装置20をさらに設け、異常発熱した異物Xを冷却するようにしてもよい(図2参照)。制御装置13は、異物Xの異常発熱を検知しない場合は冷却装置20の冷却動作を停止させておき、異物Xの異常発熱を検知した場合に冷却動作を開始する。冷却装置20による異物Xの冷却やワイヤレス給電の停止などによって異物Xの温度が低下し、異物Xの異常発熱が検知できなくなったら、冷却装置20の動作を再び停止する。このように、冷却装置20を常時起動させないことで、異常発熱による異物Xの検知を阻害しないようにしている。
11:送電コイル
12:熱センサ
13:制御装置
14:警告装置
15:側部
16:底部
Claims (4)
- 側部と底部を有し上部が開放されたカップ状の容器であって、その容器内に受電装置を投入して縦に保持するホルダと、
前記ホルダの前記側部に配置され、前記受電装置にワイヤレス給電する送電コイルと、
前記ホルダの前記底部に配置され、前記ホルダ内の熱を検知する熱センサと、
前記熱センサにより検知した熱に基づき、前記ホルダ内の異物の発熱を検知し、前記送電コイルへの給電およびその停止を制御する制御装置と、
異物の発熱を検知した場合に使用者に異物の存在を知らせる警告装置と、
を有することを特徴とするワイヤレス給電装置。 - 前記制御装置は、前記熱センサにより検知した温度について昇温速度が5分当たり20℃以上である場合、前記送電コイルへの給電を停止する、
ことを特徴とする請求項1に記載のワイヤレス給電装置。 - 異物を冷却する冷却装置をさらに有し、
前記制御装置は、異物の発熱を検知した場合に冷却装置の冷却動作を開始し、異物の発熱を検知しない場合には冷却装置の冷却動作を停止させる、
ことを特徴とする請求項1または請求項2に記載のワイヤレス給電装置。 - 前記熱センサは、焦電型センサであることを特徴とする請求項1ないし請求項3のいずれか1項に記載のワイヤレス給電装置。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019120409A JP7263664B2 (ja) | 2019-06-27 | 2019-06-27 | ワイヤレス給電装置 |
US16/904,221 US11133716B2 (en) | 2019-06-27 | 2020-06-17 | Wireless charging device |
CN202010597647.2A CN112152279A (zh) | 2019-06-27 | 2020-06-28 | 无线充电设备 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2019120409A JP7263664B2 (ja) | 2019-06-27 | 2019-06-27 | ワイヤレス給電装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2021005994A true JP2021005994A (ja) | 2021-01-14 |
JP7263664B2 JP7263664B2 (ja) | 2023-04-25 |
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JP2019120409A Active JP7263664B2 (ja) | 2019-06-27 | 2019-06-27 | ワイヤレス給電装置 |
Country Status (3)
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US (1) | US11133716B2 (ja) |
JP (1) | JP7263664B2 (ja) |
CN (1) | CN112152279A (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003153457A (ja) * | 2001-11-09 | 2003-05-23 | Denso Corp | 非接触式充電装置 |
JP2007104868A (ja) * | 2005-10-07 | 2007-04-19 | Toyota Motor Corp | 車両用充電装置、電気機器及び車両用非接触充電システム |
US20120235636A1 (en) * | 2011-01-18 | 2012-09-20 | Afshin Partovi | Systems and methods for providing positioning freedom, and support of different voltages, protocols, and power levels in a wireless power system |
JP2012228122A (ja) * | 2011-04-21 | 2012-11-15 | Nissan Motor Co Ltd | 非接触給電装置 |
JP2015029036A (ja) * | 2013-06-27 | 2015-02-12 | ソニー株式会社 | 電子機器および電子機器の制御方法 |
JP2015508985A (ja) * | 2011-12-16 | 2015-03-23 | オークランド ユニサービシズ リミテッドAuckland Uniservices Limited | 誘導電力伝送システムおよび方法 |
JP2015195633A (ja) * | 2012-08-23 | 2015-11-05 | パナソニック株式会社 | 非接触給電装置 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5188211B2 (ja) | 2008-03-07 | 2013-04-24 | キヤノン株式会社 | 給電装置及び給電方法 |
JP2011229264A (ja) * | 2010-04-19 | 2011-11-10 | Panasonic Electric Works Co Ltd | 非接触送電装置、非接触受電装置及び非接触充電システム |
US20130163635A1 (en) * | 2010-07-07 | 2013-06-27 | Avinash Karanth | Foreign object detection in inductive coupled wireless power transfer environment using thermal sensors |
US9551805B2 (en) * | 2011-10-13 | 2017-01-24 | Integrated Device Technology, Inc. | Apparatus, system, and method for detecting a foreign object in an inductive wireless power transfer system via coupling coefficient measurement |
WO2014055658A2 (en) * | 2012-10-02 | 2014-04-10 | Witricity Corporation | Wireless power transfer |
US9698632B2 (en) * | 2014-05-09 | 2017-07-04 | Otter Products, Llc | Wireless battery charger and charge-receiving device |
JP6500601B2 (ja) * | 2015-05-27 | 2019-04-17 | 株式会社Ihi | 冷却システム及び非接触給電システム |
KR20170085900A (ko) * | 2016-01-15 | 2017-07-25 | 엘지이노텍 주식회사 | 무선 전력 전송 시스템에서 무선 전력 송신기 및 수신기 |
KR102529747B1 (ko) * | 2016-05-23 | 2023-05-08 | 삼성에스디아이 주식회사 | 무선 충전 장치 및 방법 |
KR102125722B1 (ko) * | 2016-11-29 | 2020-06-23 | 한국자동차연구원 | 유도 공진 통합형 무선 충전 송신기의 코일 구조 및 제어 방법 |
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2019
- 2019-06-27 JP JP2019120409A patent/JP7263664B2/ja active Active
-
2020
- 2020-06-17 US US16/904,221 patent/US11133716B2/en active Active
- 2020-06-28 CN CN202010597647.2A patent/CN112152279A/zh active Pending
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JP2003153457A (ja) * | 2001-11-09 | 2003-05-23 | Denso Corp | 非接触式充電装置 |
JP2007104868A (ja) * | 2005-10-07 | 2007-04-19 | Toyota Motor Corp | 車両用充電装置、電気機器及び車両用非接触充電システム |
US20120235636A1 (en) * | 2011-01-18 | 2012-09-20 | Afshin Partovi | Systems and methods for providing positioning freedom, and support of different voltages, protocols, and power levels in a wireless power system |
JP2012228122A (ja) * | 2011-04-21 | 2012-11-15 | Nissan Motor Co Ltd | 非接触給電装置 |
JP2015508985A (ja) * | 2011-12-16 | 2015-03-23 | オークランド ユニサービシズ リミテッドAuckland Uniservices Limited | 誘導電力伝送システムおよび方法 |
JP2015195633A (ja) * | 2012-08-23 | 2015-11-05 | パナソニック株式会社 | 非接触給電装置 |
JP2015029036A (ja) * | 2013-06-27 | 2015-02-12 | ソニー株式会社 | 電子機器および電子機器の制御方法 |
Non-Patent Citations (1)
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Also Published As
Publication number | Publication date |
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JP7263664B2 (ja) | 2023-04-25 |
US20200412177A1 (en) | 2020-12-31 |
CN112152279A (zh) | 2020-12-29 |
US11133716B2 (en) | 2021-09-28 |
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