JP6167620B2 - 非接触給電器および非接触給電方法 - Google Patents
非接触給電器および非接触給電方法 Download PDFInfo
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- JP6167620B2 JP6167620B2 JP2013077972A JP2013077972A JP6167620B2 JP 6167620 B2 JP6167620 B2 JP 6167620B2 JP 2013077972 A JP2013077972 A JP 2013077972A JP 2013077972 A JP2013077972 A JP 2013077972A JP 6167620 B2 JP6167620 B2 JP 6167620B2
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- power
- traveling wave
- receiving device
- transmission
- transmission coil
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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
- H02J50/40—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
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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
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
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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
- 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
- H02J7/00302—Overcharge 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
- H02J7/0049—Detection of fully charged condition
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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
- 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
-
- 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
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Current-Collector Devices For Electrically Propelled Vehicles (AREA)
Description
また、進行波電力の増加にともない実送電電力の傾きが小さくなる(無効電力の傾きが大きくなる)変曲点を第1進行波電力とすることができるので、もっとも効率良く充電することができる第1進行波電力により効率よく充電を行うことができる。
また、上記制御部が送電コイル群を決定する構成において、好ましくは、制御部は、給電に用いる1組以上の送電コイルの組合せである送電コイル群を受電機器が設置される設置面に設置された受電機器に実送電電力を供給する送電コイルとして決定するように構成されている。
3 制御部
6 表示部
7 ランプ
8 圧力センサ
10、10a、10b 送電コイル群
20、20a、20b 受電コイル
21 設置面
41 方向性結合器
100 非接触給電器
200 受電機器
200a カメラ(受電機器)
200b 電動歯ブラシ(受電機器)
Claims (10)
- 複数の送電コイルと、
前記複数の送電コイルのうちの1つの前記送電コイルに送電される進行波電力を変化させ、前記送電コイルから受電機器に送電された実送電電力と前記送電コイルから前記受電機器に送電されなかった無効電力とのうちの少なくとも一方の電力量の傾きが変化する変曲点を特定するとともに、前記変曲点を特定した際の前記進行波電力を前記複数の送電コイルのうちの1つの前記送電コイルに供給する第1進行波電力として決定する制御部とを備えた、非接触給電器。 - 前記制御部は、前記実送電電力を測定することにより、前記実送電電力が他の前記送電コイルよりも大きい1つ以上の前記送電コイルを検知するように構成されている、請求項1に記載の非接触給電器。
- 前記制御部は、前記実送電電力が供給される前記送電コイルの周囲の他の前記送電コイルを駆動し、送電コイル群を決定するように構成されている、請求項2に記載の非接触給電器。
- 前記制御部は、給電に用いる1組以上の前記送電コイルの組合せである前記送電コイル群を前記受電機器が設置される設置面に設置された前記受電機器に前記実送電電力を供給する前記送電コイルとして決定するように構成されている、請求項3に記載の非接触給電器。
- 前記受電機器は、前記受電機器が設置される設置面に複数設置され、
前記制御部は、複数の前記受電機器の各々に対応する前記第1進行波電力の和が、前記非接触給電器の給電能力を超える場合に、前記第1進行波電力に代えて、各々の前記受電機器に対応する前記第1進行波電力の比に基づいて各々の前記受電機器に対応する前記送電コイルに供給する第2進行波電力を決定するように構成されている、請求項1〜4のいずれか1項に記載の非接触給電器。 - 前記受電機器が設置される設置面に前記受電機器が設置された位置を検出する複数の圧力センサをさらに備え、
前記圧力センサにより前記受電機器の設置が検出された位置の近傍の前記送電コイルのみの前記実送電電力を測定する、請求項1〜5のいずれか1項に記載の非接触給電器。 - 方向性結合器をさらに備え、
前記制御部は、前記方向性結合器により測定した前記進行波電力から前記無効電力を減じることにより前記実送電電力を算出するように構成されている、請求項1〜6のいずれか1項に記載の非接触給電器。 - 前記受電機器は、前記受電機器が設置される設置面に複数設置され、
給電状態を表示する表示部をさらに備え、
前記表示部は、給電中に複数の前記受電機器のそれぞれに対応する前記実送電電力の大きさを表示するように構成されている、請求項1〜7のいずれか1項に記載の非接触給電器。 - 前記複数の送電コイルに設けられる複数のランプをさらに備え、
給電中の前記送電コイル近傍の1つ以上の前記ランプが点灯するように構成されている、請求項1〜8のいずれか1項に記載の非接触給電器。 - 前記制御部は、給電中に前記受電機器に給電される前記実送電電力を常時または所定時間ごとに測定するとともに、前記実送電電力の低下を検出した場合に、給電を停止することにより前記受電機器への充電を停止するように構成されている、請求項1〜9のいずれか1項に記載の非接触給電器。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013077972A JP6167620B2 (ja) | 2013-04-03 | 2013-04-03 | 非接触給電器および非接触給電方法 |
EP14162935.2A EP2787596B1 (en) | 2013-04-03 | 2014-03-31 | Wireless Power Feeder and Wireless Power Feeding Method |
US14/242,176 US9438068B2 (en) | 2013-04-03 | 2014-04-01 | Wireless power feeder and wireless power feeding method |
US15/235,234 US10135297B2 (en) | 2013-04-03 | 2016-08-12 | Wireless power feeder |
Applications Claiming Priority (1)
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JP2013077972A JP6167620B2 (ja) | 2013-04-03 | 2013-04-03 | 非接触給電器および非接触給電方法 |
Publications (3)
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JP2014204539A JP2014204539A (ja) | 2014-10-27 |
JP2014204539A5 JP2014204539A5 (ja) | 2017-02-09 |
JP6167620B2 true JP6167620B2 (ja) | 2017-07-26 |
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US (2) | US9438068B2 (ja) |
EP (1) | EP2787596B1 (ja) |
JP (1) | JP6167620B2 (ja) |
Families Citing this family (15)
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US10199865B2 (en) * | 2014-04-16 | 2019-02-05 | Integrated Device Technology, Inc. | High efficiency wireless power system |
KR102025890B1 (ko) * | 2014-09-11 | 2019-09-26 | 주식회사 위츠 | 비접촉 방식 충전 장치 |
KR102025899B1 (ko) * | 2014-09-11 | 2019-09-26 | 주식회사 위츠 | 비접촉 방식 충전 장치 및 비접촉 방식 배터리 장치 |
CN104578349A (zh) * | 2015-01-31 | 2015-04-29 | 丰岛电子科技(苏州)有限公司 | 无线充电装置及无线充电*** |
EP3304760B1 (en) | 2015-05-28 | 2020-03-25 | Nike Innovate C.V. | Transportation apparatus with nfc charger |
KR101635084B1 (ko) * | 2016-03-31 | 2016-06-30 | 주식회사 핀크래프트엔지니어링 | 전압 및 전류 제어를 통한 멀티 충전이 가능한 충전 장치 |
WO2018020890A1 (ja) * | 2016-07-29 | 2018-02-01 | ソニーセミコンダクタソリューションズ株式会社 | 給電システム |
KR102226403B1 (ko) * | 2016-12-12 | 2021-03-12 | 에너저스 코포레이션 | 전달되는 무선 전력을 최대화하기 위한 근접장 충전 패드의 안테나 존들을 선택적으로 활성화시키는 방법 |
KR102374467B1 (ko) | 2017-03-06 | 2022-03-16 | 삼성전자주식회사 | 무선 전력 송신 장치 및 그 동작 방법 |
KR101865825B1 (ko) | 2017-09-27 | 2018-06-08 | 에버웰테크놀로지 주식회사 | 탄소펠트 발열장치 및 그의 제조방법 |
WO2020075249A1 (ja) * | 2018-10-10 | 2020-04-16 | 中国電力株式会社 | 給電装置 |
CN113785468A (zh) * | 2018-12-04 | 2021-12-10 | 鲍尔马特技术有限公司 | 自适应无线电力发射器 |
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2013
- 2013-04-03 JP JP2013077972A patent/JP6167620B2/ja active Active
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2014
- 2014-03-31 EP EP14162935.2A patent/EP2787596B1/en active Active
- 2014-04-01 US US14/242,176 patent/US9438068B2/en active Active
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2016
- 2016-08-12 US US15/235,234 patent/US10135297B2/en active Active
Also Published As
Publication number | Publication date |
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US9438068B2 (en) | 2016-09-06 |
US20140300315A1 (en) | 2014-10-09 |
EP2787596A3 (en) | 2015-05-06 |
JP2014204539A (ja) | 2014-10-27 |
US10135297B2 (en) | 2018-11-20 |
EP2787596B1 (en) | 2019-12-18 |
EP2787596A2 (en) | 2014-10-08 |
US20160352137A1 (en) | 2016-12-01 |
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