JP5879748B2 - 非接触給電装置、車両及び非接触給電システム - Google Patents
非接触給電装置、車両及び非接触給電システム Download PDFInfo
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- H—ELECTRICITY
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- 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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- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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- H—ELECTRICITY
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- H02J7/00034—Charger exchanging data with an electronic device, i.e. telephone, whose internal battery is under charge
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- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
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- 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)
Description
図1は、本発明の一実施形態に係る非接触給電装置を含む車両200及び給電装置100を備えた非接触充電システムのブロック図である。なお、本例の非接触給電装置の車両側のユニットは電気自動車に搭載されるが、ハイブリッド車両等の車両でもよい。
位置検出部152によりコイルの位置ずれ、言い換えると、送電コイル12及び順コイルの重なり状態を検出し、異物検出部153によりコイル間に存在する異物を検出する。図3〜5を用いて、コイルの位置ズレの検出する制御及びコイル間の異物を検出する制御を、それぞれ説明する。図3は送電コイル12及び受電コイル22が位置ずれせず、対向している状態を示す平面図a)と、斜視部b)、c)である。図4は送電コイル12及び受電コイル22が位置ずれし、対向している状態を示す平面図a)と、斜視部b)、c)である。図5は図4に対して異物40が送電コイル12上に存在する状態を示す平面図a)と、斜視部b)、c)である。X軸及びY軸は、送電コイル12及び受電コイル22の平面方向を示し、Z軸は高さ方向を示す。
11…電力制御部
111…整流部
112…PFC回路
113…インバータ
114…センサ
12…送電コイル
13…受信部
13a〜13d…受信アンテナ
14…無線通信部
15…制御部
151…距離測定部
152…位置検出部
153…異物検出部
200…車両
22…受電コイル
23…送信部
24…無線通信部
25…充電制御部
26…整流部
27…リレー部
28…バッテリ
29…インバータ
30…モータ
40…異物
300…交流電源
Claims (11)
- 少なくとも磁気的結合により、車両に設けられた第1のコイルと給電装置に設けられた第2のコイルとの間で、非接触で電力を送電又は受電する非接触給電システムにおいて、
第1の通信周波数によって、前記車両と前記給電装置との間で無線通信を行う第1の通信手段と、
前記第1の通信周波数とは異なる第2の通信周波数によって、前記車両と前記給電装置との間で無線通信を行う第2の通信手段と、
前記第1の通信手段及び前記第2の通信手段を制御する制御手段とを備え、
前記制御手段は、
前記第1の通信手段によって前記車両と前記給電装置との間の距離を検出し、
前記車両と前記給電装置との間の距離が所定の距離より短い場合に、前記第2の通信手段によって前記車両と前記給電装置との間で無線通信を行う、非接触給電システム。 - 前記制御手段は、
前記第1の通信手段の出力から前記車両と前記給電装置との間の距離を検出し、
前記車両と前記給電装置との間の距離が所定の距離より短くなったときに、前記第2の通信手段を起動させ、前記第2の通信手段の出力から前記第1のコイルと前記第2のコイルとの相対的な位置を検出する、請求項1記載の非接触給電システム。 - 前記制御手段は、
前記第1の通信手段により受信される電界強度に基づいて、前記車両と前記給電装置との間の距離を検出する、請求項2記載の非接触給電システム。 - 前記第2の通信手段は、
送信部及び受信部により構成され、
前記制御手段は、
前記車両と前記給電装置との間の距離が前記所定の距離より短くなったときに、前記送信部より先に前記受信部を起動させる、請求項2記載の非接触給電システム。 - 前記第2の通信手段は、前記車両が前記第2のコイルを覆う位置にあるときに起動される、
請求項1記載の非接触給電システム。 - 前記第2の通信手段は、前記第1のコイルと前記第2のコイルとの相対的な位置を検出するように、複数の受信アンテナを含む、請求項1記載の非接触給電システム。
- 少なくとも磁気的結合により車両に設けられた第1のコイルとの間で、非接触で電力を送電又は受電する第2のコイルを備えた非接触給電装置において、
第1の通信周波数によって、車両側と無線通信を行う第1の通信手段と、
前記第1の通信周波数とは異なる第2の通信周波数によって、前記車両側と無線通信を行う第2の通信手段と、
前記第1の通信手段及び前記第2の通信手段を制御する制御手段とを備え、
前記制御手段は、
前記第1の通信手段によって前記車両との間の距離を検出し、
前記車両との間の距離が所定の距離より短い場合に、前記第2の通信手段によって前記車両と無線通信を行う、非接触給電装置。 - 前記制御手段は、
前記第1の通信手段の出力から前記車両までの距離を検出し、
前記車両までの距離が所定の距離より短くなったときに、前記第2の通信手段を起動させ、前記第2の通信手段の出力から前記第1のコイルと前記第2のコイルとの相対的な位置を検出する、請求項7記載の非接触給電装置。 - 少なくとも磁気的結合により給電装置に設けられた第2のコイルとの間で、非接触で電力を送電又は受電する第1のコイルを備えた車両において、
第1の通信周波数によって、給電装置側と無線通信を行う第1の通信手段と、
前記第1の通信周波数とは異なる第2の通信周波数によって、前記給電装置側と無線通信を行う第2の通信手段と、
前記第1の通信手段及び前記第2の通信手段を制御する制御手段とを備え、
前記制御手段は、
前記第1の通信手段によって前記給電装置との間の距離を検出し、
前記給電装置との間の距離が所定の距離より短い場合に、前記第2の通信手段によって前記給電装置と無線通信を行う、車両。 - 前記制御手段は、
前記第1の通信手段の出力から前記給電装置までの距離を検出し、
前記給電装置までの距離が所定の距離より短くなったときに、前記第2の通信手段を起動させ、前記第2の通信手段の出力から前記第1のコイルと前記第2のコイルとの相対的な位置を検出する、請求項9記載の車両。 - 少なくとも磁気的結合により、車両に設けられた第1のコイルと給電装置に設けられた第2のコイルとの間で、非接触で電力を送電又は受電する非接触給電システムにおいて、
第1の周波数によって、前記車両と前記給電装置との間で無線通信を行う第1の通信手段と、
前記第1の周波数とは異なる第2の周波数によって、前記車両と前記給電装置との間で電磁波の送受信を行う電磁波送受信手段と、
前記第1の通信手段及び前記電磁波送受信手段を制御する制御手段とを備え、
前記制御手段は、
前記第1の通信手段によって前記車両と前記給電装置との間の距離を検出し、
前記車両と前記給電装置との間の距離が所定の距離より短い場合に、前記電磁波送受信手段によって前記車両と前記給電装置との間で電磁波の送受信を行う、非接触給電システム。
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EP12792234.2A EP2717428B1 (en) | 2011-05-27 | 2012-05-23 | Non-contact power supply device, vehicle, and non-contact power supply system |
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BR112013030563A2 (pt) | 2020-10-06 |
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EP2717428B1 (en) | 2018-06-20 |
US20140139038A1 (en) | 2014-05-22 |
MY170665A (en) | 2019-08-26 |
WO2012165243A1 (ja) | 2012-12-06 |
MX2013013580A (es) | 2014-01-16 |
CN103563217B (zh) | 2017-05-10 |
BR112013030563B1 (pt) | 2021-09-14 |
CN103563217A (zh) | 2014-02-05 |
RU2563313C2 (ru) | 2015-09-20 |
US9566871B2 (en) | 2017-02-14 |
JP2012249405A (ja) | 2012-12-13 |
EP2717428A4 (en) | 2015-09-09 |
KR101668910B1 (ko) | 2016-10-24 |
RU2013157199A (ru) | 2015-07-10 |
KR20140025528A (ko) | 2014-03-04 |
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