JP6260262B2 - 非接触電力伝送システムおよびその制御方法 - Google Patents
非接触電力伝送システムおよびその制御方法 Download PDFInfo
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- JP6260262B2 JP6260262B2 JP2013267319A JP2013267319A JP6260262B2 JP 6260262 B2 JP6260262 B2 JP 6260262B2 JP 2013267319 A JP2013267319 A JP 2013267319A JP 2013267319 A JP2013267319 A JP 2013267319A JP 6260262 B2 JP6260262 B2 JP 6260262B2
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- power
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- 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
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- 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
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- 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
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- 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
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- 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
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
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- 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
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- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
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- Computer Networks & Wireless Communication (AREA)
- Life Sciences & Earth Sciences (AREA)
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- Sustainable Energy (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Description
(非接触電力伝送システムの概要の説明)
図1は、本発明の実施の形態による非接触電力伝送システムの全体構成図である。図2は、車両が充電ステーション内の駐車位置に駐車する様子を説明するための図である。最初に、図1,図2を用いて本実施の形態による非接触電力伝送システムについての概要を説明する。
(非接触電力伝送システムの詳細な構成)
図1を参照して、本実施の形態の非接触電力伝送システムは、非接触で受電可能に構成された受電装置140を搭載する車両10と、車外から受電部100に送電する送電装置20A,20B,20Cを備えた充電ステーション90によって構成される。
ファ等を含み(いずれも図示せず)、各種センサからの信号の入力や各機器への制御信号の出力を行なうとともに、車両10における各機器の制御を行なう。一例として、車両ECU500は、車両10の走行制御や、蓄電装置300の充電制御を実行する。これらの制御については、ソフトウェアによる処理に限られず、専用のハードウェア(電子回路)で処理することも可能である。
図3は、図1に示した非接触電力伝送システムにおいて実行される電力制御の制御ブロック図である。図3を参照して、この制御ブロックは、減算部902,912と、車両側コントローラ904と、電源側コントローラ914と、制御対象916と、効率要素906とを含む。
図4は、非接触電力伝送を実行する際に車両10と充電ステーション90が実行する処理の概略を説明するためのフローチャートである。図5は、図4の処理の過程で変化する送電電力および受電電圧の変化を表わすタイミングチャートである。
図6は、図4に示したステップS30,S530において実行される電力伝送可否の判定処理を説明するフローチャートである。図6を参照して、車両ECU500は、車両10に関する情報(車両情報)を充電ステーション90へ送信する(ステップS100)。この車両情報には、たとえば、受電部100のコイルタイプやコイルサイズ等の情報が含まれ得る。
上記の実施の形態1では、充電ステーション90の電源ECU800において実行される送電電力制御の応答性は、たとえばステップ応答の収束時間によって設計するものとしたが、送電電力指令Psrの変更量が大きくなる場合の制御安定性を考慮して、マイナーループの送電電力制御の応答性に対してメジャーループの受電電力制御の応答性をかなり低くする設計する必要があった(たとえば送電電力制御の1/10程度)。
この変形例では、ペアリング処理の変形例が示される。
Claims (7)
- 充電ステーションと、
前記充電ステーションから非接触で受電可能に構成された車両とを備え、
前記充電ステーションは、
前記車両へ非接触で送電する送電装置を含み、
前記車両は、前記送電装置から出力される電力を非接触で受電する受電装置を含み、
前記車両は、受電電力を用いて要求充電電力にフィードバックして新たな要求充電電力を生成して前記充電ステーションに送信し、
前記送電装置は、前記新たな要求充電電力に基づいて送電し、前記新たな要求充電電力に基づいて送電した送電電力を用いて、受信した前記新たな要求充電電力にフィードバックし、
前記送電装置のフィードバックの応答時間は、前記車両のフィードバックの応答時間よりも短い、非接触電力伝送システム。 - 前記車両のフィードバックの制御周期は、前記送電装置のフィードバックの制御周期よりも長い、請求項1に記載の非接触電力伝送システム。
- 前記車両により実行される制御の時定数は、前記送電装置により実行される制御の時定数よりも大きい、請求項1または2に記載の非接触電力伝送システム。
- 前記車両により送信される前記要求充電電力の送信周期は、前記送電装置により実行される制御の制御周期よりも長い、請求項1から3のいずれかに記載の非接触電力伝送システム。
- 前記送電装置は、前記送電電力が前記要求充電電力に収束したことを示す信号を前記車両へ送信し、
前記受電装置は、前記信号が受信されると、前記充電ステーションへ送信される前記要求充電電力を更新する、請求項1に記載の非接触電力伝送システム。 - 前記受電装置は、前記充電ステーションへ送信される前記要求充電電力を所定周期毎に更新し、
前記送電装置は、前記送電電力が前記要求充電電力に収束するまで、前記要求充電電力の変更を停止する、請求項1に記載の非接触電力伝送システム。 - 充電ステーションの送電装置から車両へ非接触で電力を伝送する非接触電力伝送システムの制御方法であって、
受電電力を要求受電電力にフィードバックして新たな要求充電電力を生成して前記車両から前記充電ステーションへ送信するステップと、
前記充電ステーションは、前記新たな要求充電電力に基づいて送電し、前記新たな要求充電電力に基づいて送電した送電電力を用いて、受信した前記新たな要求充電電力にフィードバックするステップとを含み、
前記充電ステーションのフィードバックの応答時間は、前記車両のフィードバックの応答時間よりも短い、非接触電力伝送システムの制御方法。
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EP14815071.7A EP3086975A1 (en) | 2013-12-25 | 2014-11-12 | Contactless power transfer system and method of controlling the same |
CN201480070824.4A CN105848958B (zh) | 2013-12-25 | 2014-11-12 | 非接触式电力传输系统和控制该系统的方法 |
US15/108,532 US10052963B2 (en) | 2013-12-25 | 2014-11-12 | Contactless power transfer system and method of controlling the same |
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