PROBLEM TO BE SOLVED: To suppress reduction in durability of a first DC/DC converter and a second DC/DC converter.SOLUTION: When an ignition on operation is carried out during external battery charging and first power supplementation process (a process for driving a second DC/DC converter among first, second DC/DC converters) (S100), in a case where post-operation electric quantity Qh is equivalent to a threshold Qhref or less, a first power supplementation process is continued, whereas in a case where the post-operation electric quantity Qh exceeds the threshold Qhref, it is switched to a second power supplementation process (a process for driving the first DC/DC converter among the first, second DC/DC converters) (S140, S200). Thereby, frequency of switch between the first power supplementation process and the second power supplementation process may be suppressed when compared to a system where it is switched to the second power supplementation process immediately after the ignition on operation is carried out.SELECTED DRAWING: Figure 2

    【課題】第1DC/DCコンバータや第2DC/DCコンバータの耐久性の低下を抑制する。【解決手段】外部充電中で第1給電処理(第1,第2DC/DCコンバータのうち第2DC/DCコンバータを駆動する処理)中にイグニッションオン操作が行なわれたときにおいて(S100)、操作後電力量Qhが閾値Qhref以下のときには第1給電処理を継続し、操作後電力量Qhが閾値Qhrefを超えると第2給電処理(第1,第2DC/DCコンバータのうち第1DC/DCコンバータを駆動する処理)に切り替える(S140,S200)。これにより、イグニッションオン操作が行なわれたときに直ちに第2給電処理に切り替えるものに比して、第1給電処理と第2給電処理との切替頻度が多くなるのを抑制することができる。【選択図】図2


    Access

    Download


    Export, share and cite



    Title :

    MOTORCAR


    Additional title:

    自動車


    Contributors:

    Publication date :

    2017-09-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen



    MOTORCAR

    TAKAMATSU MASAFUMI / TSUJII SHINTARO | European Patent Office | 2018

    Free access

    MOTORCAR

    YAMAMOTO TOSHIHIRO / YAMADA KATASHIGE | European Patent Office | 2017

    Free access

    MOTORCAR

    YAMADA KATASHIGE / YAMAMOTO TOSHIHIRO / MIZUNO TADASHI | European Patent Office | 2017

    Free access

    MOTORCAR

    YAMADA KATASHIGE / YAMAMOTO TOSHIHIRO / MIZUNO TADASHI | European Patent Office | 2017

    Free access

    MOTORCAR

    YAMAMOTO MASAYA | European Patent Office | 2017

    Free access