To provide a power distribution system capable of preventing a battery exhaustion by reducing a dark current while keeping component costs low.SOLUTION: A power distribution system includes: first paths B11, B12; a second path B2; first semiconductor switching elements Q5a1, Q5a2, Q5b1, and Q5b2 provided on of the first paths B11 and B12; a plurality of diodes D(1) to D(n) which are provided on the second path B2 and are serially connected; and a driver circuit 44 which can drive each of the first semiconductor switching elements Q5a1, Q5a2, Q5b1, and Q5b2 into an ON state with electric power supplied from a DC power supply 7. In the driver circuit 44, when the supply of electric power to a first load 5 from a power conversion device 1 is stopped, the electric power being supplied from the DC power supply 7 is stopped and the first semiconductor switching elements Q5a1, Q5a2, Q5b1, and Q5b2 are controlled into an OFF state.SELECTED DRAWING: Figure 1

    【課題】部品コストを抑制しつつ、暗電流を低減させてバッテリ上がりを防止することができる電力分配システムを提供する。【解決手段】電力分配システムは、第1経路B11,B12と、第2経路B2と、第1経路B11,B12に設けられた第1半導体スイッチング素子Q5a1,Q5a2,Q5b1及びQ5b2と、第2経路B2に複数設けられ、直列に接続されたダイオードD(1)〜D(n)と、直流電源7から供給される電力により第1半導体スイッチング素子Q5a1,Q5a2,Q5b1及びQ5b2をオン状態に駆動可能なドライバ回路44と、を含む。ドライバ回路44は、電力変換装置1から第1負荷5への電力の供給が停止した場合、直流電源7から供給される電力が停止され、且つ第1半導体スイッチング素子Q5a1,Q5a2,Q5b1及びQ5b2をオフ状態に制御する。【選択図】図1


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    Titel :

    POWER DISTRIBUTION SYSTEM


    Weitere Titelangaben:

    電力分配システム


    Beteiligte:

    Erscheinungsdatum :

    2020-08-13


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR



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