To provide a redundant power supply system and a redundant power supply control method which can perform an initial check of each switch while maintaining power supply to a secondary load when the ignition transits from off to on.SOLUTION: A redundant power supply system according to an embodiment comprises: an intersystem switch; a dark current supply switch; a secondary side switch; a control unit; and a confirmation unit. The intersystem switch is provided between a primary system and a secondary system for supplying power. The dark current supply switch is provided in parallel with the intersystem switch. The secondary side switch connects and disconnects a secondary power supply from and to the secondary system. The control unit controls each switch. The confirmation unit checks whether or not each switch is fixed in a state of maintaining at least one of the intersystem switch, the dark current supply switch, and the secondary side switch in an on state when the ignition is turned from off to on.SELECTED DRAWING: Figure 1

    【課題】イグニッションオフからオンに遷移するときに、2次負荷への電力供給を維持しつつ、各スイッチのイニシャルチェックを行うことができる冗長電源システムおよび冗長電源制御方法を提供する。【解決手段】実施形態に係る冗長電源システムは、系統間スイッチと、暗電流供給スイッチと、2次側スイッチと、制御部と、確認部とを備える。系統間スイッチは、電力を供給する1次系統と2次系統との間に設けられる。暗電流供給スイッチは、系統間スイッチと並列に設けられる。2次側スイッチは、2次電源を2次系統に接続切断する。制御部は、各スイッチを制御する。確認部は、イグニッションがオフからオンにされた場合に、系統間スイッチ、暗電流供給スイッチ、および2次側スイッチのうち少なくとも1つをオン状態に維持した状態で、各スイッチが固着しているか否かのチェックを行う。【選択図】図1


    Access

    Download


    Export, share and cite



    Title :

    REDUNDANT POWER SUPPLY SYSTEM AND REDUNDANT POWER SUPPLY CONTROL METHOD


    Additional title:

    冗長電源システムおよび冗長電源制御方法


    Contributors:

    Publication date :

    2022-08-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    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 / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES



    Redundant power supply

    KHAFAGY HAFIZ SHAFEEK / VENKITESWARAN PRASAD / KEES DONATUS ANDREAS JOSEPHINE | European Patent Office | 2021

    Free access

    Redundant power supply

    BERELS DAVID JEFFEORY / THORNBURG DOUGLAS B / WATTERS BROCK | European Patent Office | 2018

    Free access

    Redundant power supply system

    VAN RAVENS RUNE | European Patent Office | 2024

    Free access

    Redundant power supply

    NORBERG OLOF / ROOS NIKLAS / HAGEMAN JOHN GERARD et al. | European Patent Office | 2023

    Free access

    REDUNDANT POWER SUPPLY

    NORBERG OLOF / ROOS NIKLAS / HAGEMAN JOHAN GERARD et al. | European Patent Office | 2022

    Free access