An ECU (75) controls drive signals (D1, D2) output to relays (50, 52). A current sensor (55) detects current flowing between the relay (50) and a power supply port (40). A connection circuit (60) is configured to electrically connect a first section (L12) with a second section (L21) when one of the drive signals (D1, D2) is activated by the ECU (75). The first section (L12) is between the current sensor (55) and the power supply port (40) in a power line (L1). The second section (L21) is between the relay (52) and the power supply port (40) in a power line (L2).


    Access

    Download


    Export, share and cite



    Title :

    POWER SUPPLY APPARATUS WITH RELAY CONTACT WELDING DETECTION AND VEHICLE INCLUDING THE SAME


    Additional title:

    STROMVERSORGUNGSVORRICHTUNG MIT DETEKTION VERSCHMOLZENER RELAISKONTAKTE UND MIT DERSELBEN AUSGESTATTETES FAHRZEUG
    APPAREIL D'ALIMENTATION ÉLECTRIQUE AVEC DÉTECTION DE SOUDURE DE CONTACTS DE RELAIS ET VÉHICULE LE COMPORTANT


    Contributors:
    MORI KAZUYA (author)

    Publication date :

    2016-08-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / H01H Elektrische Schalter , ELECTRIC SWITCHES



    RELAY WELDING DETECTION DEVICE, POWER SUPPLY CONTROL DEVICE INCLUDING SAME, AND WELDING DETECTION METHOD

    MATSUKAWA KOJI / NAKAZAWA TAKASHI / MASAI SHIGEO | European Patent Office | 2018

    Free access

    POWER SUPPLY CONTROL DEVICE, WELDING DETECTION METHOD AND RELAY WELDING DETECTION DEVICE

    MATSUKAWA KOJI / NAKAZAWA TAKASHI / MASAI SHIGEO | European Patent Office | 2018

    Free access

    POWER SUPPLY APPARATUS AND VEHICLE INCLUDING THE SAME

    MORI KAZUYA | European Patent Office | 2016

    Free access

    VEHICLE-MOUNTED POWER SUPPLY SYSTEM, RELAY BOX, AND RELAY CONTROL APPARATUS

    YASUNORI HIROMICHI | European Patent Office | 2019

    Free access