The invention relates to an inverter control system and an inverter control method. Even if a part of the inverters connected in parallel fails, the operation of the elevator can be continued. The inverter control system supplies power to a motor driving an elevator through N (N is an integer greater than 2) inverters connected in parallel and controls the inverters connected in parallel, and is provided with a fault signal receiving part (192) and a fault signal processing part (192), the abnormal signal receiving unit is used for receiving abnormal signals of inverters by taking N inverters which are connected in parallel into a plurality of groups as units; and a gate command unit (191) that operates inverters of a group other than the group in which the malfunction signal reception unit has received the abnormal signal.

    本发明涉及逆变控制系统以及逆变控制方法。即使是并联连接的逆变器的一部分发生了故障的情况,也能继续升降机的运转。逆变控制系统通过与N个(N为2以上的整数)并联连接的逆变器对驱动升降机的电动机供给电源,并控制并联连接的各个逆变器,在该逆变控制系统中,具备:故障信号接收部(192),其以将并联连接的N个的逆变器分成多个群的群为单位来接收逆变器的异常信号;和门控指令部(191),其使故障信号接收部接收到异常信号的群以外的群的逆变器工作。


    Access

    Download


    Export, share and cite



    Title :

    Inverter control system and inverter control method


    Additional title:

    逆变控制系统以及逆变控制方法


    Contributors:

    Publication date :

    2023-06-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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 / B66B Aufzüge , ELEVATORS



    INVERTER CONTROL METHOD AND INVERTER CONTROL SYSTEM

    KIKUCHI TAKAHIRO / NAGAYAMA KAZUTOSHI | European Patent Office | 2021

    Free access

    INVERTER SYSTEM AND INVERTER CONTROL METHOD

    ENDO KOJI / ONO YUMEKI | European Patent Office | 2019

    Free access

    INVERTER CONTROL METHOD AND INVERTER CONTROL SYSTEM

    KIKUCHI TAKAHIRO / NAGAYAMA KAZUTOSHI | European Patent Office | 2019

    Free access

    INVERTER CONTROL SYSTEM AND INVERTER CONTROL METHOD

    SEKI MAKI / TAKAYAMA NAOKI / SAKOTA TOMOJI | European Patent Office | 2023

    Free access

    INVERTER CONTROL SYSTEM AND INVERTER CONTROL METHOD

    SEKI MAKI / TAKAYAMA NAOKI / SAKOTA TOMOJI | European Patent Office | 2023

    Free access