The invention provides an electronic star-sealing power supply device and an elevator system.The electronic star-sealing power supply device comprises a flyback circuit, a first selection circuit and a booster circuit, the flyback circuit outputs power supply voltage to an electronic star-sealing circuit, and the electronic star-sealing power supply device is characterized in that the flyback circuit is connected to an emergency power supply and a system power supply through the first selection circuit; the first selection circuit is configured to select the system power supply to provide voltage to the flyback circuit when the system power supply voltage is higher than the emergency power supply voltage; when the system power supply voltage is lower than the emergency power supply voltage, the emergency power supply is selected to provide voltage to the flyback circuit; the input end of the booster circuit is connected to the first selection circuit, the output end of the booster circuit is connected to the flyback circuit, and the booster circuit is configured to boost the output voltage of the first selection circuit when the output voltage of the first selection circuit is smaller than a preset voltage value. According to the scheme, the emergency power supply utilization rate and braking reliability can be improved.

    本申请提供一种电子封星供电装置及电梯系统,电子封星供电装置包括反激电路、第一选择电路、升压电路,反激电路输出供电电压至电子封星电路,其特征在于,装置还包括:反激电路通过第一选择电路连接至应急电源及系统电源;第一选择电路被配置为,当系统电源电压高于应急电源电压时,选择系统电源向反激电路提供电压;当系统电源电压低于应急电源电压时,选择应急电源向反激电路提供电压;升压电路输入端连接至第一选择电路,输出端连接至反激电路,升压电路被配置为当第一选择电路的输出电压小于预设电压值时抬升第一选择电路的输出电压。上述方案,能够提高应急电源利用率以及制动可靠性。


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    Title :

    Electronic star-sealing power supply device and elevator system


    Additional title:

    电子封星供电装置及电梯系统


    Contributors:
    CHEN QIUZHI (author) / FAN KAI (author) / CAI WEI (author)

    Publication date :

    2025-01-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B66B Aufzüge , ELEVATORS



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