The invention provides an electrified railway in-phase energy storage power supply system and a control method, and relates to the technical field of electrified railway traction power supply. The electrified railway in-phase energy storage power supply system comprises a traction transformer, a photovoltaic in-phase energy storage device, a current transformer arranged on a traction feeder line and a voltage transformer arranged on an in-phase traction bus. The photovoltaic in-phase energy storage device is composed of an in-phase photovoltaic bridge arm, a capacitor bridge arm and an in-phase energy storage bridge arm. The traction transformer adopts a three-phase/two-phase wiring form, the network side is connected to a three-phase power system, one phase of traction side winding is directly connected to an in-phase traction bus, the other phase of traction side winding is connected to the in-phase traction bus through a photovoltaic in-phase energy storage device, and the in-phasepower supply bus is connected with a traction network through a feeder line; the measuring ends of the voltage transformer and the current transformer are respectively connected with the detection signal input end of the measurement and control unit, and the control signal output end of the measurement and control unit is connected with the control end of the photovoltaic in-phase energy storage device.

    本发明提供了一种电气化铁路同相储能供电系统及控制方法,涉及电气化铁路牵引供电技术领域,包括牵引变压器、光伏同相储能装置以及设置在牵引馈线上的电流互感器和同相牵引母线上电压互感器;光伏同相储能装置由同相光伏桥臂、电容桥臂及同相储能桥臂组成;牵引变压器采用三相/两相接线形式,网侧接入三相电力系统,其中一相牵引侧绕组直接接入同相牵引母线,另一相牵引侧绕组通过光伏同相储能装置接入同相牵引母线,同相供电母线通过馈线与牵引网相连;电压互感器和电流互感器测量端分别与测控单元的检测信号输入端连接,测控单元的控制信号输出端与光伏同相储能装置的控制端连接。


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    Title :

    Electrified railway in-phase energy storage power supply system and control method


    Additional title:

    一种电气化铁路同相储能供电系统及控制方法


    Contributors:
    HUANG XIAOHONG (author) / LI QUNZHAN (author) / REN TAO (author) / WANG HANLIN (author) / PENG YOU (author) / SUN KE (author) / YANG NAIQI (author)

    Publication date :

    2021-01-01


    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 / B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES



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