ELECTRICITY GENERATION SYSTEM THAT WITHSTANDS VOLTAGE DIPS
    61.
    发明公开
    ELECTRICITY GENERATION SYSTEM THAT WITHSTANDS VOLTAGE DIPS 有权
    ELEKTRIZITÄTSERZEUGUNGSSYSTEMMITBESTÄNDIGKEITGEGENÜBERSPANNUNGSABFÄLLEN

    公开(公告)号:EP2581601A1

    公开(公告)日:2013-04-17

    申请号:EP10733019.3

    申请日:2010-06-14

    摘要: The invention comprises a doubly-fed generator (2), the rotor thereof is connected to the power grid (3) by a back-to-back converter (4) and the stator thereof is connected to the power grid (3), essentially standing out for additionally comprising at least one first additional impedance (5) connected in parallel between the generator (2) rotor and the back-to-back converter (4); at least one second additional impedance (6) connected to the generator stator (2); and at least one control unit capable of governing the additional impedances (5, 6).

    摘要翻译: 本发明包括双馈发电机(2),其转子通过背对背转换器(4)连接到电网(3),其定子连接到电网(3),基本上 另外包括在发电机(2)转子和背靠背转换器(4)之间并联连接的至少一个第一附加阻抗(5); 连接到发电机定子(2)的至少一个第二附加阻抗(6); 以及能够控制附加阻抗(5,6)的至少一个控制单元。

    SYSTEM AND METHOD FOR CONTROL AN ELECTRIC GENERATOR
    62.
    发明公开
    SYSTEM AND METHOD FOR CONTROL AN ELECTRIC GENERATOR 有权
    系统VERFAHREN ZUR STEUERUNG EINES STRHERERATORS

    公开(公告)号:EP2566042A1

    公开(公告)日:2013-03-06

    申请号:EP10722725.8

    申请日:2010-04-29

    IPC分类号: H02P9/00 H02P9/10

    CPC分类号: F03D7/00 H02P9/007 H02P9/102

    摘要: The invention describes a system and a method for controlling an electric generator connected to the power grid during a voltage drop in the power grid, the system comprising a back-to-back converter (2) connected between the generator (3) and the power grid (4) and also, in parallel to the generator side converter (2a), rectifying means (5) connected in series between the generator (3) and the DC-link (2b) of the back-to-back converter (2), thus providing an alternative way for the energy excess at the generator side to enter the DC-link (2b).

    摘要翻译: 本发明描述了一种系统和方法,用于在电力系统的电压降期间控制连接到电网的发电机的系统和方法,该系统包括连接在发电机(3)和电力之间的背对背转换器(2) 电网(4),并且与发电机侧转换器(2a)并联连接,整流装置(5)串联连接在发电机(3)和背对背转换器(2)的直流链路(2b)之间 ),从而为发电机侧的能量过剩提供了进入DC链路(2b)的替代方式。