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    • 67. 发明公开
    • A FAULT CURRENT LIMITER
    • 一个故障限流器
    • EP2481069A1
    • 2012-08-01
    • EP10818167.8
    • 2010-09-27
    • Zenergy Power Pty Ltd
    • DARMANN, Frank
    • H01H73/00H01F38/00H01F29/14H01H75/00
    • H01F38/00H01F38/023
    • A three phase fault current limiter (FCL 6) has three spaced apart input terminals (7) for electrically connecting to respective terminals (5) of a transformer (2). Three output terminals (8) electrically connect FCL (6) with a load circuit (9) which draws load current I
      LOAD . FCL (6) includes a multi-post magnetically saturable core (11) and three AC coils (12, 13 and 14) for electrically connecting terminals (7) to respective terminals (8). Coils (12, 13 and 14) allow I
      LOAD to flow from a power station (4) to circuit (9). Coils (12, 13 and 14) include respective pairs of series connected high voltage cables (15a and 15b, 16a and 16b and 17a and 17b) wound about core (11). Two generally triangular spaced apart DC coils (19, 20) induce a magnetic field in at least that portion of core (11) about which the cables are wound. The field magnetically biases core (11) such that coils (12, 13 and 14) individually move from a low impedance state to a high impedance state in response to I
      LOAD approaching I
      MAX .
    • 三相故障电流限制器(FCL 6)具有三个间隔开的输入端子(7),用于电连接到变压器(2)的相应端子(5)。 三个输出端子(8)将FCL(6)与引入负载电流I LOAD的负载电路(9)电连接。 FCL(6)包括用于将端子(7)电连接到相应端子(8)的多柱磁饱和磁芯(11)和三个AC线圈(12,13和14)。 线圈(12,13和14)允许I LOAD从发电站(4)流到回路(9)。 线圈(12,13和14)包括绕芯线(11)缠绕的各对串联连接的高压电缆(15a和15b,16a和16b以及17a和17b)。 两个大致三角形的间隔开的DC线圈(19,20)在至少缠绕电缆的芯部(11)的部分中感应出磁场。 响应于I LOAD接近I MAX,磁场对磁芯(11)进行磁偏置,使得线圈(12,13和14)从低阻抗状态单独地移动到高阻抗状态。
    • 68. 发明授权
    • ANORDNUNG ZUR BERÜHRUNGSLOSEN INDUKTIVEN ÜBERTRAGUNG ELEKTRISCHER LEISTUNG
    • ANORDNUNG ZURBERÜHRUNGSLOSENINDUKTIVENÜBERTRAGUNGELEKTRISCHER LEISTUNG
    • EP0799517B2
    • 2006-04-12
    • EP95942722.0
    • 1995-12-21
    • DaimlerChrysler AG
    • SEELIG, Anton
    • H02J5/00H01F38/00
    • H02J50/12H02J5/005H02J50/40Y10S336/02Y10T307/297
    • A device for the contactless inductive transmission of electric energy to a movable consumer has a stationary primary circuit designed as an arrangement of elongated parallel leads connected to a source of high frequency alternating voltage or current and a transmission head arranged on the movable consumer. The transmission head consists of a ferrite core and of a secondary winding that surrounds the ferrite core and is magnetically coupled to the primary circuit. The primary circuit lead arrangement has an outer lead designed as an almost closed housing (7) and a middle lead (6) arranged approximately at the centre of the housing. The current (I1) that flows in the outer lead has the same intensity but an opposite flow direction to the current in the middle lead. The middle lead (6) is surrounded by a U-shaped ferrite core (2) that carries the secondary winding (W2). In order to transmit electric energy independently and at the same time to several movable consumers, a constant medium frequency current (J1) flows through the transmission device. The current is kept constant in that the transmission arrangement is connected in parallel to a capacitor (CE) connected in series to an inductor (LE) and to a medium frequency voltage source (MFG1). A resonance is created between the inductor (LE) and the capacitor (CE) at the frequency (fo) of the medium frequency voltage source (MFG1).
    • 用于向可移动消费者非接触感应式电能传输的设备具有被设计为连接到高频交流电压或电流源的细长平行引线的布置的固定主电路和布置在可移动消费者上的传输头。 传输头由一个铁氧体磁芯和一个围绕铁氧体磁芯并与主电路磁耦合的次级绕组组成。 主电路引线装置具有被设计为几乎封闭的壳体(7)和大致布置在壳体中心处的中间引线(6)的外引线。 在外引线中流动的电流(I1)具有相同的强度,但是与中间引线中的电流相反的流动方向。 中间引线(6)由承载次级绕组(W2)的U形铁氧体磁芯(2)包围。 为了将电能独立地并且同时传输到多个可移动的消耗器,恒定的中频电流(J1)流过传输装置。 电流保持不变,因为传输装置并联连接到串联连接到电感器(LE)和中频电压源(MFG1)的电容器(CE)。 在中频电压源(MFG1)的频率(fo)下,电感(LE)和电容(CE)之间产生谐振。
    • 69. 发明公开
    • Transformer assembly, and power conversion apparatus and solar power generation apparatus using the same
    • Transformatoranordnung,Leistungswandlereinrichtung und Sonnenenergieerzeugungssystem mit demselben
    • EP1475809A3
    • 2005-04-20
    • EP04010787.2
    • 2004-05-06
    • Canon Kabushiki Kaisha
    • Toyomura, Fumitaka
    • H01F27/28H01F38/00H01F30/06
    • H01F30/06H01F5/04H01F17/045H01F27/292H01F38/00H02J7/35
    • In a transformer assembly formed by using a plurality of transformers each formed by winding a primary coil and a secondary coil around a winding core, one terminal and the other terminal of the primary coil are arranged on opposite sides of the winding core, one terminal and the other terminal of the secondary coil are arranged on opposite sides of the winding core, and N transformers in which the coils and the terminals are laid out are arrayed in the lead-out direction of the terminals of the primary coil while M transformers in which the coils and the terminals are laid out are arrayed in the lead-out direction of the terminals of the secondary coil so as to make a line which connects one terminal and the other terminal of the primary coil cross a line which connects one terminal and the other terminal of the secondary coil.
    • 在通过使用多个变压器形成的变压器组件中,每个变压器通过绕一个绕组芯缠绕初级线圈和次级线圈形成,初级线圈的一个端子和另一个端子布置在绕组芯的相对侧上,一个端子和 次级线圈的另一端子布置在绕组芯的相对侧上,并且其中布置有线圈和端子的N个变压器在初级线圈的端子的引出方向上排列,其中M个变压器 线圈和端子布置在次级线圈的端子的引出方向上,以便使连接一个线圈的一个端子和另一个端子的线路与一个端子和 次级线圈的其他端子。