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    • 4. 发明申请
    • TRANSFORMER WITH SHIELDING RINGS IN WINDINGS
    • 变压器与绕组中的屏蔽环
    • WO2012000983A1
    • 2012-01-05
    • PCT/EP2011/060797
    • 2011-06-28
    • ABB TECHNOLOGY AGMURILLO, RafaelROY, CarlosSMAJIC, JasminDONZEL, LiseTEPPER, JensLETOSA FLETA, JesusUSON, AntonioVILLÉN, Maria TeresaSAMPLON, Miguel
    • MURILLO, RafaelROY, CarlosSMAJIC, JasminDONZEL, LiseTEPPER, JensLETOSA FLETA, JesusUSON, AntonioVILLÉN, Maria TeresaSAMPLON, Miguel
    • H01F27/36
    • H01F27/362H01F27/2885H01F41/06Y10T29/49071
    • The invention relates to the shielding of windings of a transformer, in particular to a coil and electric shielding arrangement for a transformer, a transformer with the arrangement and a method of manufacturing a coil and electric shielding arrangement for a transformer. A coil and electric shielding arrangement (200) for a dry-type transformer is provided, wherein an electric shielding device (120, 204) is arranged at a distance (D1, D2) to a winding (103, 202) at an axial end (116, 118) of the winding (103, 202) perpendicular to a longitudinal axis (A) of the transformer and parallel to the top surface of a cylindrical-shaped coil which is wound by the winding (103, 202) around the axis (A) such that the electric shielding device (120, 204) covers the cross-section area of the winding (103, 202) perpendicular to the longitudinal axis (A). Another such electric shielding device (120, 204) may be arranged at the other axial end of the winding (103, 202). An insulation material (201) is attached to the winding (103, 202) and to the electric shielding device (120, 204) providing the distance (D1, D2) between the winding (103, 202) and the electric shielding device (120, 204) along the longitudinal axis (A) such that an environment of the winding (103, 202) is shielded against the electric field of the winding (103, 202). The winding (103, 202) and the electric shielding device (120, 204) are casted in a block which insulates the electric shielding device (120, 204) from the electric field of the winding (103, 202) by providing a distance between the winding (103, 202) and the electric shielding device (120, 204).
    • 本发明涉及变压器的绕组屏蔽,特别涉及用于变压器的线圈和电屏蔽装置,具有该装置的变压器以及制造用于变压器的线圈和电屏蔽装置的方法。 提供了一种用于干式变压器的线圈和电屏蔽装置(200),其中电屏蔽装置(120,204)在轴向端部(D1,D2)与绕组(103,202)的距离 (103,202)垂直于所述变压器的纵向轴线(A)并且平行于由所述绕组(103,202)围绕所述轴线缠绕的圆柱形线圈的顶表面的所述线圈(116,118) (A),使得电屏蔽装置(120,204)覆盖垂直于纵向轴线(A)的绕组(103,202)的横截面面积。 另一个这种电屏蔽装置(120,204)可以布置在绕组(103,202)的另一个轴向端。 绝缘材料(201)附接到绕组(103,202)和电屏蔽装置(120,204),提供绕组(103,202)和电屏蔽装置(120)之间的距离(D1,D2) ,204)沿着纵向轴线(A),使得绕组(103,202)的环境被屏蔽在绕组(103,202)的电场上。 绕组(103,202)和电屏蔽装置(120,204)被浇铸在通过提供绕组(103,202)和电屏蔽装置(120,204)之间的距离的方式将电屏蔽装置(120,204)与绕组(103,202)的电场绝缘的块中, 绕组(103,202)和电屏蔽装置(120,204)。
    • 5. 发明申请
    • TRANSFORMER COMPRISING A HEAT PIPE
    • 包含热管的变压器
    • WO2011029488A1
    • 2011-03-17
    • PCT/EP2009/066570
    • 2009-12-08
    • ABB RESEARCH LTDCHARTOUNI, DanielKAUFMANN, LilianKAUFMANN, PatrickMURILLO, RafaelSMAJIC, JasminDONZEL, Lise
    • CHARTOUNI, DanielKAUFMANN, LilianKAUFMANN, PatrickMURILLO, RafaelSMAJIC, JasminDONZEL, Lise
    • H01F27/08
    • H01F41/127H01F27/2871H01F27/322Y10T29/49071
    • The present invention relates to a transformer comprising a primary coil designated to be connected with a source of voltage and a secondary coil designated to be connected with a load. At least one of the coils comprises a first conductor layer comprising one or more disc windings arranged in an axial direction of the coil, said one or more disc windings comprising a conductor wound into a plurality of concentric turns; a second conductor layer disposed over the first conductor layer, the second conductor layer comprising one or more disc windings arranged in an axial direction of the coil, said one or more disc windings comprising a conductor wound into a plurality of concentric turns; and at least one heat pipe for dissipating heat energy from the coil, said heat pipe comprising at least one heat pipe evaporator. The transformer comprises at least one heat pipe evaporator which is positioned between the first conductor layer and the second conductor layer of the coil in which it is comprised.
    • 本发明涉及一种变压器,包括被指定为与电压源连接的初级线圈和指定为与负载连接的次级线圈。 所述线圈中的至少一个包括第一导体层,所述第一导体层包括沿所述线圈的轴向布置的一个或多个盘绕组,所述一个或多个盘绕组包括卷绕成多个同心圆的导体; 设置在所述第一导体层上的第二导体层,所述第二导体层包括沿所述线圈的轴向布置的一个或多个盘绕组,所述一个或多个盘绕组包括卷绕成多个同心圆的导体; 以及至少一个用于从线圈散热的热管,所述热管包括至少一个热管式蒸发器。 变压器包括至少一个热管式蒸发器,其位于第一导体层和包含线圈的第二导体层之间。
    • 6. 发明申请
    • CAPACITIVE VOLTAGE TRANSFORMER
    • 电容式电压互感器
    • WO2009068047A1
    • 2009-06-04
    • PCT/EP2007/010288
    • 2007-11-27
    • ABB RESEARCH LTDDONZEL, LiseFUHRMANN, HenningCARLEN, Martin
    • DONZEL, LiseFUHRMANN, HenningCARLEN, Martin
    • H01G4/32H01G4/015H01G4/38
    • H01G4/32H01G4/015H01G4/385
    • A high voltage winding (8) carried by a conductor rod (9) consists of a conductively coated film (1) with an insulating polymer base (2) which carries on one surface metallized conductive areas (3) separated by interstices (4). A low voltage winding (11) is supported by' the high voltage winding (8) and consists of a first conductive foil (12) and a second conductive foil (13), preferably aluminium foils, insulated from each other by a first insulating film (14) and a second insulating film one of which is preferably formed by a part of the conductively coated film (1) extending over the low voltage winding (11). The first conductive foil (12) which serves as a measuring electrode is in direct contact with at least one of the conductive areas (3) of the conductively coated film (1) whereby reliable electrical contact between the high voltage winding (8) and the low voltage winding (11) is established with no intervening parts 'being required.
    • 由导体棒(9)承载的高压绕组(8)由具有绝缘聚合物基底(2)的导电涂覆膜(1)组成,所述绝缘聚合物基底(2)承载由间隙(4)分开的一个表面上的金属化导电区域(3)。 低压绕组(11)由高压绕组(8)支撑,并由第一导电箔(12)和第二导电箔(13)组成,优选铝箔由第一绝缘膜彼此绝缘 (14)和第二绝缘膜,其中优选由在低压绕组(11)上延伸的导电涂覆膜(1)的一部分形成。 用作测量电极的第一导电箔(12)与导电涂覆膜(1)的导电区域(3)中的至少一个直接接触,由此高压绕组(8)和 建立低压绕组(11),不需要中间部件。
    • 7. 发明申请
    • A CAPACITOR AND A VOLTAGE TRANSFORMER
    • 电容器和电压变压器
    • WO2009068081A1
    • 2009-06-04
    • PCT/EP2007/062874
    • 2007-11-27
    • ABB RESEARCH LTDDONZEL, LiseFUHRMANN, HenningOSTROWSKI, JoergCARLEN, Martin
    • DONZEL, LiseFUHRMANN, HenningOSTROWSKI, JoergCARLEN, Martin
    • H01G4/012H01G4/32
    • H01G4/012H01G4/015H01G4/32
    • A capacitor comprises a winding made from a film (1). The film (1) comprises a base (2) consisting of an electrically insulating polymer which carries on one of its surfaces a 5 sequence of conductive areas (3) where the base (2) carries an electrically conductive coating, separated by non-coated interstices (4). The conductive areas (3) are all of the same shape and size, preferably forming parallelograms aligned with a longitudinal direction of the film (1) and of 10 equal lateral positions on the base (2). The capacitor has a plurality of essentially concentric electrodes which are insulated from each other and consist each of one or more electrode layers formed by one of the conductive areas (3) and separated by dielectric layers formed by sections of the 15 base (2). The capacitor is easy to produce by the winding of the film (1) on a suitable support and has high voltage withstand capacity. It can be used as a high voltage capacitor in a capacitive voltage transformer in series with a conventional low voltage capacitor wound from two 20 superposed conductively coated films.
    • 电容器包括由薄膜(1)制成的绕组。 膜(1)包括由电绝缘聚合物构成的基体(2),该电绝缘聚合物在其一个表面上承载5个导电区域(3),其中基底(2)承载导电涂层,由未涂覆 间隙(4)。 导电区域(3)都具有相同的形状和尺寸,优选地形成与膜(1)的纵向方向对准的平行四边形和基部(2)上的10个相等的横向位置。 电容器具有彼此绝缘的多个基本上同心的电极,并且由一个或多个由一个导电区域(3)形成并由由15个基底(2)的部分形成的电介质层分离的电极层组成。 电容器容易通过在合适的支撑上卷绕膜(1)产生并具有高耐压容量。 它可以用作电容式电压互感器中的高压电容器,与从20个重叠的导电涂膜中卷绕的常规低压电容串联。