TRANSFORMER-CORE
    1.
    发明申请
    TRANSFORMER-CORE 审中-公开
    变压器铁芯

    公开(公告)号:WO2013107480A1

    公开(公告)日:2013-07-25

    申请号:PCT/EP2012/005058

    申请日:2012-12-07

    CPC classification number: H01F27/25 H01F27/263 H01F30/12 H01F41/0226

    Abstract: The invention is related to a transformer core (30, 50, 80, 100, 110), comprising at least three hollow-cylindrical rectangular shaped core-discs (10, 42, 44, 46, 52, 54, 56, 82, 84, 102, 104, 112) wound from a magnetic band-like material (12, 14, 16), wherein two opposed limb areas (20, 22) and an upper (24) and lower (26) yoke area are formed along a circumferential path (18a, 18b, 18c, 18d). The core-discs (10, 42, 44, 46, 52, 54, 56, 82, 84, 102, 104, 112) comprise one first (60, 64, 90, 94) and at least one second (58, 62, 86) slanted area parallel to the circumferential path (18a, 18b, 18c, 18d) in the belonging limb (20, 22) area. The at least three core-discs (10, 42, 44, 46, 52, 54, 56, 82, 84, 102, 104, 112) are connected according to a polygonal layout (48) at their belonging first slanted areas (60, 64, 90, 94), which are arranged adjacently face to face. At least one flat plate (66, 68, 88, 92, 106) is foreseen in each limb area (20, 22), which is connected even and stiff with a belonging adjacent slanted area (58, 60, 62, 64, 86, 90, 94).

    Abstract translation: 本发明涉及一种变压器铁芯(30,50,80,100,110),其包括至少三个中空圆柱形矩形芯盘(10,42,44,46,52,54,56,82,84) ,102,104,112)从磁带状材料(12,14,16)缠绕,其中两个相对的肢体区域(20,22)和上部(24)和下部(26)磁轭区域沿着 圆周路径(18a,18b,18c,18d)。 芯盘(10,42,44,46,52,54,56,82,84,102,104,112)包括一个第一(60,64,90,94)和至少一个第二(58,62 ,86)平行于所述肢体(20,22)区域中的圆周路径(18a,18b,18c,18d)的倾斜区域。 至少三个芯盘(10,42,44,46,52,54,56,82,84,102,104,112)根据其所属的第一倾斜区域(60)处的多边形布局(48)连接 ,64,90,94),其相邻地面对面地排列。 在每个肢体区域(20,22)中预见到至少一个平板(66,68,88,92,106),其平行且刚性地与所属的相邻倾斜区域(58,60,62,64,86)连接 ,90,94)。

    LEISTUNGSTRANSFORMATOR MIT AMORPHEM KERN
    2.
    发明申请
    LEISTUNGSTRANSFORMATOR MIT AMORPHEM KERN 审中-公开
    非晶合金铁芯电力变压器

    公开(公告)号:WO2010115516A1

    公开(公告)日:2010-10-14

    申请号:PCT/EP2010/001796

    申请日:2010-03-23

    CPC classification number: H01F41/0226 H01F27/06 H01F27/306 H01F30/12

    Abstract: Die Erfindung betrifft einen Transformator in Trockenbauweise mit einem Kern aus amorphem Material, welches empfindlich gegen mechanische Beanspruchungen ist, mit wenigstens einem den Kern umgebenden, aus wenigstens je einer Primärwicklung und Sekundärwicklung gebildeten Wicklungskörper sowie mit wenigstens einer Haltevorrichtung, sowie ein Verfahren zu dessen Herstellung, wobei die Haltevorrichtung zur Fixierung der wenigstens je einen Primärwicklung und Sekundärwicklung dient und hierzu den wenigstens einen Wicklungskörper jeweils an dessen Stirnseiten beaufschlagt.

    Abstract translation: 本发明涉及在干法施工与无定形物质的芯的变压器,其是对机械应力敏感,围绕至少一个芯,在每种情况下,至少一个初级绕组和次级绕组形成卷绕体和具有至少一个保持装置,以及用于其生产的方法, 其中,用于固定所述保持装置中的至少每一个用作初级绕组和次级绕组,并且该作用在所述至少一个线圈体在端部侧上每种情况下。

    ON-LOAD TAP-CHANGER FOR DRY TRANSFORMERS AND DRY TRANSFORMER
    3.
    发明申请
    ON-LOAD TAP-CHANGER FOR DRY TRANSFORMERS AND DRY TRANSFORMER 审中-公开
    干式变压器和干式变压器的负载变压器

    公开(公告)号:WO2016023660A1

    公开(公告)日:2016-02-18

    申请号:PCT/EP2015/063526

    申请日:2015-06-17

    CPC classification number: H01H9/0016 H01H33/021 H01H2009/0022 H01H2050/025

    Abstract: The invention is related to an on-load tap-changer (10, 40, 60, 80) for dry transformers, comprising an electric insulating hollow casing (12, 62) extending around a virtual axis (14, 70), wherein several electric contact sections (16, 18, 20, 22) are foreseen along the inner surface of the hollow casing (12, 62), which are electrically joined through the wall of the hollow casing (12, 62) and a selector contact in the inner of the casing which is rotatable around the virtual axis and that's radial outer end is selectively connectable with one of the contact sections by a respective rotation. The inner space (30) of the hollow casing (12, 62) is hermetically sealed and filled with a preferably pressured insulating gas. The invention is also related to a transformer with an on-load tap-changer (10, 40, 60, 80).

    Abstract translation: 本发明涉及一种用于干式变压器的有载分接开关(10,40,60,80),包括围绕虚拟轴线(14,70)延伸的电绝缘中空壳体(12,62),其中几个电 沿着中空壳体(12,62)的内表面预见接触部分(16,18,20,22),其通过中空壳体(12,62)的壁电连接,并且内部的选择器接触件 可绕虚拟轴线旋转并且径向外端部通过相应的旋转可选择性地与一个接触部分连接。 中空壳体(12,62)的内部空间(30)被气密地密封并填充有优选的加压绝缘气体。 本发明还涉及具有有载分接开关(10,40,60,80)的变压器。

    TROCKENTRANSFORMATORSPULE UND TROCKENTRANSFORMATOR
    4.
    发明申请
    TROCKENTRANSFORMATORSPULE UND TROCKENTRANSFORMATOR 审中-公开
    干式变压器线圈及干式变压器

    公开(公告)号:WO2015062838A1

    公开(公告)日:2015-05-07

    申请号:PCT/EP2014/071714

    申请日:2014-10-10

    CPC classification number: H01F27/362 H01F27/38 H01F30/12

    Abstract: Die Erfindung betrifft eine Trockentransformatorspule (10, 32, 34, 36, 52, 54, 56), umfassend eine hohlzylindrische Spule mit wenigstens einer radial innen (12) liegenden und einer radial außen (14) liegenden Wicklung. An der radial äußeren Oberfläche der Spule ist eine zumindest teilweise umlaufende und sich wenigstens über deren axiale Länge erstreckende Barrierenstruktur mit wenigstens einer Lage Leisten (16) aus einem isolierenden Material und wenigstens einer radial von diesen abgestützten Barrierewandung (18) vorgesehen, wobei die radial äußerste Barrierewandung (18) einen elektrischen Schirm (20, 42, 58, 60, 62) aufweist. Die Erfindung betrifft auch einen Trockentransformator, umfassend einen Transformatorkern mit wenigstens zwei Kernschenkeln, wobei um jeden der wenigstens zwei Kernschenkel (26) eine erfindungsgemäße Trockentransformatorspule (10, 32, 34, 36, 52, 54, 56) angeordnet, deren jeweiliger elektrischer Schirm (20, 42, 58, 60, 62) mit Erdpotential (24, 44, 64) verbunden ist.

    Abstract translation: 本发明涉及一种包括具有至少一个径向内部(12)的中空圆柱形线圈和径向外卧(14)位于卷绕的干式变压器线圈(10,32,34,36,52,54,56)。 至少部分圆周并在屏障结构的轴向长度有绝缘材料的条带中的至少一个层(16)和从该至少一个径向支承Barrierewandung(18)至少延伸设置在线圈的径向外表面,其中,所述径向最外侧上 Barrierewandung(18)包括一个电屏幕(20,42,58,60,62)。 本发明涉及包含具有至少两个芯腿变压器芯,其特征在于,围绕每个所述至少两个磁芯芯翼(26)包括根据布置在所述发明(56 10,32,34,36,52,54)的干式变压器线圈中,相​​应电屏蔽(也有干式变压器, 连接20,42,58,60,62)到地电位(24,44,64)。

    AN ACTIVE PART OF A DRY-TPYE DISTRIBUTION TRANSFORMER
    5.
    发明申请
    AN ACTIVE PART OF A DRY-TPYE DISTRIBUTION TRANSFORMER 审中-公开
    干燥聚酯分散变压器的主要部分

    公开(公告)号:WO2014154320A1

    公开(公告)日:2014-10-02

    申请号:PCT/EP2014/000567

    申请日:2014-03-05

    CPC classification number: H01F27/324 H01F27/325 H01F27/362

    Abstract: The present invention relates to an active part of a dry-type distribution transformer having an insulation system with electrical field control. An active part of the dry transformer comprising a core (1) with yokes (2) and limbs (3) having an a longitudinal axis (A) around which LV coils (4) and winding bobbin (5) is placed concentrically. The bobbin (5) has a shape of a longitudinal cylinder (5a) which is ended with annular discs (5b). The bobbin (5) is made of material having a dielectric permittivity which is two to five times higher more the dielectric permittivity of the insulating body (8) surrounding the limb (3) around the axis (A), in which the LV coils (4) and HV coils (6) are embedded. The external facial surfaces of the insulating body (8) is provided with a metallic layer (10) having such electric conductivity that the part of the insulating body (8) between an internal surface of the metallic layer (10) and an external surface of the annular disc (5b) has a thickness (d3) which is sufficient for insulation. A side surface of the cylinder (5a) is covered with a resistive layer (7) being a control shield of an electric field around the limb (3) of the core (1) and the HV coils (6) and the LV coils (4).

    Abstract translation: 本发明涉及具有电场控制的绝缘系统的干式配电变压器的有源部分。 干式变压器的有源部分包括具有轭(2)的芯(1)和具有纵向轴线(A)的四边形(3),LV线圈(4)和绕线架(5)围绕该轴线同心地放置。 线轴(5)具有以环形盘(5b)结束的纵向气缸(5a)的形状。 线轴(5)由具有介电常数的材料制成,介电常数是围绕轴线(A)围绕肢体(3)的绝缘体(8)的介电常数的两倍到五倍,其中LV线圈 4)和HV线圈(6)。 绝缘体(8)的外表面设置有具有导电性的金属层(10),绝缘体(8)的一部分位于金属层(10)的内表面和外部表面之间 环形盘(5b)具有足够的绝缘厚度(d3)。 气缸(5a)的侧表面被电阻层(7)覆盖,电阻层(7)是围绕铁心(1)的肢体(3)和HV线圈(6)和LV线圈( 4)。

    METHOD FOR MANUFACTURE OF TRANSFORMER CORES, A METHOD FOR MANUFACTURE OF A TRANSFORMER HAVING SUCH CORE AND A TRANSFORMER MANUFACTURED ACCORDING TO THIS METHOD
    7.
    发明申请
    METHOD FOR MANUFACTURE OF TRANSFORMER CORES, A METHOD FOR MANUFACTURE OF A TRANSFORMER HAVING SUCH CORE AND A TRANSFORMER MANUFACTURED ACCORDING TO THIS METHOD 审中-公开
    用于制造变压器的方法,用于制造具有这种核心的变压器的方法和根据该方法制造的变压器

    公开(公告)号:WO2011154076A1

    公开(公告)日:2011-12-15

    申请号:PCT/EP2011/002349

    申请日:2011-05-12

    CPC classification number: H01F41/0226 H01F3/04

    Abstract: The invention relates to a method for manufacture of a transformer core made of ferromagnetic material, such as amorphous metal or silicon iron, which is provided as a single ribbon layer or as multiple ribbon layers, characterized by the following steps : a) the single ribbon layers or bundle of ribbon layers of ferromagnetic material, such as amorphous metal or silicon iron, are continuously wound into loops, whereas the shape of the core loops is effected by means of an appropriate mandrel to be directly formed into its final shape; b) the single or multiple ribbon layers of the loops are being cut in that - a mechanical device or a laser is used for cutting, allowing fast and precise cutting of the ribbons, and in that - all ribbons of the loops are cut at at least one position along the circumference of each ribbon layer. Furthermore the invention relates to a method of manufacture of a transformer having a core manufactured according to the method being illustrated before as well as to a transformer provided with such a core manufactured according to the claimed method.

    Abstract translation: 本发明涉及一种制造由铁磁材料制成的变压器铁芯的方法,例如非晶金属或硅铁,其被设置为单个带状层或多个带状层,其特征在于以下步骤:a)单个带 诸如非晶态金属或硅铁的铁磁材料的层或层束被连续缠绕成环,而芯环的形状通过适当的心轴进行直接形成其最终形状; b)正在切割环的单个或多个带状层,其中使用机械装置或激光来切割,允许快速和精确地切割条带,并且 - 所有环的丝带都在 沿着每个带层的圆周至少一个位置。 此外,本发明涉及一种制造具有根据前述方法制造的芯的变压器的方法以及具有根据所要求保护的方法制造的这种芯的变压器。

    THREE-PHASE HIGH PERFORMANCE DRY-TYPE TRANSFORMER WITH EPOXY- INSULATED COILS AND METHOD FOR MANUFACTURING OF SAME
    8.
    发明申请
    THREE-PHASE HIGH PERFORMANCE DRY-TYPE TRANSFORMER WITH EPOXY- INSULATED COILS AND METHOD FOR MANUFACTURING OF SAME 审中-公开
    具有环氧绝缘线圈的三相高性能干式变压器及其制造方法

    公开(公告)号:WO2011116850A1

    公开(公告)日:2011-09-29

    申请号:PCT/EP2011/000436

    申请日:2011-02-01

    Abstract: The invention relates to a three-phase high performance dry- type transformer (10) with epoxy insulated coils (12, 14, 16) having a triangular core (20) formed by three core legs linked together by an upper yoke (18) and a lower yoke, each coil wound around its own core leg and provided with reinforcing fibres and cast resin. Furthermore it relates to a method for manufacturing same where a lower yoke is connected with core legs, each core leg is provided with a winding of copper wire, each winding is laminated with reinforcing fibres, rovings, or prepregs made thereof, in each winding a tube like body is fitted in order to form a channel for discharging heat losses during operation, and each coil is provided with cast resin. Each coil is then shifted on the respective core leg, the upper yoke is connected to the core legs, and the electrical installation of the conductors of each coil is finalized.

    Abstract translation: 本发明涉及一种具有环氧绝缘线圈(12,14,16)的三相高性能干式变压器(10),其具有通过上磁轭(18)连接在一起的三芯铁心构成的三角形铁心(20)和 一个下轭,每个线圈缠绕在自己的芯腿上,并配有增强纤维和浇铸树脂。 此外,本发明涉及一种制造方法,其中下轭与芯腿连接,每个芯腿设置有铜线绕组,每个绕组在每个绕组a中与其制成的增强纤维,粗纱或预浸料层压 管状体装配以形成用于在操作期间排出热损失的通道,并且每个线圈都设置有浇注树脂。 然后,每个线圈在相应的芯腿上移动,上轭连接到芯腿,并且每个线圈的导体的电气安装被完成。

    VERFAHREN ZUR HERSTELLUNG EINER KERN/SPULEN-KONFIGURATION EINES TRANSFORMATORS ODER EINER DROSSELSPULE SOWIE KERN/SPULEN-KONFIGURATION
    10.
    发明申请
    VERFAHREN ZUR HERSTELLUNG EINER KERN/SPULEN-KONFIGURATION EINES TRANSFORMATORS ODER EINER DROSSELSPULE SOWIE KERN/SPULEN-KONFIGURATION 审中-公开
    一种用于生产变压器或扼流线圈和铁芯/线圈结构的核心/线圈结构

    公开(公告)号:WO2010112152A1

    公开(公告)日:2010-10-07

    申请号:PCT/EP2010/001795

    申请日:2010-03-23

    CPC classification number: H01F27/306 H01F41/0226

    Abstract: Es wird ein Verfahren zur Herstellung einer Kern/Spulen-Konfiguration eines Transformators oder einer Drosselspule vorgeschlagen, welches dadurch gekennzeichnet ist, dass in einem ersten Schritt zur Bildung von Vormontageeinheiten (6, 7, 8, 9) ein kompressibles Abstützmaterial (4) in einen starren Rahmen (5) eingedrückt wird, wobei die Seitenschenkellänge (a) des Abstützmaterials (4) dem definierten gewünschten Abstand zwischen Kern (2) und Spule (3) entspricht und die Seitenschenkellänge (b) des Rahmens (5) kleiner als die Seitenschenkellänge des Abstützmaterials (4) ist, dass in einem zweiten Schritt die Vormontageeinheiten (6, 7, 8, 9) zwischen Kern (2) und Spule (3) eingebracht werden und dass in einem dritten Schritt der starre Rahmen (5) vom Abstützmaterial (4) entfernt wird, so dass Abstützungen (10, 11, 12, 13) zwischen Kern (2) und Spule (3) gebildet werden.

    Abstract translation: 它提出了一种方法,用于制造变压器或扼流线圈,其特征在于,在形成预装配单元中的第一步骤的芯/线圈结构(6,7,8,9)包括可压缩的背衬材料(4)在一个 刚性框架(5)被按压时,所述侧腿长度(a)的背衬材料(4)对应于所述芯(2)和卷轴之间的定义的期望的距离(3)和所述侧腿的长度(b)该帧的(5)比的侧腿长度小 背衬材料(4),即在第二步骤中,预组装单元(6,7,8,9)的芯(2)和线圈(3)之间被引入,以及在第三步骤中,所述刚性框架(支承材料4的(5) )被除去,使得芯(2)和线圈(3)之间的支柱(10,11,12,13)形成。

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