Abstract:
The invention is directed to a transformer and a method of manufacturing the same, wherein the transformer has a cylindrical disc-wound coil that includes a layer of cooling ducts disposed between first and second conductor layers. The first and second conductor layers each have a plurality of disc windings arranged in an axial direction of the disc-wound coil. Each of the disc windings includes a conductor wound into a plurality of concentric turns.
Abstract:
The invention is directed to a transformer and a method of manufacturing the same, wherein the transformer includes a coil assembly mounted to a leg of a core. The coil assembly includes a low voltage coil and an insulation spool disposed over the low voltage coil. The insulation spool is composed of an insulating material and includes a plurality of guide strips defining a plurality of series of aligned notches. A high voltage coil is mounted to the insulation spool and includes a plurality of disc windings disposed in the series of aligned notches, respectively. Each of the disc windings comprises alternating concentric conductor layers and insulating layers. The conductor layers each have a width to thickness ratio of greater than 20:1.
Abstract:
Método de fabricación de un transformador (10) que incluye: la formación de una bobina de devanado de disco (5 30,66) que incluye: la formación de una primera capa conductora (38, 68) que comprende una pluralidad de devanados dedisco conectados en serie (42, 43, 72, 74) dispuestos en una dirección axial de la bobina de devanadode disco (30, 66), cada uno de los devanados de disco (42, 43, 72, 74) comprende un conductor (44,45, 76, 78) devanado en una pluralidad de giros concéntricos; y caracterizado por el hecho de queéste comprende: la formación de una segunda capa conductora (56, 88) sobre la primera capa conductora (38,68), la segunda capa conductora (56, 88) comprende una pluralidad de devanados de discoconectados en serie (58, 90, 92) dispuestos en una dirección axial de la bobina de devanadode disco (30, 66), cada uno de los devanados de disco (58, 90, 92) comprende un conductor(60, 94, 96) devanado en una pluralidad de giros concéntricos.