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1. (WO2018099737) SEMI-HYBRID TRANSFORMER CORE

Pub. No.:    WO/2018/099737    International Application No.:    PCT/EP2017/079631
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Sat Nov 18 00:59:59 CET 2017
IPC: H01F 3/02
H01F 27/245
H01F 41/02
H01F 3/10
Applicants: ABB SCHWEIZ AG
Inventors: PRADHAN, Manoj
Title: SEMI-HYBRID TRANSFORMER CORE
Abstract:
There is provided a transformer core. The transformer core comprises a first yoke and a second yoke. The transformer core comprises at least two limbs extending between the first yoke and the second yoke. The first yoke is of grain-oriented steel. At least one of the second yoke and one of the at least two limbs is of amorphous steel. A method of manufacturing such a transformer core is also disclosed.