Title:
TRANSFORMER CORE
Document Type and Number:
WIPO Patent Application WO/2022/112502
Kind Code:
A3
Abstract:
A transformer core and methods to form the transformer core are provided. At least one lamination layer of the plurality of lamination layers of the transformer core includes a first side limb component, a second side limb component, an upper yoke component including one or more upper yoke segments, a lower yoke component including one or more lower yoke segments, and an intermediate limb component including a first intermediate limb segment and a second intermediate limb segment. The upper yoke component is disposed in between an upper end of the first and second side limb component, the lower yoke component is disposed in between a lower end of the first and second side limb component, and a first end and a second end of the intermediate limb component is disposed in between two consecutive upper yoke segments and two consecutive lower yoke segments, respectively, where at least one of the upper yoke segment and the lower yoke segment is trapezoidal in structure.
Inventors:
TANK JIGAR (IN)
AGRAWAL ABHAY (IN)
AGRAWAL ABHAY (IN)
Application Number:
PCT/EP2021/083167
Publication Date:
July 21, 2022
Filing Date:
November 26, 2021
Export Citation:
Assignee:
ABB POWER GRIDS SWITZERLAND AG (CH)
International Classes:
H01F3/02; H01F27/245; H01F27/26; H01F41/02
Domestic Patent References:
| WO2013012506A1 | 2013-01-24 |
Foreign References:
| JPH0272607A | 1990-03-12 |
Attorney, Agent or Firm:
MICHALSKI HÜTTERMANN & PARTNER PATENTANWÄLTE MBB (DE)
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