OIL-FILLED TRANSFORMER AND MANUFACTURING METHOD OF TANK USING THE SAME

To provide an oil-filled transformer that considers the yield improvement and energy conservation of an oil-filled transformer.SOLUTION: In an iron-filled transformer which houses an iron core-coil assembly in which an iron core and a coil are assembled in a tank and includes insulation oil, the tan...

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Bibliographic Details
Main Authors KUDO NAOMICHI, KUWABARA MASANAO, ISHIZUKI JUNICHI, YAMAZAKI MIKI
Format Patent
LanguageEnglish
Japanese
Published 17.01.2019
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRICITY
INDUCTANCES
MAGNETS
SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
TRANSFORMERS
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Summary:To provide an oil-filled transformer that considers the yield improvement and energy conservation of an oil-filled transformer.SOLUTION: In an iron-filled transformer which houses an iron core-coil assembly in which an iron core and a coil are assembled in a tank and includes insulation oil, the tank includes a flange for mounting a lid and a body part composed of a bottom plate and a side plate, and the flange is fixed by welding on the outside of the body part, and the bottom plate is fixed by welding inside the body part, and the bottom plate uses a member hollowed out from the plate used for the flange.SELECTED DRAWING: Figure 2 【課題】油入変圧器の歩留り向上と省エネを考慮した油入変圧器を提供することを目的とする。【解決手段】鉄心とコイルとを組み立てた鉄心−コイル組立体をタンク内に収納し、絶縁油を入れてなる油入変圧器であって、タンクは、蓋を取付けるためのフランジと、底板と、側板からなる胴体部で構成され、フランジは胴体部の外側で溶接により固定され、底板は胴体部の内側で溶接により固定され、底板はフランジに用いる板からくり抜いた部材を使用するように構成する。【選択図】図２
Bibliography:Application Number: JP20170121129