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公开(公告)号：US20240421568A1
公开(公告)日：2024-12-19
申请号：US18718115
申请日：2022-11-15
Applicant: ABB Schweiz AG
Inventor： Harald Fretheim , Oistein Martinsen , Stian Ingebrigtsen , Vitor Hugo Eiti Moritsugu
Abstract: A subsea substation system including: an oil-filled water impermeable enclosure; an AC-transformer, and at least one overcurrent device electrically connected to the AC-transformer, the at least one overcurrent device, the AC-transformer, and the electrical connections between them are accommodated in the oil-filled water impermeable enclosure, wherein the enclosure includes thermal zones within the enclosure, wherein the AC-transformer is arranged in a first thermal zone and the overcurrent devices are arranged in a second thermal zone of the enclosure, a thermal layer separate the first thermal zone and the second thermal zone, the at least one thermal layer is configured to allow oil flow between the thermal zones while reducing heat flow between the zones.
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公开(公告)号：US12300978B2
公开(公告)日：2025-05-13
申请号：US18718115
申请日：2022-11-15
Applicant: ABB Schweiz AG
Inventor： Harald Fretheim , Oistein Martinsen , Stian Ingebrigtsen , Vitor Hugo Eiti Moritsugu
Abstract: A subsea substation system including: an oil-filled water impermeable enclosure; an AC-transformer, and at least one overcurrent device electrically connected to the AC-transformer, the at least one overcurrent device, the AC-transformer, and the electrical connections between them are accommodated in the oil-filled water impermeable enclosure, wherein the enclosure includes thermal zones within the enclosure, wherein the AC-transformer is arranged in a first thermal zone and the overcurrent devices are arranged in a second thermal zone of the enclosure, a thermal layer separate the first thermal zone and the second thermal zone, the at least one thermal layer is configured to allow oil flow between the thermal zones while reducing heat flow between the zones.
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