公开(公告)号：US20150332835A1

公开(公告)日：2015-11-19

申请号：US14652716

申请日：2013-12-05

Applicant: ABB TECHNOLOGY LTD

Inventor： Adam MICHALIK ,  Patricia RICKETTS ,  Massimo CARMIGNOTO ,  Jayram YADAVA ,  Roberto Zannol ,  Miljenko HRKAC ,  Alessandro MATTOZZI ,  Claire Pitois ,  Emmanouil LOGAKIS ,  Harald Martini ,  Ilario SCIAN ,  Orlando Girlanda ,  Rudi VELTHUIS ,  Spiros TZAV ALAS

IPC: H01F27/14 ,  H01F41/00 ,  H01F27/28 ,  B29C45/00 ,  H01F27/24

Abstract: The present invention relates to an electrical transformer comprising an electrical insulator and a winding of an electrical conductor around a core, said insulator being formed of an essentially non-porous composite material comprising a resin matrix and up to 85% by weight of insulating fibres surrounded by the resin matrix, the composite material having a maximum moisture content of less than 0.5% by weight at 23° C. and 50% relative humidity.

Abstract translation: 本发明涉及一种电气变压器，其包括电绝缘体和围绕芯的电导体的绕组，所述绝缘体由基本上无孔的复合材料形成，所述复合材料包括树脂基体和高达85重量％的围绕的绝缘纤维 通过树脂基体，复合材料在23℃和50％相对湿度下具有小于0.5重量％的最大含水量。