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Patent Searching and Data


Title:
AN ELECTRIC HIGH VOLTAGE AC MACHINE
Document Type and Number:
WIPO Patent Application WO1997045926
Kind Code:
A3
Abstract:
An electric high voltage AC machine intended to be directly connected to a distribution or transmission network ( 16 ) comprises at least one winding. This winding comprises at least one current-carrying conductor, a first layer having semiconducting properties provided around said conductor, a solid insulating layer provided around said first layer, and a second layer having semiconducting properties provided around said insulating layer. In addition grounding means ( 18, 24, 26, 28 ) are provided to connect at least one point of said winding to ground.

Inventors:
LEIJON MATS (SE)
BERGGREN BERTIL (SE)
GERTMAR LARS (SE)
NYGREN JAN-ANDERS (SE)
SOERENSEN ERLAND (SE)
Application Number:
SE9700891W
Publication Date:
January 22, 1998
Filing Date:
May 27, 1997
Export Citation:
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Assignee:
ASEA BROWN BOVERI (SE)
LEIJON MATS (SE)
BERGGREN BERTIL (SE)
GERTMAR LARS (SE)
NYGREN JAN ANDERS (SE)
SOERENSEN ERLAND (SE)
International Classes:
H02K3/04; H01F3/10; H01F3/14; H01F27/28; H01F27/32; H01F27/34; H01F29/14; H02H3/02; H02J3/01; H02J3/10; H02K3/14; H02K3/28; H02K3/40; H02K3/48; H02K15/00; H02K15/12; H02K9/19; (IPC1-7): H02K3/40
Foreign References:
US5036165A1991-07-30
US4429244A1984-01-31
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