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公开(公告)号:US06894416B1
公开(公告)日:2005-05-17
申请号:US08973018
申请日:1997-05-27
申请人: Mats Leijon , Bo Hernnäs , Peter Carstensen , Mons Hölleland , Peter Templin , Lars Gertmar , Claes Ivarson , Erland Sörensen , Gunnar Davidsson , Gunnar Kylander , Bertil Larsson , Sören Berggren , Bertil Berggren , Jan-Anders Nygren , Bengt Rydholm , Hans-Olof Kalldin
发明人: Mats Leijon , Bo Hernnäs , Peter Carstensen , Mons Hölleland , Peter Templin , Lars Gertmar , Claes Ivarson , Erland Sörensen , Gunnar Davidsson , Gunnar Kylander , Bertil Larsson , Sören Berggren , Bertil Berggren , Jan-Anders Nygren , Bengt Rydholm , Hans-Olof Kalldin
IPC分类号: H02M7/04 , B60M3/00 , H01B7/00 , H01B7/02 , H01F3/10 , H01F3/14 , H01F27/00 , H01F27/28 , H01F27/32 , H01F27/34 , H01F29/14 , H02H3/02 , H02J3/36 , H02K1/16 , H02K3/12 , H02K3/14 , H02K3/28 , H02K3/40 , H02K3/48 , H02K9/19 , H02K11/04 , H02K15/00 , H02K15/085 , H02K15/12 , H02K47/18 , H02M3/00
CPC分类号: H02K15/00 , H01F3/10 , H01F3/14 , H01F27/288 , H01F27/323 , H01F27/34 , H01F29/14 , H01F2027/2833 , H01F2027/329 , H01F2029/143 , H02H3/025 , H02K1/165 , H02K3/14 , H02K3/28 , H02K3/40 , H02K3/48 , H02K9/19 , H02K11/048 , H02K15/12 , H02K2203/15 , Y10S174/13 , Y10S174/14 , Y10S174/15 , Y10S174/17 , Y10S174/19 , Y10S174/20 , Y10S174/22 , Y10S174/24 , Y10S174/25 , Y10S174/26 , Y10S174/28 , Y10S174/29
摘要: The magnetic circuit of a generator in a hydro-generator plant is arranged to directly supply a high supply voltage of 20-800 kV, preferably higher than 36 kV. The generator is provided with solid insulation and its winding includes a cable (6) comprising one or more current-carrying conductors (31) with a number of strands (36) surrounded by at least one outer and one inner semiconducting layer (34, 32) and intermediate insulating layers (33). The outer semiconducting layer (34) is at earth potential. The stator winding may be produced with full or fractional slot winding, the phases of the winding being Y-connected. The Y-point may be insulated and protected from over-voltage by means of surge arresters, or else the Y-point may be earthed via a suppression filter. The invention also relates to a hydro-generator plant, a generator included in the plant and a procedure for building such a plant.
摘要翻译: 水力发电设备中发电机的磁路布置成直接提供20-800kV,优选高于36kV的高电源电压。 发电机具有固体绝缘,其绕组包括电缆(6),电缆(6)包括一个或多个载流导体(31),多个线束(36)由至少一个外部和一个内部半导体层(34,32)包围 )和中间绝缘层(33)。 外部半导体层(34)处于地电位。 定子绕组可以用全部或分数的槽绕制成,绕组的相位是Y形连接的。 Y点可以通过避雷器进行绝缘和保护,免受过电压,否则Y点可能通过抑制滤波器接地。 本发明还涉及一种水力发电设备,包括在工厂中的发电机以及用于建造这种设备的过程。