IT7927094A0 - Sistema a piu' strati per la graduazione ad alte tensioni per conduttori elettrici,particolarmente in macchine elettriche. - Google Patents

Sistema a piu' strati per la graduazione ad alte tensioni per conduttori elettrici,particolarmente in macchine elettriche.

Info

Publication number
IT7927094A0
IT7927094A0 IT7927094A IT2709479A IT7927094A0 IT 7927094 A0 IT7927094 A0 IT 7927094A0 IT 7927094 A IT7927094 A IT 7927094A IT 2709479 A IT2709479 A IT 2709479A IT 7927094 A0 IT7927094 A0 IT 7927094A0
Authority
IT
Italy
Prior art keywords
high voltage
layer system
electrical
electrical conductors
electrical machines
Prior art date
Application number
IT7927094A
Other languages
English (en)
Other versions
IT1124923B (it
Inventor
Charles L Neumeyer
Herbert E Pietsch
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of IT7927094A0 publication Critical patent/IT7927094A0/it
Application granted granted Critical
Publication of IT1124923B publication Critical patent/IT1124923B/it

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K3/00—Details of windings
    • H02K3/32—Windings characterised by the shape, form or construction of the insulation
    • H02K3/40—Windings characterised by the shape, form or construction of the insulation for high voltage, e.g. affording protection against corona discharges
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/002—Inhomogeneous material in general
    • H01B3/004—Inhomogeneous material in general with conductive additives or conductive layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S174/00—Electricity: conductors and insulators
    • Y10S174/13—High voltage cable, e.g. above 10kv, corona prevention
    • Y10S174/14—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding
    • Y10S174/19—High voltage cable, e.g. above 10kv, corona prevention having a particular cable application, e.g. winding in a dynamo-electric machine
    • Y10S174/22—Winding per se
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S174/00—Electricity: conductors and insulators
    • Y10S174/13—High voltage cable, e.g. above 10kv, corona prevention
    • Y10S174/26—High voltage cable, e.g. above 10kv, corona prevention having a plural-layer insulation system
    • Y10S174/27—High voltage cable, e.g. above 10kv, corona prevention having a plural-layer insulation system including a semiconductive layer
    • Y10S174/28—Plural semiconductive layers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/25—Web or sheet containing structurally defined element or component and including a second component containing structurally defined particles
    • Y10T428/259—Silicic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
  • Insulated Conductors (AREA)
IT27094/79A 1978-11-14 1979-11-07 Sistema a piu' strati per la graduazione ad alte tensioni per conduttori elettrici,particolarmente in macchine elettriche IT1124923B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/960,691 US4207482A (en) 1978-11-14 1978-11-14 Multilayered high voltage grading system for electrical conductors

Publications (2)

Publication Number Publication Date
IT7927094A0 true IT7927094A0 (it) 1979-11-07
IT1124923B IT1124923B (it) 1986-05-14

Family

ID=25503489

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27094/79A IT1124923B (it) 1978-11-14 1979-11-07 Sistema a piu' strati per la graduazione ad alte tensioni per conduttori elettrici,particolarmente in macchine elettriche

Country Status (3)

Country Link
US (1) US4207482A (it)
FR (1) FR2441906A1 (it)
IT (1) IT1124923B (it)

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US5066881A (en) * 1984-08-23 1991-11-19 General Electric Company Semi-conducting layer for insulated electrical conductors
US4853565A (en) * 1984-08-23 1989-08-01 General Electric Company Semi-conducting layer for insulated electrical conductors
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SE510422C2 (sv) 1996-11-04 1999-05-25 Asea Brown Boveri Magnetplåtkärna för elektriska maskiner
SE515843C2 (sv) 1996-11-04 2001-10-15 Abb Ab Axiell kylning av rotor
SE9704423D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Roterande elektrisk maskin med spolstöd
SE9704422D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Ändplatta
SE9704413D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Krafttransformator/reaktor
SE9704412D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Krafttransformator/reaktor
SE9704431D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Effektreglering av synkronmaskin
SE9704427D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Infästningsanordning för elektriska roterande maskiner
SE510452C2 (sv) 1997-02-03 1999-05-25 Asea Brown Boveri Transformator med spänningsregleringsorgan
SE508544C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Förfarande och anordning för montering av en stator -lindning bestående av en kabel.
SE9704421D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Seriekompensering av elektrisk växelströmsmaskin
SE508543C2 (sv) 1997-02-03 1998-10-12 Asea Brown Boveri Hasplingsanordning
SE513083C2 (sv) 1997-09-30 2000-07-03 Abb Ab Synkronkompensatoranläggning jämte användning av dylik samt förfarande för faskompensation i ett högspänt kraftfält
US5925944A (en) * 1997-11-24 1999-07-20 Siemens Westinghouse Power Corporation Tapered electrode and voltage grading method for high voltage stator coils
SE513555C2 (sv) 1997-11-27 2000-10-02 Abb Ab Förfarande för applicering av ett rörorgan i ett utrymme i en roterande elektrisk maskin och roterande elektrisk maskin enligt förfarandet
BR9815420A (pt) 1997-11-28 2001-07-17 Abb Ab Método e dispositivo para controlar o fluxo magnético com um enrolamento auxiliar em uma máquina rotativa de alta voltagem de corrente alternada
GB2331867A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Power cable termination
GB2331858A (en) 1997-11-28 1999-06-02 Asea Brown Boveri A wind power plant
GB2331853A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Transformer
US6181042B1 (en) * 1998-05-30 2001-01-30 General Electric Co. Method for preventing corona surface damage in end windings of air-cooled motors and generators
US6801421B1 (en) 1998-09-29 2004-10-05 Abb Ab Switchable flux control for high power static electromagnetic devices
SE516002C2 (sv) 2000-03-01 2001-11-05 Abb Ab Roterande elektrisk maskin samt förfarande för framställning av en statorlindning
US6885273B2 (en) 2000-03-30 2005-04-26 Abb Ab Induction devices with distributed air gaps
SE516442C2 (sv) 2000-04-28 2002-01-15 Abb Ab Stationär induktionsmaskin och kabel därför
CA2344564C (en) 2000-09-14 2008-07-22 General Electric Canada Inc. Graded electric field insulation system for dynamoelectric machine
JP3752431B2 (ja) * 2001-02-28 2006-03-08 株式会社日立製作所 回転電機及びその製造方法
DE10215937A1 (de) * 2002-04-11 2003-10-23 Alstom Switzerland Ltd Wicklung für eine dynamoelektrische Maschine
US6940203B2 (en) * 2003-10-23 2005-09-06 Siemens Westinghouse Power Corporation Grounding and clamping member for stator coil
EP1653588A3 (de) * 2004-11-01 2010-05-12 ALSTOM Technology Ltd Vorrichtung zur Verbesserung des Schutzes eines Bauteils vor Oberflächen-Entladungen
CH698300B1 (de) * 2006-01-24 2009-07-15 Alstom Technology Ltd Statorwicklung einer rotierenden elektrischen Maschine sowie ein Verfahren zur Herstellung einer solchen Statorwicklung.
JP2008017639A (ja) * 2006-07-06 2008-01-24 Fanuc Ltd 電動機および電動機製造方法
DE102010052889A1 (de) 2010-12-01 2012-06-06 Merck Patent Gmbh Teilleitfähige dielektrische Beschichtungen und Gegenstände
WO2012162435A2 (en) * 2011-05-23 2012-11-29 Active Power, Inc. Insulation system for prevention of corona discharge
WO2013061902A1 (ja) * 2011-10-27 2013-05-02 住友電気工業株式会社 セグメントコイル、セグメントコイルの製造方法、セグメントコイルを用いてなるステータ
US9755469B2 (en) * 2011-10-27 2017-09-05 Toyota Jidosha Kabushiki Kaisha Segment coil, stator including segment coil, and method of manufacturing segment coil
DE102011088658A1 (de) * 2011-12-15 2013-06-20 Zf Friedrichshafen Ag Stator einer elektrischen Maschine mit Spannungsisoliermitteln
DE102012000290A1 (de) * 2012-01-10 2013-07-11 Voith Patent Gmbh Glimmschutz
US20130207492A1 (en) * 2012-02-10 2013-08-15 Bradley D. Chamberlin Electric machine module cooling system and method
DE102012205048A1 (de) * 2012-03-29 2013-10-02 Siemens Aktiengesellschaft Endenglimmschutzvorrichtung und Verfahren zum Herstellen einer wärmeleitfähigen Schicht auf einem Endenglimmschutz
JP5710080B2 (ja) * 2013-01-21 2015-04-30 三菱電機株式会社 ガス絶縁開閉装置
PT2822153T (pt) * 2013-07-03 2017-07-13 Alstom Renewable Technologies Proteção antieflúvios do enrolamento de extremidade numa máquina elétrica
DE102014203744A1 (de) 2014-02-28 2015-09-03 Siemens Aktiengesellschaft Leitfähiges Glimmschutzpapier, insbesondere für den Außenglimmschutz
DE102014203740A1 (de) * 2014-02-28 2015-09-03 Siemens Aktiengesellschaft Glimmschutzsystem, insbesondere Außenglimmschutzsystem für eine elektrische Maschine
US9059616B1 (en) 2014-08-20 2015-06-16 Dantam K. Rao Insulation system for a stator bar with low partial discharge
EP3942574B1 (en) 2019-03-18 2023-11-15 3M Innovative Properties Company Multilayer electric field grading article, methods of making the same, and articles including the same

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Also Published As

Publication number Publication date
FR2441906B1 (it) 1983-09-30
US4207482A (en) 1980-06-10
IT1124923B (it) 1986-05-14
FR2441906A1 (fr) 1980-06-13

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