GB1319257A - Means for avoiding corona discharges in rotary electrical machines - Google Patents

Means for avoiding corona discharges in rotary electrical machines

Info

Publication number
GB1319257A
GB1319257A GB5116270A GB5116270A GB1319257A GB 1319257 A GB1319257 A GB 1319257A GB 5116270 A GB5116270 A GB 5116270A GB 5116270 A GB5116270 A GB 5116270A GB 1319257 A GB1319257 A GB 1319257A
Authority
GB
United Kingdom
Prior art keywords
coil
voltage
conducting layer
earthed
coating
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB5116270A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ABB Norden Holding AB
Original Assignee
ASEA AB
Allmanna Svenska Elektriska AB
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 ASEA AB, Allmanna Svenska Elektriska AB filed Critical ASEA AB
Publication of GB1319257A publication Critical patent/GB1319257A/en
Expired legal-status Critical Current

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
    • 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
    • Y10S174/20—Stator

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Insulation, Fastening Of Motor, Generator Windings (AREA)
GB5116270A 1969-10-29 1970-10-28 Means for avoiding corona discharges in rotary electrical machines Expired GB1319257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE14763/69A SE326758B (uk) 1969-10-29 1969-10-29

Publications (1)

Publication Number Publication Date
GB1319257A true GB1319257A (en) 1973-06-06

Family

ID=20299622

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5116270A Expired GB1319257A (en) 1969-10-29 1970-10-28 Means for avoiding corona discharges in rotary electrical machines

Country Status (4)

Country Link
US (1) US3670192A (uk)
CH (1) CH516249A (uk)
GB (1) GB1319257A (uk)
SE (1) SE326758B (uk)

Cited By (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1982002123A1 (en) * 1980-12-18 1982-06-24 Nikitin Pavel Z Joint for connecting two multilayer cables of the stator winding of a high-voltage generator
WO1982002460A1 (en) * 1980-12-30 1982-07-22 Nikitin Pavel Zakharovich Joint for connecting high-voltage winding of generator to lead-in rod
US6261437B1 (en) 1996-11-04 2001-07-17 Asea Brown Boveri Ab Anode, process for anodizing, anodized wire and electric device comprising such anodized wire
US6279850B1 (en) 1996-11-04 2001-08-28 Abb Ab Cable forerunner
US6357688B1 (en) 1997-02-03 2002-03-19 Abb Ab Coiling device
US6376775B1 (en) 1996-05-29 2002-04-23 Abb Ab Conductor for high-voltage windings and a rotating electric machine comprising a winding including the conductor
US6396187B1 (en) 1996-11-04 2002-05-28 Asea Brown Boveri Ab Laminated magnetic core for electric machines
US6417456B1 (en) 1996-05-29 2002-07-09 Abb Ab Insulated conductor for high-voltage windings and a method of manufacturing the same
US6429563B1 (en) 1997-02-03 2002-08-06 Abb Ab Mounting device for rotating electric machines
US6439497B1 (en) 1997-02-03 2002-08-27 Abb Ab Method and device for mounting a winding
US6465979B1 (en) 1997-02-03 2002-10-15 Abb Ab Series compensation of electric alternating current machines
US6525265B1 (en) 1997-11-28 2003-02-25 Asea Brown Boveri Ab High voltage power cable termination
US6525504B1 (en) 1997-11-28 2003-02-25 Abb Ab Method and device for controlling the magnetic flux in a rotating high voltage electric alternating current machine
US6577487B2 (en) 1996-05-29 2003-06-10 Asea Brown Boveri Ab Reduction of harmonics in AC machines
US6646363B2 (en) 1997-02-03 2003-11-11 Abb Ab Rotating electric machine with coil supports
US6822363B2 (en) 1996-05-29 2004-11-23 Abb Ab Electromagnetic device
US6825585B1 (en) 1997-02-03 2004-11-30 Abb Ab End plate
US6828701B1 (en) 1997-02-03 2004-12-07 Asea Brown Boveri Ab Synchronous machine with power and voltage control

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3886387A (en) * 1973-07-31 1975-05-27 Gen Electric Flux shield for dynamoelectric machines
CA1016586A (en) * 1974-02-18 1977-08-30 Hubert G. Panter Grounding of outer winding insulation to cores in dynamoelectric machines
US4207482A (en) * 1978-11-14 1980-06-10 Westinghouse Electric Corp. Multilayered high voltage grading system for electrical conductors
US4473765A (en) * 1982-09-30 1984-09-25 General Electric Company Electrostatic grading layer for the surface of an electrical insulation exposed to high electrical stress
EE03408B1 (et) 1996-05-29 2001-04-16 Asea Brown Boveri Ab Elektriline kõrgepinge vahelduvvoolumasin
JP2000511395A (ja) 1996-05-29 2000-08-29 アセア ブラウン ボベリ アクティエボラーグ 高電圧固定子巻線および巻線を支持する長寸支持装置を備えた回転電気機器および斯かる機器を製造する方法
SE9602079D0 (sv) 1996-05-29 1996-05-29 Asea Brown Boveri Roterande elektriska maskiner med magnetkrets för hög spänning och ett förfarande för tillverkning av densamma
US5821652A (en) * 1996-08-28 1998-10-13 Marathon Electric Manufacturing Corporation Dynamoelectric machines with shaft voltage prevention method and structure
SE515843C2 (sv) 1996-11-04 2001-10-15 Abb Ab Axiell kylning av rotor
SE510452C2 (sv) 1997-02-03 1999-05-25 Asea Brown Boveri Transformator med spänningsregleringsorgan
SE9704412D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Krafttransformator/reaktor
SE9704413D0 (sv) 1997-02-03 1997-11-28 Asea Brown Boveri Krafttransformator/reaktor
SE512952C2 (sv) * 1997-09-30 2000-06-12 Abb Ab Förfarande och anordning vid jordning hos en roterande elektrisk maskin, samt roterande elektrisk maskin
SE513083C2 (sv) 1997-09-30 2000-07-03 Abb Ab Synkronkompensatoranläggning jämte användning av dylik samt förfarande för faskompensation i ett högspänt kraftfält
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
GB2331853A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Transformer
GB2331858A (en) 1997-11-28 1999-06-02 Asea Brown Boveri A wind power plant
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
US6498415B1 (en) * 2000-09-06 2002-12-24 Siemens Westinghouse Power Corporation High voltage stator coil having low loss insulator and electrode covering and method therefor
US6624547B1 (en) 2000-09-27 2003-09-23 Siemens Westinghouse Power Corporation Power system having stator coils for grading voltage between inner vent tubes and coil strands and associated methods
CH698300B1 (de) * 2006-01-24 2009-07-15 Alstom Technology Ltd Statorwicklung einer rotierenden elektrischen Maschine sowie ein Verfahren zur Herstellung einer solchen Statorwicklung.
EP1903662A1 (en) * 2006-09-25 2008-03-26 Abb Research Ltd. A high voltage rotating machine and an electric installation provided therewith
DE102013200499A1 (de) * 2013-01-15 2014-07-17 Siemens Aktiengesellschaft Verfahren und Vorrichtung zum Ausbilden eines Glimmschutzes

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2061502A (en) * 1934-04-12 1936-11-17 Westinghouse Electric & Mfg Co Method of diminishing corona and insulation heating at the ends of slots
US2061503A (en) * 1934-04-12 1936-11-17 Westinghouse Electric & Mfg Co Method of diminishing corona and insulation heating at the ends of slots
US2788456A (en) * 1954-09-28 1957-04-09 Westinghouse Electric Corp Conductor-ventilated generators
US2939976A (en) * 1956-08-31 1960-06-07 Westinghouse Electric Corp Corona suppression in high voltage coils
US3066180A (en) * 1957-04-06 1962-11-27 Asea Ab Coating for equalizing the potential gradient along the surface of an electric insulation
US3210461A (en) * 1962-10-12 1965-10-05 Westinghouse Electric Corp Electrical stress-grading coatings
US3354331A (en) * 1966-09-26 1967-11-21 Gen Electric High voltage grading for dynamoelectric machine
US3412200A (en) * 1966-12-08 1968-11-19 Asea Ab High voltage cable with potential gradient equalization means
US3487455A (en) * 1967-04-18 1969-12-30 Asea Ab Insulated high voltage conductor with potential gradient equalization means
CH466415A (de) * 1967-12-05 1968-12-15 Bbc Brown Boveri & Cie Einrichtung zur Verhinderung von Glimmentladungen zwischen zwei isolierten Leitern unterschiedlichen Potentials, insbesondere bei rotierenden Maschinen

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4477690A (en) * 1980-12-18 1984-10-16 Nikitin Pavel Z Coupling unit of two multilayer cables of high-voltage generator stator winding
DE3050661C2 (de) * 1980-12-18 1985-07-18 Vsesojuznyj proektno-izyskatel'skij i naučno-issledovatel'skij institut Gidroproekt imeni S.Ja. Šuka, Moskau/Moskva Anordnung zur Verbindung zweier Leiterstabenden
WO1982002123A1 (en) * 1980-12-18 1982-06-24 Nikitin Pavel Z Joint for connecting two multilayer cables of the stator winding of a high-voltage generator
WO1982002460A1 (en) * 1980-12-30 1982-07-22 Nikitin Pavel Zakharovich Joint for connecting high-voltage winding of generator to lead-in rod
US6417456B1 (en) 1996-05-29 2002-07-09 Abb Ab Insulated conductor for high-voltage windings and a method of manufacturing the same
US6822363B2 (en) 1996-05-29 2004-11-23 Abb Ab Electromagnetic device
US6577487B2 (en) 1996-05-29 2003-06-10 Asea Brown Boveri Ab Reduction of harmonics in AC machines
US6376775B1 (en) 1996-05-29 2002-04-23 Abb Ab Conductor for high-voltage windings and a rotating electric machine comprising a winding including the conductor
US6279850B1 (en) 1996-11-04 2001-08-28 Abb Ab Cable forerunner
US6396187B1 (en) 1996-11-04 2002-05-28 Asea Brown Boveri Ab Laminated magnetic core for electric machines
US6261437B1 (en) 1996-11-04 2001-07-17 Asea Brown Boveri Ab Anode, process for anodizing, anodized wire and electric device comprising such anodized wire
US6429563B1 (en) 1997-02-03 2002-08-06 Abb Ab Mounting device for rotating electric machines
US6439497B1 (en) 1997-02-03 2002-08-27 Abb Ab Method and device for mounting a winding
US6465979B1 (en) 1997-02-03 2002-10-15 Abb Ab Series compensation of electric alternating current machines
US6357688B1 (en) 1997-02-03 2002-03-19 Abb Ab Coiling device
US6646363B2 (en) 1997-02-03 2003-11-11 Abb Ab Rotating electric machine with coil supports
US6825585B1 (en) 1997-02-03 2004-11-30 Abb Ab End plate
US6828701B1 (en) 1997-02-03 2004-12-07 Asea Brown Boveri Ab Synchronous machine with power and voltage control
US6525265B1 (en) 1997-11-28 2003-02-25 Asea Brown Boveri Ab High voltage power cable termination
US6525504B1 (en) 1997-11-28 2003-02-25 Abb Ab Method and device for controlling the magnetic flux in a rotating high voltage electric alternating current machine

Also Published As

Publication number Publication date
US3670192A (en) 1972-06-13
DE2050674B2 (de) 1972-11-23
SE326758B (uk) 1970-08-03
DE2050674A1 (de) 1971-05-19
CH516249A (de) 1971-11-30

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee