CH516249A - Protective arrangement on an electrical machine to avoid glow discharges - Google Patents

Protective arrangement on an electrical machine to avoid glow discharges

Info

Publication number
CH516249A
CH516249A CH1565270A CH1565270A CH516249A CH 516249 A CH516249 A CH 516249A CH 1565270 A CH1565270 A CH 1565270A CH 1565270 A CH1565270 A CH 1565270A CH 516249 A CH516249 A CH 516249A
Authority
CH
Switzerland
Prior art keywords
electrical machine
protective arrangement
glow discharges
avoid glow
avoid
Prior art date
Application number
CH1565270A
Other languages
German (de)
Inventor
R Dipl-Ing Andersson Anders
Lars-Goran Dipl Ing Virsberg
Original Assignee
Asea 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 filed Critical Asea Ab
Publication of CH516249A publication Critical patent/CH516249A/en

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)
CH1565270A 1969-10-29 1970-10-23 Protective arrangement on an electrical machine to avoid glow discharges CH516249A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CH516249A true CH516249A (en) 1971-11-30

Family

ID=20299622

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1565270A CH516249A (en) 1969-10-29 1970-10-23 Protective arrangement on an electrical machine to avoid glow discharges

Country Status (4)

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

Families Citing this family (44)

* 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
US4477690A (en) * 1980-12-18 1984-10-16 Nikitin Pavel Z Coupling unit of two multilayer cables of high-voltage generator stator winding
GB2101815B (en) * 1980-12-30 1985-03-06 Vp Izyskatelskij Ini Gidroproe Joint for connecting high-voltage winding of generator to lead-in rod
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
EP0888662B1 (en) 1996-05-29 2004-03-03 Abb Ab Electromagnetic device
SE9602079D0 (en) 1996-05-29 1996-05-29 Asea Brown Boveri Rotating electric machines with magnetic circuit for high voltage and a method for manufacturing the same
SE510192C2 (en) 1996-05-29 1999-04-26 Asea Brown Boveri Procedure and switching arrangements to reduce problems with three-tier currents that may occur in alternator and motor operation of AC machines connected to three-phase distribution or transmission networks
EA001173B1 (en) 1996-05-29 2000-10-30 Абб Аб Insulated conductor for high-voltage windings and a method of manufacturing the same
EP1016187B1 (en) 1996-05-29 2003-09-24 Abb Ab Conductor for high-voltage windings and a rotating electric machine comprising a winding including the conductor
CN1185775C (en) 1996-05-29 2005-01-19 Abb股份公司 Rotating electrical machine comprising high-voltage stator winding and slender supporting device for supporting winding and method for manufacturing such machine
CN1101988C (en) 1996-05-29 2003-02-19 Abb股份公司 Electric high voltage AC machine
US5821652A (en) * 1996-08-28 1998-10-13 Marathon Electric Manufacturing Corporation Dynamoelectric machines with shaft voltage prevention method and structure
SE512917C2 (en) 1996-11-04 2000-06-05 Abb Ab Method, apparatus and cable guide for winding an electric machine
SE509072C2 (en) 1996-11-04 1998-11-30 Asea Brown Boveri Anode, anodizing process, anodized wire and use of such wire in an electrical device
SE510422C2 (en) 1996-11-04 1999-05-25 Asea Brown Boveri Magnetic sheet metal core for electric machines
SE515843C2 (en) 1996-11-04 2001-10-15 Abb Ab Axial cooling of rotor
SE9704412D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri A power transformer / reactor
SE9704421D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri Series compensation of electric alternator
SE9704413D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri A power transformer / reactor
SE9704427D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri Fastening device for electric rotary machines
SE510452C2 (en) 1997-02-03 1999-05-25 Asea Brown Boveri Transformer with voltage regulator
SE9704422D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri End plate
SE9704431D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri Power control of synchronous machine
SE508543C2 (en) 1997-02-03 1998-10-12 Asea Brown Boveri Coiling
SE9704423D0 (en) 1997-02-03 1997-11-28 Asea Brown Boveri Rotary electric machine with flushing support
SE508544C2 (en) 1997-02-03 1998-10-12 Asea Brown Boveri Method and apparatus for mounting a stator winding consisting of a cable.
SE512952C2 (en) * 1997-09-30 2000-06-12 Abb Ab Method and apparatus for grounding a rotating electric machine, as well as a rotating electric machine
SE513083C2 (en) 1997-09-30 2000-07-03 Abb Ab Synchronous compensator system and the use of such and phase compensation method in a high voltage field
SE513555C2 (en) 1997-11-27 2000-10-02 Abb Ab Method of applying a pipe means in a space of a rotating electric machine and rotating electric machine according to the method
GB2331853A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Transformer
GB2331867A (en) 1997-11-28 1999-06-02 Asea Brown Boveri Power cable termination
AU9362998A (en) 1997-11-28 1999-06-16 Asea Brown Boveri Ab Method and device for controlling the magnetic flux with an auxiliary winding ina rotating high voltage electric alternating current machine
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 (en) 2000-03-01 2001-11-05 Abb Ab Rotary electric machine and method of making a stator winding
US6885273B2 (en) 2000-03-30 2005-04-26 Abb Ab Induction devices with distributed air gaps
SE516442C2 (en) 2000-04-28 2002-01-15 Abb Ab Stationary induction machine and cable therefore
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 (en) * 2006-01-24 2009-07-15 Alstom Technology Ltd Stator winding of a rotating electric machine and a method for manufacturing such a stator winding.
EP1903662A1 (en) * 2006-09-25 2008-03-26 Abb Research Ltd. A high voltage rotating machine and an electric installation provided therewith
DE102013200499A1 (en) * 2013-01-15 2014-07-17 Siemens Aktiengesellschaft Method and device for forming a corona shield

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2061503A (en) * 1934-04-12 1936-11-17 Westinghouse Electric & Mfg Co Method of diminishing corona and insulation heating at the ends of slots
US2061502A (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 (en) * 1967-12-05 1968-12-15 Bbc Brown Boveri & Cie Device to prevent glow discharges between two insulated conductors of different potential, especially in rotating machines

Also Published As

Publication number Publication date
US3670192A (en) 1972-06-13
SE326758B (en) 1970-08-03
DE2050674B2 (en) 1972-11-23
GB1319257A (en) 1973-06-06
DE2050674A1 (en) 1971-05-19

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Legal Events

Date Code Title Description
PL Patent ceased