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ES2503893B2 - Sistema y método de estimación de resistencia de defecto ante faltas a tierra en devanados rotóricos de máquinas síncronas - Google Patents
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ES2503893B2 - Sistema y método de estimación de resistencia de defecto ante faltas a tierra en devanados rotóricos de máquinas síncronas - Google Patents

Sistema y método de estimación de resistencia de defecto ante faltas a tierra en devanados rotóricos de máquinas síncronas Download PDF

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Publication number
ES2503893B2
ES2503893B2 ES201430295A ES201430295A ES2503893B2 ES 2503893 B2 ES2503893 B2 ES 2503893B2 ES 201430295 A ES201430295 A ES 201430295A ES 201430295 A ES201430295 A ES 201430295A ES 2503893 B2 ES2503893 B2 ES 2503893B2
Authority
ES
Spain
Prior art keywords
synchronous machines
earth faults
rotary windings
resistance
defect resistance
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.)
Active
Application number
ES201430295A
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English (en)
Other versions
ES2503893A1 (es
Inventor
María ARANDA RUIZ
Francisco Rafael BLÁNQUEZ DELGADO
Carlos Antonio Platero Gaona
Emilio Rebollo López
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.)
Universidad Politecnica de Madrid
Original Assignee
Universidad Politecnica de Madrid
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 Universidad Politecnica de Madrid filed Critical Universidad Politecnica de Madrid
Priority to ES201430295A priority Critical patent/ES2503893B2/es
Publication of ES2503893A1 publication Critical patent/ES2503893A1/es
Application granted granted Critical
Publication of ES2503893B2 publication Critical patent/ES2503893B2/es
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/50Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/72Testing of electric windings
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/16Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
    • G01R27/18Measuring resistance to earth, i.e. line to ground

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Protection Of Generators And Motors (AREA)

Abstract

Método de estimación de resistencia de falta ante faltas a tierra en devanados rotóricos de máquinas síncronas.#La presente invención permite la estimación de la resistencia de falta ante defectos a tierra en devanados rotóricos de máquinas síncronas alimentados mediante rectificadores conectados a un transformador. El método presenta la ventaja de poder conocer la magnitud del problema que afecta a la máquina, ya que cuanto mayor sea la resistencia de falta, menor será la corriente de defecto.#La estimación se basa principalmente en el análisis de las componentes armónicas de la tensión en la resistencia de puesta a tierra.

Description

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Claims (1)

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ES201430295A 2014-03-05 2014-03-05 Sistema y método de estimación de resistencia de defecto ante faltas a tierra en devanados rotóricos de máquinas síncronas Active ES2503893B2 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
ES201430295A ES2503893B2 (es) 2014-03-05 2014-03-05 Sistema y método de estimación de resistencia de defecto ante faltas a tierra en devanados rotóricos de máquinas síncronas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ES201430295A ES2503893B2 (es) 2014-03-05 2014-03-05 Sistema y método de estimación de resistencia de defecto ante faltas a tierra en devanados rotóricos de máquinas síncronas

Publications (2)

Publication Number Publication Date
ES2503893A1 ES2503893A1 (es) 2014-10-07
ES2503893B2 true ES2503893B2 (es) 2015-01-20

Family

ID=51627889

Family Applications (1)

Application Number Title Priority Date Filing Date
ES201430295A Active ES2503893B2 (es) 2014-03-05 2014-03-05 Sistema y método de estimación de resistencia de defecto ante faltas a tierra en devanados rotóricos de máquinas síncronas

Country Status (1)

Country Link
ES (1) ES2503893B2 (es)

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2321270B2 (es) * 2009-02-13 2010-01-27 Universidad Politecnica De Madrid Sistema y metodo de deteccion de faltas a tierra en sistemas de corriente continua alimentados mediante rectificadores.

Also Published As

Publication number Publication date
ES2503893A1 (es) 2014-10-07

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