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 PDFInfo
- 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
Links
- 238000000034 method Methods 0.000 title abstract 3
- 230000001360 synchronised effect Effects 0.000 title abstract 3
- 238000004804 winding Methods 0.000 title abstract 3
- 230000007547 defect Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/72—Testing of electric windings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line
- G01R27/18—Measuring resistance to earth, i.e. line to ground
Landscapes
- 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
Claims (1)
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imagen1 imagen2 imagen3
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)
| 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. |
-
2014
- 2014-03-05 ES ES201430295A patent/ES2503893B2/es active Active
Also Published As
| Publication number | Publication date |
|---|---|
| ES2503893A1 (es) | 2014-10-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| FG2A | Definitive protection |
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