MX2017003510A - Dispositivo electrico comprendiendo carcasa rellena de aceite aislante y aparato de medicion, asi como metodo para monitoreo de semejante dispositivo electrico. - Google Patents

Dispositivo electrico comprendiendo carcasa rellena de aceite aislante y aparato de medicion, asi como metodo para monitoreo de semejante dispositivo electrico.

Info

Publication number
MX2017003510A
MX2017003510A MX2017003510A MX2017003510A MX2017003510A MX 2017003510 A MX2017003510 A MX 2017003510A MX 2017003510 A MX2017003510 A MX 2017003510A MX 2017003510 A MX2017003510 A MX 2017003510A MX 2017003510 A MX2017003510 A MX 2017003510A
Authority
MX
Mexico
Prior art keywords
electrical device
insulation oil
monitoring
piezo element
filled
Prior art date
Application number
MX2017003510A
Other languages
English (en)
Inventor
Saveliev Anatoli
Hochmuth Harald
Original Assignee
Reinhausen Maschf Scheubeck
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 Reinhausen Maschf Scheubeck filed Critical Reinhausen Maschf Scheubeck
Publication of MX2017003510A publication Critical patent/MX2017003510A/es

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2965—Measuring attenuation of transmitted waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
    • G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
    • G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
    • G01F23/296—Acoustic waves
    • G01F23/2966—Acoustic waves making use of acoustical resonance or standing waves
    • G01F23/2967—Acoustic waves making use of acoustical resonance or standing waves for discrete levels
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/08—Cooling; Ventilating
    • H01F27/10—Liquid cooling
    • H01F27/12—Oil cooling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/40—Structural association with built-in electric component, e.g. fuse
    • H01F27/402—Association of measuring or protective means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/26—Means for detecting the presence of an arc or other discharge
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices
    • H01H9/0044—Casings; Mountings; Disposition in transformer housing
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1209—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing using acoustic measurements
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
    • H01H9/0005—Tap change devices
    • H01H2009/0061—Monitoring tap change switching devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Fluid Mechanics (AREA)
  • Thermal Sciences (AREA)
  • Electromagnetism (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Testing Relating To Insulation (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of Levels Of Liquids Or Fluent Solid Materials (AREA)

Abstract

La presente invención se relaciona con un dispositivo eléctrico (10, 13), en particular con un transformador de potencia (13), un reactor de compensación o un cambiador de tomas bajo carga (10) comprendiendo - una carcasa (101, 131) que está rellena o rellenable con aceite aislante (11, 11´), y - un aparato de medición (12) que comprende * un elemento piezoeléctrico (16) que está dispuesto en la carcasa (101, 131) a la altura de un nivel mínimo de llenado (19, 19´) de aceite aislante (11, 11´); y * una unidad de evaluación (18) que está conectada con el elemento piezoeléctrico (16); siendo que la unidad de evaluación (18) está diseñada de manera tal que * pueda inducir una oscilación en el elemento piezoeléctrico (16); * puede determinar el valor medido de una magnitud de medición de la oscilación, dependiente del nivel de llenado, en particular el período mitad de la amplitud de oscilación.
MX2017003510A 2014-09-18 2015-08-21 Dispositivo electrico comprendiendo carcasa rellena de aceite aislante y aparato de medicion, asi como metodo para monitoreo de semejante dispositivo electrico. MX2017003510A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014113470.2A DE102014113470A1 (de) 2014-09-18 2014-09-18 Elektrogerät mit einem mit Isolieröl gefüllten Gehäuse sowie Messgerät und Verfahren zum Überwachen eines solchen Elektrogeräts
PCT/EP2015/069243 WO2016041735A1 (de) 2014-09-18 2015-08-21 Elektrogerät mit einem mit isolieröl gefüllten gehäuse sowie messgerät und verfahren zum überwachen eines solchen elektrogeräts

Publications (1)

Publication Number Publication Date
MX2017003510A true MX2017003510A (es) 2017-06-21

Family

ID=54007697

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2017003510A MX2017003510A (es) 2014-09-18 2015-08-21 Dispositivo electrico comprendiendo carcasa rellena de aceite aislante y aparato de medicion, asi como metodo para monitoreo de semejante dispositivo electrico.

Country Status (10)

Country Link
US (1) US10429229B2 (es)
EP (1) EP3194911B1 (es)
JP (1) JP6967964B2 (es)
KR (1) KR102434039B1 (es)
CN (1) CN107076600A (es)
BR (1) BR112017004569B1 (es)
DE (1) DE102014113470A1 (es)
MX (1) MX2017003510A (es)
UA (1) UA122896C2 (es)
WO (1) WO2016041735A1 (es)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA3048995C (en) 2016-12-31 2023-12-12 Abb Schweiz Ag Systems and methods for monitoring components in a power transformer or the like
CN107450428A (zh) * 2017-08-08 2017-12-08 国网重庆市电力公司江津供电分公司 一种基于平移等效的主变压器油位实时监控方法
US20210320602A1 (en) * 2020-04-14 2021-10-14 Abb Power Grids Switzerland Ag Flexible voltage transformation system
US11749453B2 (en) 2021-04-07 2023-09-05 Weg Transformers Usa Llc Assembly for automatic tap adjustment of a power transformer using load tap changer and a method and support assembly for mounting the same

Family Cites Families (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2990543A (en) * 1956-05-18 1961-06-27 Acoustica Associates Inc Sensing the presence or absence of material
US3110890A (en) * 1958-03-03 1963-11-12 Vernon C Westcott Apparatus for measuring fluid level
JPS5212860A (en) * 1975-07-21 1977-01-31 Sanko Kuki Sochi Kk Level detector
US4203324A (en) * 1977-08-05 1980-05-20 Joseph Baumoel Sonic liquid level detector
US4144517A (en) * 1977-08-05 1979-03-13 Joseph Baumoel Single transducer liquid level detector
JPS5919816A (ja) * 1982-07-27 1984-02-01 Chiyoda Seisakusho:Kk 液面計
US4570483A (en) * 1983-07-26 1986-02-18 Ngk Spark Plug Co., Ltd. Piezo-electric level sensor for internal combustion engine
JPS60118724U (ja) * 1984-01-20 1985-08-10 日本特殊陶業株式会社 オイルタンクの液位検出装置
JPS60194316U (ja) * 1984-06-04 1985-12-24 三菱電機株式会社 油入電気機器
DE3516200A1 (de) * 1985-05-06 1986-11-06 Schittek, Margarete, 2805 Stuhr Verfahren zur fuellstandskontrolle und einrichtung zur durchfuehrung des verfahrens
US4964090A (en) * 1989-07-19 1990-10-16 Trw, Inc. Ultrasonic fluid level sensor
JP3242911B2 (ja) * 1990-11-30 2001-12-25 株式会社日立製作所 静止誘導電器の異常診断装置
JPH05264324A (ja) * 1992-03-16 1993-10-12 Ngk Spark Plug Co Ltd 圧電式オイルレベルセンサー
US5195058A (en) * 1992-04-30 1993-03-16 The United States Of America As Represented By The Secretary Of The Air Force Ultrasonic method for non-intrusive low liquid level sensing
GB9321942D0 (en) * 1993-10-25 1993-12-15 Canon Kk Ultrasonic liquid sensing method and apparatus
WO1996004630A1 (en) * 1994-08-03 1996-02-15 Drexelbrook Controls, Inc. High reliability instrument system
JPH097840A (ja) * 1995-06-19 1997-01-10 Hitachi Ltd 変圧器の診断装置
DE19538678C2 (de) * 1995-10-17 1998-12-10 Endress Hauser Gmbh Co Anordnung zur Überwachung eines vorbestimmten Füllstands einer Flüssigkeit in einem Behälter
GB9700585D0 (en) * 1997-01-14 1997-03-05 Smiths Industries Ltd Fluid detector
US5943294A (en) * 1997-04-08 1999-08-24 Milltronics Ltd. Level detector for fluent material
DE19714973C2 (de) * 1997-04-10 1999-02-11 Endress Hauser Gmbh Co Verfahren und Anordnung zur Feststellung einer Überfüllung bei der Messung des Füllstands einer Flüssigkeit in einem Behälter nach dem Impulslaufzeitverfahren
DE19720519C2 (de) * 1997-05-16 2000-03-30 Pepperl & Fuchs Vorrichtung zur Feststellung und/oder Überwachung eines Füllstandes eines Mediums in einem Behälter
AUPQ260599A0 (en) * 1999-09-02 1999-09-23 Transgrid Partial discharge monitoring system for transformers
US6744639B1 (en) 2000-05-05 2004-06-01 Jds Uniphase Corporation Internal electromagnetic radiation shield with ground connection for removable small form factor transceivers
AUPQ975100A0 (en) * 2000-08-29 2000-09-21 Siemensindustrial Services Ltd Re-locatable partial discharge transducer head
RU2205372C1 (ru) 2001-11-19 2003-05-27 Бегельман Олег Николаевич Резонансный сигнализатор уровня
US7043969B2 (en) * 2002-10-18 2006-05-16 Symyx Technologies, Inc. Machine fluid sensor and method
DE10350086B4 (de) * 2003-10-27 2007-11-08 Siemens Ag Sensoreinrichtung zum Erfassen eines Füllstands oder einer Viskosität eines Fluids
US8646328B2 (en) * 2007-01-17 2014-02-11 Illinois Tool Works Inc. Discrete fluid level sensor and mount
US20110257924A1 (en) * 2010-04-20 2011-10-20 Southern California Edison Self-monitoring and communicating transformer
DE102010040219A1 (de) * 2010-09-03 2012-03-08 Endress + Hauser Gmbh + Co. Kg Vibronisches Messgerät
CN103718258A (zh) 2011-07-25 2014-04-09 Abb技术有限公司 用于电力变压器的安全设备和监测方法以及相关的电力变压器
CN202304956U (zh) * 2011-10-31 2012-07-04 河南省电力公司周口供电公司 配电变压器油位远方监测报警装置
JP5774469B2 (ja) * 2011-12-28 2015-09-09 株式会社東芝 液面レベル計測装置、方法及びプログラム
CN202648747U (zh) * 2012-07-12 2013-01-02 肖国选 压电变频接触式液位开关
DE102012014199A1 (de) * 2012-07-18 2014-02-06 Valeo Schalter Und Sensoren Gmbh Vorrichtung zum Detektieren einer Überflutung eines Kraftfahrzeugs, Kraftfahrzeug und entsprechendes Verfahren
US20140172327A1 (en) * 2012-12-18 2014-06-19 Eaton Corporation Underground transformer electrical fault detection using acoustic sensing technology
US9395228B2 (en) * 2013-02-15 2016-07-19 Truma Geraetetechnik Gmbh & Co. Kg Device and method for measuring the level of a liquid within a container

Also Published As

Publication number Publication date
US20170336243A1 (en) 2017-11-23
JP6967964B2 (ja) 2021-11-17
KR102434039B1 (ko) 2022-08-18
EP3194911A1 (de) 2017-07-26
DE102014113470A1 (de) 2016-03-24
US10429229B2 (en) 2019-10-01
EP3194911B1 (de) 2021-12-15
UA122896C2 (uk) 2021-01-20
JP2017534849A (ja) 2017-11-24
BR112017004569B1 (pt) 2021-03-16
BR112017004569A2 (pt) 2018-01-23
KR20170056674A (ko) 2017-05-23
CN107076600A (zh) 2017-08-18
WO2016041735A1 (de) 2016-03-24

Similar Documents

Publication Publication Date Title
MX2017003510A (es) Dispositivo electrico comprendiendo carcasa rellena de aceite aislante y aparato de medicion, asi como metodo para monitoreo de semejante dispositivo electrico.
DK3577938T3 (da) Fremgangsmåder til at bestemme rapporteringskonfiguration baseret på brugerindretningens effektklasse
FR3044096B1 (fr) Capteur de courant et dispositif pour la mesure d'un courant electrique
MX353443B (es) Medición de deformación en dispositivos flexibles.
MX2016001171A (es) Metodo y dispositivo para monitorear la corrosion y erosion en el fondo del pozo.
MX363552B (es) Método y aparato para probar un transformador.
MX357370B (es) Método de relé de protección y aparato contra fallas de desintonización de circuito paralelo lc.
PH12015502334A1 (en) A wireless charger
MX348633B (es) Dispositivos sensores y metodos para el uso en la deteccion de corriente a traves de un conductor.
MX2016016433A (es) Pedestal de energia para marinas que incluye una sonda de corriente parasita.
GB2537562A (en) Measurement system
MX2018005219A (es) Metodo y dispositivo para observar un campo magnetico de un volumen de material y uso del dispositivo.
FR3005729B3 (fr) Appareil de mesure de courant pour mesurer le courant d'un milieu
US20140376592A1 (en) Device for representing and displaying the coil temperature of an electrical power transformer and limitation circuit suitable therefor
SA516380067B1 (ar) أداة تحديد خواص تدفق أسفل البئر
MX2018001775A (es) Conector de frente muerto sin corriente que tiene un indicador de voltaje.
WO2017186750A3 (de) Transformator mit eingehängtem kühlmodul
CN204344198U (zh) 一种油量测量设备
WO2013107689A3 (de) Anordnung und verfahren zur potentialgetrennten strommessung an einem elektrischen leiter
MX2015010654A (es) Metodo, equipo y sistema para monitoreo y diagnostico en linea del aislamiento de transformadores de corriente o cualquier equipo de alta tension con tap capacitivo o alguna conexión equivalente.
EA201692434A1 (ru) Датчик электропроводимости и полного сопротивления
MY197752A (en) Testing apparatus for electronic components
CA191863S (en) Portable electronic monitoring device with platform
TWM490573U (en) Weight scale
PL3635416T3 (pl) Miernik do pomiaru parametru elektrycznego

Legal Events

Date Code Title Description
FG Grant or registration