BR112014012442A2 - dispositivo e método para a determinação da degradação do isolamento de um transformador isolado com óleo - Google Patents

dispositivo e método para a determinação da degradação do isolamento de um transformador isolado com óleo

Info

Publication number
BR112014012442A2
BR112014012442A2 BR112014012442A BR112014012442A BR112014012442A2 BR 112014012442 A2 BR112014012442 A2 BR 112014012442A2 BR 112014012442 A BR112014012442 A BR 112014012442A BR 112014012442 A BR112014012442 A BR 112014012442A BR 112014012442 A2 BR112014012442 A2 BR 112014012442A2
Authority
BR
Brazil
Prior art keywords
oil
determining
insulated transformer
insulation degradation
degradation
Prior art date
Application number
BR112014012442A
Other languages
English (en)
Inventor
Carlo Montanari Gian
Fattori Matteo
Serra Stefano
Original Assignee
Techimp Tech S R L
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 Techimp Tech S R L filed Critical Techimp Tech S R L
Publication of BR112014012442A2 publication Critical patent/BR112014012442A2/pt

Links

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
    • G01R31/12—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
    • G01R31/1227—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 of components, parts or materials
    • G01R31/1263—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 of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation
    • G01R31/1281—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 of components, parts or materials of solid or fluid materials, e.g. insulation films, bulk material; of semiconductors or LV electronic components or parts; of cable, line or wire insulation of liquids or gases
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
    • G01N17/02—Electrochemical measuring systems for weathering, corrosion or corrosion-protection measurement
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N17/00—Investigating resistance of materials to the weather, to corrosion, or to light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • 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
    • 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
    • H01F2027/404—Protective devices specially adapted for fluid filled transformers

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Power Engineering (AREA)
  • Environmental & Geological Engineering (AREA)
  • Ecology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Environmental Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Testing Relating To Insulation (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

Abstract

ÿþr
BR112014012442A 2011-11-23 2012-11-14 dispositivo e método para a determinação da degradação do isolamento de um transformador isolado com óleo BR112014012442A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT000671A ITBO20110671A1 (it) 2011-11-23 2011-11-23 Dispositivo e metodo per valutare il degrado dell'isolamento di un trasformatore isolato in olio.
PCT/IB2012/056408 WO2013076623A1 (en) 2011-11-23 2012-11-14 Device and method for assessing the degradation of the insulation of an oil-insulated transformer

Publications (1)

Publication Number Publication Date
BR112014012442A2 true BR112014012442A2 (pt) 2017-06-06

Family

ID=45540931

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014012442A BR112014012442A2 (pt) 2011-11-23 2012-11-14 dispositivo e método para a determinação da degradação do isolamento de um transformador isolado com óleo

Country Status (8)

Country Link
US (1) US20140347071A1 (pt)
EP (1) EP2783198A1 (pt)
KR (1) KR20140097410A (pt)
CN (1) CN104081184A (pt)
BR (1) BR112014012442A2 (pt)
IT (1) ITBO20110671A1 (pt)
RU (1) RU2014120014A (pt)
WO (1) WO2013076623A1 (pt)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITBO20130318A1 (it) * 2013-06-21 2014-12-22 Techimp Technologies Srl Kit di ricambio per un dispositivo di analisi della corrosività dell'olio.
ITBO20130317A1 (it) 2013-06-21 2014-12-22 Techimp Technologies Srl Dispositivo e metodo di analisi della corrosività dell'olio.
US10359383B2 (en) 2016-06-06 2019-07-23 United Technologies Corporation Method of detecting galvanic insulation integrity
WO2021155015A1 (en) * 2020-01-31 2021-08-05 The Lubrizol Corporation Device and testing apparatus for liquid and vapor wire exposure testing
CN114166731B (zh) * 2021-10-22 2022-07-19 西南交通大学 一种干式车载牵引变压器环氧树脂层耐受性能的评估方法
CN115615912B (zh) * 2022-10-28 2024-03-01 天蔚蓝电驱动科技(江苏)有限公司 一种油冷电机用油品铜腐蚀检测方法及装置
CN117250456B (zh) * 2023-11-20 2024-01-30 山东海鲲数控设备有限公司 一种变压器绝缘状态监测系统

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57207309A (en) * 1981-06-15 1982-12-20 Mitsubishi Electric Corp Method for detecting sulfurization of oil filled electric equipment
JPS6044490B2 (ja) * 1981-07-29 1985-10-03 日産自動車株式会社 エンジンオイル交換指示装置
US4675662A (en) * 1984-08-06 1987-06-23 Nippon Soken, Inc. Machine oil deterioration detection
US5332961A (en) * 1986-11-06 1994-07-26 Ford Motor Company Resistive oil quality sensor
JPH04176108A (ja) * 1990-11-07 1992-06-23 Mitsubishi Electric Corp 油入電気機器
CN1161799C (zh) * 1997-06-03 2004-08-11 三菱电机株式会社 绝缘纸劣化的评价方法
EP1439388A1 (fr) * 2003-01-20 2004-07-21 Ecole Polytechnique Fédérale de Lausanne (EPFL) Dispositif de mesure de la qualité et/ou de la dégradation d'un fluide; notamment d'une huile alimentaire
US8149004B2 (en) * 2007-01-19 2012-04-03 Honeywell International Inc. Corrosion sensor for monitoring and controlling lubricant acidity
JP5179587B2 (ja) * 2008-08-18 2013-04-10 三菱電機株式会社 油入電気機器の診断方法、その診断方法を実施するための診断装置およびその診断装置を備えた油入電気機器
WO2010035336A1 (ja) * 2008-09-26 2010-04-01 三菱電機株式会社 油入電気機器
CN101995376A (zh) * 2009-08-18 2011-03-30 华东电力试验研究院有限公司 充油电气设备中线圈材料硫腐蚀的判断方法
CN101713721A (zh) * 2009-12-22 2010-05-26 西安交通大学 一种变压器油纸绝缘热老化的实验装置与实验方法

Also Published As

Publication number Publication date
US20140347071A1 (en) 2014-11-27
WO2013076623A1 (en) 2013-05-30
RU2014120014A (ru) 2015-12-27
KR20140097410A (ko) 2014-08-06
ITBO20110671A1 (it) 2013-05-24
CN104081184A (zh) 2014-10-01
EP2783198A1 (en) 2014-10-01

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Legal Events

Date Code Title Description
B11A Dismissal acc. art.33 of ipl - examination not requested within 36 months of filing
B11Y Definitive dismissal - extension of time limit for request of examination expired [chapter 11.1.1 patent gazette]