IT1397472B1 - Procedimento diagnostico ed apparato per valutare la condizione di isolamento di un'apparecchiatura elettrica isolata in olio. - Google Patents

Procedimento diagnostico ed apparato per valutare la condizione di isolamento di un'apparecchiatura elettrica isolata in olio.

Info

Publication number
IT1397472B1
IT1397472B1 ITBO2010A000017A ITBO20100017A IT1397472B1 IT 1397472 B1 IT1397472 B1 IT 1397472B1 IT BO2010A000017 A ITBO2010A000017 A IT BO2010A000017A IT BO20100017 A ITBO20100017 A IT BO20100017A IT 1397472 B1 IT1397472 B1 IT 1397472B1
Authority
IT
Italy
Prior art keywords
equipment
assess
oil
diagnostic procedure
isolated
Prior art date
Application number
ITBO2010A000017A
Other languages
English (en)
Inventor
Andrea Cavallini
Gian Carlo Montanari
Stefano Serra
Original Assignee
Techimp Technologies S A Ora Techimp Technologies 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42635039&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=IT1397472(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Techimp Technologies S A Ora Techimp Technologies S R L filed Critical Techimp Technologies S A Ora Techimp Technologies S R L
Priority to ITBO2010A000017A priority Critical patent/IT1397472B1/it
Priority to PCT/IB2011/050081 priority patent/WO2011086482A1/en
Priority to US13/519,528 priority patent/US20120290229A1/en
Priority to EP11705253.0A priority patent/EP2524235B1/en
Priority to CN2011800060331A priority patent/CN102713649A/zh
Priority to KR1020127020126A priority patent/KR20120115527A/ko
Publication of ITBO20100017A1 publication Critical patent/ITBO20100017A1/it
Application granted granted Critical
Publication of IT1397472B1 publication Critical patent/IT1397472B1/it

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
    • 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
    • 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
    • G01N33/2835—Specific substances contained in the oils or fuels
    • G01N33/2841—Gas in oils, e.g. hydrogen in insulating oils
    • 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
    • G01R31/14—Circuits therefor, e.g. for generating test voltages, sensing circuits

Landscapes

  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Testing Relating To Insulation (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
ITBO2010A000017A 2010-01-14 2010-01-14 Procedimento diagnostico ed apparato per valutare la condizione di isolamento di un'apparecchiatura elettrica isolata in olio. IT1397472B1 (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
ITBO2010A000017A IT1397472B1 (it) 2010-01-14 2010-01-14 Procedimento diagnostico ed apparato per valutare la condizione di isolamento di un'apparecchiatura elettrica isolata in olio.
PCT/IB2011/050081 WO2011086482A1 (en) 2010-01-14 2011-01-10 Diagnostic method and apparatus for assessing the insulation condition of electrical equipment insulated with oil
US13/519,528 US20120290229A1 (en) 2010-01-14 2011-01-10 Diagnostic method and apparatus for assessing the insulation condition of electrical equipment insulated with oil
EP11705253.0A EP2524235B1 (en) 2010-01-14 2011-01-10 Diagnostic method and apparatus for assessing the insulation condition of electrical equipment insulated with oil
CN2011800060331A CN102713649A (zh) 2010-01-14 2011-01-10 评估用油使其绝缘的电设备的绝缘状况的诊断方法与装置
KR1020127020126A KR20120115527A (ko) 2010-01-14 2011-01-10 오일로 절연된 전기 장비의 절연 상태를 평가하는 진단 방법 및 장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITBO2010A000017A IT1397472B1 (it) 2010-01-14 2010-01-14 Procedimento diagnostico ed apparato per valutare la condizione di isolamento di un'apparecchiatura elettrica isolata in olio.

Publications (2)

Publication Number Publication Date
ITBO20100017A1 ITBO20100017A1 (it) 2011-07-15
IT1397472B1 true IT1397472B1 (it) 2013-01-16

Family

ID=42635039

Family Applications (1)

Application Number Title Priority Date Filing Date
ITBO2010A000017A IT1397472B1 (it) 2010-01-14 2010-01-14 Procedimento diagnostico ed apparato per valutare la condizione di isolamento di un'apparecchiatura elettrica isolata in olio.

Country Status (6)

Country Link
US (1) US20120290229A1 (it)
EP (1) EP2524235B1 (it)
KR (1) KR20120115527A (it)
CN (1) CN102713649A (it)
IT (1) IT1397472B1 (it)
WO (1) WO2011086482A1 (it)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1397471B1 (it) * 2010-01-14 2013-01-16 Techimp Technologies S A Ora Techimp Technologies S R L Procedimento e dispositivo per derivare la concentrazione di un gas disciolto in un olio di isolamento elettrico.
WO2013100591A1 (ko) * 2011-12-26 2013-07-04 주식회사 효성 유중가스 조성비를 통한 유입변압기의 내부결함 진단방법
WO2013100593A1 (ko) * 2011-12-26 2013-07-04 주식회사 효성 유중가스 함량비를 통한 유입변압기의 내부결함 진단방법
JP6166092B2 (ja) * 2013-04-19 2017-07-19 愛知電機株式会社 植物性絶縁油の劣化診断方法
FR3015800B1 (fr) * 2013-12-19 2016-01-22 Air Liquide Methode de suivi de la deterioration des isolants d’un moteur ou d’un alternateur
CN104730378B (zh) * 2015-02-13 2017-12-22 国家电网公司 基于油中溶解气体的变压器内部复合缺陷模糊诊断方法
CN105589017B (zh) * 2015-12-15 2017-09-12 国家电网公司 一种基于特征气体检测的开关柜内绝缘件缺陷预测方法
CN105445357B (zh) * 2015-12-25 2019-03-29 宝山钢铁股份有限公司 轧辊电火花毛化过程中绝缘油中石墨浓度的测量方法
US10444219B2 (en) * 2016-03-21 2019-10-15 International Business Machines Corporation Predictive modeling to estimate data values between sampling events
CN105785244B (zh) * 2016-04-21 2017-02-08 陈盈洁 一种新型变压器油绝缘特性的判定方法
CN108959769A (zh) * 2018-06-29 2018-12-07 国网北京市电力公司 一种绝缘油的状态评估方法及装置
CN110045251B (zh) * 2019-05-05 2021-05-18 湖北工业大学 一种电力电缆内部绝缘缺陷检测及探伤装置及方法
EP3792644B1 (en) * 2019-09-12 2024-06-12 Ostbayerische Technische Hochschule Regensburg Non-destructive testing of a dielectric strength of a liquid
US11796585B2 (en) * 2020-05-06 2023-10-24 Baker Hughes Holdings Llc Charge detection and quantization
CN112198397B (zh) * 2020-08-17 2022-11-29 国网浙江省电力有限公司电力科学研究院 一种gis盆式绝缘子局部放电色谱诊断方法
CN113447616B (zh) * 2021-06-22 2022-09-02 成都归谷环境科技有限责任公司 一种co2传感器pwm输出数值计算方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4654806A (en) * 1984-03-30 1987-03-31 Westinghouse Electric Corp. Method and apparatus for monitoring transformers
US5046018A (en) * 1989-09-11 1991-09-03 Nellcor, Inc. Agent gas analyzer and method of use
US6289716B1 (en) * 1998-08-19 2001-09-18 Electric Power Research Institute, Inc. Method for on-line assessment and indication of transformer conditions
AU2002311624A1 (en) * 2002-03-01 2003-09-16 Anil Kohli On-line detection and measurement system for gases in oil-filled electrical equipment
CN1261195C (zh) * 2003-10-24 2006-06-28 深圳奥特迅电气设备有限公司 一种油气分离膜、其制造方法以及用其制成的气体传感器
EP1637879A1 (de) * 2004-09-21 2006-03-22 EMH Energie-Messtechnik GmbH Verfahren und Vorrichtung zur quantitativen Analyse von Gasen und/oder Ölfeuchte in einem Transformatoröl

Also Published As

Publication number Publication date
CN102713649A (zh) 2012-10-03
US20120290229A1 (en) 2012-11-15
EP2524235A1 (en) 2012-11-21
KR20120115527A (ko) 2012-10-18
EP2524235B1 (en) 2014-05-21
WO2011086482A1 (en) 2011-07-21
ITBO20100017A1 (it) 2011-07-15

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