CN105738454B - 一种基于绝缘油老化补偿的绝缘纸中水含量计算方法 - Google Patents
一种基于绝缘油老化补偿的绝缘纸中水含量计算方法 Download PDFInfo
- Publication number
- CN105738454B CN105738454B CN201610128640.XA CN201610128640A CN105738454B CN 105738454 B CN105738454 B CN 105738454B CN 201610128640 A CN201610128640 A CN 201610128640A CN 105738454 B CN105738454 B CN 105738454B
- Authority
- CN
- China
- Prior art keywords
- oil
- water content
- transformer oil
- transformer
- formula
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 104
- 230000032683 aging Effects 0.000 title claims abstract description 41
- 238000000205 computational method Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 33
- 230000008569 process Effects 0.000 claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 238000004364 calculation method Methods 0.000 claims abstract description 7
- 238000012360 testing method Methods 0.000 claims description 15
- 230000008859 change Effects 0.000 claims description 10
- 238000003869 coulometry Methods 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 230000015556 catabolic process Effects 0.000 claims description 3
- 238000006731 degradation reaction Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 abstract description 13
- 238000013459 approach Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 104
- 238000003483 aging Methods 0.000 description 13
- 230000015572 biosynthetic process Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 239000010734 process oil Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000006641 Fischer synthesis reaction Methods 0.000 description 1
- 238000002144 chemical decomposition reaction Methods 0.000 description 1
- 238000005443 coulometric titration Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000005184 irreversible process Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005297 material degradation process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/416—Systems
- G01N27/42—Measuring deposition or liberation of materials from an electrolyte; Coulometry, i.e. measuring coulomb-equivalent of material in an electrolyte
- G01N27/423—Coulometry
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610128640.XA CN105738454B (zh) | 2016-03-08 | 2016-03-08 | 一种基于绝缘油老化补偿的绝缘纸中水含量计算方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610128640.XA CN105738454B (zh) | 2016-03-08 | 2016-03-08 | 一种基于绝缘油老化补偿的绝缘纸中水含量计算方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105738454A CN105738454A (zh) | 2016-07-06 |
CN105738454B true CN105738454B (zh) | 2018-04-13 |
Family
ID=56250040
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610128640.XA Active CN105738454B (zh) | 2016-03-08 | 2016-03-08 | 一种基于绝缘油老化补偿的绝缘纸中水含量计算方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105738454B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107515293B (zh) * | 2017-08-24 | 2019-09-06 | 西南交通大学 | 一种考虑服役时间的牵引变压器绝缘纸含水量估算方法 |
CN108760423B (zh) * | 2018-05-25 | 2021-02-02 | 云南电网有限责任公司电力科学研究院 | 一种顶空式容气法的油纸绝缘水分定量控制装置 |
CN108872814B (zh) * | 2018-07-05 | 2020-08-07 | 国网吉林省电力有限公司电力科学研究院 | 一种高压电流互感器内部油纸绝缘寿命评估方法 |
CN111638433B (zh) * | 2020-06-10 | 2023-03-14 | 广西电网有限责任公司电力科学研究院 | 一种环境湿度可调的绝缘硅油局部放电分解实验设备及方法 |
CN112735760B (zh) * | 2020-09-14 | 2021-12-17 | 中国南方电网有限责任公司超高压输电公司检修试验中心 | 一种面向大型电力变压器的分子筛除水装置及投切方法 |
CN111830075B (zh) * | 2020-09-16 | 2020-12-04 | 广东电网有限责任公司东莞供电局 | 一种绝缘油老化试验装置及试验方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102062746A (zh) * | 2010-11-09 | 2011-05-18 | 西南交通大学 | 一种基于电介质响应的油纸绝缘微水含量测量方法 |
CN104597202A (zh) * | 2015-02-13 | 2015-05-06 | 苏州热工研究院有限公司 | 一种应用绝缘油中水分含量测量绝缘纸中水分含量的方法 |
CN104793113A (zh) * | 2015-04-03 | 2015-07-22 | 国网重庆市电力公司电力科学研究院 | 一种变压器主绝缘系统老化状态评估方法和系统 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002005885A (ja) * | 2000-06-20 | 2002-01-09 | Aichi Electric Co Ltd | 固体絶縁物の含水率測定方法 |
-
2016
- 2016-03-08 CN CN201610128640.XA patent/CN105738454B/zh active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102062746A (zh) * | 2010-11-09 | 2011-05-18 | 西南交通大学 | 一种基于电介质响应的油纸绝缘微水含量测量方法 |
CN104597202A (zh) * | 2015-02-13 | 2015-05-06 | 苏州热工研究院有限公司 | 一种应用绝缘油中水分含量测量绝缘纸中水分含量的方法 |
CN104793113A (zh) * | 2015-04-03 | 2015-07-22 | 国网重庆市电力公司电力科学研究院 | 一种变压器主绝缘系统老化状态评估方法和系统 |
Non-Patent Citations (3)
Title |
---|
变温及老化条件下油纸绝缘间水分分布的研究;马志青;《中国优秀硕士学位论文全文数据库(电子期刊) 工程科技II辑》;20131215(第82期);第35-37、40-45页 * |
基于变压器油纸间水分平衡关系的油纸绝缘水分含量计算方法;甘德刚 等;《变压器》;20090831;第46卷(第8期);第22-24页 * |
电力变压器油纸绝缘热老化研究综述;廖瑞金 等;《电工技术学报》;20120531;第27卷(第5期);第1-8页 * |
Also Published As
Publication number | Publication date |
---|---|
CN105738454A (zh) | 2016-07-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN105738454B (zh) | 一种基于绝缘油老化补偿的绝缘纸中水含量计算方法 | |
Yang et al. | Assessment of oil-paper insulation aging using frequency domain spectroscopy and moisture equilibrium curves | |
CN104502488B (zh) | 一种油浸式电力变压器绝缘老化程度评估的方法 | |
CN106645531B (zh) | 一种变压器油中溶解气体检测数据的修正方法 | |
CN110009236A (zh) | 一种油浸式电力变压器内部绝缘老化程度定量评估方法 | |
Jalbert et al. | Cellulose chemical markers in transformer oil insulation Part 1: Temperature correction factors | |
Yang et al. | Effects of temperature and aging on furfural partitioning in the oil-paper system of power transformers | |
CN106950468A (zh) | 一种不同温度下变压器油纸绝缘频域介损积分的归算方法 | |
CN108872814B (zh) | 一种高压电流互感器内部油纸绝缘寿命评估方法 | |
Martin et al. | Determining water in transformer paper insulation: effect of measuring oil water activity at two different locations | |
CN107860980A (zh) | 一种时频域结合快速介电响应测试方法 | |
CN108680613A (zh) | 一种利用复介电常数初始斜率评估绝缘纸中水分含量的方法 | |
CN110889234B (zh) | 一种油浸式变压器内部绝缘油纸老化寿命评估方法 | |
CN108872820A (zh) | 高压电流互感器内油浸纸绝缘老化状态的评估方法及系统 | |
CN112924325A (zh) | 一种基于混合气体的气体绝缘变压器监测方法及装置 | |
CN106841935A (zh) | 用于绝缘介质老化状态评估的时域测试系统及评估方法 | |
CN106990099A (zh) | 一种检测sf6混合气体成分的装置及方法 | |
RU2008107893A (ru) | Способ испытаний для оценки диффузии и токов утечки в изоляторах | |
CN112229757A (zh) | 卷烟与滤棒压降的快速符合性评价方法 | |
CN104067113B (zh) | 低电导率的接触式电导率测试系统 | |
Hassan et al. | Detection of oil-pressboard insulation aging with dielectric spectroscopy in time and frequency domain measurements | |
García et al. | Investigating the influence of moisture on the 2FAL generation rate of transformers: A new model to estimate the DP of cellulosic insulation | |
Przybylek | A new method for indirect measurement of water content in fibrous electro-insulating materials using near-infrared spectroscopy | |
CN109060953B (zh) | 电气绝缘油水分含量带电检测装置及方法 | |
RU2635711C1 (ru) | Устройство для измерения объемной доли и парциального давления кислорода в газах |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20170509 Address after: 350003 Gulou District, Fujian, Fuzhou No. 54 Road, No. 257 Applicant after: State Grid Fujian Electric Power Co., Ltd. Applicant after: State Grid Corporation of China Applicant after: Electric Power Research Institute, State Grid Fujian Electric Power Co., Ltd. Applicant after: Fujian EPRI Power Commissioning Co., Ltd. Address before: 350003 Fuzhou Road, Fujian, No. 54, No. 257 Applicant before: State Grid Fujian Electric Power Co., Ltd. Applicant before: State Grid Corporation of China Applicant before: Electric Power Research Institute, State Grid Fujian Electric Power Co., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant |