CN105136439A - 一种检测吊罩式变压器绕组松动的方法 - Google Patents
一种检测吊罩式变压器绕组松动的方法 Download PDFInfo
- Publication number
- CN105136439A CN105136439A CN201510526404.9A CN201510526404A CN105136439A CN 105136439 A CN105136439 A CN 105136439A CN 201510526404 A CN201510526404 A CN 201510526404A CN 105136439 A CN105136439 A CN 105136439A
- Authority
- CN
- China
- Prior art keywords
- bell
- type transformer
- winding
- setting valve
- transformer
- 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.)
- Granted
Links
Landscapes
- Housings And Mounting Of Transformers (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Abstract
Description
额定容量 | 电压变比 | 联接组 | 空载损耗ΔP0 | 空载电流I0% | 短路电压US% | 短路损耗ΔPS |
31500kVA | 110/10.5kV | YN.d11 | 20.4kW | 0.14 | 10.02 | 23.2kW |
特征 | 变压器正常状态 | 变压器中等松动 | 变压器故障 |
第一特征 | 48.1 | 24.1 | 24.1 |
第二特征 | 0.1546 | 0.0598 | 0.0601 |
特征 | 变压器正常状态 | 变压器中等松动 | 变压器故障 |
第三特征和整定值比较 | 0.7343<M 1 | M 1<0.875<M 2 | M 2<0.9351 |
Claims (7)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510526404.9A CN105136439B (zh) | 2015-08-25 | 2015-08-25 | 一种检测吊罩式变压器绕组松动的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510526404.9A CN105136439B (zh) | 2015-08-25 | 2015-08-25 | 一种检测吊罩式变压器绕组松动的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105136439A true CN105136439A (zh) | 2015-12-09 |
CN105136439B CN105136439B (zh) | 2017-11-07 |
Family
ID=54721870
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510526404.9A Active CN105136439B (zh) | 2015-08-25 | 2015-08-25 | 一种检测吊罩式变压器绕组松动的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN105136439B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110632477A (zh) * | 2019-11-02 | 2019-12-31 | 广东石油化工学院 | 一种利用Hilbert空间因子的变压器运行状态振声检测方法和*** |
CN113514783A (zh) * | 2021-03-16 | 2021-10-19 | 国网江苏省电力有限公司南京供电分公司 | 空载合闸下的变压器绕组机械状态检测判断方法 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012058046A (ja) * | 2010-09-08 | 2012-03-22 | Nissin Electric Co Ltd | 電力機器の異常診断装置 |
CN102798798A (zh) * | 2012-08-07 | 2012-11-28 | 浙江大学 | 一种基于振动分析的电力变压器绕组变形检测方法 |
CN202735425U (zh) * | 2012-06-13 | 2013-02-13 | 江苏省电力公司南京供电公司 | 基于振动的电力变压器故障检测*** |
CN103968939A (zh) * | 2014-05-16 | 2014-08-06 | 国家电网公司 | 基于平均位移法的变压器绕组松动故障检测方法 |
CN104236702A (zh) * | 2014-08-29 | 2014-12-24 | 国家电网公司 | 电力变压器内部松动判断***及其方法 |
CN104748838A (zh) * | 2015-03-27 | 2015-07-01 | 国家电网公司 | 基于有限元分析的变压器绕组松动判断***和方法 |
-
2015
- 2015-08-25 CN CN201510526404.9A patent/CN105136439B/zh active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012058046A (ja) * | 2010-09-08 | 2012-03-22 | Nissin Electric Co Ltd | 電力機器の異常診断装置 |
CN202735425U (zh) * | 2012-06-13 | 2013-02-13 | 江苏省电力公司南京供电公司 | 基于振动的电力变压器故障检测*** |
CN102798798A (zh) * | 2012-08-07 | 2012-11-28 | 浙江大学 | 一种基于振动分析的电力变压器绕组变形检测方法 |
CN103968939A (zh) * | 2014-05-16 | 2014-08-06 | 国家电网公司 | 基于平均位移法的变压器绕组松动故障检测方法 |
CN104236702A (zh) * | 2014-08-29 | 2014-12-24 | 国家电网公司 | 电力变压器内部松动判断***及其方法 |
CN104748838A (zh) * | 2015-03-27 | 2015-07-01 | 国家电网公司 | 基于有限元分析的变压器绕组松动判断***和方法 |
Non-Patent Citations (1)
Title |
---|
马宏忠等: "基于振动的电力变压器绕组变形故障诊断新方法", 《电力***自动化》 * |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110632477A (zh) * | 2019-11-02 | 2019-12-31 | 广东石油化工学院 | 一种利用Hilbert空间因子的变压器运行状态振声检测方法和*** |
CN113514783A (zh) * | 2021-03-16 | 2021-10-19 | 国网江苏省电力有限公司南京供电分公司 | 空载合闸下的变压器绕组机械状态检测判断方法 |
CN113514783B (zh) * | 2021-03-16 | 2023-12-15 | 国网江苏省电力有限公司南京供电分公司 | 空载合闸下的变压器绕组机械状态检测判断方法 |
Also Published As
Publication number | Publication date |
---|---|
CN105136439B (zh) | 2017-11-07 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN103782509B (zh) | 用于检测同步发电机内部绕组故障的***、计算机程序产品和方法 | |
CN102077433B (zh) | 具有改进的重闭合功能的断路器 | |
CN111758036B (zh) | 用于监测运行中的电力设备的运行状态的***和方法 | |
CN110146777A (zh) | 一种发电机/调相机转子匝间短路故障检测方法 | |
CN110596547B (zh) | 逆变器驱动电机的匝绝缘状态在线监测方法 | |
CN103018632B (zh) | 基于费歇信息的小电流接地***单相接地故障选线方法 | |
WO2016065959A1 (zh) | 中性点不接地的10kV***中铁磁谐振的诊断方法 | |
CN107515339B (zh) | 一种基于直流电流分布情况的风险识别方法及*** | |
CN105548799A (zh) | 发电电动机转子绕组匝间短路故障的在线监测方法 | |
CN113391170B (zh) | 一种逆变器驱动电机的端部绝缘状态在线监测方法 | |
CN111308263A (zh) | 一种配电网高阻接地故障检测方法 | |
CN205091401U (zh) | 一种变压器绕组振动频响测试*** | |
CN101846717A (zh) | 一种小电流接地故障选线装置 | |
CN105093064B (zh) | 配电网广域故障定位方法 | |
CN105136439A (zh) | 一种检测吊罩式变压器绕组松动的方法 | |
CN204085686U (zh) | 电力变压器内部松动判断*** | |
CN111780867A (zh) | 一种利用Frobenius模优化的变压器运行状态振声检测方法和*** | |
CN109697437B (zh) | 一种基于电激励的绕组模态分析方法及其应用和验证方法 | |
CN105486917A (zh) | 一种节能型输电线损耗和故障检测方法 | |
CN111474496A (zh) | 一种基于振动信号辨识的变压器匝间短路快速诊断方法 | |
CN105203915A (zh) | 一种电力变压器绕组松动缺陷诊断***和诊断方法 | |
CN104111381A (zh) | 一种35kV高压并联电力电容器组介损在线监测装置 | |
CN203630309U (zh) | 一种用于接点氧化的sf6密度继电器校验的辅助装置 | |
CN106771820B (zh) | 同步发电机定子铁心与穿心螺杆短路故障的监测方法 | |
CN102288881B (zh) | 变压器油纸绝缘尖刺放电缺陷严重程度诊断方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address |
Address after: 210000 Gulou District, Jiangsu, Zhongshan Road, No. 251, No. Co-patentee after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. Patentee after: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. NANJING POWER SUPPLY BRANCH Co-patentee after: STATE GRID CORPORATION OF CHINA Co-patentee after: HOHAI University Address before: 210019 No. 1 Olympic Sports street, Jiangsu, Nanjing Co-patentee before: JIANGSU ELECTRIC POWER Co. Patentee before: JIANGSU NANJING POWER SUPPLY Co. Co-patentee before: State Grid Corporation of China Co-patentee before: HOHAI University |
|
CP03 | Change of name, title or address | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20151209 Assignee: Nanjing Maidong Information Technology Co.,Ltd. Assignor: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. NANJING POWER SUPPLY BRANCH Contract record no.: X2020980002876 Denomination of invention: Method used for detecting hang cover type transformer winding looseness Granted publication date: 20171107 License type: Common License Record date: 20200608 |
|
EE01 | Entry into force of recordation of patent licensing contract | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20151209 Assignee: NANJING ZHENGRUI ELECTRIC TECHNOLOGY Co.,Ltd. Assignor: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. NANJING POWER SUPPLY BRANCH Contract record no.: X2020980003008 Denomination of invention: Method used for detecting hang cover type transformer winding looseness Granted publication date: 20171107 License type: Common License Record date: 20200612 Application publication date: 20151209 Assignee: NANJING UNITECH ELECTRIC POWER SCIENCE & TECHNOLOGY DEVELOPMENT Co.,Ltd. Assignor: STATE GRID JIANGSU ELECTRIC POWER Co.,Ltd. NANJING POWER SUPPLY BRANCH Contract record no.: X2020980003056 Denomination of invention: Method used for detecting hang cover type transformer winding looseness Granted publication date: 20171107 License type: Common License Record date: 20200615 |
|
EE01 | Entry into force of recordation of patent licensing contract |