CN108917906B - 一种牵引变压器绕组变形故障检测方法 - Google Patents
一种牵引变压器绕组变形故障检测方法 Download PDFInfo
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- 238000004804 winding Methods 0.000 title claims abstract description 67
- 238000001514 detection method Methods 0.000 title claims abstract description 9
- 238000000034 method Methods 0.000 claims abstract description 18
- 238000012360 testing method Methods 0.000 claims abstract description 16
- 238000003745 diagnosis Methods 0.000 claims abstract description 8
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H1/00—Measuring characteristics of vibrations in solids by using direct conduction to the detector
- G01H1/003—Measuring characteristics of vibrations in solids by using direct conduction to the detector of rotating machines
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CN111597957B (zh) * | 2020-05-12 | 2023-08-01 | 三峡大学 | 基于形态学图像处理的变压器绕组故障诊断方法 |
CN111983363B (zh) * | 2020-08-26 | 2021-06-08 | 西南交通大学 | 变压器绕组轴向移位与频率响应关联性研究平台及其试验方法 |
CN115758258B (zh) * | 2022-11-22 | 2023-12-12 | 西南交通大学 | 一种基于振动信号和领域知识的牵引变压器故障诊断方法 |
Citations (9)
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WO2001084168A1 (en) * | 2000-05-04 | 2001-11-08 | Georgia Tech Research Corporation | System and method for off-line impulse frequency response analysis test |
CN1731202A (zh) * | 2005-08-26 | 2006-02-08 | 上海久隆电气设备试验有限公司 | 变压器交接时频率阻抗特性测量方法 |
CN201255759Y (zh) * | 2008-09-03 | 2009-06-10 | 中国电力科学研究院 | 一种检测电力变压器绕组变形的测试装置 |
CN101833056A (zh) * | 2010-03-26 | 2010-09-15 | 中国电力科学研究院 | 一种基于频率响应特征的变压器绕组变形诊断方法 |
CN102881429A (zh) * | 2012-09-24 | 2013-01-16 | 深圳供电局有限公司 | 一种试验变压器 |
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US8564302B2 (en) * | 2009-07-21 | 2013-10-22 | Greenlee Textron Inc. | Test instruments for pulse TDR, step TDR and transmission analysis |
CN104374312A (zh) * | 2014-11-10 | 2015-02-25 | 华中科技大学 | 一种电力变压器绕组变形的检测方法 |
CN106338237A (zh) * | 2015-07-10 | 2017-01-18 | 华北电力大学(保定) | 基于频响阻抗法的变压器绕组变形检测方法 |
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2018
- 2018-04-02 CN CN201810284300.5A patent/CN108917906B/zh active Active
Patent Citations (9)
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WO2001084168A1 (en) * | 2000-05-04 | 2001-11-08 | Georgia Tech Research Corporation | System and method for off-line impulse frequency response analysis test |
CN1731202A (zh) * | 2005-08-26 | 2006-02-08 | 上海久隆电气设备试验有限公司 | 变压器交接时频率阻抗特性测量方法 |
CN201255759Y (zh) * | 2008-09-03 | 2009-06-10 | 中国电力科学研究院 | 一种检测电力变压器绕组变形的测试装置 |
US8564302B2 (en) * | 2009-07-21 | 2013-10-22 | Greenlee Textron Inc. | Test instruments for pulse TDR, step TDR and transmission analysis |
CN101833056A (zh) * | 2010-03-26 | 2010-09-15 | 中国电力科学研究院 | 一种基于频率响应特征的变压器绕组变形诊断方法 |
CN102881429A (zh) * | 2012-09-24 | 2013-01-16 | 深圳供电局有限公司 | 一种试验变压器 |
CN103116111A (zh) * | 2013-01-21 | 2013-05-22 | 上海市电力公司 | 一种电力变压器绕组工作状态的诊断方法 |
CN104374312A (zh) * | 2014-11-10 | 2015-02-25 | 华中科技大学 | 一种电力变压器绕组变形的检测方法 |
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Non-Patent Citations (1)
Title |
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图形学在频响数据诊断变压器绕组变形中的应用;许渊 等;《电工电能新技术》;20090430;第28卷(第2期);第38-40页 |
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