CN110554278A - 一种基于模态分析对变压器绕组进行检测的方法及系统 - Google Patents
一种基于模态分析对变压器绕组进行检测的方法及系统 Download PDFInfo
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- CN110554278A CN110554278A CN201910696145.2A CN201910696145A CN110554278A CN 110554278 A CN110554278 A CN 110554278A CN 201910696145 A CN201910696145 A CN 201910696145A CN 110554278 A CN110554278 A CN 110554278A
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- 238000004804 winding Methods 0.000 title claims abstract description 158
- 238000004458 analytical method Methods 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 38
- 238000012360 testing method Methods 0.000 claims description 11
- 238000007667 floating Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims description 6
- 235000015108 pies Nutrition 0.000 description 37
- 238000010586 diagram Methods 0.000 description 18
- 238000004590 computer program Methods 0.000 description 7
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- 238000004364 calculation method Methods 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/025—Measuring arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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Abstract
Description
阶数 | 固有频率(Hz) |
3 | 37.436 |
4 | 144.79 |
5 | 145.16 |
固有频率 | 8饼 | 30饼 |
4阶 | 77.277Hz | 96.187Hz |
6阶 | 202.03Hz | 187.19Hz |
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CN110554278A true CN110554278A (zh) | 2019-12-10 |
CN110554278B CN110554278B (zh) | 2023-05-19 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010060253A1 (zh) * | 2008-11-25 | 2010-06-03 | 上海市电力公司 | 利用恒流扫频电源激振检测变压器绕组状态的系统和方法 |
CN101782426A (zh) * | 2010-01-29 | 2010-07-21 | 浙江大学 | 电力变压器绕组松动故障振动检测方法 |
CN205209627U (zh) * | 2015-08-24 | 2016-05-04 | 江苏省电力公司南京供电公司 | 一种电力变压器绕组轴向压紧状态在线监测系统 |
CN107194064A (zh) * | 2017-05-19 | 2017-09-22 | 南京电力工程设计有限公司 | 一种变压器绕组固有频率计算方法 |
JP2018096706A (ja) * | 2016-12-08 | 2018-06-21 | ユカインダストリーズ株式会社 | 変圧器内部異常および劣化の診断方法と診断装置 |
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2019
- 2019-07-30 CN CN201910696145.2A patent/CN110554278B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2010060253A1 (zh) * | 2008-11-25 | 2010-06-03 | 上海市电力公司 | 利用恒流扫频电源激振检测变压器绕组状态的系统和方法 |
CN101782426A (zh) * | 2010-01-29 | 2010-07-21 | 浙江大学 | 电力变压器绕组松动故障振动检测方法 |
CN205209627U (zh) * | 2015-08-24 | 2016-05-04 | 江苏省电力公司南京供电公司 | 一种电力变压器绕组轴向压紧状态在线监测系统 |
JP2018096706A (ja) * | 2016-12-08 | 2018-06-21 | ユカインダストリーズ株式会社 | 変圧器内部異常および劣化の診断方法と診断装置 |
CN107194064A (zh) * | 2017-05-19 | 2017-09-22 | 南京电力工程设计有限公司 | 一种变压器绕组固有频率计算方法 |
Non-Patent Citations (2)
Title |
---|
刘宝稳等: "大型变压器绕组轴向固有频率振动分布特性与试验分析", 《高电压技术》 * |
朱佼佼等: "基于振动模态的机车主变压器绕组稳定性研究", 《铁道科学与工程学报》 * |
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Inventor after: Li Peng Inventor after: Wang Jianyi Inventor after: Liu Xueli Inventor after: Tang Hao Inventor after: Sun Jiantao Inventor after: Yu Xinru Inventor after: Wu Chao Inventor after: Wang Ke Inventor after: Zhao Xiaolin Inventor after: Zhao Xiaoyu Inventor after: Yang Fan Inventor after: Zhao Zhigang Inventor after: Zhang Shuqi Inventor after: Cheng Huanchao Inventor after: Xu Zhengyu Inventor after: Wang Lin Inventor after: Liang Ningchuan Inventor after: Lv Xiaolu Inventor after: Li Xining Inventor before: Zhao Zhigang Inventor before: Liu Xueli Inventor before: Tang Hao Inventor before: Sun Jiantao Inventor before: Yu Xinru Inventor before: Wu Chao Inventor before: Wang Ke Inventor before: Zhao Xiaolin Inventor before: Zhao Xiaoyu Inventor before: Yang Fan Inventor before: Zhang Shuqi Inventor before: Cheng Huanchao Inventor before: Xu Zhengyu Inventor before: Wang Lin Inventor before: Liang Ningchuan Inventor before: Lv Xiaolu Inventor before: Li Xining Inventor before: Wang Jianyi |