CN107907279A - 基于小波系数幅值的多相流管道泄漏声波信号分析方法 - Google Patents
基于小波系数幅值的多相流管道泄漏声波信号分析方法 Download PDFInfo
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
- G01M3/24—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations
- G01M3/243—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using infrasonic, sonic, or ultrasonic vibrations for pipes
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109387731A (zh) * | 2018-12-21 | 2019-02-26 | 云南电网有限责任公司电力科学研究院 | 一种基于小波分析和幅值比较的高阻接地故障辨识方法 |
CN111503525A (zh) * | 2020-04-28 | 2020-08-07 | 浙江工业大学 | 一种关于气动调节阀气室漏气的在线诊断方法 |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10221197A (ja) * | 1997-02-07 | 1998-08-21 | Hitachi Ltd | 漏洩検知方法及びその装置 |
JP2004245618A (ja) * | 2003-02-12 | 2004-09-02 | Toshiba Mitsubishi-Electric Industrial System Corp | 漏水探知装置 |
CN101968162A (zh) * | 2010-09-30 | 2011-02-09 | 东北大学 | 基于负压波和声波协同检测的管道泄漏定位***及方法 |
CN104595729A (zh) * | 2015-01-15 | 2015-05-06 | 中国石油大学(华东) | 一种基于声波幅值的油气管道泄漏定位方法 |
CN105546361A (zh) * | 2016-03-08 | 2016-05-04 | 钱昊铖 | 基于ann的音波法输气管道泄漏监测方法 |
CN105909979A (zh) * | 2016-04-20 | 2016-08-31 | 中国石油大学(华东) | 基于小波变换融合盲源分离算法的泄漏声波特征提取方法 |
CN105927861A (zh) * | 2016-04-20 | 2016-09-07 | 中国石油大学(华东) | 基于小波变换融合盲源分离算法的泄漏声波特征提取方法 |
CN106018561A (zh) * | 2016-05-13 | 2016-10-12 | 中国石油大学(华东) | 不同管道结构中声波幅值衰减系数的测量***及方法 |
CN106290578A (zh) * | 2016-07-27 | 2017-01-04 | 常州大学 | 一种压力管道小泄漏源检测及精确定位方法 |
CN106644302A (zh) * | 2017-02-20 | 2017-05-10 | 广东工业大学 | 一种管道渗漏检测方法、装置及球形*** |
-
2017
- 2017-11-20 CN CN201711158817.1A patent/CN107907279B/zh not_active Expired - Fee Related
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10221197A (ja) * | 1997-02-07 | 1998-08-21 | Hitachi Ltd | 漏洩検知方法及びその装置 |
JP2004245618A (ja) * | 2003-02-12 | 2004-09-02 | Toshiba Mitsubishi-Electric Industrial System Corp | 漏水探知装置 |
CN101968162A (zh) * | 2010-09-30 | 2011-02-09 | 东北大学 | 基于负压波和声波协同检测的管道泄漏定位***及方法 |
CN104595729A (zh) * | 2015-01-15 | 2015-05-06 | 中国石油大学(华东) | 一种基于声波幅值的油气管道泄漏定位方法 |
CN105546361A (zh) * | 2016-03-08 | 2016-05-04 | 钱昊铖 | 基于ann的音波法输气管道泄漏监测方法 |
CN105909979A (zh) * | 2016-04-20 | 2016-08-31 | 中国石油大学(华东) | 基于小波变换融合盲源分离算法的泄漏声波特征提取方法 |
CN105927861A (zh) * | 2016-04-20 | 2016-09-07 | 中国石油大学(华东) | 基于小波变换融合盲源分离算法的泄漏声波特征提取方法 |
CN106018561A (zh) * | 2016-05-13 | 2016-10-12 | 中国石油大学(华东) | 不同管道结构中声波幅值衰减系数的测量***及方法 |
CN106290578A (zh) * | 2016-07-27 | 2017-01-04 | 常州大学 | 一种压力管道小泄漏源检测及精确定位方法 |
CN106644302A (zh) * | 2017-02-20 | 2017-05-10 | 广东工业大学 | 一种管道渗漏检测方法、装置及球形*** |
Non-Patent Citations (4)
Title |
---|
CUI-WEI LIU 等: "A new leak location method based on leakage acoustic waves for oil and gas pipelines", 《JOURNAL OF LOSS PREVENTION IN THE PROCESS INDUSTRIES》 * |
SAMAN DAVOODI 等: "Gas leak locating in steel pipe using wavelet transform and cross-correlation method", 《THE INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY VOLUME》 * |
李玉星 等: "基于混沌振子的输气管道微泄漏音波信号处理方法", 《油气储运》 * |
潘凌云 等: "一种基于VMD和小波去噪的管道泄漏检测算法", 《自动化技术与应用》 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109387731A (zh) * | 2018-12-21 | 2019-02-26 | 云南电网有限责任公司电力科学研究院 | 一种基于小波分析和幅值比较的高阻接地故障辨识方法 |
CN109387731B (zh) * | 2018-12-21 | 2021-02-02 | 云南电网有限责任公司电力科学研究院 | 一种基于小波分析和幅值比较的高阻接地故障辨识方法 |
CN111503525A (zh) * | 2020-04-28 | 2020-08-07 | 浙江工业大学 | 一种关于气动调节阀气室漏气的在线诊断方法 |
CN111503525B (zh) * | 2020-04-28 | 2022-02-01 | 浙江工业大学 | 一种关于气动调节阀气室漏气的在线诊断方法 |
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