CN104595729B - 一种基于声波幅值的油气管道泄漏定位方法 - Google Patents
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CN106018561B (zh) * | 2016-05-13 | 2018-11-20 | 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系统及方法 |
CN106151887A (zh) * | 2016-07-01 | 2016-11-23 | 北京华科合创科技发展有限公司 | 一种油气管道泄漏综合监测系统 |
CN106289121B (zh) * | 2016-07-18 | 2018-10-02 | 中国石油大学(华东) | 一种变径管等效管长的计算方法 |
CN106195648B (zh) * | 2016-07-18 | 2018-12-07 | 中国石油大学(华东) | 一种变径管等效管长的实验测试方法 |
CN105953080B (zh) * | 2016-07-18 | 2018-07-03 | 中国石油大学(华东) | 基于同侧传感器布置的声波泄漏定位方法 |
CN107869654B (zh) * | 2016-09-27 | 2020-03-10 | 中国石油天然气股份有限公司 | 一种油气管道爆管检测定位方法 |
CN106352243B (zh) * | 2016-10-20 | 2018-06-26 | 山东科技大学 | 一种基于声波法的输气管道泄露检测系统 |
CN106813108A (zh) * | 2017-01-18 | 2017-06-09 | 中国石油大学(华东) | 一种基于速度差的泄漏定位方法 |
CN106813109A (zh) * | 2017-03-15 | 2017-06-09 | 吉林省百瑞生科技发展有限公司 | 一种流体泄漏在线监测和定位系统及方法 |
CN106678553B (zh) * | 2017-03-17 | 2019-02-22 | 中国石油大学(华东) | 一种泄漏动态压力波在管内气体中传播速度的计算方法 |
CN107281687B (zh) * | 2017-08-22 | 2020-03-10 | 河海大学常州校区 | 一种消防栓水状况检测方法 |
CN107907279B (zh) * | 2017-11-20 | 2020-09-22 | 中国石油大学(华东) | 基于小波系数幅值的多相流管道泄漏声波信号分析方法 |
CN108181059B (zh) * | 2017-12-27 | 2019-12-10 | 钦州学院 | 基于小波信号的多相流管道泄漏声波信号识别方法 |
CN108506742B (zh) * | 2018-03-10 | 2020-07-03 | 西安电子科技大学 | 一种自适应有效信号判定流体管道泄漏定位方法 |
CN108758356B (zh) * | 2018-05-20 | 2019-08-23 | 东北石油大学 | 一种信息处理方法和系统 |
CN111608650B (zh) * | 2020-07-09 | 2020-12-11 | 西安海联石化科技有限公司 | 一种利用次声波检测油井油管、套管缺陷的方法 |
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US6389881B1 (en) * | 1999-05-27 | 2002-05-21 | Acoustic Systems, Inc. | Method and apparatus for pattern match filtering for real time acoustic pipeline leak detection and location |
CN101122367A (zh) * | 2006-08-07 | 2008-02-13 | 中国石油大学(北京) | 一种管道泄漏的诊断系统、装置及方法 |
CN101270853B (zh) * | 2008-05-15 | 2012-08-29 | 中国石油大学(北京) | 基于次声波的天然气管道泄漏远程检测装置、方法及系统 |
BRPI1002159A2 (pt) * | 2010-04-15 | 2012-02-07 | Asel Tech Tecnologia E Automacao Ltda | sistema integrado com a tecnologia acústica, balanço de massa e rede neural para detecção, localização e quantificação de vazamentos em dutos |
CN101968162B (zh) * | 2010-09-30 | 2012-12-19 | 东北大学 | 基于负压波和声波协同检测的管道泄漏定位系统及方法 |
CN103245454B (zh) * | 2013-05-14 | 2015-06-03 | 西南石油大学 | 一种非侵入式管道实时监测和预警及故障定位方法 |
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