CN106706109B - 一种基于时域二维特性的振动源识别方法及系统 - Google Patents
一种基于时域二维特性的振动源识别方法及系统 Download PDFInfo
- Publication number
- CN106706109B CN106706109B CN201611162927.0A CN201611162927A CN106706109B CN 106706109 B CN106706109 B CN 106706109B CN 201611162927 A CN201611162927 A CN 201611162927A CN 106706109 B CN106706109 B CN 106706109B
- Authority
- CN
- China
- Prior art keywords
- vibration
- vibration signal
- vibration source
- signal
- time domain
- 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.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 57
- 238000012549 training Methods 0.000 claims abstract description 20
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 238000012545 processing Methods 0.000 claims abstract description 9
- 239000011159 matrix material Substances 0.000 claims description 10
- 230000004913 activation Effects 0.000 claims description 8
- 239000013307 optical fiber Substances 0.000 claims description 6
- 235000013399 edible fruits Nutrition 0.000 claims 1
- 230000008569 process Effects 0.000 abstract description 9
- 230000004044 response Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 27
- 238000010586 diagram Methods 0.000 description 6
- 230000002123 temporal effect Effects 0.000 description 6
- 239000000284 extract Substances 0.000 description 3
- 238000004364 calculation method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003909 pattern recognition Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
- G01H9/00—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
- G01H9/004—Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means using fibre optic sensors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611162927.0A CN106706109B (zh) | 2016-12-15 | 2016-12-15 | 一种基于时域二维特性的振动源识别方法及系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201611162927.0A CN106706109B (zh) | 2016-12-15 | 2016-12-15 | 一种基于时域二维特性的振动源识别方法及系统 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN106706109A CN106706109A (zh) | 2017-05-24 |
CN106706109B true CN106706109B (zh) | 2019-10-01 |
Family
ID=58937953
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201611162927.0A Expired - Fee Related CN106706109B (zh) | 2016-12-15 | 2016-12-15 | 一种基于时域二维特性的振动源识别方法及系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106706109B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108509864A (zh) * | 2018-03-09 | 2018-09-07 | 北方工业大学 | 一种确定光纤入侵事件类型的方法及装置 |
CN108717505A (zh) * | 2018-05-29 | 2018-10-30 | 广东工业大学 | 一种基于k-rvfl的固化热过程时空建模方法 |
CN110458219B (zh) * | 2019-08-01 | 2021-04-27 | 北京邮电大学 | 一种基于stft-cnn-rvfl的φ-otdr振动信号识别算法 |
CN110672196B (zh) * | 2019-08-22 | 2021-09-24 | 北京航天易联科技发展有限公司 | 一种基于图像算子的移动干扰振源过滤方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102997045B (zh) * | 2011-09-14 | 2014-08-06 | 中国石油天然气集团公司 | 一种光纤传感天然气管道泄漏事件识别方法和装置 |
CN102968868B (zh) * | 2012-10-31 | 2014-12-10 | 武汉理工光科股份有限公司 | 基于时域包络分析光纤光栅周界入侵行为识别方法及系统 |
CN103345808B (zh) * | 2013-06-26 | 2015-09-09 | 武汉理工光科股份有限公司 | 光纤光栅周界入侵模式识别方法及系统 |
CN104240455B (zh) * | 2014-08-07 | 2016-08-17 | 北京航天控制仪器研究所 | 一种分布式光纤管线安全预警系统中的扰动事件识别方法 |
US9417215B2 (en) * | 2014-09-30 | 2016-08-16 | General Electric Company | Vibration monitoring system and method |
CN104966076A (zh) * | 2015-07-21 | 2015-10-07 | 北方工业大学 | 基于支持向量机的光纤入侵信号分类识别方法 |
-
2016
- 2016-12-15 CN CN201611162927.0A patent/CN106706109B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN106706109A (zh) | 2017-05-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106706109B (zh) | 一种基于时域二维特性的振动源识别方法及系统 | |
Tejedor et al. | Toward prevention of pipeline integrity threats using a smart fiber-optic surveillance system | |
CN110634080B (zh) | 异常用电检测方法、装置、设备及计算机可读存储介质 | |
CN104240455B (zh) | 一种分布式光纤管线安全预警系统中的扰动事件识别方法 | |
Al-Jumaili et al. | Acoustic emission source location in complex structures using full automatic delta T mapping technique | |
Wu et al. | Improvement of crack-detection accuracy using a novel crack defragmentation technique in image-based road assessment | |
CN106503642B (zh) | 一种应用于光纤传感系统的振动模型建立方法 | |
CN106066184A (zh) | 用于检测交通工具系统故障的系统和方法 | |
CN103632158A (zh) | 森林防火监控方法及森林防火监控系统 | |
JPWO2015146082A1 (ja) | 漏洩検知装置、漏洩検知方法、およびプログラム | |
CN104269006A (zh) | 一种光纤预警系统及模式识别方法 | |
Cho et al. | Sound recognition techniques for multi-layered construction activities and events | |
Jiang et al. | A deep neural networks approach for pixel-level runway pavement crack segmentation using drone-captured images | |
CN109900804A (zh) | 一种基于超声导波的金属材料裂纹定量监测方法 | |
CN104316167B (zh) | 一种低信噪比下结构响应异常检测方法 | |
CN116776279A (zh) | 多模态数据协同的输电线路闪爆预警异常目标检测方法 | |
Mustapha et al. | Pattern recognition based on time series analysis using vibration data for structural health monitoring in civil structures | |
CN112836719A (zh) | 一种融合二分类和三元组的示功图相似性检测方法 | |
CN116576957A (zh) | 光缆外破预警界面的显示方法、装置、设备及存储介质 | |
CN102496030B (zh) | 电力监测系统中危险目标的识别方法及装置 | |
Wang et al. | Intelligent detection and recognition of multi-vibration events based on distributed acoustic sensor and improved YOLOv8 model | |
CN116186642B (zh) | 一种基于多维特征融合的分布式光纤传感事件预警方法 | |
CN106650951A (zh) | 基于时域全局相似度的多通道测量数据自动筛选方法 | |
US20230024104A1 (en) | Identification of false transformer humming using machine learning | |
CN115187048B (zh) | 轨道线路多域限界异物侵限事件状况识别方法及系统 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information |
Inventor after: Qu Hongquan Inventor after: Zhao Lu Inventor after: Fu Shuo Inventor after: Sheng Zhiyong Inventor after: Yang Dan Inventor before: Qu Hongquan Inventor before: Fu Shuo Inventor before: Sheng Zhiyong Inventor before: Yang Dan Inventor before: Zheng Tong |
|
CB03 | Change of inventor or designer information | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191001 |
|
CF01 | Termination of patent right due to non-payment of annual fee |