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1)  pipe leak detection and location
管道泄漏检测定位
1.
Water pipe leak detection and location is such an important activity that it can have profound effects on our society, economy and environment.
论文的具体研究内容有:①研究了基于自适应时延估计的供水管道泄漏检测定位方法,以及泄漏检测的定位误差和时延估计误差。
2)  pipeline leakage detection and location
管道泄漏检测与定位
3)  software of leak detection and location of pipeline
管道泄漏检测与定位软件
4)  Oil pipeline leak detection
管道泄漏监测定位
5)  pipeline leakage detection
管道泄漏检测
1.
Aiming at the noise interference problems occurred in acoustic emission pipeline leakage detection,signal analysis method based on wavelet package and empirical mode decomposition(EMD) were researched,respectively.
针对声发射管道泄漏检测过程中的噪声干扰问题,对基于小波包和经验模态分解(EMD)的声发射信号处理方法进行了研究。
6)  Pipeline leak detection
管道泄漏检测
1.
To solve the problem of pipeline leak detection and meet the demand of student\'s learning,an experimental system of pipeline leak detection based on negative pressure wave and flow is established in the laboratory.
构建了一套基于负压波和流量的管道泄漏检测试验系统。
补充资料:管道泄漏性试验
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性质:对管道系统,包括与管道系统相连的设备的泄漏性进行检验。一般以空气或惰性气为介质,在设计压力下进行,用设计文件规定的发泡剂、氨气、氦气等方法检验,似未发现泄漏点为合格。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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