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1)  Leak Detection for Petroleum Pipeline
输油管道泄漏检测
2)  gas pipeline leakage detection
输气管道泄漏检测
3)  oil and gas pipeline leakage detection
油气管道泄漏检测
4)  oil transmission revealing examination
输油泄漏检测
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:输油管
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性质:输送石油原油或石油产品的管道。内径的尺寸。随着输油量的多少而定。一般为200-750毫米的无缝钢管,外涂沥青,并包绝热材料等,埋于地下,以防冻结和损坏。用输油管输油,可节省运输设备和费用。

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