So pipeline leakage detection and location is significance.
管道泄漏检测和定位，意义巨大。
This paper discusses the design of PPTE sensor application applied in of leakage-detection and location system in the oil pipeline, and introduces its hardware, software and functions.
探讨了基于PPTE传感器的输油管道泄漏检测与定位系统的设计，介绍了它的软硬件构成及其功能。
Based on the negative pressure wave, the correlation analytic method is used for leakage detection and location of pipeline, the algorithm of the leakage location is also introduced in the paper.
阐述了依据负压波法，应用相关分析法进行管道泄漏检测的原理，给出了漏点定位的算法。
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