负压波检漏技术在输气管线中的应用

随着我国长距离输气管道的不断增多,管道沿线的泄漏问题日益严重,由此对输气管道泄漏的自动监测和泄漏点的定位就显得尤为重要。本文介绍了应用负压波对管道泄漏进行监测的基本原理和方法,并对定位的基本公式的优化进行了讨论,介绍了更为准确的计算公式。经验证知道,经过优化的计算方法具有更高的定位准确度,对管道泄漏自动监测数学计算模型的建立具有一定的指导意义。

Study on Technology of Gas Pipeline Leakage Detection Based on Negative Pressure Wave

With China's growing of long-distance gas pipelines,Pipeline leaks become a major problem.So,the automatic monitoring of pipeline leaks and leak location is particularly important.This article describes the basic principles and methods of negative pressure wave monitoring for the pipeline leak,describes optimization of the positioning basic equation,and introduce a more accurate formula.This article also prove know-optimized calculation method has higher positioning accuracy,and has a certain significance o...