负压波输油管道泄漏检测技术研究

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

管道输送以自己独特的优点在国民经济中占有重要的地位。然而由于各种原因,管道泄漏事故频频发生,不仅造成资源损失和环境污染,而且会带来巨大的财产损失和人员伤亡。为保障管道安全运行和将泄漏事故造成的危害减少到最小,需要研究泄漏检测技术以获得更高的泄漏检测灵敏度和更准确的泄漏点定位精度。针对这个问题,主要介绍了负压波泄漏检测技术。分析了其检测定位原理以及影响准确定位的关键因素。最后说明了管道泄漏检测系统的设计与构成。

Pipeline transportation plays an important role in the national economy for its unique advantages.However,due to various reasons,the leakage accidents in pipelines transportation occur frequently not only cause great loss of resoursel,but also pollute the environment,what＇s more,it may lead to serious casualties.In order to guarantee the pipelines work safely and minimize the losses caused by leakage accidents,it＇s necessary to study leakage detecting technology to raise the sensitivity of detection and accuracy of localization.To solve this issue,the negative pressure wave leak detecting technology is introduced,analyzed the principles of detection and localization and the key factors that effect accurate localization.At last,the design and structure of pipeline leak detecting system are given.