<abstract xml:lang="en" xmlns="http://www.w3.org/1999/xhtml"><p>Transportation of liquids is a primary aspect of human life. The most important infrastructure used accordingly is the pipeline. It serves as an asset for transporting different liquids and strategic goods. The latter are for example: chemical substances, oil, gas and water. Thus, it is necessary to monitor such infrastructures by means of specific tools. Leakage detection methods are used to reveal liquid leaks in pipelines for many applications, namely, waterworks, oil pipelines, industry heat exchangers, etc. The configuration of pipelines is a key issue because it impacts on the effectiveness of the method to be used and, consequently, on the results to be counterchecked. This research illustrated an improvement of the impedance method for zigzag pipeline by carrying out an experimental frequency analysis that has been compared with other methods based on frequency response. Hence, the impedance method is generally used for simple (straight) pipeline configurations because complicated pipelines with many curves introduce difficulties and major uncertainties in the calculation of characteristic impedance and in the statement of boundary conditions. The paper illustrates the case of a water pipeline where the leakage is acquired thanks to pressure transducers.</p></abstract>

Transportation of liquids is a primary aspect of human life. The most important infrastructure used accordingly is the pipeline. It serves as an asset for transporting different liquids and strategic goods. The latter are for example: chemical substances, oil, gas and water. Thus, it is necessary to monitor such infrastructures by means of specific tools. Leakage detection methods are used to reveal liquid leaks in pipelines for many applications, namely, waterworks, oil pipelines, industry heat exchangers, etc. The configuration of pipelines is a key issue because it impacts on the effectiveness of the method to be used and, consequently, on the results to be counterchecked. This research illustrated an improvement of the impedance method for zigzag pipeline by carrying out an experimental frequency analysis that has been compared with other methods based on frequency response. Hence, the impedance method is generally used for simple (straight) pipeline configurations because complicated pipelines with many curves introduce difficulties and major uncertainties in the calculation of characteristic impedance and in the statement of boundary conditions. The paper illustrates the case of a water pipeline where the leakage is acquired thanks to pressure transducers.

Impedance Method for Leak Detection in Zigzag Pipelines

Dipartimento d'Ingegneria dell'innovazione, University of Salento, Via Monteroni, 73100 Lecce, Italy

Dipartimento di Elettrotecnica ed Elettronica, Polytechnic of Bari, Via Orabona, 70100 Bari, Italy

Measurement Science Review

{"article-title":"Impedance Method for Leak Detection in Zigzag Pipelines"}

Transportation of liquids is a primary aspect of human life. The most important infrastructure used accordingly is the pipeline. It serves as an asset for...

Impedance Method for Leak Detection in Zigzag Pipelines

Published Online: Jan 20, 2011

Page range: 209 - 213

DOI: https://doi.org/10.2478/v10048-010-0036-0

Keywords
Pipeline leak detection, magnetic sensors, impedance method, transient analysis, pressure transducers

This content is open access.

Impedance Method for Leak Detection in Zigzag Pipelines

Published Online: Jan 20, 2011

Page range: 209 - 213

DOI: https://doi.org/10.2478/v10048-010-0036-0

KeywordsPipeline leak detection, magnetic sensors, impedance method, transient analysis, pressure transducers

This content is open access.

Keywords
Pipeline leak detection, magnetic sensors, impedance method, transient analysis, pressure transducers