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Numerical study on leakage detection and location in a simple gas pipeline branch using an array of pressure sensors

Sung Pill Jang, Chan Young Cho, Jin Hyun Nam, Si-Hyung Lim, Donghoon Shin, Tae-Yong Chung
2010 Journal of Mechanical Science and Technology  
Pressure signals measured in gas pipelines provide useful information for monitoring the status of pipeline network operations.  ...  This study numerically investigates leakage detection and location in a simple gas pipeline branch using transient signals from an array of pressure sensors.  ...  An array of pressure sensor is promising in the detection and location of possible leakage in simple gas pipeline branches.  ... 
doi:10.1007/s12206-010-0216-8 fatcat:prfdjqbo2raudngylcgjpaizym

Modelling Flow Behavior of Gas Leakage from Buried Pipelineu

Petro Ndalila, Yuxing Li, Cuiwei Liu
2020 European Journal of Engineering Research and Science  
The variation of flow parameters inside the pipeline, outside pipeline, and the effect of leakage position were depicted and analyzed.  ...  At the incidence of leakage, gas will propagate out and cause changes in flow behavior, which will prompt the detectors.  ...  gathering and transportation" and "Acoustic-based leak detection and location technology for gas pipelines".  ... 
doi:10.24018/ejers.2020.5.11.2117 fatcat:w4o4kdtxwbborjctjsgtud3jrq

Recent Advances in Pipeline Monitoring and Oil Leakage Detection Technologies: Principles and Approaches

Mutiu Adesina Adegboye, Aditya Karnik
2019 Sensors  
In addition, research gaps and open issues for development of reliable pipeline leakage detection systems are discussed.  ...  However, leaks in pipeline networks are one of the major causes of innumerable losses in pipeline operators and nature.  ...  Acknowledgments: The authors acknowledge the supports of Petroleum Technology Development Fund (PTDF), Abuja Nigeria for Providing Funding Under its Overseas Scholarship scheme.  ... 
doi:10.3390/s19112548 fatcat:w3nio2nrbrhpfjq7me5tbf3pfq

A Simple Probabilistic Model With Extended Kalman Filter To Predict Multi-leak In Pipelines [article]

Radhika P, Anu Mol Joy
2021 arXiv   pre-print
Pipelines for water supply are susceptible to burst-leakage due to fluid pressures of various nature.  ...  In order to determine the position and amount of leakage in the distribution system, the detection method based on simulating hydraulic transients was further evaluated using Extended Kalman Filter (EKF  ...  ACKNOWLEDGEMENT The authors gratefully acknowledge the technical support in problem definition by Product Engineering Services, Wipro Pvt. Ltd., Kochi, Kerala.  ... 
arXiv:2108.10206v1 fatcat:aykueni6pneqxhkkdmdm7jmhqq

Pressure transient analysis of multiple leakages in a natural gas pipeline
English

O. Isehunwa Sunday, B. Ipinsokan Sunday, O. Akinsete Oluwatoyin
2014 Journal of Petroleum and Gas Engineering  
This study developed a pressure transient analysis model for predicting gas pipeline leakages in real time.  ...  Several methods for predicting leakages in natural gas pipeline have been developed.  ...  for isothermal gas flow in gas pipelines.  ... 
doi:10.5897/jpge203.0176 fatcat:zkbqjkirqrdezf2flrjalmd3bq

Effect of Leak Geometry on Water Characteristics Inside Pipes

Sajid Ali, Muhammad A. Hawwa, Uthman Baroudi
2022 Sustainability  
This paper aims to understand the effect of the geometry of a leaking crack in a pipe wall by examining fluid flow characteristics, namely pressure and velocity distributions, inside the pipe.  ...  Knowledge of fluid flow characteristics could help in detecting and identifying leak characteristics at an early stage and assist in improving the energy and resource efficiency of water supply services  ...  Acknowledgments: The authors would like to acknowledge and appreciate the support provided by the Deanship of Scientific Research (DSR) at King Fahd University of Petroleum & Minerals (KFUPM) for conducting  ... 
doi:10.3390/su14095224 fatcat:7ex6mkzsujcu5iv3tw2qdhxuby

Sensors for Fluid Leak Detection

Gonzalo Martinsanz
2015 Sensors  
In this regard, in [7] the analysis of transient fluid pressure signals has been studied and analyzed for detecting thinning in pipelines.  ...  Analysis based on numerical models is applied to detect the transient flow variations inside the pipeline where the geometry changes because of the thinning. 5.  ...  In this regard, in [7] the analysis of transient fluid pressure signals has been studied and analyzed for detecting thinning in pipelines.  ... 
doi:10.3390/s150203830 fatcat:krolnanvhvbllawg4ny75e3kge

Leaks Detection in a Pipeline Using Artificial Neural Networks [chapter]

Ignacio Barradas, Luis E. Garza, Ruben Morales-Menendez, Adriana Vargas-Martínez
2009 Lecture Notes in Computer Science  
A system based on Artificial Neural Networks (ANN ) is proposed to detect and diagnose multiple leaks in a pipeline leaks by recognizing the pattern of the flow using only two measurements.  ...  A nonlinear mathematical model of the pipeline is exploited for training, testing and validating the ANN -based system.  ...  For this study case, H 1 and H 5 are constant pressures heads at the input and output of the pipeline, while flows Q 1 , and Q 4 are the measurable flows at the extremes of the pipeline.  ... 
doi:10.1007/978-3-642-10268-4_75 fatcat:qoduigdckre6lnv6c6ut2q242i

Better leak detection in gas pipelines

W.J. Turner
1988 Computers and Mathematics with Applications  
Two further developments in the method of leak detection in gas pipelines described in an earlier work by Turner and Mudford are presented.  ...  First a method is given of optimizing the use of the available data such that leaks can be detected sooner, giving a factor of 3 or more improvement for small leaks.  ...  INTRODUCTION Turner and Mudford [1] considered a pipeline network in which gas pressure and temperature were measured at every measurement location, and mass flows were measured at some of these locations  ... 
doi:10.1016/0898-1221(88)90073-9 fatcat:vqmnwdyiajd3zgka2ftenn7u7i

Research on Leakage Detection and Analysis of Leakage Point in the Gas Pipeline System

Zhao Yang, Mingliang Liu, Min Shao, Yingjie Ji
2011 Open Journal of Safety Science and Technology  
In order to detect and locate pipeline rupture immediately, the leakage detection method plays a key role in the overall integrity management in the pipeline system.  ...  Dynamic parameters involved in the model such as pressure, flow and temperature can be acquired through SCADA (Supervisory Control and Data Acquisition) system.  ...  Pipeline leak detection technologies basically are divided into two categories: online leak detection system and discrete leak detection system [3] .  ... 
doi:10.4236/ojsst.2011.13010 fatcat:obrx3mukbjclbib3kxo3iehld4

Real-Time Leak Detection for a Gas Pipeline Using a k-NN Classifier and Hybrid AE Features

Thang Bui Quy, Jong-Myon Kim
2021 Sensors  
This paper introduces a technique using a k-nearest neighbor (k-NN) classifier and hybrid features extracted from acoustic emission (AE) signals for detecting leakages in a gas pipeline.  ...  To construct the system, AE signals are first recorded from a gas pipeline testbed under various conditions and used to synthesize the leak detection algorithm via offline signal analysis.  ...  the gas pipeline leak detection.  ... 
doi:10.3390/s21020367 pmid:33430370 fatcat:5qd3wugdvzakpdpic2arqye7uu

Transient damping method for narrowing down leak location in pressurized pipelines

Yohei Asada, Masaomi Kimura, Issaku Azechi, Toshiaki Iida, Naritaka Kubo
2020 Hydrological Research Letters  
Numerous leak detection methods have been developed for pipeline systems because of the shortage of water resources, increased water demand, and leak accidents.  ...  It is suggested that the damping model is suitable for narrowing down and not for finding the leak location, and should be used in combination with other leak detection methods.  ...  However, a pressure change caused by leakage is too small to be detected, even in a steady flow.  ... 
doi:10.3178/hrl.14.41 fatcat:od4xoetrqfffhlmme6a4nowkty

Three-phase flow (water, oil and gas) in a vertical circular cylindrical duct with leaks: A theoretical study

Wanessa dos Santos, Enivaldo Barbosa, Severino de Farias Neto, Antonio de Lima, Wanderson de Lima
2014 International Journal of Multiphysics  
Results of the pressure, velocity, temperature and volume fraction distributions of the involved phases are present and analyzed.  ...  This article describes the fluid dynamic behavior of a three-phase flow (water-oil-natural gas) in a vertical pipe with or without leakage.  ...  ACKNOWLEDGEMENTS The authors would like to express their thanks to Brazilian research agencies ANP/UFCG-PRH-25, CNPq, CAPES, FINEP and PETROBRAS S/A for supporting this work, and are also grateful to the  ... 
doi:10.1260/1750-9548.8.3.253 fatcat:7skhnul2znf5dironrh3vtr2u4

Leakage Detection in Pipeline Based on Second Order Extended Kalman Filter Observer

S. Razvarz, R. Jafari, C. Vargas-Jarillo, A. Gegov, M. Forooshani
2019 IFAC-PapersOnLine  
In this paper, a new technique is proposed in order to detect, locate, as well as approximate the fluid leaks in a straight pipeline (without branching) by taking into consideration the pressure and flow  ...  The suggested technique in this paper deals with just pressure head and flow rate evaluations at the ends of pipeline that has intrinsic sensor as well as process noise.  ...  this paper, a new technique is proposed in order to detect, locate, as well as approximate the fluid leaks in a straight pipeline (without branching) by taking into consideration the pressure and flow  ... 
doi:10.1016/j.ifacol.2019.12.631 fatcat:bzjn7bmdfjhvrpyg5v7pthe2wy

A Review of Vibration Detection Methods Using Accelerometer Sensors for Water Pipeline Leakage

Mohd Ismifaizul Mohd Ismail, Rudzidatul Akmam Dziyauddin, Noor Azurati Ahmad Salleh, Firdaus Muhammad-Sukki, Nurul Aini Bani, Mohd Azri Mohd Izhar, L.A. Latiff
2019 IEEE Access  
-Slow leakage detection and small leaks hard to detect R F Rahmat et al [33] Pressure and flow sensors -Can detect leaks -Can identify location of leaks.  ...  This technique indicates that leak detection does not necessarily produce a high rate of change in the pipeline pressure or water flow in the pipeline [48] .  ... 
doi:10.1109/access.2019.2896302 fatcat:zgiecpk2bjartfdmxcv3d7pkeu
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