High‐throughput sequencing approach in analysis of microbial communities colonizing natural gas pipelines
Sign Up to like & getrecommendations! Published in 2019 at "MicrobiologyOpen"
DOI: 10.1002/mbo3.806
Abstract: This study provides a deep modern insight into the phylogenetic diversity among bacterial consortia found in working and nonworking high‐methane natural gas pipelines located in Poland. The working pipeline was characterized by lower biodiversity (140–154… read more here.
Keywords: gas pipelines; pipeline; gas pipeline; gas ... See more keywords
Earthquake and post-earthquake vulnerability assessment of urban gas pipelines network
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DOI: 10.1007/s11069-020-03874-4
Abstract: Urban gas pipelines network as one of the most vital lifelines plays an important role in the level of vulnerability and earthquake damage. Iran is located on the Alpide earthquake belt, which is one of… read more here.
Keywords: gas pipelines; network; post earthquake; gas ... See more keywords
Mechanical analysis at different scales of gas pipelines
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2018.04.008
Abstract: Abstract The actual safety margins of exercised gas pipelines depend on a number of factors that include the initial material properties and their evolution with time. These characteristics can be evaluated by mechanical tests of… read more here.
Keywords: gas pipelines; different scales; mechanical analysis; analysis different ... See more keywords
Leak localization approaches for gas pipelines using time and velocity differences of acoustic waves
Sign Up to like & getrecommendations! Published in 2019 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2019.04.053
Abstract: Abstract Natural or hydrogen gas is a vital energy carrier, which can serve as an energy source and is extremely vulnerable to leakages from pipeline transportation systems. Although the safety of natural gas pipelines has… read more here.
Keywords: gas; velocity differences; time; gas pipelines ... See more keywords
An optimization of artificial neural network modeling methodology for the reliability assessment of corroding natural gas pipelines
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Loss Prevention in the Process Industries"
DOI: 10.1016/j.jlp.2019.03.010
Abstract: Abstract A fast calculation of the reliability is meaningful to the in-line inspection of corroding natural gas pipelines. However, the traditional Monte Carlo simulation(MCS) method is time consuming for the low possibilities of the pipeline… read more here.
Keywords: corroding natural; methodology; gas pipelines; artificial neural ... See more keywords
Liquid displacement from lower section of hilly-terrain natural gas pipelines
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Natural Gas Science and Engineering"
DOI: 10.1016/j.jngse.2019.103046
Abstract: Abstract Offshore gas fields are challenged by liquid accumulation at lower sections of the hilly-terrain pipelines. To enhance flow assurance, complete purge-out of the liquid by the gas flow is desired. Experiments in atmospheric air-water… read more here.
Keywords: gas pipelines; gas flow; hilly terrain; gas ... See more keywords
Speed control of inspection pig in gas pipelines using sliding mode control
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Process Control"
DOI: 10.1016/j.jprocont.2019.03.001
Abstract: Abstract Constant speed is a necessary condition for inspection pigs because they have enough time to get data from their installed sensors. Keeping the pig in constant speed is very important especially in gas pipelines… read more here.
Keywords: speed; sliding mode; control; gas pipelines ... See more keywords
3D-VCCT based fracture analysis method for gas pipelines with multiple cracks
Sign Up to like & getrecommendations! Published in 2019 at "Natural Gas Industry B"
DOI: 10.1016/j.ngib.2019.03.005
Abstract: Abstract The current national criteria cannot accurately reflect the multi-crack interference effect of defective gas pipelines, and thus result in conservative assessment results. In order to improve the safety assessment accuracy of defective gas pipelines,… read more here.
Keywords: gas pipelines; interference effect; gas; crack ... See more keywords
Novel design for PIG to eliminate the effect of hydraulic transients in oil and gas pipelines
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Petroleum Science and Engineering"
DOI: 10.1016/j.petrol.2017.06.004
Abstract: Abstract Hydraulic Transient is one of the most destructive effects in oil and gas pipelines. Currently existing pigs are one of the main sources for this phenomena due to their physical characteristics and function. In… read more here.
Keywords: gas pipelines; oil gas; effect hydraulic; design ... See more keywords
Safety of buried steel natural gas pipelines under earthquake-induced ground shaking: A review
Sign Up to like & getrecommendations! Published in 2018 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2017.12.020
Abstract: Abstract Evidence from past earthquakes suggests that damage inflicted to buried natural gas (NG) pipelines can cause long service disruptions, leading to unpredictably high socioeconomic losses in unprepared communities. In this review paper, we aim… read more here.
Keywords: gas pipelines; ground; natural gas; buried steel ... See more keywords
Scenario-Based Seismic Risk Assessment for Buried Transmission Gas Pipelines at Regional Scale
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Pipeline Systems Engineering and Practice"
DOI: 10.1061/(asce)ps.1949-1204.0000330
Abstract: AbstractBuried gas pipelines in seismic-prone regions may suffer leaks or breaks as a consequence of an earthquake, especially if the pipeline is subjected to large differential displacements due t... read more here.
Keywords: gas pipelines; risk assessment; scenario based; gas ... See more keywords