Particle deposition in natural gas pipelines using computational fluid dynamics modelling

Solid particles within natural gas transmission and distribution pipeline systems are known to create varying operational constraints for pipeline operators—from temporary to complete stoppage of the gas flow. The solid particles can be extremely variable, both in composition and origin. The particl...

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Main Authors: Veluswamy, Ganesh, Utikar, Ranjeet, Pareek, Vishnu, Pack, David, Tade, Moses
Format: Journal Article
Published: JOHN WILEY & SONS INC 2012
Subjects:
Online Access:http://hdl.handle.net/20.500.11937/18064
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author Veluswamy, Ganesh
Utikar, Ranjeet
Pareek, Vishnu
Pack, David
Tade, Moses
author_facet Veluswamy, Ganesh
Utikar, Ranjeet
Pareek, Vishnu
Pack, David
Tade, Moses
author_sort Veluswamy, Ganesh
building Curtin Institutional Repository
collection Online Access
description Solid particles within natural gas transmission and distribution pipeline systems are known to create varying operational constraints for pipeline operators—from temporary to complete stoppage of the gas flow. The solid particles can be extremely variable, both in composition and origin. The particles can consist of discrete elements or mechanically and chemically driven combinations of soils, iron oxides, iron sulfides, sulfur compounds, salts, metal oxides, hydrocarbons and other contaminants. These particles tend to get deposited along the walls of gas pipelines under different circumstances.The flow dynamics and the turbulence associated with the flow play an important role in the complex mechanism of particle deposition. In this work, we have shown how turbulence acts as a dominant mechanism in influencing particle deposition. A ball valve’s downstream flow was simulated for various opening positions and varying inlet Reynolds numbers to understand turbulence and its effect on particle deposition. The percentage of number of particles getting deposited at the downstreamincreased on decreasing the valve opening, whereas it was not greatly affected by the change in the inlet Reynolds number. The particle deposition sites at downstream were governed indirectly by valve opening percentage.
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institution Curtin University Malaysia
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publishDate 2012
publisher JOHN WILEY & SONS INC
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spelling curtin-20.500.11937-180642017-09-13T15:44:33Z Particle deposition in natural gas pipelines using computational fluid dynamics modelling Veluswamy, Ganesh Utikar, Ranjeet Pareek, Vishnu Pack, David Tade, Moses natural gas ball valve particle formation/deposition Solid particles within natural gas transmission and distribution pipeline systems are known to create varying operational constraints for pipeline operators—from temporary to complete stoppage of the gas flow. The solid particles can be extremely variable, both in composition and origin. The particles can consist of discrete elements or mechanically and chemically driven combinations of soils, iron oxides, iron sulfides, sulfur compounds, salts, metal oxides, hydrocarbons and other contaminants. These particles tend to get deposited along the walls of gas pipelines under different circumstances.The flow dynamics and the turbulence associated with the flow play an important role in the complex mechanism of particle deposition. In this work, we have shown how turbulence acts as a dominant mechanism in influencing particle deposition. A ball valve’s downstream flow was simulated for various opening positions and varying inlet Reynolds numbers to understand turbulence and its effect on particle deposition. The percentage of number of particles getting deposited at the downstreamincreased on decreasing the valve opening, whereas it was not greatly affected by the change in the inlet Reynolds number. The particle deposition sites at downstream were governed indirectly by valve opening percentage. 2012 Journal Article http://hdl.handle.net/20.500.11937/18064 10.1002/apj.648 JOHN WILEY & SONS INC restricted
spellingShingle natural gas
ball valve
particle formation/deposition
Veluswamy, Ganesh
Utikar, Ranjeet
Pareek, Vishnu
Pack, David
Tade, Moses
Particle deposition in natural gas pipelines using computational fluid dynamics modelling
title Particle deposition in natural gas pipelines using computational fluid dynamics modelling
title_full Particle deposition in natural gas pipelines using computational fluid dynamics modelling
title_fullStr Particle deposition in natural gas pipelines using computational fluid dynamics modelling
title_full_unstemmed Particle deposition in natural gas pipelines using computational fluid dynamics modelling
title_short Particle deposition in natural gas pipelines using computational fluid dynamics modelling
title_sort particle deposition in natural gas pipelines using computational fluid dynamics modelling
topic natural gas
ball valve
particle formation/deposition
url http://hdl.handle.net/20.500.11937/18064