Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models

Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models

碩士 === 國立成功大學 === 航空太空工程學系 === 103 === A comprehensive three-dimensional numerical model was developed to study the gas-solid flow behaviors in asthmatics or normal airway by using Weibel’s lung model. The transient gas phase was modeled with laminar computational fluid dynamics (CFD) and the partic...

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Main Authors: Chia-LingShih, 施佳伶
Other Authors: Chii-Jong Hwang
Format: Others
Language:zh-TW
Published: 2015
Online Access:http://ndltd.ncl.edu.tw/handle/71869636723187906550
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spelling ndltd-TW-103NCKU52950482016-08-15T04:17:44Z http://ndltd.ncl.edu.tw/handle/71869636723187906550 Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models 氣喘患者呼吸道內氣體-固體兩相暫態流之數值研究 Chia-LingShih 施佳伶 碩士 國立成功大學 航空太空工程學系 103 A comprehensive three-dimensional numerical model was developed to study the gas-solid flow behaviors in asthmatics or normal airway by using Weibel’s lung model. The transient gas phase was modeled with laminar computational fluid dynamics (CFD) and the particle phase was modeled with discrete phase model (DPM). In this paper, the flow structure and particle deposition pattern for normal and asthmatic airway bifurcation are compared and discussed. The numerical results reveal that the inertial force and the position of secondary flow are the main reason cause particles deposition. Chii-Jong Hwang 黃啟鐘 2015 學位論文 ; thesis 83 zh-TW
collection NDLTD
language zh-TW
format Others
sources NDLTD
description 碩士 === 國立成功大學 === 航空太空工程學系 === 103 === A comprehensive three-dimensional numerical model was developed to study the gas-solid flow behaviors in asthmatics or normal airway by using Weibel’s lung model. The transient gas phase was modeled with laminar computational fluid dynamics (CFD) and the particle phase was modeled with discrete phase model (DPM). In this paper, the flow structure and particle deposition pattern for normal and asthmatic airway bifurcation are compared and discussed. The numerical results reveal that the inertial force and the position of secondary flow are the main reason cause particles deposition.
author2 Chii-Jong Hwang
author_facet Chii-Jong Hwang
Chia-LingShih
施佳伶
author Chia-LingShih
施佳伶
spellingShingle Chia-LingShih
施佳伶
Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models
author_sort Chia-LingShih
title Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models
title_short Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models
title_full Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models
title_fullStr Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models
title_full_unstemmed Numerical Study of Gas-solid Two-phase Transient Flow in Asthmatic Airway Models
title_sort numerical study of gas-solid two-phase transient flow in asthmatic airway models
publishDate 2015
url http://ndltd.ncl.edu.tw/handle/71869636723187906550
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AT shījiālíng qìchuǎnhuànzhěhūxīdàonèiqìtǐgùtǐliǎngxiāngzàntàiliúzhīshùzhíyánjiū
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