Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms

Owing to the widespread practical significances of nanoparticles in thermal engineering and industrial processes, scientists are devoted to explore the more fundamental thermal aspects of such nano-materials. Recently, the nanoparticles show extensive applications in heat transfer improvement, energ...

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Autores principales:	Yu-Ming Chu, Kamel Al-Khaled, Nargis Khan, M. Ijaz Khan, Sami Ullah Khan, Muhammad Sadiq Hashmi, Muhammad Azhar Iqbal, Iskander Tlili
Formato:	article
Lenguaje:	EN
Publicado:	Elsevier 2021
Materias:	Nanofluid Stretching disks Gyrotactic microorganisms Homotopy analysis method Engineering (General). Civil engineering (General) TA1-2040
Acceso en línea:	https://doaj.org/article/9966716ca1dd42a6b66ff3d0d2b5ed0e
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spelling	oai:doaj.org-article:9966716ca1dd42a6b66ff3d0d2b5ed0e2021-11-22T04:20:48ZStudy of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms2090-447910.1016/j.asej.2021.01.033https://doaj.org/article/9966716ca1dd42a6b66ff3d0d2b5ed0e2021-12-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S2090447921001337https://doaj.org/toc/2090-4479Owing to the widespread practical significances of nanoparticles in thermal engineering and industrial processes, scientists are devoted to explore the more fundamental thermal aspects of such nano-materials. Recently, the nanoparticles show extensive applications in heat transfer improvement, energy production, cooling and heating processes, refrigeration, thermal extrusion processes, thermoelectric devices, bio-medical applications like cancer treatment, brain tumors and many more. Moreover, the phenomenon of bioconvection utilize interesting applications in bio-technology, bio-fuels, enzymes, fertilizes etc. Keeping such motivations in mind, this research presents the bioconvection flow of nanofluid induced by two stretchable disks separated at confined distance. The Buongiorno nanofluid model is employed to examine the Brownian motion and thermophoresis aspects. The equations govern for the flow of the nanofluid, heat transfer; nanoparticles concentration and density of motile microorganisms’ fields are simplified with the help of similarity transformation. The resultant form of nonlinear equations is solved by using homotopy analysis method. The influence of significantly participating parameters on velocity, nanofluid temperature, concentration and density of motile microorganisms profiles are observed with relevant physical significances. The convergence of solution for velocity, temperature, concentration and motile microorganisms profiles are examined carefully. The simulations are compared with already declared numerical data and found a convincible accuracy. It is noticed that the temperature profile enhances up to specified range and then start decline due to larger values of values of Brownian motion and thermophoresis parameters. A dual nature of velocity profiles for higher the value of stretching parameter has been observed. The concentration profile declines with increasing Brownian motion constant and Lewis number. The motile microorganisms profile decreases due to enhancement of bio-convection Peclet number, Reynolds number and Schmidt number.Yu-Ming ChuKamel Al-KhaledNargis KhanM. Ijaz KhanSami Ullah KhanMuhammad Sadiq HashmiMuhammad Azhar IqbalIskander TliliElsevierarticleNanofluidStretching disksGyrotactic microorganismsHomotopy analysis methodEngineering (General). Civil engineering (General)TA1-2040ENAin Shams Engineering Journal, Vol 12, Iss 4, Pp 3975-3985 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Nanofluid Stretching disks Gyrotactic microorganisms Homotopy analysis method Engineering (General). Civil engineering (General) TA1-2040
spellingShingle	Nanofluid Stretching disks Gyrotactic microorganisms Homotopy analysis method Engineering (General). Civil engineering (General) TA1-2040 Yu-Ming Chu Kamel Al-Khaled Nargis Khan M. Ijaz Khan Sami Ullah Khan Muhammad Sadiq Hashmi Muhammad Azhar Iqbal Iskander Tlili Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms
description	Owing to the widespread practical significances of nanoparticles in thermal engineering and industrial processes, scientists are devoted to explore the more fundamental thermal aspects of such nano-materials. Recently, the nanoparticles show extensive applications in heat transfer improvement, energy production, cooling and heating processes, refrigeration, thermal extrusion processes, thermoelectric devices, bio-medical applications like cancer treatment, brain tumors and many more. Moreover, the phenomenon of bioconvection utilize interesting applications in bio-technology, bio-fuels, enzymes, fertilizes etc. Keeping such motivations in mind, this research presents the bioconvection flow of nanofluid induced by two stretchable disks separated at confined distance. The Buongiorno nanofluid model is employed to examine the Brownian motion and thermophoresis aspects. The equations govern for the flow of the nanofluid, heat transfer; nanoparticles concentration and density of motile microorganisms’ fields are simplified with the help of similarity transformation. The resultant form of nonlinear equations is solved by using homotopy analysis method. The influence of significantly participating parameters on velocity, nanofluid temperature, concentration and density of motile microorganisms profiles are observed with relevant physical significances. The convergence of solution for velocity, temperature, concentration and motile microorganisms profiles are examined carefully. The simulations are compared with already declared numerical data and found a convincible accuracy. It is noticed that the temperature profile enhances up to specified range and then start decline due to larger values of values of Brownian motion and thermophoresis parameters. A dual nature of velocity profiles for higher the value of stretching parameter has been observed. The concentration profile declines with increasing Brownian motion constant and Lewis number. The motile microorganisms profile decreases due to enhancement of bio-convection Peclet number, Reynolds number and Schmidt number.
format	article
author	Yu-Ming Chu Kamel Al-Khaled Nargis Khan M. Ijaz Khan Sami Ullah Khan Muhammad Sadiq Hashmi Muhammad Azhar Iqbal Iskander Tlili
author_facet	Yu-Ming Chu Kamel Al-Khaled Nargis Khan M. Ijaz Khan Sami Ullah Khan Muhammad Sadiq Hashmi Muhammad Azhar Iqbal Iskander Tlili
author_sort	Yu-Ming Chu
title	Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms
title_short	Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms
title_full	Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms
title_fullStr	Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms
title_full_unstemmed	Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms
title_sort	study of buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms
publisher	Elsevier
publishDate	2021
url	https://doaj.org/article/9966716ca1dd42a6b66ff3d0d2b5ed0e
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Study of Buongiorno’s nanofluid model for flow due to stretching disks in presence of gyrotactic microorganisms

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