Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis

Abstract The nanofluids owing to their alluring attributes like enhanced thermal conductivity and better heat transfer characteristics have a vast variety of applications ranging from space technology to nuclear reactors etc. The present study highlights the Ostwald-de-Waele nanofluid flow past a ro...

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Autores principales:	Bai Yu, Muhammad Ramzan, Saima Riasat, Seifedine Kadry, Yu-Ming Chu, M. Y. Malik
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2021
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/dff73a860b67468a98e3200dd8b5f489
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spelling	oai:doaj.org-article:dff73a860b67468a98e3200dd8b5f4892021-12-02T16:23:43ZImpact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis10.1038/s41598-021-94918-72045-2322https://doaj.org/article/dff73a860b67468a98e3200dd8b5f4892021-07-01T00:00:00Zhttps://doi.org/10.1038/s41598-021-94918-7https://doaj.org/toc/2045-2322Abstract The nanofluids owing to their alluring attributes like enhanced thermal conductivity and better heat transfer characteristics have a vast variety of applications ranging from space technology to nuclear reactors etc. The present study highlights the Ostwald-de-Waele nanofluid flow past a rotating disk of variable thickness in a porous medium with a melting heat transfer phenomenon. The surface catalyzed reaction is added to the homogeneous-heterogeneous reaction that triggers the rate of the chemical reaction. The added feature of the variable thermal conductivity and the viscosity instead of their constant values also boosts the novelty of the undertaken problem. The modeled problem is erected in the form of a system of partial differential equations. Engaging similarity transformation, the set of ordinary differential equations are obtained. The coupled equations are numerically solved by using the bvp4c built-in MATLAB function. The drag coefficient and Nusselt number are plotted for arising parameters. The results revealed that increasing surface catalyzed parameter causes a decline in thermal profile more efficiently. Further, the power-law index is more influential than the variable thickness disk index. The numerical results show that variations in dimensionless thickness coefficient do not make any effect. However, increasing power-law index causing an upsurge in radial, axial, tangential, velocities, and thermal profile.Bai YuMuhammad RamzanSaima RiasatSeifedine KadryYu-Ming ChuM. Y. MalikNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 11, Iss 1, Pp 1-17 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Bai Yu Muhammad Ramzan Saima Riasat Seifedine Kadry Yu-Ming Chu M. Y. Malik Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis
description	Abstract The nanofluids owing to their alluring attributes like enhanced thermal conductivity and better heat transfer characteristics have a vast variety of applications ranging from space technology to nuclear reactors etc. The present study highlights the Ostwald-de-Waele nanofluid flow past a rotating disk of variable thickness in a porous medium with a melting heat transfer phenomenon. The surface catalyzed reaction is added to the homogeneous-heterogeneous reaction that triggers the rate of the chemical reaction. The added feature of the variable thermal conductivity and the viscosity instead of their constant values also boosts the novelty of the undertaken problem. The modeled problem is erected in the form of a system of partial differential equations. Engaging similarity transformation, the set of ordinary differential equations are obtained. The coupled equations are numerically solved by using the bvp4c built-in MATLAB function. The drag coefficient and Nusselt number are plotted for arising parameters. The results revealed that increasing surface catalyzed parameter causes a decline in thermal profile more efficiently. Further, the power-law index is more influential than the variable thickness disk index. The numerical results show that variations in dimensionless thickness coefficient do not make any effect. However, increasing power-law index causing an upsurge in radial, axial, tangential, velocities, and thermal profile.
format	article
author	Bai Yu Muhammad Ramzan Saima Riasat Seifedine Kadry Yu-Ming Chu M. Y. Malik
author_facet	Bai Yu Muhammad Ramzan Saima Riasat Seifedine Kadry Yu-Ming Chu M. Y. Malik
author_sort	Bai Yu
title	Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis
title_short	Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis
title_full	Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis
title_fullStr	Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis
title_full_unstemmed	Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis
title_sort	impact of autocatalytic chemical reaction in an ostwald-de-waele nanofluid flow past a rotating disk with heterogeneous catalysis
publisher	Nature Portfolio
publishDate	2021
url	https://doaj.org/article/dff73a860b67468a98e3200dd8b5f489
work_keys_str_mv	AT baiyu impactofautocatalyticchemicalreactioninanostwalddewaelenanofluidflowpastarotatingdiskwithheterogeneouscatalysis AT muhammadramzan impactofautocatalyticchemicalreactioninanostwalddewaelenanofluidflowpastarotatingdiskwithheterogeneouscatalysis AT saimariasat impactofautocatalyticchemicalreactioninanostwalddewaelenanofluidflowpastarotatingdiskwithheterogeneouscatalysis AT seifedinekadry impactofautocatalyticchemicalreactioninanostwalddewaelenanofluidflowpastarotatingdiskwithheterogeneouscatalysis AT yumingchu impactofautocatalyticchemicalreactioninanostwalddewaelenanofluidflowpastarotatingdiskwithheterogeneouscatalysis AT mymalik impactofautocatalyticchemicalreactioninanostwalddewaelenanofluidflowpastarotatingdiskwithheterogeneouscatalysis
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Impact of autocatalytic chemical reaction in an Ostwald-de-Waele nanofluid flow past a rotating disk with heterogeneous catalysis

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