Unsteady flow of variable viscosity Cu-water and Al2O3-water nanofluids in a porous pipe with buoyancy force

International Journal of Numerical Methods for Heat and Fluid Flow

Volumn 25, Issue 7, 2015, Pages 1638-1657

  Khamis, Sara ^a   Makinde, Daniel Oluwole ^b   Nkansah Gyekye, Yaw ^a  

^a NELSON MANDELA AFRICAN INSTITUTION OF SCIENCE AND TECHNOLOGY   (Tanzania)

^b STELLENBOSCH UNIVERSITY   (South Africa)

Author keywords

Buoyancy force; Nanofluids; Porous pipe; Suction injection; Variable viscosity

Indexed keywords

ALUMINA; ALUMINUM OXIDE; FINITE DIFFERENCE METHOD; FRICTION; HEAT TRANSFER; NANOFLUIDICS; PARTIAL DIFFERENTIAL EQUATIONS; PETROLEUM RESERVOIR ENGINEERING; RUNGE KUTTA METHODS; THERMAL INSULATION; UNSTEADY FLOW; VISCOSITY;

BUOYANCY FORCES; COMBINED EFFECT; DESIGN/METHODOLOGY/APPROACH; FLOW AND HEAT TRANSFER; NANOFLUIDS; POROUS PIPES; SUCTION/INJECTION; VARIABLE VISCOSITY; WATER BASED; WATER NANOFLUIDS;

NONLINEAR EQUATIONS;

EID: 84941646948     PISSN: 09615539     EISSN: None     Source Type: Journal    
DOI: 10.1108/HFF-09-2014-0286     Document Type: Article

References (28)

1. Ahmad, S., Rohni, A.M. and Pop, I. (2011), "Blasius and Sakiadis problems in nanofluids", Acta Mechanica, Vol. 218 Nos 3-4, pp. 195-204.
2. Buongiorno, J. (2006), "Convective transport in nanofluids", Journal of Heat Transfer, Vol. 128 No. 3, pp. 240-250.
3. Choi, S.U.S. (1995), "Enhancing thermal conductivity of fluids with nanoparticles", in Singer, D. and Wang, H. (Eds), Development and Applications of Non-Newtonian Flows, Vol. 66 The American Society of Mechanical Engineers, New York, NY, pp. 99-106.
4. Eastman, J.A., Choi, S.U.S., Li, S., Yu, W. and Thompson, L.J. (2001), "Anomalously increased effective thermal conductivity of ethylene glycol-based nanofluids containing copper nanoparticles", Applied Physics Letter, Vol. 78 No. 6, pp. 718-720.
5. Eegunjobi, A.S. and Makinde, O.D. (2012), "Combined effect of buoyancy force and Navier slip on entropy generation in a vertical porous channel", Entropy, Vol. 14 No. 6, pp. 1028-1044.
6. Kakac, S. and Pramuanjaroenkij, A. (2009), "Review of convective heat transfer enhancement with nanofluids", International Journal of Heat and Mass Transfer, Vol. 52 Nos 13-14, pp. 3187-3196.
7. Kandelousi, M.S. (2014), "KKL correlation for simulation of nanofluid flow and heat transfer in a permeable channel", Physics Letters A, Vol. 378 No. 45, pp. 3331-3339.
8. Khanafer, K. and Vafai, K. (2011), "A critical synthesis of thermophysical characteristics of nanofluids", International Journal of Heat and Mass Transfer, Vol. 54 Nos 19-20, pp. 4410-4428.
9. Khanafer, K., Vafai, K. and Lightstone, M. (2003), "Buoyancy-driven heat transfer enhancement in a two-dimensional enclosure utilizing nanofluids", International Journal of Heat and Mass Transfer, Vol. 46 No. 19, pp. 3639-3653.
10. Kiblinski, P., Phillpot, S.R., Choi, S.U.S. and Eastman, J.A. (2002), "Mechanism of heat flow is suspensions of nano-sized particles (nanofluids)", International Journal of Heat and Mass Transfer, Vol. 45 No. 4, pp. 855-863.
11. Klemp, K., Herwig, H. and Selmann, M. (1990), "Entrance flow in channel with temperature dependent viscosity including viscous dissipation effects", Proceedings of the Third International Congress Fluid Mechanics, Cairo, Vol. 3, pp. 1257-1266.
12. Kuznetsov, V.D. and Nield, A. (2010), "Natural convective boundary layer flow of nanofluid past a vertical plate", International Journal of Thermal Science, Vol. 49 No. 2, pp. 243-247.
13. Makinde, O.D. (2013), "Effects of viscous dissipation and Newtonian heating on boundary-layer flow of nanofluids over a flat plate", International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 23 No. 8, pp. 1291-1303.
14. Makinde, O.D., Khamis, S., Tshehla, M.S. and Franks, O. (2014), "Analysis of heat transfer in Berman flow of nanofluids with Navier slip, viscous dissipation, and convective cooling", Advances in Mathematical Physics, Vol. 2014, 13pp.
15. Mansour, M.A., Bakeir, M.A. and Chamkha, A. (2014), "Natural convection inside a C-shaped nanofluid-filled enclosure with localized heat sources", International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 24 No. 8, pp. 1954-1978.
16. Mutuku-Njane, W.N. and Makinde, O.D. (2013), "Combined effect of buoyancy force and navier slip on MHD flow of a nanofluid over a convectively heated vertical porous plate", The Scientific World Journal, Vol. 2013, 8pp.
17. Na, T.Y. (1979), Computational Methods in Engineering Boundary Value Problems, Academic Press, New York, NY.
18. Nazari, M., Ashouri, M., Kayhani, M.H. and Tamayol, A. (2015), "Experimental study of convective heat transfer of a nanofluid through a pipe filled with metal foam", International Journal of Thermal Sciences, Vol. 88, pp. 33-39.
19. Oztop, H.F. and Abu-Nada, E. (2008), "Numerical study of natural convection in partially heated rectangular enclosures filled with nanofluids", International Journal of Heat and Fluid Flow, Vol. 29 No. 5, pp. 1326-1336.
20. Pətrulescu, F.O., Groşan, T. and Pop, I. (2014), "Mixed convection boundary layer flow from a vertical truncated cone in a nanofluid", International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 24 No. 5, pp. 1175-1190.
21. Sahin, A.Z. (1999), "Effect of variable viscosity on the entropy generation and pumping power in a laminar fluid flow through a duct subjected to constant heat flux", Heat and Mass Transfer, Vol. 35 No. 6, pp. 499-506.
22. Sheikholeslami, M., Ellahi, R., Hassan, M. and Soleimani, S. (2014), "A study of natural convection heat transfer in a nanofluid filled enclosure with elliptic inner cylinder", International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 24 No. 8, pp. 1906-1927.
23. Tham, L., Nazar, R. and Pop, I. (2011), "Mixed convection boundary layer flow from a horizontal circular cylinder in a nanofluid", International Journal of Numerical Methods for Heat & Fluid Flow, Vol. 22 No. 5, pp. 576-606.
24. Wang, J., Zhu, J., Zhang, X. and Chen, Y. (2013), "Heat transfer and pressure drop of nanofluids containing carbon nanotubes in laminar flows", Experimental Thermal and Fluid Science, Vol. 44, pp. 716-721.
25. Wang, X.Q. and Mujumdar, A.S. (2007), "Heat transfer characteristics of nanofluids: a review", International Journal of Thermal Sciences, Vol. 46 No. 1, pp. 1-19.
26. Wen, D. and Ding, Y. (2005), "Experimental investigation into the pool boiling heat transfer of aqueous based-alumina nanofluids", Journal of Nanoparticle Research, Vol. 7 Nos 2-3, pp. 265-274.
27. Xuan, Y. and Li, Q. (2003), "Investigation on convective heat transfer and flow features of nanofluids", Journal of Heat Transfer, Vol. 125 No 1, pp. 151-165.
28. Wang, X., Xu, X. and Choi, S.S.U. (1999), "Thermal conductivity of nanoparticle-fluid mixture", Journal of Thermophysics and Heat Transfer, Vol. 13 No. 4, pp. 474-480.