... operational challenges. Mixed convection Unsteady flow Shrinking plate Three-particle aqueous nanofluid a, b = Constants [s⁻¹]; A = Unsteadiness parameter [–]; B₀ = Strength of magnetic field [kg s⁻² A⁻¹...

...Yu Bai; Huiling Fang; Yan Zhang Purpose This paper aims to present the effect of entropy generation on the unsteady flow of upper-convected Maxwell nanofluid past a wedge embedded in a porous medium in view of buoyancy force. Cattaneo-Christov double diffusion theory simulates the processes...

...Najiyah Safwa Khashi'ie; Norihan M. Arifin; Ioan Pop Purpose This study aims to analyze the unsteady flow of hybrid Cu-Al₂O₃/water nanofluid over a permeable stretching/shrinking disc. The analysis of flow stability is also purposed because of the non-uniqueness of solutions...

...–Stokes equations. No derivatives of interpolation functions are used in the formulation, rendering the present method a robust numerical scheme for the solution of fluid flow problems. Unsteady flow Navier–Stokes Meshless Integral representation RBF Navier–Stokes equations Velocity–vorticity...

...Sajjad Haider; Imran Syed Muhammad; Yun-Zhang Li; Adnan Saeed Butt Purpose This paper aims to incorporate a numerical investigation of unsteady flow of nano-fluid near the boundary wall and heat transmission over a flat sheet in porous media under the assumption that sheet is continuously...

...Yingchun Zhang; Nesrin Ozalp; Gongnan Xie Purpose The purpose of this paper is to investigate the unsteady flow past through a permeable diamond-shaped cylinder and to study the effects of the aspect ratios and Darcy numbers of the cylinder. Design/methodology/approach The lattice Boltzmann...

... on the manufacturing of polymer sheets, rising and shrinking balloon or moving and shrinking polymer film. Originality/value The present numerical results are original and new for the study of unsteady flow and heat transfer over a permeable stretching/shrinking sheet with generalized slip velocity. Roslinda...

... Publishing Limited Licensed re-use rights only Unsteady flow Heat transfer Mathematical modelling Finite difference method Non-Newtonian fluid The appropriate initial and boundary conditions of the problem are as follows: (5) t * ≤ 0 : u = 0 ,     v = 0...

... Licensed re-use rights only Newtonian heating Unsteady flow Free convection Heat and mass transfer Periodically accelerated vertical plate In nature, there exist flows which are caused not only by the temperature differences but also the concentration differences. The rate of heat...

... Non-similarity solutions Unsteady flow Boundary layer Wedge flow The study and analysis of heat and mass transfer in porous media has been the subject of many investigations due to their frequent occurrence in industrial and technological applications. Examples of some applications include...

... to the field of non-Newtonian nanofluids. Professor A. Chamkha can be contacted at: achamkha@yahoo.com © Emerald Group Publishing Limited 2015 Unsteady flow Buongiorno’s model Contracting cylinder Non-Newtonian nanofluid a(t) radius of cylinder a₀...

... of ith cell N  Number of cells p  Apparent order of accuracy © Emerald Group Publishing Limited 2014 Computational fluid dynamics Energy transformation Unsteady flow Centrifugal vortex pump Coherent structures Turbulence models H  Delivery head...

..., j_w=wall heat flux, wall mass flux Sr, D_f=Soret and Dufour number Pr=Prandtl number M. Awais can be contacted at: awais_mm@yahoo.com © Emerald Group Publishing Limited 2014 Maxwell fluid Unsteady flow a, c...

... layer and on the surface, respectively © Emerald Group Publishing Limited 2013 Unsteady flow Sphere Boundary layer Variable properties Non‐similar solution Forced convection flow Heat and mass transfer Control surfaces Flow Heat transfer A=dimensionless mass...

...MICHAEL J. BOCKELIE; PETER R. EISEMAN An adaptive grid solution method is described for computing the time accurate solution of an unsteady flow problem. The solution method consists of three parts: a grid point redistribution method; an unsteady Euler equation solver; and a temporal coupling...