a numerical analysis on nanofluid mixed convection in

Irreversibility Analysis of MHD Mixed Convection Channel

2017-7-28present article deals with the second law analysis due to mixed convection in a vertical channel with permeable walls filled by Cu-water nanofluid in the presence of a magnetic field The viscosity of the nanofluid used is that of Brinkman [19] and the effective electrical conductivity is that proposed by Maxwell [20]

nanofluid heat transfer mixed convection double lid

Home Journals Heat Transfer Research Volume 45 2014 Issue 1 MIXED CONVECTION HEAT TRANSFER IN A DOUBLE LID-DRIVEN INCLINED SQUARE ENCLOSURE SUBJECTED TO Cu−WATER NANOFLUID WITH PARTICLE DIAMETER OF 90 nm IF: 1 199 5-Year IF: 1 155 SJR:

ENTROPY GENERATION ANALYSIS OF MIXED

2019-12-1A numerical study on mixed convection heat transfer in a porous L-shaped cavity was conducted by Mojumder et al [9] Kasaeipour et al [10] investigated the effect of a magnetic field on mixed convection heat transfer of nanofluids in a T-shaped cavity They reported that heat transfer was enhanced via increased nanofluid solid ϕ

Irreversibility Analysis of MHD Mixed Convection Channel

2017-7-28present article deals with the second law analysis due to mixed convection in a vertical channel with permeable walls filled by Cu-water nanofluid in the presence of a magnetic field The viscosity of the nanofluid used is that of Brinkman [19] and the effective electrical conductivity is that proposed by Maxwell [20]

Numerical Analysis of Experimental Turbulent Forced

A numerical model for determining the characteristics of flow and heat has been presented by modifying the eddy diffusivity equation of Sarma et al The experimental data of thermo-physical properties determined using spherical particles in a wide range of concentration particle size materials and operating temperatures are available in the literature

Mixed convection flow of nanofluid in a square

2020-7-21article{osti_22608557 title = {Mixed convection flow of nanofluid in a square enclosure with an intruded rectangular fin} author = {Cong Ran and Zhou Xuanyu and De Souza Machado Bruno and Das Prodip K E-mail: prodip dasncl ac uk} abstractNote = {Mixed convection flow in enclosures has been a subject of interest for many years due to their ever increasing applications in solar

A numerical investigation of magneto

In this work magneto-hydrodynamic natural convection of a nanofluid in a wavy cavity considering Brownian motion is studied numerically using the control volume finite element method The effective viscosity and thermal conductivity of the nanofluid are defined by the correlation in which the impact of Brownian motion on the thermal conductivity is considered

Mixed convection flow of MHD Eyring

2015-11-13In the present analysis incompressible two dimensional mixed convection flow of MHD Eyring-Powell nanofluid over a stretching sheet is investigated numerically The governing highly nonlinear partial differential equations are converted into ordinary differential equations by using a similarity approach

9 MAGNETIC FIELD EFFECT ON MIXED CONVECTION

2015-5-8An analysis is carried out to investigate the influence of the prominent magnetic effect on mixed convection heat and mass transfer in the boundary layer region of a semi-infinite vertical flat plate in a nanofluid under the convective boundary conditions The transformed boundary layer

Natural and mixed convection of a nanofluid in

Natural and mixed convection of a nanofluid in porous cavities: critical analysis using Buongiorno's model In this paper Buongiorno's mathematical model is adopted to simulate both natural con- vection and mixed convection of a nanofluid in square porous cavities The model takes into account the Brownian diffusion and thermophoresis effects

Numerical simulation of Al2O3–water nanofluid mixed

Laminar mixed convection of Aluminium oxide (Al2O3)–water nanofluid flow in an inclined annulus using a single-phase approach was numerically studied Constant heat flux boundary conditions were applied on the inner and outer walls All the thermophysical properties of nanofluid such as viscosity heat capacity thermal conductivity and thermal expansion coefficient except density in the

Mixed convection characteristics in lid

2016-11-10Mixed convection characteristics in lid-driven cavity containing heated triangular block Krunal M Gangawane B Manikandan Department of Chemical Engineering University of Petroleum and Energy Studies Dehradun 248007 Uttrakhand India

Numerical analysis of mixed convection of two

In this study mixed convection heat transfer of the non-Newtonian power-law nanofluid including CuO nanoparticles inside a partially porous square enclosure with a concentric rotating cylinder and a hot side wall is numerically investigated Two-phase mixture model is utilized for nanofluid flow simulation and the mixture viscosity and thermal conductivity are computed by Corcione's

9 MAGNETIC FIELD EFFECT ON MIXED CONVECTION

2015-5-8An analysis is carried out to investigate the influence of the prominent magnetic effect on mixed convection heat and mass transfer in the boundary layer region of a semi-infinite vertical flat plate in a nanofluid under the convective boundary conditions The transformed boundary layer

Natural convection of air in a square cavity: A bench

Ali J Chamkha Mohamed Ahmed Mansour Ahmed Mohamed Rashad Hadi Kargarsharifabad Taher Armaghani Magnetohydrodynamic Mixed Convection and Entropy Analysis of Nanofluid in Gamma-Shaped Porous Cavity Journal of Thermophysics and Heat Transfer 10 2514/1 T5983 (1-12) (2020)

Aggregation effects on water base Al2O3—nanofluid

Two‐dimensional heat transfer flow of a nanofluid in the neighborhood of a stagnation point flow in the presence of mixed convection is investigated The mathematical model consists of continuity and the momentum equations while a new model is proposed to see the effects aggregations on water base Al 2 O 3 nanofluid over permeable wedge

Numerical study of two phase laminar mixed convection

2020-6-202 Analysis 2 1 Mixture model Mixed convection of a nanofluid consisting of water and Al2O3 nanoparticles in horizontal elliptic ducts with uniform heat flux at the solid–liquid interface has been considered Fig 1 shows the geometry of the considered problem The

Mixed convection flow of nanofluid in a square

2020-7-21article{osti_22608557 title = {Mixed convection flow of nanofluid in a square enclosure with an intruded rectangular fin} author = {Cong Ran and Zhou Xuanyu and De Souza Machado Bruno and Das Prodip K E-mail: prodip dasncl ac uk} abstractNote = {Mixed convection flow in enclosures has been a subject of interest for many years due to their ever increasing applications in solar

Mixed convection in a lid

Abstract teady laminar mixed convection inside a lid-driven square cavity filled with water based nanofluid is studied numerically The cavity is subjected to the moving upper and lower walls The top and bottom moving walls are maintained at constant temperatures and nanoparticle volume fractions

Effect of surface roughness on heat transfer and

2020-1-10In this study mixed convective heat transfer and entropy generation of Al 2 O 3-water in a lid-driven square cavity with roughness elements on the bottom surface have been studied The vertical sidewalls of the cavity are adiabatic and horizontal walls are maintained at a constant temperature while the top wall is moving at a constant velocity

Numerical simulation of mixed convection heat transfer of

Mixed convection of Cu-Water nanofluid is studied numerically in a shallow inclined enclosure by applying lattice Boltzmann method The D2Q9 lattice and internal energy distribution function based on the BGK collision operator are used in order to develop the

MHD Mixed Convective Peristaltic Motion of

Mixed convection in vertical channels is of considerable importance for the enhancement of cooling systems in engineering reported the second law analysis in flow of nanofluid induced by a rotating disk Hina S Hayat T (2014) Numerical investigation on mixed convective peristaltic flow of fourth grade fluid with Dufour and Soret

Mathematics

The heat transfer of a carboxymethyl cellulose aqueous solution (CMC-water) based Casson nanofluid flowing under the impact of a variable-strength magnetic field in mixed convection around a solid sphere has been examined in this work Aluminum (Al) copper (Cu) and silver (Ag) nanoparticles were employed to support the heat transfer characteristics of the host fluid A numerical approach

Mixed convection in a lid

Abstract teady laminar mixed convection inside a lid-driven square cavity filled with water based nanofluid is studied numerically The cavity is subjected to the moving upper and lower walls The top and bottom moving walls are maintained at constant temperatures and nanoparticle volume fractions

Numerical simulation of Al2O3–water nanofluid mixed

Laminar mixed convection of Aluminium oxide (Al2O3)–water nanofluid flow in an inclined annulus using a single-phase approach was numerically studied Constant heat flux boundary conditions were applied on the inner and outer walls All the thermophysical properties of nanofluid such as viscosity heat capacity thermal conductivity and thermal expansion coefficient except density in the