Pore size effect on heat transfer through porous medium
Pore size effect on heat transfer through porous medium
... components They highlighted that the most important components are (1) heat conduction in matrix, (2) heat conduction through pore fluid (air or water), (3) convection heat transfer through pore ... The conservation equations This section presents briefly the conservation equations which govern heat transfer Detail on the conservation equations can be found in standard t...
Báo cáo hóa học: "Particle shape effect on heat transfer performance in an oscillating heat pipe" pot
... nanoparticle shape effect on the heat transfer performance of an OHP was investigated experimentally and it is concluded that the alumina nanoparticles added in the OHP can enhance the heat transfer ... Particle shape effect on heat transfer performance in an oscillating heat pipe Nanoscale Research Letters 2011 6:296 Submit your manuscript to a journal...
Effect of heat transfer law on the finite time exergoeconomic performance of a generalized irreversible carnot heat engine
... (35) and (36) are the relations between profit rate and efficiency of the irreversible Carnot heat engine based on the radiative heat transfer law The relationships between the profit rate and ... total heat transfer surface area of the two heat exchangers is taken as a constant , that is F1 + F2 = FT (12) And a ratio ( f ) of heat exchanger area...
A generalised lattice boltzmann model of fluid flow and heat transfer with porous media
... obtain spatial averaging and temporal averaging, and avoid the microscopic length scales of the porous media Spaid and Phelan (1997) proposed a SP model of Lattice Boltzmann Method which is based ... A GENERALISED LATTICE- BOLTZMANN MODEL OF FLUID FLOW AND HEAT TRANSFER WITH POROUS MEDIA XIONG JIE B Eng HUST A THESIS SUBMITTED FOR THE DEGREE...
Effect of periodic suction on three dimensional flow and heat transfer past a vertical porous plate embedded in a porous medium
... Bull Malays Math Sci Soc 2006, 29(1), 33-42 [15] Das S S., Satapathy A. , Das J K., Panda J P Mass transfer effects on MHD flow and heat transfer past a vertical porous plate through a porous medium ... 927-941 [9] Sattar M A Free convection and mass transfer flow through a porous medium past an infinite vertical porous plate with time depend...
báo cáo hóa học:" Research Article Variable Viscosity on Magnetohydrodynamic Fluid Flow and Heat Transfer over an Unsteady Stretching Surface with Hall Effect" pot
... the heat and mass transfer for the boundary layer flow over a stretching sheet subject to suction and blowing Elbashbeshy and Bazid studied heat and mass transfer over an unsteady stretching surface ... the case of a stretching surface with variable surface heat flux Chen and Char presented an exact solution of heat transfer for a stretching...
Effect of the fins configuration on natural convection heat transfer experimentally and numerically
... the adjacent internal fins enclosures Studying convection and conduction heat transfer analysis was carried off three governor equations (conservation of mass, conservation of momentum and conservation ... studied the natural convection heat transfer from a fins array in horizontal position The aim of their study was investigating the effects of clearance...
Heat transfer and friction factor characteristics using continuous M shape ribs turbulators at different orientation on absorber plate solar air heater
... E-Electric Heater A-Ammeter V-Voltmeter MM- Micro Manometer Figure (a) Schematic view of experimental apparatus of solar air heater (b) Sectional view of duct An electric heater 1000 mm × 160 mm is made ... element on absorber plate of solar air heater Karmare and Tikekar [16] reported an experimental investigation and developed correlation for heat transfer coef...
Heat transfer enhancement through inner grooved copper tubes with different tube parameters
... correlation for inner grooved tubes Wang and Honda [20] evaluated the existing condensation heat transfer correlations for inner grooved tubes with their collected experimental heat transfer data ... however the tube length is 3.67 m The annulus, surrounding of the refrigerant tube, is also 3.67 m long with an inner diameter of 17.2 mm Two tubes namely Tube- A...
Hydromagnetic convective flow past a vertical porous plate through a porous medium with suction and heat source
... transfer to unsteady magneto-hydrodynamic flow past an infinite vertical moving plate with variable suction Das and his co-workers [16] estimated the mass transfer effects on unsteady flow past ... the variation of the flow parameters such as Prandtl number Pr, magnetic parameter M, permeability parameter Kp and heat source parameter S The variations in the temperatu...
Tutorial lecture on nano heat transfer
... of phonons and electrons in metallic materials Traveling of photons in radiative heat transmission Heat transmission in nanoscale solids is achieved by: The Heat Conduction Equation for Nanoscale ... law of heat conduction: The Heat Conduction Equation for Macroscale Solids –cont’d ∆U = ρ c v ∂T ∂t Rate of change of internal energy, U Heat associated with traveling phonons Heat...
A STUDY ON ENHANCING HEAT TRANSFER EFFICIENCY OF LED lamps
... temperature of heat sink for Model heat sink configuration was the lowest It is due to the fact that Model heat sink configuration has the largest heat transfer area The 2012 International Conference on ... temperature of heat sink was measured to be 49 ºC Fig shows temperature profiles of heat sink and air for model heat sink configuration Table Accuracies and ranges...
Báo cáo hóa học: " Anomalous heat transfer modes of nanofluids: a review based on statistical analysis" doc
... carbide/water nanofluid Int J Heat Mass Transfer 2009, 52:3606-3612 127 Zhang Z: Radiative properties of nanomaterials and radiative heat transfer at the nanoscale Presentation at the 44th AIAA Aerospace ... Anomalous heat transfer modes of nanofluids: a statistical analysis approach review 9th HSTAM Congress on Mechanics, Limassol, Cyprus 2010, 12-14 105 Sharma...
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