Sharif Digital Repository

A novel hydro magnetic micro-pump and flow controller

Author

Alavi Dehkordi, E.

Pub. Year

2008

Subjects

10 micron. / Carrier liquid. / Characteristic curve. / Constant pressures. / External magnetic field. / Flow controllers. / Magnetic particle. / Magnetic system. / Micro pump. / Micro valves. / Microtube. / Nickel particles. / Optimum switching. / Pressure-driven. / Pumping performance. / Specific sites. / Switching modes. / Switching time. / Working fluid. / Engines. / Ethanol. / Fluids. / Magnetic fields. / Magnetic materials. / Microchannels. / Pumps. / Solenoids. / Switching.

Experimental investigation of on-demand ferrofluid droplet generation in microfluidics using a Pulse-Width Modulation magnetic field with proposed correlation

Author

Bijarchi, M. A.

Publisher

Elsevier B.V,

Pub. Year

2021

Subjects

Drop formation. / Pulse width modulation. / Voltage control. / Average relative error. / Capillary numbers. / DC magnetic field. / Droplet generation. / Experimental investigations. / Formation process. / Generation frequency. / Nondimensionalized parameter. / Magnetic fields.

A review on application of nanofluid in various types of heat pipes

Author

Nazari, M. A.

Publisher

Central South University of Technology,

Pub. Year

2019

Subjects

Heat pipe. / Nanofluid. / Thermal resistance. / Heat pipes. / Heat resistance. / Heat transfer performance. / Nanoparticles. / Thermal conductivity. / Dynamic viscosities. / Heat transfer capability. / Heat transfer device. / Literature reviews. / Nanofluids. / Pulsating heat pipe. / Thermal Performance. / Types of heat pipes. / Nanofluidics.

Overall thermal performance of ferrofluidic open loop pulsating heat pipes: An experimental approach

Author

Taslimifar, M.

Pub. Year

2013

Subjects

Non-condensable gases (NCGs) / Open loop pulsating heat pipes (OLPHPs) / Heating power. / Loop pulsating heat pipes. / Non-condensable gas. / Steady. / Fluids. / Heat transfer. / Magnetic fields. / Reactor startup. / Mixed convection.

Two-dimensional numerical investigation of a micro combustor

Author

Irani Rahaghi, A.

Pub. Year

2010

Subjects

Advection-diffusion-reaction. / Computational domains. / Conservation equations. / Convective heat transfer Coefficient. / Cross-section profile. / External convection. / Flow characteristic. / Gasphase. / Heat transfer rate. / Mass flow rate. / Mass fraction. / Micro combustion. / Micro-scales. / Mixture velocity. / Multi-step. / Numerical. / Numerical approaches. / Numerical investigations. / Numerical results. / Premixed. / Slip flow. / Stiff systems. / Strang splitting. / Thermal creep. / Velocity equation. / Boundary conditions. / Combustion. / Computational fluid dynamics. / Creep. / Heat convection. / Heat transfer coefficients. / Two dimensional. / Combustors. / Convection. / Heat transfer. / Numerical model. / Two-dimensional modeling.

Visualization and comparative investigations of pulsating ferro-fluid heat pipe

Author

Gandomkar, A.

Publisher

Elsevier Ltd,

Pub. Year

2017

Subjects

Ferrofluid. / Flow regime. / PHP. / Thermal resistance. / Visualization. / Copper. / Electronic cooling. / Flow visualization. / Glass. / Heat resistance. / Heat transfer. / Magnetic fields. / Magnetic fluids. / Magnetism. / Electronics cooling. / Filling ratio. / Flow regimes. / Heat transfer performance. / Low costs. / Nanofluids. / Pulsating heat pipe. / Heat pipes.

Investigation and visualization of surfactant effect on flow pattern and performance of pulsating heat pipe

Author

Gandomkar, A.

Publisher

Springer Netherlands,

Pub. Year

2020

Subjects

Flow regime. / PHP. / Surface tension. / Surfactant. / Thermal resistance. / Visualization. / Cooling systems. / Electronic cooling. / Energy conversion. / Flow patterns. / Heat flux. / Heat pipes. / Heat resistance. / Surface active agents. / Surface tension. / Aerospace systems. / Distribution of temperature. / Flow regimes. / Maximum heat flux. / Pulsating heat pipe. / Surfactant concentrations. / Surfactant effects. / Visualization results. / Flow visualization.

Experimental evaluation of forced convective heat transfer of Fe3O4 ferrofluid in a horizontal u-shaped tube under variable magnetic field effect based on Taguchi approach

Author

Eslahchi, A.

Publisher

Springer Science and Business Media Deutschland GmbH,

Pub. Year

2021

Subjects

Analysis of variance (ANOVA) / Heat flux. / Heat transfer coefficients. / Iron oxides. / Magnetic fields. / Magnetite. / Nanomagnetics. / Nanoparticles. / Reynolds number. / Taguchi methods. / Tubes (components) / Effect of parameters. / Experiment design. / Experimental evaluation. / Forced convective heat transfer. / Frequency parameters. / Horizontal surfaces. / Magnetic field frequency. / Thermal boundary conditions. / Heat convection.

Thermal conductivity of mixed nanofluids under controlled pH conditions

Author

Iranidokht, V.

Pub. Year

2013

Subjects

Brownian motion. / EDL. / Mixed nanofluid. / Surfactant. / Thermal conductivity. / Electrical double layers. / High thermal conductivity. / Low thermal conductivity. / Metallic nanoparticles. / Nanofluids. / Reduction of thermal conductivity. / Theoretical modeling. / Electric properties. / Surface active agents. / Brownian movement. / Metallic compounds. / Nanofluidics. / Nanoparticles. / Thermal conductivity of liquids.

Thermal characteristics of closed loop pulsating heat pipe with nanofluids

Author

Jamshidi, H.

Pub. Year

2011

Subjects

Closed loop pulsating heat pipe (CLPHP) / Two-phase flow. / Closed loop pulsating heat pipes. / Copper tubes. / Dry-out. / Evaporator temperature. / Filling ratio. / Inclination angles. / Mass concentration. / Nanofluid. / Nanofluids. / Optimal conditions. / Optimum performance. / Oxide systems. / Pure water. / Thermal characteristics. / Thermal operations. / Thermal resistance. / Working fluid. / Evaporators. / Filling. / Heat flux. / Heat pipes. / Multiphase flow. / Nanoparticles. / Titanium. / Titanium oxides. / Nanofluidics.

Numerical investigation of the performance of a U-shaped pulsating heat pipe

Author

Arabnejad, S.

Pub. Year

2010

Subjects

Analytical results. / Boiling heat transfer. / Energy equation. / Evaporator temperature. / Governing equations. / Numerical investigations. / Pulsating heat pipe. / Pulse amplitude. / Rate of heat transfer. / Two section. / U-shaped. / Evaporators. / Heat pipes. / Numerical methods. / Pulse amplitude modulation. / Heat transfer.

Numerical simulation of a concentrating photovoltaic-thermal solar system combined with thermoelectric modules by coupling Finite Volume and Monte Carlo Ray-Tracing methods

Author

Shadmehri, M.

Publisher

Elsevier Ltd,

Pub. Year

2018

Subjects

Concentrating Photovoltaic-Thermal (CPTV) / Finite Volume Method (FVM) / Geometric parameters. / Monte Carlo Ray-Tracing (MCRT) / Parabolic trough solar collector. / Thermoelectric (TE) / Absorption cooling. / Environmental regulations. / Finite volume method. / Hybrid systems. / Monte Carlo methods. / Numerical methods. / Numerical models. / Photovoltaic cells. / Photovoltaic effects. / Reflection. / Solar absorbers. / Solar energy. / Solar power generation. / Solar system. / Thermoelectricity. / Concentrating photovoltaic. / Monte-Carlo ray tracing. / Parabolic trough solar collectors. / Thermoelectric. / Ray tracing.

Bi-level energy-efficient occupancy profile optimization integrated with demand-driven control strategy: University building energy saving

Author

Jafarinejad, T.

Publisher

Elsevier Ltd,

Pub. Year

2019

Subjects

Artificial neural networks (ANN) / Bi-level timetable optimization. / Building energy saving. / Demand-driven control. / Dynamic set-point temperature. / Intelligent systems (IS) / Occupancy profile. / College buildings. / Data acquisition. / Energy efficiency. / Energy utilization. / Intelligent systems. / Neural networks. / Office buildings. / Optimization. / Scheduling. / Thermostats. / Data acquisition system. / Demand-driven. / Energy-saving strategies. / Meta heuristic algorithm. / Profile optimization methods. / Set-point temperatures. / Energy conservation.

Distilled water production with combination of solar still and thermosyphon heat pipe heat exchanger coupled with indirect water bath heater – Experimental study and thermoeconomic analysis

Author

Rastegar, S.

Publisher

Elsevier Ltd,

Pub. Year

2020

Subjects

Environmental analysis. / Exergoeconomic analysis. / Heat pipe heat exchanger. / Indirect water bath heater. / Pressure Reduction Station. / Solar still. / Distillation. / Energy efficiency. / Gas industry. / Heat exchangers. / Heat pipes. / Solar heating. / Solar water heaters. / Climatic conditions. / Daily production. / Distilled water. / Exergy efficiencies. / Heat pipe heat exchangers. / Pressure reduction. / Recovering heat. / Thermoeconomic analysis. / Economic analysis.

The impingement of liquid boiling droplet onto a molten phase change material as a direct-contact solidification method

Author

Faghiri, S.

Publisher

Elsevier Ltd,

Pub. Year

2021

Subjects

Acetone. / Atmospheric temperature. / Drops. / High speed cameras. / Molten materials. / Paraffins. / Solidification. / Surface properties. / Direct contact. / Free surfaces. / Heat extraction process. / Liquid paraffins. / Molten surfaces. / Paraffin surfaces. / Surface temperatures. / Weber numbers. / Phase change materials.

A comprehensive study on the complete charging-discharging cycle of a phase change material using intermediate boiling fluid to control energy flow

Author

Hosseininaveh, H.

Publisher

Elsevier Ltd,

Pub. Year

2021

Subjects

Acetone. / Energy storage. / Metal melting. / Paraffins. / Solidification. / Conventional methods. / Low thermal conductivity. / Melting and solidification. / Optimum conditions. / Solidification process. / Solidification rate. / Solidification time. / Transfer process. / Phase change materials.

Experimental evaluation of a solar-driven adsorption desalination system using solid adsorbent of silica gel and hydrogel

Author

Zarei Saleh Abad, M.

Publisher

Springer Science and Business Media Deutschland GmbH,

Pub. Year

2022

Subjects

Adsorption desalination. / Evacuated tube collector. / Hydrogel. / Silica gel. / Solar energy. / Adsorption. / Desalination. / Experimental study. / Gel. / Silica. / Solar power. / Solid. / Silica gel. / Water. / Adsorption. / Hydrogel. / Water management. / Adsorption. / Hydrogels. / Silica Gel. / Water. / Water Purification.

Hydrothermal analysis of non-Newtonian fluid flow (blood) through the circular tube under prescribed non-uniform wall heat flux

Author

Faghiri, S.

Publisher

Elsevier Ltd,

Pub. Year

2022

Subjects

Analytical solution. / Non-newtonian fluid. / Non-uniform heat flux. / Power-law model.

Experimental investigation of the effect of using closed-loop pulsating heat pipe on the performance of a flat plate solar collector

Author

Kargarsharifabad, H.

Pub. Year

2013

Subjects

Closed-loop. / Experimental investigations. / Filling ratio. / Flat-plate collector. / Flat-plate solar collectors. / Inclination angles. / Optimum value. / Pulsating heat pipe. / Evaporators. / Heat pipes. / Sun. / Collector efficiency.

Experimental investigation on laminar forced convection heat transfer of ferrofluids under an alternating magnetic field

Author

Ghofrani, A.

Pub. Year

2013

Subjects

Alternating magnetic field. / Convective heat transfer. / Enhancement. / Ferrofluid. / Convective heat transfer Coefficient. / Convective heat transfer rates. / Experimental investigations. / Heat Transfer enhancement. / Laminar forced convections. / Forced convection. / Heat flux. / Heat transfer coefficients. / Image enhancement. / Magnetic fluids. / Nanoparticles. / Reynolds number. / Tubes (components) / Magnetic fields.