Volume 9, Issue 2
مرور بر اساس
ارسال های اخیر
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Development length of laminar magnetohydrodynamics pipe flows
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In this article, a laminar magnetohydrodynamics (MHD) developing flow of an incompressible electrically conducting fluid subjected to an external magnetic field is considered. The aim of the study is to propose a correlation ...
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Design and fabrication of an effective micromixer through passive method
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)Micromixer is a significant component of microfluidics particularly in lab-on-chip applications so that there has been a growing need for design and fabrication of micromixers with a shorter length and higher efficiency. ...
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Computational evaluation of the homogeneity of composites processed by accumulative roll bonding (ARB)
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)A new computational method based on MATLAB was used to study the effect of different parameters on the homogeneity of composites produced by a severe plastic deformation technique known as accumulative roll bonding. For a ...
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Effectiveness of alumina nanofluid on slotting end milling performance of SKD 11 tool steel
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)SKD 11 tool steel is among the most popular metals in mold industries for making different kinds of cold work molds and dies with high accuracy and long service life. The demand for higher quality, lower manufacturing ...
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Numerical investigation of upward air-water annular, slug and bubbly flow regimes
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In this paper, numerical investigation of upward two phase flow of air-water has been studied. Different conditions of flow regimes including annular, wispy annular, slug, churn and bubbly are simulated based on Hewitt and ...
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Investigation of injection timing and different fuels on the diesel engine performance and emissions
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)Start of fuel injection and fuel type are two important factors affecting engine performance and exhaust emissions in internal combustion engines. In the present study, a one-dimensional computational fluid dynamics solution ...
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MHD Casson fluid flow through a vertical plate
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In this study, effects of numerous physical quantities like dissipation, thermal radiation, and induced magnetic field on magnetohydrodynamic Casson fluid flow through a vertical plate is addressed. The non-dimensional ...
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Magneto Prandtl nanofluid past a stretching surface with non-linear radiation and chemical reaction
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In this article, we examined the behavior of chemical reaction effect on a magnetohydrodynamic Prandtl nanofluid flow due to stretchable sheet. Non-linear thermally radiative term is accounted in energy equation. Constructive ...
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The effect of injection parameters on dimensional accuracy of wax patterns for investment casting
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)Thermal expansion and hot deformation are two phenomena causing dimensional errors in investment casting. This error occurs in dimensions between the die and wax pattern. Therefore, the wax's thermo-physical and thermo-mechanical ...
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Effect of blade profile on the performance characteristics of axial compressor in design condition
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)The choice of geometrical shape of the blades has a considerable effect on aerodynamic performance and flow characteristics in axial compressors. In this paper, the effects of the blades shape on the aerodynamic design ...
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Design and construction of fruit solar drier for rural settlements
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)This research focuses on the need for preserving fruits in rural areas to prevent waste. The solar drier is made of vital chambers i.e. the concentrator chamber (that harvests the solar irradiance), the transport pipe (that ...
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Experimental investigation on constant-speed diesel engine fuelled with biofuel mixtures under the effect of fuel injection
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)The petroleum product has seen a drastic demand in the recent past. Biofuels are the only solution to overcome this power crisis. In the view of sustainable energy development, biodiesel and its additives have become the ...
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Numerical study of induction heating by micro / nano magnetic particles in hyperthermia
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)Hyperthermia is one of the first applications of nanotechnology in medicine by using micro/nano magnetic particles that act based on the heat of ferric oxide nanoparticles or quantum dots in an external alternating magnetic ...
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Automatic implementation of a new recovery coefficient for Reliable contour milling
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In contour milling, to render the machining process more automated with significant productivity without remaining material after machining, a new recovery coefficient was developed. The coefficient was inserted in the ...
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Numerical analysis of heat transfer enhancement and flow structure of alternating oval tubes by considering different alternate angles under turbulent flow
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In this research, the convective heat transfers of turbulent water fluid flow in alternating oval tubes is studied using computational fluid dynamics. The purpose of the study is to analyze the heat transfer enhancement ...
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Analytical study of nano-bioconvective flow in a horizontal channel using Adomian decomposition method
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In this paper, the bioconvective nanofluid flow in a horizontal channel was considered. Using the appropriate similarity functions, the partial differential equations of the studied problem resulting from mathematical ...
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High-velocity impact properties of multi-walled carbon nanotubes/E-glass fiber/epoxy anisogrid composite panels
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)This work reports the high-velocity impact response of multiscale anisogrid composite (AGC) panels. The aim of the present study is to evaluate the influence of surface-modified multi-walled carbon nanotubes (S-MWCNTs) at ...
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Effects of the asymmetric behavior of the shape memory alloy on nonlinear dynamic responses of thick sandwich plates with embedded SMA wires
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)In the present article, the dynamic behavior of sandwich plates with embedded shape memory alloy (SMA) wires is evaluated for two cases wherein (i) the stress-strain curve of the superelastic behavior of the SMA wires is ...
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Grasp analysis of a four-fingered robotic hand based on Matlab simmechanics
(Shahid Rajaee Teacher Training University (SRTTU), 2020-02-01)The structure of the human hand is a complex design comprising of various bones, joints, tendons, and muscles functioning together in order to produce the desired motion. It becomes a challenging task to develop a robotic ...



