بی مایند
The Optimal Design of Heat Sinks: A Review
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
Heat sinks are used in industrial equipment to dissipate the excess heat from their heat-generating parts to the ambient. In the last few years, efforts on manufacturing electronic or mechanical devic
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Stress Intensity Factor Expression for Welded Butt Joint with Undercut and Inclined Lack of ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In this paper, the stress intensity factor (SIF) expression for defected butt welds containing undercut and inclined lack of penetration (LOP) subject to far-field tensile stress is derived. Some of the standards such as ISO 5817 and BS EN 25817 have specified allowable limits for the length of the ...
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Heat Transfer of Hybrid-nanofluids Flow Past a Permeable Flat Surface with Different Volume ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
Nowadays, the preparation, characterization, and modeling of nanofluids are deliberated in plenty to improve the heat transfer effects. Therefore, this paper centers on the heat transfer effects of th
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Variational Principle for the Generalized KdV-Burgers Equation with Fractal Derivatives for ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
The unsmooth boundary will greatly affect motion morphology of a shallow water wave, and a fractal space is introduced to establish a generalized KdV-Burgers equation with fractal derivatives. The semi-inverse method is used to establish a fractal variational formulation of the problem, which provid...
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Casson Nanofluid Past a Stretching Sheet with the Effects of Viscous Dissipation, Chemical ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
The effects of viscous dissipation, chemical reaction and activation energy on the two-dimensional hydromagnetic convective heat and mass transfer flow of a casson nanofluid fluid over a stretching sh
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Numerical Solution of Caputo-Fabrizio Time Fractional Distributed Order Reaction-diffusion ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In this paper, we derive a novel numerical method to find out the numerical solution of fractional partial differential equations (PDEs) involving Caputo-Fabrizio (C-F) fractional derivatives. We firs
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Influence of Temperature Pulse on a Nickel Microbeams under Couple Stress Theory
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In this paper, the vibration of microbeams due to a temperature pulse has been investigated. The thermoelastic coupled equations for microbeam resonator have been derived via the modified theory of co
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Torsional Aeroelasticity of a Flexible VAWT Blade using a Combined Aerodynamic Method by ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
The present research investigates the torsional aeroelasticity of the blade of an H-type vertical axis wind turbine subject to stall and post-stall conditions in various Reynolds regimes, which is experienced by the blade in a full revolution. In order to simulate the aerodynamics, a new model based...
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Optimum Design of Liquified Natural Gas Bi-lobe Tanks using Finite Element, Genetic Algorithm ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
A comprehensive set of ten artificial neural networks is developed to suggest optimal dimensions of type ‘C’ Bi-lobe tanks used in the shipping of liquefied natural gas. Multi-objective optimization technique considering the maximum capacity and minimum cost of vessels are implemented for determinin...
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On Approximate Stationary Radial Solutions for a Class of Boundary Value Problems Arising in ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In this paper, we consider a non-self-adjoint, singular, nonlinear fourth order boundary value problem which arises in the theory of epitaxial growth. It is possible to reduce the fourth order equatio
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3D Optimization of Gear Train Layout Using Particle Swarm Optimization Algorithm
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
Optimization of the volume/weight in the gear train is of great importance for industries and researchers. In this paper, using the particle swarm optimization algorithm, a general gear train is optim
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Dufour and Soret Effects on Unsteady Heat and Mass Transfer for Powell-Eyring Fluid Flow over ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In the present analysis, the Dufour and Soret effects on unsteady heat-mass transfer of a viscous incompressible Powell-Eyring fluids flow past an expanding/shrinking permeable sheet are reported. The
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Magnetohydrodynamics Fluid Flow and Heat Transfer over a Permeable Shrinking Sheet with Joule ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
A laminar, two dimensional, steady boundary layer Newtonian conducting fluid flow passes over a permeable shrinking sheet in the presence of a uniform magnetic field is investigated. The gove ing equ
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Traveling Wave Solutions of 3D Fractionalized MHD Newtonian Fluid in Porous Medium with Heat ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In the present paper, we get exact solutions of Magnetohydrodynamic (MHD) of the fractionalized three-dimensional flow of Newtonian fluid with porous and heat transfer through the traveling wave param
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Experimental Study of the Heat Transfer Enhancement in Concentric Tubes With Spherical and ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In the current research project, the thermal performance of a series of newly designed mixers has been investigated. Each mixer has two concentric cylinders comprising two a ular slot flow cha els a
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Three Dimensional Non-linear Radiative Nanofluid Flow over a Riga Plate
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
Numerous techniques in designing zones happen at high temperature and functions under high temperature are in a way that involves non-linear radiation. In weakly conducting fluids, however, the curren
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Mechanics of 2D Elastic Stress Waves Propagation Impacted by Concentrated Point Source ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
Green’s function, an analytical approach in inhomogeneous linear differential equations, is the impulse response, which is applied for deriving the wave equation solution in composite materials
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Optimization of the Prismatic Core Sandwich Panel under Buckling Load and Yield Stress ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In this study, weight optimization of the prismatic core sandwich panel under transverse and longitudinal loadings has been independently investigated. To solve the optimization problems corresponding to the mentioned loadings, a new Improved Constrained Differential Evolution (ICDE) algorithm based...
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Experimental and Numerical Buckling Analysis of Carbon Fiber Composite Lattice Conical ...
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
In this research, the numerical and experimental analysis of the carbon fiber composite lattice conical structure has been performed to assess the buckling stability of the structure before and after
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Comprehensive Investigating on the Aerodynamic Influences of the Wheel Contact Patch
◷ تاریخ انتشار: 1398/12/15 | ساعت: 17:20
Computational fluid dynamics is implemented to investigate the influence of the wheel contact patch on the global car aerodynamics. Two main aspects of the problem are the contact step and patch shape
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