مرور Volume 6, Issue 2 بر اساس عنوان
در حال نمایش موارد 1 - 8 از 8
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Assessment of different methods for fatigue life prediction of steel in rotating bending and axial loading (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)Generally, fatigue failure in an element happens at the notch on a surface where the stress level rises because of the stress concentration effect. The present paper investigates the effect of a notch on the fatigue life ...
 
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Chemical reaction and thermal radiation effects on MHD micropolar fluid past a stretching sheet embedded in a non-Darcian porous medium (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)The paper aims at investigating the effects of chemical reaction and thermal radiation on the steady two-dimensional laminar flow of viscous incompressible electrically conducting micropolar fluid past a stretching surface ...
 
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A comparative study between two numerical solutions of the Navier-Stokes equations (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)The present study aimed to investigate two numerical solutions of the Navier-Stokes equations. For this purpose, the mentioned flow equations were written in two different formulations, namely (i) velocity-pressure ...
 
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Dynamical formation control of wheeled mobile robots based on fuzzy logic (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)In this paper, the important formation control problem of nonholonomic wheeled mobile robots is investigated via a leader-follower strategy. To this end, the dynamics model of the considered wheeled mobile robot is derived ...
 
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An efficient finite difference time domain algorithm for band structure calculations of Phononic crystal (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)In this paper, a new algorithm for studying elastic wave propagation in the phononic crystals is presented. At first, the displacement-based forms of elastic wave equations are derived and then the forms are discretized ...
 
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Enhancing the low cycle fatigue strength of AA6061 aluminum alloy by using the optimized combination of ECAP and precipitation hardening (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)In the present study, mechanical properties and low cycle fatigue behavior of a solid-solutionized AA6061 aluminum alloy produced by equal channel angular pressing (ECAP) process were investigated. The grain refinement ...
 
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Prediction of earing in deep drawing of anisotropic aluminum alloy sheet using BBC2003 yield criterion (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)This paper investigates the earing phenomenon in deep drawing of AA3105 aluminum alloy, experimentally and numerically. Earing defect is mainly attributed to the plastic anisotropy of sheet metal. In order to control such ...
 
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Water hammer simulation by explicit central finite difference methods in staggered grids (Shahid Rajaee Teacher Training University (SRTTU), 2017-06-01)Four explicit finite difference schemes, including Lax-Friedrichs, Nessyahu-Tadmor, Lax-Wendroff and Lax-Wendroff with a nonlinear filter are applied to solve water hammer equations. The schemes solve the equations in ...
 



