Volume 27, Issue 3
مرور بر اساس
ارسال های اخیر
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TF/TA optimal Flight trajectory planning using a novel regenerative flattener mapping method
(Sharif University of Technology, 2020-06-01)In this paper, a new methodology has been proposed to enhance the conformal mapping applications in the process of optimum trajectory planning in Terrain Following (TF) and Terrain Avoidance (TA) Flights. The new approach ...
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Effects of process parameters in gas tungsten arc welding of thin titanium plates
(Sharif University of Technology, 2020-06-01)This work systematically investigated the effects of process parameters on the technological responses, including the tensile force TF and average micro hardness AMH in the gas tungsten arc welding (GTAW) of titanium. ...
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The study of cavitation phenomenon in multistage centrifugal pump and reduction of its damages
(Sharif University of Technology, 2020-06-01)Cavitation Phenomenon in Centrifugal pumps is the main cause of failures in pump components, such as impeller and volute. To evaluate this phenomenon, firs of all the flow field in a BB2 API multistage centrifugal pump ...
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Exact mathematical solution for nonlinear free transverse vibrations of beams
(Sharif University of Technology, 2020-06-01)In the present paper, an exact mathematical solution has been obtained for nonlinear free transverse vibration of beams, for the first time. The nonlinear governing partial differential equation in un-deformed coordinates ...
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Hyperelastic modeling of sino-nasal tissue for haptic neurosurgery simulation
(Sharif University of Technology, 2020-06-01)The aim of this research was to provide a simple yet realistic model of the sino-nasal tissue as a major requirement for developing more efficient endoscopic neurosurgery simulation systems. Ex-vivo indention tests were ...
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Boundary layer and surface pressure distribution behavior over a submarine nose model with two different nose shapes
(Sharif University of Technology, 2020-06-01)Surface pressure distributions and boundary layer profiles are measured over the nose surface of a submarine model in a wind tunnel. The tests are conducted for two different nose shapes in order to study the effects of ...
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Powder metallurgy Mg-Sn alloys: Production and characterization
(Sharif University of Technology, 2020-06-01)In this study, Mg-Sn alloys were produced through the powder metallurgy (P/M) method by adding Sn in different ratios into Mg powder. A new mixing technique has been used in production to prevent the disadvantages of high ...
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Heat transfer correlation for a cross-flow jet impingement on a protruded surface
(Sharif University of Technology, 2020-06-01)This paper aimed at developing an empirical correlation for heat transfer from a protruded surface in the presence of a cross-flow jet. Finite volume method has been used to solve the governing differential equations for ...
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A modified indicial functions approximation for nonlinear aeroelastic analysis
(Sharif University of Technology, 2020-06-01)The nonlinear dynamic response, Limit Cycle Oscillations (LCOs), of high aspect ratio wings using a novel indicial aerodynamics in subsonic flow is investigated. Using the nonlinear beam theory, the structural model is ...
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Numerical study of insulation structure characteristics and arrangement effects on cell trapping using alternative current insulating based dielectrophoresis
(Sharif University of Technology, 2020-06-01)Insulator-based dielectrophoresis is a recently developed technique in which insulating posts are used to produce non-uniformity in the electric field in a microchannel. This study presents the effects of insulating posts ...
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Modeling and optimization of the electrical discharge machining process based on a combined artificial neural network and particle swarm optimization algorithm
(Sharif University of Technology, 2020-06-01)In this study Electrical discharge machining (EDM) process, widely used in mold manufacturing, is modeled and optimized using artificial neural network and an optimization heuristic algorithm. Material removal rate (MRR), ...



