مرور Volume 4, Issue 1 بر اساس عنوان
در حال نمایش موارد 1 - 11 از 11
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A 3D Simulation of Bolted Joint and Fatigue Life Estimation Using Critical Distance Technique
(Bu-Ali Sina University, 2019-09-01)Bolted joints are one of the most common joints in the industry and assemble the most of the machine elements and segments together. Majority of structures are affected by fluctuating forces, therefore there is the risk ...
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Analysis of Bi-directional FG Porous Sandwich Beams in Hygrothermal Environment Resting on Winkler/Pasternak Foundation, Based on the Layerwise Theory and Chebyshev Tau Method
(Bu-Ali Sina University, 2019-09-01)In this paper, for the first time, displacement and stress analysis of bidirectional functionally graded (BDFG) porous sandwich beams are developed using the Chebyshev tau method. Based on the presented approach, sandwich beams ...
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Ductile Failure Prediction of Friction Stir Welded AA7075-T6 Aluminum Alloy Weakened by a V-notch
(Bu-Ali Sina University, 2019-09-01)With increasing applications of the Friction Stir Welding (FSW), a proper study of the fracture behavior is required. In this research, fracture behavior of AA7075-T6 alloy joint made by FSW is investigated by evaluat-ing ...
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Effect of Hygrothermal Environmental Conditions on the Time-dependent Creep Response of Functionally Graded Magneto-electro-elastic Hollow Sphere
(Bu-Ali Sina University, 2019-09-01)In this paper, hygro-thermo-magneto-electro-elastic creep stress redistribution of a functionally graded magneto-electro-elastic (FGMEE) hollow sphere is examined. It is supposed that all material properties are a power-law ...
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Effect of SiC Particles on Fatigue Life of AL-Matrix Composites
(Bu-Ali Sina University, 2019-09-01)In the present study, a micromechanical modeling approach based on volumetric element was considered from a composite consisted of three components: matrix, particle, and particle-matrix intermediate phase. In order to ...
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Effects of Couple-stress Resultants on Thermo-electro-mechanical Behavior of Vibrating Piezoelectric Micro-plates Resting on Orthotropic Foundation
(Bu-Ali Sina University, 2019-09-01)This work aimed to study the thermo-electro vibration of a piezoelectric micro-plate resting on the orthotropic foundation. To catch the small-scale effects of the structure, couple-stress theory was employed. Motions of ...
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Experimental Study of Residual Stresses Due to Inconel X-750 Creep-feed Grinding by the Electropolishing Layer Removal Technique
(Bu-Ali Sina University, 2019-09-01)Creep-feed grinding is an accurate and efficient machining method. In this study, the effects of the cooling condition on surface residual stresses distribution in the creep-feed grinding of Inconel X-750 superalloy have ...
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Failure Analysis of Base Plate Bolts of Radial Forging Machine
(Bu-Ali Sina University, 2019-09-01)In this study, the failure analysis of base plate bolts of radial forging machine is investigated. Premature failure had occurred from the bolts shank-head fillet and threads zones. Hardness, impact and tensile tests are ...
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Optimization and Parametric Study of the Cap Geometry on Collapse Properties of Energy Absorbers under Quasistatic Loading
(Bu-Ali Sina University, 2019-09-01)In the present research, the influence of cap geometry on the collapse of thin-walled aluminum-made energy absorbers with various section geometries was investigated. For this purpose, a total of 35 different absorbers ...
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Optimization of a Reinforced-flat End Cap Through Analytical Study and Genetic Algorithm
(Bu-Ali Sina University, 2019-09-01)An efficient design is a key factor in final expenditure of a certain construction. Pressure vessels are structures that play an indispensable role in different industries such as petroleum, power plants etc. Pressure ...
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Stress-strain Relationship for Steel Fiber-reinforced Lightweight Aggregate Concrete under Uniaxial Compression
(Bu-Ali Sina University, 2019-09-01)The current study presents a series of tests on steel fiber-reinforced lightweight aggregate concrete (SFRLWAC) cylinders in order to develop a stress-strain model for SFRLWAC subjected to compressive monotonic loading. ...



