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مقالات علمی سال ۱۳۹۰

مقالات را بر اساس عنوان، کد سند یا سال انتشار پیدا کنید و به نویسندگان و رویداد علمی مرتبط برسید.

۱,۶۳۰ مقاله پیدا شد.

مقاله کنفرانسی سال ۱۳۹۰ ۱,۰۵۳ مشاهده

Investigation of the Equi-Potential Line Method vs. Backward Tracing Method in Preform Shape Design in Tube Hydroforming Process

A carefully selected preform process can contribute significantly to improving product quality, reducing tooling cost and processing time Hence, it i…

Tube hydroformingPreform shapeBackward Tracing
مقاله کنفرانسی سال ۱۳۹۰ ۱,۱۶۵ مشاهده

Investigation of Weldability of Nichrome Alloy and Metallurgical Effects of Welding Parameters on Nichrome Using TIG Welding Process

This study is about weldability of nichrome 8020 alloy which has been welded by TIG welding process Generally, nichrome series alloys are used as hea…

NichromeMicrohardnessMicrostructure
مقاله کنفرانسی سال ۱۳۹۰ ۱,۴۴۹ مشاهده

Investigation of Vibration Assisted Friction Stir Welding and Comparison with Conventional Friction Stir Welding

Friction Stir Welding FSW applications in high strength alloys, such as stainless steel remain limited due to large axial welding force and consequen…

Vibration assistedFriction stir weldingForce analysis
مقاله کنفرانسی سال ۱۳۹۰ ۹۹۷ مشاهده

Investigation of Ultrasonic Vibration of Workpiece and Tool Rotation Effects on Dry EDM Process

Dry electrical discharge machining EDM is environmentally friendly method in EDM process which replaces the gas instead of liquid as dielectric fluid…

Ultrasonic VibrationRotary toolMaterial Removal Rate
مقاله کنفرانسی سال ۱۳۹۰ ۸۰۲ مشاهده

Investigation of Force Reduction in Ultrasonic Assisted Drilling of Al/SiCp Metal Matrix Composite

Metal Matrix Composites MMCs have received considerable attention due to their excellent engineering properties The hardness and abrasive nature of r…

DrillingUltrasonic assistedDrilling force
مقاله کنفرانسی سال ۱۳۹۰ ۸۷۰ مشاهده

Investigation of Effects of Tool Rake Angle and Cutting Speed on Residual Stress Distribution in Unlubricated Orthogonal Machining 2024 - T351 Aluminum Alloy with High-Speed Steel Tools

Ring shape specimens of 2024 T351 aluminum alloy were machined under unlubricared orthogonal conditions with high speed steel tools having rake angle…

Rake angleCutting speedResidual stress
مقاله کنفرانسی سال ۱۳۹۰ ۱,۱۴۹ مشاهده

Interlaminar Fracture Energy of Glass/ Epoxy Composite Laminate under Mode II Delamination Using Sentry Function

Three modes of fracture are achieved for Delamination, mode I, II and III, in which mode II is of a great importance It depends on stacking sequence…

Acoustic Emission (AE)mode II DelaminationSentry Function
مقاله کنفرانسی سال ۱۳۹۰ ۹۵۳ مشاهده

Incremental Slitting Determination of Residual Stress in Rolled Aluminium Plate Using Strip Loads and Series Expansion Approaches

In this research, the slitting method was employed to determine through thickness residual stress profile of a rolled aluminium plate The method invo…

Residual stressRolled aluminiumSeries expansion approach
مقاله کنفرانسی سال ۱۳۹۰ ۱,۴۷۳ مشاهده

Improvement Uniformity of Coating Thickness for Hot-Dip Galvanized Steel Strips

In present research work, effects of some production parameters such as zinc bath temperature and air knife height on uniformity and structure of hot…

Air knife heightCoating uniformityHot dip galvanizing
مقاله کنفرانسی سال ۱۳۹۰ ۹۳۸ مشاهده

Image Processing Code for Sharpening Photoelastic Fringe Patterns and Its Usage in Determination of Stress Intensity Factors in a Sample Contact Problem

This study presented a type of image processing code which is used for sharpening photoelastic fringe patterns of transparent materials in photoelast…

Image processingPhotoelastic fringe patternsSharpening
مقاله کنفرانسی سال ۱۳۹۰ ۱,۲۳۶ مشاهده

Heat Treatment of a (Ti,Hf)-Rich NiTiHf High Temperature Shape Memory Alloy

NiTiHf alloys are known as one of the most promising groups of shape memory alloys for operating at temperatures above 100 ºC In this paper, effect o…

AgingHeat treatmentMartensite
مقاله کنفرانسی سال ۱۳۹۰ ۸۲۸ مشاهده

Functionalised Plasma Polymer Nano-thin Films: Potential Application in Water Purification

In recent years, surface functionalised materials have attracted considerable interest as adsorbent agents in water purification Although surface mod…

Mawson InstituteAdelaideAustralia
مقاله کنفرانسی سال ۱۳۹۰ ۱,۲۳۱ مشاهده

Frictional Condition Evaluation in Hot Magnesium Forming Using T-shape and Ring Compression Tests

T shape compression test is a newly introduced friction test for evaluation of frictional condition in metal forming processes This test includes lar…

FrictionT-shape compression testRing compression test
مقاله کنفرانسی سال ۱۳۹۰ ۱,۱۵۴ مشاهده

Friction Stir Welding of 7075 Aluminum Alloy Rolled Plate

FSW has been successfully used to weld similar and dissimilar cast and wrought aluminum alloys, especially for aircraft aluminum alloys generally pre…

Macrostructural analysisAA7075 alloyFriction stir welding
مقاله کنفرانسی سال ۱۳۹۰ ۱,۰۲۴ مشاهده

Friction Stir Lap Welding of Aluminum alloy to Copper: Improvement of the joint efficiency by using intermediate layer

Lap joint friction stir welding FSW between dissimilar Cu and Al alloys was investigated To produce the better quality welds, a layer of Cu was anodi…

Friction stir weldingIntermediate layerMicrostructure
مقاله کنفرانسی سال ۱۳۹۰ ۱,۲۴۶ مشاهده

Forward and Inverse Kinematics Structure Design and Workspace Analysis of a Spatial Parallel Robot

Parallel robots are used in Machining, Welding, Quality control, Flying simulator and other similar applications, because of their high precision in…

Parallel manipulatorsKinematic modelingWorkspace analysis
مقاله کنفرانسی سال ۱۳۹۰ ۱,۵۹۷ مشاهده

Forming-Limit Diagram of Interstitial-Free (IF) Steel Tailor-Welded Blank

Use of laser welded blanks of multiple sheets of material prior to forming is one of the current interests of automotive industries as it reduces man…

Forming Limit Diagram FLDTailor Welded Blank TWBFinite Element Method FEM
مقاله کنفرانسی سال ۱۳۹۰ ۸۶۱ مشاهده

Flow Visualization in Friction Stir Butt Weld of Copper Plates

The aim of this investigation was to understand the flow of material in the welded joint that is produced by a non threaded pin with four flats on th…

Friction stir weldingCopperMetallography
مقاله کنفرانسی سال ۱۳۹۰ ۹۵۱ مشاهده

Fixture Locators Error Compensation by Modifying NC Codes in Three Axis Machining

Fixture locators’ height error cause incorrect positioning of the workpiece in the fixture and inaccuracy in machined surfaces This paper presents a…

Homogenous Transformation MatrixError compensationFixture locator height error
مقاله کنفرانسی سال ۱۳۹۰ ۱,۰۷۸ مشاهده

Finite Element Simulation of Residual Stress in Electrical Discharge Machining (EDM) of AISI H13 Tool Steel Considering Solid-State Phase Transformation

In electrical discharge machining EDM , the high temperature gradients generated by the electric discharge result in residual stresses on the surface…

Residual stressesSolid-state phase transformationElectrical discharge machining EDM
مقاله کنفرانسی سال ۱۳۹۰ ۱,۰۱۵ مشاهده

Finite Element Simulation of Friction Stir Welded 7075 Aluminum Alloy Rolled Plate

AA7075 aluminum alloy has gathered wide acceptance in the fabrication of light weight structures such as aerospace applications that requiring a high…

friction stir weldingAA7075 alloyFEM simulation
مقاله کنفرانسی سال ۱۳۹۰ ۱,۳۴۵ مشاهده

Finite Element Simulation of Die Channels, Number of passes, Routes Between Cycles, Temperature and Back Pressure on Equal Channel Angular Extrusion/Pressing and Experimental Investigation

In this paper, deformation of 7075 Aluminum alloy in equal channel angular press/extrusion ECAP/ECAE is analyzed with using three dimensional 3D simu…

AluminumDie angleECAP
مقاله کنفرانسی سال ۱۳۹۰ ۱,۲۱۳ مشاهده

Finding the best situation of aging on Ecaped Al-Mg-Si-Cu for Improvement of both Strength and Ductility

Equal channel angular pressing ECAP with aging treatment is used on Al Mg Si Cu alloy for obtaining the best mechanical properties The results shows…

EcapUFGPrecipitation
مقاله کنفرانسی سال ۱۳۹۰ ۱,۰۳۰ مشاهده

Fabrication of functionally graded Al6061/SiCP composite materials via gravity sedimentation method

Functionally graded materials FGMs are characterized by the variation in composition and/or structure over volume, resulting in corresponding changes…

Gravity sedimentation methodMetal matrix compositeSettling velocity