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مقالات علمی سال ۱۳۸۹

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

۱,۳۷۸ مقاله پیدا شد.

مقاله کنفرانسی سال ۱۳۸۹ ۱,۵۸۴ مشاهده

THE INTERRELATION BETWEEN THE SYSTEM FEATURE DETERMINANTS OF INDIVIDUALS' ONLINE PURCHASE INTENTION

The majority of previous studies have investigated the direct influence of privacy and security featuresof the Website on customer's purchase intenti…

Purchase intentionCustomizationSecurity and privacy assurance
مقاله کنفرانسی سال ۱۳۸۹ ۱,۹۶۲ مشاهده

THE IMPACT OF IT FLEXIBILITY ON STRATEGIC ALIGNMENT IN DYNAMIC AND UNCERTAIN ENVIRONMENTS (WITH FOCUS ON EXPORT)

Strategic alignment or the fit between information technology IT and business strategy remains a key topic of concern among managers worldwide Change…

IT FlexibilityStrategic AlignmentExport Performance
مقاله کنفرانسی سال ۱۳۸۹ ۲,۲۲۷ مشاهده

THE FACTORS INFLUENCING THE ADOPTION OF ELECTRONIC PAYMENT SYSTEMS

The emergence and development of online and electronic transactions has led to an increase in usingelectronic payment systems EPS The purpose of this…

e-payment system(EPS)securitye-commerce
مقاله کنفرانسی سال ۱۳۸۹ ۲,۱۳۷ مشاهده

Using Arena Simulator to Increase the Capacity of Water Temperature Sensor (WTS) Production Line

The project deals with the definition of simulation in the area of industrial engineering, its practical usage and benefits for industrial companies…

increasing capacitywater temperature sensorOptimization
مقاله کنفرانسی سال ۱۳۸۹ ۳,۵۴۹ مشاهده

Thin-Walled Tube Bending Process Simulation using ABAQUS Software and an Investigative Comparison between Simulation,Experimental and Stress Analysis Results

In this paper, the bending process of thin walled tubes by rotary draw method is initially simulated in ABAQUS software Then the necessary experiment…

Rotary draw bending Stress analysis ABAQUS
مقاله کنفرانسی سال ۱۳۸۹ ۱,۸۱۳ مشاهده

Thermal analysis of the structure of friction stir welded polythylene butt joints

The effect of heat generation has been studied on the structure of friction stir welded polyethylene butt joints It is observed that generation is a…

heat generationpolyethylenefriction stir welding
مقاله کنفرانسی سال ۱۳۸۹ ۱,۹۸۴ مشاهده

Suppressing Undesired Vibration of Robot Arms Using Impact Dampers

The behavior of a vibration system suppressed with an impact damper is investigated,where the impact damper is simplified as a combination of spring…

Impact damper Iteration perturbation 3R robot
مقاله کنفرانسی سال ۱۳۸۹ ۲,۵۹۳ مشاهده

Slab analysis for roll force and torque in ring rolling with Coulomb friction model

In this paper, an analytical solution for the ring rolling process is presented based on the slab method Non uniform distribution of stresses through…

Ring rolling Friction coefficient Friction factor Slab method
مقاله کنفرانسی سال ۱۳۸۹ ۱,۹۵۸ مشاهده

Producing extremely smooth paraboloidal surface using solidification of liquid in rigid body rotation

To produce concave paraboloidal surfaces a low cost and high precession method is introduced in this paper Specific liquid was forced to solid body r…

Paraboloid Shapes Rigid Body Rotation Investment Casting Liquid Mirror Telescope LMT
مقاله کنفرانسی سال ۱۳۸۹ ۱,۶۲۸ مشاهده

Process optimization during Wire EDM of a new advanced material

Wire electrical discharge machining is a widely accepted non traditional material removal process used to manufacture components with intricate profi…

WEDMWEDM – Genetic algorithm Nanocomposite Neural network model
مقاله کنفرانسی سال ۱۳۸۹ ۱,۹۵۲ مشاهده

Process optimization during Wire EDM of a new advanced material

Wire electrical discharge machining is a widely accepted non traditional material removal process used to manufacture components with intricate profi…

WEDM – Genetic algorithm Nanocomposite Neural network model
مقاله کنفرانسی سال ۱۳۸۹ ۱,۸۴۰ مشاهده

PLASMA NITRIDING OF FORMING ROLLS IN COLD ROLL FORMING PROCESS TO IMPROVE THE SERVICE LIFE

Plasma nitriding is known to improve and rectify the service life of rolls; thus this amendment also depends on the type of the steel AISI D2 tool st…

Plasma nitridingPlasma nitriding – CRF Pin on disc Diffusion XRD
مقاله کنفرانسی سال ۱۳۸۹ ۲,۱۶۰ مشاهده

Optimal Process Design of Shrinkage and Welding line Strength in Injection Molding by Taguchi Method

This paper uses the Taguchi method for the optimization of thermoplastic injection molding parameters This method is useful for studying the interact…

Plastic injection Optimization Taguchi method
مقاله کنفرانسی سال ۱۳۸۹ ۲,۵۶۰ مشاهده

Numerical Simulation of Temperature Distribution in the Workpiece due to Electrical Discharge Machining (EDM), Using Hyperbolic Heat Conduction Model

Determination of temperature distribution is reported in the workpiece due to EDM using non Fourier heat conduction model The governing equations are…

Non-Fourier Heat ConductionElectrical Discharge Machining EDM – Non Fourier Heat Conduction – Numerical Solution Relaxation Time
مقاله کنفرانسی سال ۱۳۸۹ ۲,۲۳۲ مشاهده

Numerical And Experimental Investigation Of Deformation In Laser Forming Process

The laser forming process is an advanced process in sheet metal forming in which laser heat source is used to shape the metal sheet In this paper, te…

laser formingTemperature DistributionFEM
مقاله کنفرانسی سال ۱۳۸۹ ۲,۲۳۶ مشاهده

New Signal Processing Technique on Multiple Piezoelectric Sensors/Actuators for Structural Health Monitoring of Steel Structure Joints

In this paper, a new signal processing technique on multiple piezoelectric sensors/actuators for structural health monitoring of steel structure join…

Fast Fourier TransformerWavelet MATLAB SimulinkStructural health monitoring
مقاله کنفرانسی سال ۱۳۸۹ ۲,۵۱۰ مشاهده

Multi-objective constrained optimization of turning process via Harmony search algorithm

This study presents a new method of harmony search HS to determine the optimum cutting parameters leading to simultaneous minimum of two objectives…

Harmony search algorithmHarmony search algorithm – Genetic Algorithm Cutting parameters Turning process
مقاله کنفرانسی سال ۱۳۸۹ ۲,۱۱۱ مشاهده

Modeling of pulsed TIG welding parameters and optimization of the mechanical properties using statistical approaches

In this paper, an attempt is made to compare the feasiblity and effectiveness of Taguchi method and Simulated Annealing SA Algorithm by means of regr…

TIGTIG – Regression Optimization Simulated Annealing SA Taguchi
مقاله کنفرانسی سال ۱۳۸۹ ۲,۰۵۳ مشاهده

Modeling and optimization of the in submerged arc welding consuming a mixture of fresh flux and fused slag

In this paper, an attempt is made to determine input output relationships in submerged arc welding consuming a mixture of fresh flux and fused slag u…

Submerged arc welding SAW – Regression Optimization Simulated Annealing SA
مقاله کنفرانسی سال ۱۳۸۹ ۱,۹۷۴ مشاهده

Mathematical modeling and optimization of weld bead geometry in cladding by flux cored arc welding

In this paper, an attempt is made to determine input output relationships of the cladding by flux cored arc welding process using regression analysis…

FCAWRegressionSimulated Annealing
مقاله کنفرانسی سال ۱۳۸۹ ۱,۸۸۳ مشاهده

MACHINE LOAD BALANCING BASED ON MINIIMIZING SYSTEM UNBALANCE IN A FLEXIBLE MANUFACTURING ENVIRONMENT

Operational effectiveness of flexible manufacturing systems largely depends on a good quality solution to the machine loading problem MLP Thus, this…

machine load balancing machine allocating linear mathematicallyprogramming lingo coding
مقاله کنفرانسی سال ۱۳۸۹ ۲,۰۴۴ مشاهده

Investigation of strain behavior and pressing pressure in the cross equal channel angular pressing process

In this study, strain behavior and pressing pressure requirement of pure aluminum during Cross ECAP were analyzed by 3D finite element methods up to…

Cross-ECAPFEMStrain behavior
مقاله کنفرانسی سال ۱۳۸۹ ۲,۰۸۸ مشاهده

Improvement of Fatigue Strength of Welded Joints in Stainless Steel by Ultrasonic Peening

The welded structures of stainless steels have lower fatigue strength in compare with other components; this makes necessary the use of additional st…

Fatigue life improvementUltrasonic Impact technologiesstainless steel 304
مقاله کنفرانسی سال ۱۳۸۹ ۲,۱۴۴ مشاهده

INVESTIGATING APPLICATION OF IMPACT DAMPERS USING HOMOTOPY PERTURBATION AND GENETIC ALGORITHM

In different applications, optimal values of an impact damper parameters impact mass, elastic coefficient of barrier etc should be found in order to…

Hertzian contactImpact damperHomotopy perturbation method