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مقالات علمی سال ۱۳۸۴

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

۲۴۵ مقاله پیدا شد.

مقاله کنفرانسی سال ۱۳۸۴ ۱,۸۸۹ مشاهده

Experimental Investigation on Injection Molding of Wood- Plastics Composites

An experimnetal work have been conducted to investigate injection processing of wood/fiber plastics composites WPC Wood plastics composites are in th…

Wood-Plastics CompositesInjection MoldingWPC Mechanical Properties
مقاله کنفرانسی سال ۱۳۸۴ ۱,۶۸۱ مشاهده

Experimental Based Relationships between Plastic Injection Molding Process Variables and Dimensions of Molded Parts

This research is an effort to investigate the types of relationships between plastic injection molding processing parameters and the shrinkage of mol…

plastic injection moldingshrinkagedimension
مقاله کنفرانسی سال ۱۳۸۴ ۱,۲۴۵ مشاهده

Evaluating System Engineering Changes using Enterprise Modelling

The authors have proposed a formal approach to measure and assess impact of changes on engineering systems The proposed methodology is based on the u…

Engineering AssessmentProcess ModellingCIMOSA
مقاله کنفرانسی سال ۱۳۸۴ ۲,۰۹۱ مشاهده

Estimation of Process Parameters in Abrasive Water Jet Turning of Parts

This paper presents a new approach to predict the process parameters in Abrasive Water Jet AWJ turning The methodology involves the application of Fi…

Nontraditional machiningModelling
مقاله کنفرانسی سال ۱۳۸۴ ۱,۶۸۳ مشاهده

Estimation of Catastrophic Failure in Brittle Mechanical Components of Machine Tools

A probabilistic analysis of the fatigue crack growth for estimation of reliability degradation on the critical mechanical component of high speed mac…

machine toolsMonte Carlo simulationRandom loading
مقاله کنفرانسی سال ۱۳۸۴ ۱,۶۶۵ مشاهده

Enhancement of Ultrasonic Bscan Images for Sizing of Defects by Time-of-Flight Diffraction

A signal processing technique is presented for significantly sharpening the resolution of ultrasonic B scan images, similar to those acquired in the…

signal processingflawUltrasonic testing
مقاله کنفرانسی سال ۱۳۸۴ ۱,۷۸۷ مشاهده

Enhancement abrasion resistance of ductile cast iron by applying two-step austempering process

Due to the low wear resistance of the as cast ductile iron DI , it is thought to apply a developed austempering heat treatment process defined by two…

ADIausferriteTow-step
مقاله کنفرانسی سال ۱۳۸۴ ۱,۳۱۰ مشاهده

Electronic on-line Measurement system for Shafts External Diameter

One of the most important processes in manufacturing parts is on line dimensional measurements and quality assurance Dimensional measurements using c…

Electronic gaugedimensional measurementshafts external diameter
مقاله کنفرانسی سال ۱۳۸۴ ۲,۰۹۳ مشاهده

Electro-Discharge Machining (EDM) Process Optimization Using Neural Networks

In this paper an integrated approach is presented for modeling and optimal selection of input parameters of electro discharge machining EDM process F…

Electro-discharge machining (EDM)Back-propagation (BP)Process modeling
مقاله کنفرانسی سال ۱۳۸۴ ۱,۶۵۱ مشاهده

Effects of Time and Temperature on the Shear Strength of Dissimilar Diffusion Joints of CPTi to Stainless Steel.

Transition joints between commercial pure titanium CP Ti and 304 stainless steel 304 SS have been produced employing diffusion welding technique in t…

Diffusion jointsTitaniumShear Strength
مقاله کنفرانسی سال ۱۳۸۴ ۱,۹۸۴ مشاهده

Effect of welding heat input and travelling speed on residual stresses in butt welds

A finite element FE modelling of the welding process is conducted to calculate welding residual stresses in butt welded plates The model was validate…

Residual stressesHeat inputButt weld
مقاله کنفرانسی سال ۱۳۸۴ ۲,۲۹۱ مشاهده

Effect of repair-welding parameters on life time of die casting moulds

In die casting, H13 hot working tool steels are exposed to heat shocking and cracking due to the thermal fatigue which is exerted by die casting proc…

Repair-weldingDie Casting MouldsThermal Fatigue
مقاله کنفرانسی سال ۱۳۸۴ ۱,۶۳۶ مشاهده

Effect of Ultrasonic Vibration of Tool on Electrical Discharge Machining of Tungsten Carbide (WC-Co)

This paper deals with the effect of copper tool vibration with ultrasonic US frequency on the electrical discharge machining EDM characteristics of t…

Electrical Discharge MachiningUltrasonic assisted EDMTungsten Carbide (WC-Co)
مقاله کنفرانسی سال ۱۳۸۴ ۱,۷۰۱ مشاهده

Effect of Mounting Parameters on the Bandage Loosening of the Freight Wagon Bandage

Shrink fitting is a common mounting procedure in the industries and it is also used freight wagon wheels to mount the tyre on the center While loosen…

BandageContact Pressure (CP)Tightness
مقاله کنفرانسی سال ۱۳۸۴ ۱,۸۵۱ مشاهده

Effect of Force Control System on Power and Time Consumption in Robotic Pruning Machine

Force control system is used in robots with different types of application Force control systems are used in operations that there are not enough vis…

Force control systemSensitivity coefficientRobotic pruning machine
مقاله کنفرانسی سال ۱۳۸۴ ۱,۷۰۳ مشاهده

Effect of Fiber / Matrix Adhesion and Fiber Rate in the Processing of Thermoplastic Composites

The adhesion of glass fibers embedded in a thermoplastic blend matrix of Polycarbonate /Acrylonitrile Butadiene Styrene is being investigated Crackin…

Thermoplastic CompositesInterface adhesionStrain energy
مقاله کنفرانسی سال ۱۳۸۴ ۱,۷۵۶ مشاهده

Dynamic Force Model for 3- Axis Ball-End Milling of Sculptured Surfaces

Dynamic force model is used to estimate cutting forces of sculptured surface considering dynamic characteristics Two programs were used for calculati…

MillingBall-end milling toolGeometric modeling
مقاله کنفرانسی سال ۱۳۸۴ ۱,۸۰۹ مشاهده

Distributed Supply Chain Model— Case Study: Automobile Manufacture Supply Chain Simulation

The competitive success of an organization relies on the efficiency of the entire supply chain Successful SCM requires a carefully defined approach t…

Distributed Supply ChainManufacturing Supply ChainJust-In-Time Production
مقاله کنفرانسی سال ۱۳۸۴ ۱,۴۵۱ مشاهده

Dimensional and Geometrical Tolerance Analysis of Kinematic Assemblies Dimensional and Geometrical Tolerance Analysis of Kinematic Assemblies

Tolerance analysis of assemblies promotes concurrent engineering by bringing engineering requirements and manufacturing capabilities together in a co…

Kinematic AssembliesQuality ControlTolerance Analysis
مقاله کنفرانسی سال ۱۳۸۴ ۱,۸۱۳ مشاهده

Development of Setup-free Machining Technology of Plate-like Components (Software & Hardware)

Traditionally, workpiece holding fixtures have been designed and fabricated only for mass production whereby high lead time and high cost of fixture…

MachiningFeatureFixture
مقاله کنفرانسی سال ۱۳۸۴ ۲,۲۴۴ مشاهده

Design, Manufacture and Experimental Analysis of 3R Robotic Manipulator

Design and manufacturing of a robotic manipulator with three degrees of freedom has been described in this paper One of the parameters noticed in the…

RoboticsDesign and ManufacturingManipulator
مقاله کنفرانسی سال ۱۳۸۴ ۱,۹۲۴ مشاهده

Design of a 2-D Servo Press Transfer System Using Linear Stepper Actuators

In this paper a transfer mechanism for moving parts through successive stations of a transfer die is discussed The required transfer motions of the p…

transfer dieservo transfer systemstamping
مقاله کنفرانسی سال ۱۳۸۴ ۱,۵۸۴ مشاهده

Design of Optimized Trajectory for Flexible Robotic Arms

This article presents an improved method with a combination of energy methods and the concepts of differential relationships to more accurately calcu…

Trajectory OptimizationFlexible ArmDeflection Analysis Methods
مقاله کنفرانسی سال ۱۳۸۴ ۲,۱۱۴ مشاهده

Design and manufacturing of an ultra sensitive seismic sensor

In this research, a seismic sensor for sensing low frequency less than20 Hz with small amplitude about 10 nanometers is developed The sensor is consi…

seismic sensorstrain gaugeseismic transduser