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مقالات علمی سال ۱۳۸۸

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

۳,۴۷۶ مقاله پیدا شد.

مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۸۰ مشاهده

Visualization of Fiber Orientation in Weldlines of a RTM Part With Different Injection Spots

Resin transfer molding RTM is a widely used manufacturing technique for composite parts The focus of attention is kept on weldline behavior in parts…

RTMSimulationFiber orientation
مقاله کنفرانسی سال ۱۳۸۸ ۱,۵۲۳ مشاهده

Transfer function analysis for drift compensation in nanomanipulation inverse control

This paper addresses a new approach for complete driftmodeling and compensation on the Scanning Probe Microscopes SPMs Drift is described as remained…

DriftTransfer function analysisScanning Probe Microscope
مقاله کنفرانسی سال ۱۳۸۸ ۲,۱۷۲ مشاهده

Thickness prediction of sheet hydroforming FEM simulation with movable die approach Response Surface Method

In this paper, the hydroforming process with a movable mold was analyzed by elastoplastic FEM1 The effects of various process parameters on the defor…

Hydroforming Movable mold thinning degree Response surface methodology
مقاله کنفرانسی سال ۱۳۸۸ ۱,۸۸۳ مشاهده

The effect of the Microstructure and Chemical Compositions on the Glass Dies life

Cast irons are commonly used as mold material in the production of glass materials Since growth and scaling are the main failure mechanisms that limi…

Glass MoldMicrostructureGray Cast Iron
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۲۷ مشاهده

The Experimental Analysis of the Influence of Using Media in Explosive Forming of Cylindrical Structures

The effects and differences of air and water as the energy conveying medium of explosive forming process will be illustrated in this paper Hence, a l…

Explosive FormingEnergy Conveying Mediumcylindrical Shell
مقاله کنفرانسی سال ۱۳۸۸ ۲,۴۱۲ مشاهده

The Effect of Blankholder on Flange Plastic Wrinkling of Laminated Circular Plates in Deep Drawing Process

Based on two dimensional plane stress wrinkling model of a plastic annular plate with blankholder and a bifurcation functional from Hill's general th…

Tresca yield criterionPlastic wrinklingBifurcational Functional
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۶۸ مشاهده

Surface investigation and stress analysis of coated systems under contact loading using FEM modeling

A tribological analysis of deformations and stresses generated and their influence on surface failure in a coated surface loaded by line and point co…

CoatingsInterfaceContact
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۸۵ مشاهده

Study on the Effect of Miniaturization of Machine Tools on the Dimensional Surface Error in Peripheral Milling

In this paper, comparisons are made between the dimensional surface error of workpieces under peripheral milling with helical end mills, machined by…

Desktop Machine Tools Milling Surface Error Dimensional Analysis
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۶۸ مشاهده

Study and Simulation of the effect of Spider Geometry on the Weld Lines in Extruded Plastic Pipe

In this paper, we try to decrease the relaxation time, which inversely correspond to applied shear stress in material logarithmically by changing the…

Weld Line Spider Extrusion Fatigue Life Relaxation Time
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۸۷ مشاهده

Solving Manufacturing Cell Formation Problems Using Single Depot Multiple Traveling Salesman Problem

The cell formation problem determines the decomposition of the manufacturing cells of a production system in which machines are assigned to these cel…

cell formationgrouping efficacySDmTSP
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۵۸ مشاهده

Preparation of Cubic/tetragonal zirconia composites through stabilizer coating method

In this study tetragonal/cubic ziconia based composite electrolytes were prepared through stabilizer coating technique Microstructures were character…

CompositeComposite – Zirconia Stabilizer caoting
مقاله کنفرانسی سال ۱۳۸۸ ۱,۷۹۲ مشاهده

Optimum Design for Geometric Parameter of DMFC by Application of GA and Experiments

The performance of Direct Methanol Fuel cells depends significantly on an appropriate flow field design such as channel's height, channel's wide, cha…

DMFCOptimizationGenetic Algorithm
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۲۴ مشاهده

Optimization of Molding Parameters by Taguchi Method leading to minimum Shrinkage and In-mold pressure

Plastic injection processes comprise injection, packing, cooling, ejection and process/part quality control applications These steps are followed for…

optimization plastic injection molding process parameters
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۸۷ مشاهده

Optimization for pressure capacity in thick spherical vessels using multilayer design

In this paper, a new method is proposed for increasing pressure bearing capacity of thick spherical vessels using multilayer design Using elastic ana…

Thick pressure vesselElastic analysisMultilayer design
مقاله کنفرانسی سال ۱۳۸۸ ۳,۰۱۴ مشاهده

Optimal Design of Robust PID Controller for Robot Arm Manipulators Using Quantitative Feedback Theory (QFT) Method

In this paper, application of Quantitative Feedback Theory QFT to design optimal robust PID controllers for robot arm manipulators is proposed In rea…

QFTRobot arm manipulatorsRobust PID
مقاله کنفرانسی سال ۱۳۸۸ ۱,۴۳۱ مشاهده

Numerical approach to prediction of forming limit in hydroforming of X-joints

In this paper, to predict the hydroforming limit for X joints, two different criteria for ductile fracture are introduced into the finite element sim…

Hydroforming X joint Forming limit Ductile fracture criterion FEM
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۲۹ مشاهده

Numerical and experimental evaluation of bending test of friction stir welded of brass alloy

In this paper, the standard bending test of friction stir welded thin plate of brass analyzes by finite element method It is demonstrated to have voi…

Friction stir welding FSW Bending test Void distribution Tensile test stress concentration
مقاله کنفرانسی سال ۱۳۸۸ ۲,۳۶۴ مشاهده

Numerical Survey of Relevency Between High Grade of Filler With Final Shirinkage of RTM Panel

Researchers achievements in Resin transfer molding RTM process have resulted in a rapid growth of the number of RTM applications hermoplastic melt vi…

RTMRTM – Simulation Residual stress Bulk conversion Shrinkage
مقاله کنفرانسی سال ۱۳۸۸ ۲,۶۰۸ مشاهده

Novel Methodology in design and manufacturing of Custom – made hip Prostheses by using of CAD/CAM/ RP techniques

This paper aims to describe computer aided design CAD , computer aided Manufacturing CAM , rapid prototyping RP systems and techniques for the preope…

Custom-made Hip ProsthesisMedical Rapid PrototypingFill and Fit
مقاله کنفرانسی سال ۱۳۸۸ ۱,۹۸۸ مشاهده

Nano zone drift prediction for nano scale manufacturing with nano robots

In this paper, drift is described as remained error after hysteresis and creep compensation and could seriously affect the SPM's performance However…

Nanodrift predictionnano manufacturing
مقاله کنفرانسی سال ۱۳۸۸ ۲,۶۰۵ مشاهده

Investigation the effect of coulomb and shear friction laws on workpiece temperature in isothermal closed die forging process of alloy AA7075

In bulk metal forming processes, the coulomb friction law and the shear friction law are used traditionally In this study, isothermal closed die forg…

Finite volume simulation Isothermal forging Coulomb friction law Constant shear friction law Workpiece temperature
مقاله کنفرانسی سال ۱۳۸۸ ۱,۷۸۷ مشاهده

Investigation of Thermal Residual Stresses Due to Curing Process of Fiber-Reinforced Composites by Finite Element Analysis

In this paper, a new finite element model has been presented to study the thermal residual stresses due to curing process of fiber reinforced composi…

Curing manufacturing cycleResidual thermal stressInhomogeneous interphase
مقاله کنفرانسی سال ۱۳۸۸ ۲,۰۰۹ مشاهده

Influence of shell dimensions and welding sequence on buckling behavior of welded shells

Welding, among all mechanical joining processes, has been employed at an increasing rate for its advantage in design flexibility, cost saving, reduce…

Buckling behavior Shell dimensions Finite element method Elastic viscoplastic model Welding sequence
مقاله کنفرانسی سال ۱۳۸۸ ۲,۳۷۹ مشاهده

Global Optimality in Process Plan Selection Problem

Due to accessibility of alternative machines, tools, fixtures and other auxiliary devices,there are multiple process plans for each part and process…

Process plan selectionBranch and boundProcess plan selection – Branch and bound