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An Experimental Investigation and Prediction of Laser

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Process prediction of selective laser sintering based on

The experimental investigation became more efficient duo to the process prediction.Abstract With the increasing research into selective laser sintering of composite powders,a modified numerical model was introduced to provide appropriate process predictions forPrevious123456NextTheoretical and Experimental Investigation of Laser The study included both theoretical and experimental analyses.The theoretical analysis included development of a computer simulation to model the laser drilling processa three-dimensional finite difference solution with temperature-dependent thermal properties,finite sample geometry,and experimentally determined laser beam characteristics.Prediction of Machining Dimension in Laser Heating and In this paper,laser heating and two-dimensional ultrasonic vibration were combined in cutting of tungsten carbide (YG10) to improve machining dimension precision.According to the experimental results,a prediction model of machining dimension was built based on time series model.

Numerical and Experimental Investigation of Laser

An integrated experimental and numerical investigation for laser-generated optoa-coustic wave propagation in structural materials is performed.First,a multi-physics simu-lation model is proposed to simulate the pulsed laser as a point heat source which hits the surface of an aluminum sheet.Numerical Simulation and Experimental Investigation of An Experimental Investigation and Prediction of Laser#0183;In the light of above discussion,this work has three main objectives (1) experimental investigation of the use of 248 nm excimer laser for micromachining of optical polymer used in multimode polymer waveguides; (2) ANFIS modelling in prediction of ablation depth from the experimental data; and (3) comparison of ANFIS modelling with the result NUMERICAL AND EXPERIMENTAL INVESTIGATION OFMany models were proposed for laser welding to produce reliable predictions of temperature distributions that are of great importance for in-depth analysis and eventual Balasubramanian,Shanmugam,Buvanashekaran Numerical and Experimental Investigation of

Investigation and Prediction on Regulation of

laser mechanism were constructed based on the Gibbs free energy and the structural parameters of the trapezoidal groove structure.Then,based on the contact angle prediction models constructed,the samples were divided into two groups according to the designed structural parameters,and the experimental investigations were carried out.Experimental investigation on laser micromilling of SiC Oct 30,2018 An Experimental Investigation and Prediction of Laser#0183;Experimental investigation on laser micromilling of SiC microchannels.Daxiang Deng 1,2, Desai CK,Shaikh A (2012) Prediction of depth of cut for single-pass laser micro-milling process using semi-analytical,ANN and GP approaches.Int J Adv Manuf Technol 60:865882.Experimental investigation of the laser-excited An experimental evaluation of the Westervelt-Larson theory for the pressure and directivity of the laser-excited thermoacoustic array in water has been conducted.Instrumentation includes a modulated laser system that operates at 0.6943 micrometer and 1.06 micrometers,with a modulated frequency range of 5 to 80 kHz.Apparatus and methods for measuring the attenuation of light in water at the

Experimental investigation into selective laser melting of

Experimental investigation into selective laser melting of austenitic and martensitic stainless steel powder mixtures P G E Jerrard,L Hao,and K E Evans Proceedings of the Institution of Mechanical Engineers,Part B Journal of Engineering Manufacture 2009 223 11 ,1409-1416Experimental investigation and 3D finite element This study focuses on the characterization and prediction of the HAZ caused by laser heating of Ti6Al4V alloy process.The HAZ pro-duced by laser heating at different laser parameters was observed and analyzed experimentally by using metallographic methods.The emissivity and absorptivity of the Ti6Al4V alloy plate work-Experimental investigation and 3D finite element Nov 19,2010 An Experimental Investigation and Prediction of Laser#0183;The experimental investigation and the finite element analysis were performed to study and predict the volume of HAZ during a moving laser source on a Ti6Al4V alloy plate workpiece.The experimental and FEM simulation results both reveal important relationships between the size of HAZ and laser parameters and material properties.

Experimental and computational investigation of confined

Dec 01,2016 An Experimental Investigation and Prediction of Laser#0183;Experimental and computational investigation of confined laser-induced breakdown spectroscopy. This paper presents an experimental and computational study on laser-induced breakdown spectroscopy (LIBS) for both unconfined flat surface and confined cavity cases. It is clearly shown that the 3-D simulation prediction captures the time the Experimental Investigation,Modelling and Comparisonon kerfwidth in laser cutting of glass fibre reinforced plastic composites.The various input parameters viz.laser power (P),cutting speed (V) and gas pressure (p) were taken under experimental investigation and then predictive models have been developed.Experiments were performed based on Taguchi L 27 orthogonal array then Regression,ANN andExperimental Investigation of Partial Laser Surface The model prediction was experimentally veried by Ryk,et al.(7). Experimental Investigation of Partial Laser Surface Texturing for Piston-Ring Friction Reduction 585

Experimental Investigation of Laser Welding Process in

The experimental investigation is carried out using a welding laser cell com-posed of a FANUC M-710iC six-axis robot,directing a laser beam coming from a HIGHYAG BIMO laser head powered by an IPG YLS-3000-ST2 fiber laser source.The laser power is transferred through an optical fiber with a diameter of 200 An Experimental Investigation and Prediction of Laser#181;m.Experimental Investigation of Effect of the Laser-Assisted In this paper,the experimental studies of the finish turning of Ti-6Al-4V titanium alloy with the laser-assisted machining were described.For the tests,a cemented carbide tool was used.The influence of the laser heating on the microstructure of Ti-6Al-4V titanium alloy for kinematics corresponding with the turning process was determined.Experimental Investigation and Analysis of Process Experimental Investigation and Analysis of Process Parameters in Laser Beam Machining of Aluminium Alloy 8011 Rudramuni Khed Student Department of Production Engineering,D.Y.Patil Coleege of Engineering Pune,India N.K.Kamble Assistance Professor Department of Production Engineering,D.Y.Patil Coleege of Engineering Pune,India

Experimental Investigation and Analysis of Process

Experimental Investigation and Analysis of Process Parameters in Laser Beam Machining of Aluminium Alloy 8011 Rudramuni Khed Student Department of Production Engineering,D.Y.Patil Coleege of Engineering Pune,India N.K.Kamble Assistance Professor Department of Production Engineering,D.Y.Patil Coleege of Engineering Pune,IndiaExperimental Analysis and Prediction of Kerfwidth inExperimental Analysis and Prediction of Kerfwidth in Laser Cutting of Glass Fibre Reinforced Plastic Composite Material .Pathik Patel.1 *,Bhavin S.Modi.2,Saurin Sheth.3,Tejas Patel.4.1,3,4Experimental Analysis and Prediction of Kerfwidth in Laser Experimental analysis and prediction of kerfwidth in laser cutting of glass fibre reinforced plastic composite material has been done and Regression as well as ANN models were developed [8].

Experiment and Prediction of Ablation Depth in Excimer

Jan 01,2018 An Experimental Investigation and Prediction of Laser#0183;In the light of above discussion,this work has three main objectives (1) experimental investigation of the use of 248 nm excimer laser for micromachining of optical polymer used in multimode polymer waveguides; (2) ANFIS modelling in prediction of ablation depth from the experimental data; and (3) comparison of ANFIS modelling with the result Cited by 226Publish Year 2010Author Jihong Yang,Shoujin Sun,Milan Brandt,Wenyi YanNumerical simulation and experimental investigation on Sep 01,2020 An Experimental Investigation and Prediction of Laser#0183;Geometrical size comparison from numerical simulation and experimental results under different laser power.The proposed STPPM provides a mean to predict and observe temperature distribution and geometry of the single-track in the process of 316 stainless steel cladding,which is useful to control the size of the workpiece after cladding processing while decrease the number of experiments.Cited by 21Publish Year 2016Author Yun Wang,Hao Yuan,Yangting Fu,Zhe WangExperimental Investigation of Laser Surface Hardening of The experimental investigation is conducted on AISI 4340 steel 60 mm long,6 mm wide,5 mm thick plates hardened and tempered to 25 - 30 HRC (Figure 1).The parts were oil quenched after complete austenitization in the furnace,then quenched to blacken their color and to improve the absorptivity of the laser irradiation.

Cited by 1Publish Year 2020Author Baha Tarchoun,Abderrazak El Ouafi,Ahmed ChebakExperimental Investigation of Laser Welding Process in

The experimental investigation is carried out using a welding laser cell composed of a FANUC M-710iC six-axis robot,directing a laser beam coming from a HIGHYAG BIMO laser head powered by an IPG YLS-3000-ST2 fiber laser source.The laser power is transferred through an optical fiber with a diameter of 200 An Experimental Investigation and Prediction of Laser#181;m.Cited by 1Publish Year 2019Author Kamel Oussaid,Abderrazak El Ouafi,Ahmed ChebakExperimental investigation and 3D finite element An experimental study was conducted to characterize the heat affected zone produced when laser heating a Ti6Al4V alloy plate workpiece.The emissivity and absorptivity of the Ti6Al4V alloy were determined experimentally.Analytical prediction of temperature in laser-assisted Oct 29,2018 An Experimental Investigation and Prediction of Laser#0183;The proposed predictive model matches the experimental measurements with less than 7.1% difference at laser spot and 5.2% difference in front of the cutting zone with computation time less than 15 s.The model is valuable for providing a fast,credible,and physics-based method for the prediction of temperature in laser-assisted milling of

Analysis and Prediction of Size Effect on Laser Forming

analytical prediction.In this paper,the size effect exhibited in the laser forming process is investigated.First,the experi-mental and numerical investigations aimed at advancing the understanding of the causes of the size effect in straight-line laser forming are present-ed for a wide range of sheet sizes.Various deforma-An experimental investigation of a premixed laminar flame Wang,Weichao.M.S.M.E.,Purdue University,May 2015.An Experimental Investigation of a Premixed Laminar Flame Using Tunable Diode Laser and Quantitative Imaging of Radiation Intensity.Major Professor Jay P.Gore,School of Mechanical Engineering.Simultaneous CO concentration and temperature measurements using Tunable Diode Laser Absorption Spectroscopy (TDLAS) areAn Experimental Investigation and Prediction of Laser beam.Due to its wide variety of application an experimental investigation and prediction of the process is of utmost important.In this paper influence of various input parameters on the varieties of output parameters related to laser welding process has been investigated.The

12345NextExperimental investigations on spatial and temporal laser

Oct 11,2019 An Experimental Investigation and Prediction of Laser#0183;Adaptive neuro-fuzzy inference system-based models were also employed to predict deformations in pulsed laser forming.The prediction accuracy of the developed models was found to be good.Then,the desirability function approach of an optimization technique was employed to determine the optimum process parameters corresponding to maximum and (PDF) Experimental investigation and 3D finite element Experimental investigation and 3D finite element prediction of the heat affected zone during laser assisted machining of Ti6Al4V alloy xperimental investigation and 3 D finite element The emissivity and absorptivity of the Ti6Al4V alloy were determined experimentally.A 3D transient finite element method for a moving Gaussian laser heat source was developed to predict the depth and width of the heat affected zone on the Ti6Al4V alloy workpiece.There was a close correlation between the experimental data and the simulation results.

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