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FEM simulation

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Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040237
EISBN: 978-1-62708-300-3
...] Cho H. , Kim N. , Altan T. , “ Simulation of Orbital Forming Process Using 3-D FEM and Inverse Analysis for Determination of Reliable Flow Stress, ” submitted to Third International Seminar for Precision Forging, Japan Society for Technology of Plasticity ( Nagoya, Japan ), 2003...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040083
EISBN: 978-1-62708-300-3
... with corresponding computed data. It also includes an example in which flow stress and friction were measured in compressed aluminum rings and the results used to verify the accuracy of predicted values. FEM simulation flow stress friction inverse analysis verification 8.1 Introduction 8.2 Inverse...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500073
EISBN: 978-1-62708-317-1
... modeled to be rigid, and the stress-strain relation for the deforming material was σ = 657(ε) 0.24 MPa. A Coulomb friction coefficient, μ = 0.1, was selected as the thinning distribution from FEM simulation; using this value matched experimental results for the example part A. The initial blank diameter...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040295
EISBN: 978-1-62708-300-3
... , and Matsuda, 2002 ]: The forging process is simulated using FEM in order to estimate the tool stresses. The tool stress values are used to complete an elastic-plastic stress-strain analysis of the tooling using FEM. The stress-strain analysis is used to perform a damage analysis and estimate...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500051
EISBN: 978-1-62708-317-1
... Advantages of Process Simulation 3.2 Commercial Codes for Forming Simulations 3.3 Steps Involved in FEM Simulations 3.4 Case Studies in Sheet Metal Forming 3.5 Factors Affecting the Accuracy of FEM Simulations References References 3.1 Roll K. , “Simulation of Sheet Metal Forming...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smff.t53400105
EISBN: 978-1-62708-316-4
... with Experiments Prediction of Stress and Strain by FEM Prediction of Punch Force Effect of Process Variables on Simulation Results Effect of Blank Thickness A defect in deep drawing generally consists of a final undesirable geometry or surface finish of the cup. Frequent defects encountered...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040067
EISBN: 978-1-62708-300-3
... (presentation slides) FEM Simulations: Effect of Friction in Isothermal Conditions for AISI 1035 (animations) Case A: Shear Friction (m) = 0 Case B: Shear Friction (m) = 0.1 Case C: Shear Friction (m) = 0.3 FEM Simulations: Effect of Friction in Nonisothermal Conditions for AISI 1035...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040193
EISBN: 978-1-62708-300-3
... of Complex Parts, ” Journal of Materials Processing Technology , Vol. 98 , 2000 , p. 81 . 10.1016/S0924-0136(99)00308-8 [Wu et al., 1992] Wu W.T. , Oh S.I. , Altan T. , Miller R.A. , “ Optimal Mesh Density Determination for the FEM Simulation of Forming Processes, ” NUMIFORM...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.9781627083003
EISBN: 978-1-62708-300-3
Series: ASM Technical Books
Publisher: ASM International
Published: 01 June 2016
DOI: 10.31399/asm.tb.hpcspa.t54460067
EISBN: 978-1-62708-285-3
... of large-deformation dynamic problems ( Ref 3.29 ). Dykhuizen et al. used an axisymmetric model and assumed adiabatic conditions. Following this work, Assadi et al. used the commercial software package Abaqus for Lagrangian-based FEM simulation of particle impact ( Ref 3.15 ). They also used...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040211
EISBN: 978-1-62708-300-3
..., and costs Verifying the design with model tests, prototyping, or finite-element simulations For punches, an approximate design guideline is to determine the maximum compressive stress expected in the process and comparing this with the compressive properties of the tool material. The punch face...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040059
EISBN: 978-1-62708-300-3
... of thermocouples were embedded in different depths of the bottom die. The detailed ring compression process was simulated using finite element model (FEM) package ALPID (a parent version of DEFORM ) [ SFTC, 2002 ]. The elements were generated such that there were two nodes having the exact locations as the two...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500179
EISBN: 978-1-62708-317-1
... Hydroforming , J. Mater. Process. Technol. , Vol 146 ( No. 1 ), Feb 15 , 2004 , p 130 – 136 10.1016/S0924-0136(03)00853-7 9.47 Strano M. , Jirathearanat S. , and Altan T. , Adaptive FEM Simulation for Tube Hydroforming: A Geometry-Based Approach for Wrinkle Detection , CIRP...
Book Chapter

By Soumya Subramonian
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500001
EISBN: 978-1-62708-317-1
... , CIRP Ann., Manuf. Technol. , Vol 59 ( No. 1 ), 2010 , p 279 – 282 10.1016/j.cirp.2010.03.108 Selected Reference Selected Reference • Taupin E. , Breitling J. , Wei-Tsu W. , and Altan T. , Material Fracture and Burr Formation in Blanking Results of FEM Simulations...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 August 2012
DOI: 10.31399/asm.tb.smfpa.t53500157
EISBN: 978-1-62708-317-1
... temperature of the dies and fluid ( Ref 8.28 ). To ensure accurate heat-transfer calculation, correct tool, sheet, and pressurizing medium interface heat-transfer coefficients must be known. At present, in most commercial finite-element modeling (FEM) codes the interface heat-transfer coefficient...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040247
EISBN: 978-1-62708-300-3
.... et al. , Ed., TMS , p 545 – 551 . [Wu and Oh, 1985] Wu W.T. , and Oh S.I. , “ ALPIDT—A General Purpose FEM Code for Simulation of Nonisothermal Forging Processes ,” Proceedings of North American Manufacturing Research Conference (NAMRC) XIII ( Berkley, CA ), p 449 – 460...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040091
EISBN: 978-1-62708-300-3
... ]. In recent years, the finite element method has gained wide acceptance in the industry and academia. This can be attributed to the rapid advancement in the computing technology, user-friendly commercial FE software and the detailed information FEM can provide as compared to other methods of analysis. The FE...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040319
EISBN: 978-1-62708-300-3
... progression, which considers elastic and plastic deformation, residual stresses, and quality of assembly. This application illustrates the current capabilities of FEM in simulating complex and incremental cold forging operations to optimize process conditions and product design. Fig. 23.21 Finite...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040141
EISBN: 978-1-62708-300-3
... reducer roller. 1, roll stand; 2, holder on manipulator; 3, slide; 4, rolls; 5, part transfer conveyor. [ Haller, 1982 ] The design of the roll segments needs considerable experience. Recently, three-dimensional FEM codes have been used to (a) simulate the reducer rolling operation and (b) design...
Series: ASM Technical Books
Publisher: ASM International
Published: 01 February 2005
DOI: 10.31399/asm.tb.chffa.t51040159
EISBN: 978-1-62708-300-3
... patterns and the possible occurrence of defects. This often takes several iterations and is very costly in terms of time, materials, facilities, and labor. Alternatively, two other methods for modeling metal flow, namely, physical modeling and process simulation using finite-element method (FEM)-based...