What's New: Past Year

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  1. Composite Stiffness Property Prediction

    07 Aug 2017 | Downloads | Contributor(s): Joshua Morris

    Micromechanical models for the composite axial tensile, transverse tensile, and axial shear are combined into one tool with the objective of comparing their effectiveness as property prediction...

    https://cdmhub.org/resources/1529

  2. Woven fabrics UMAT- a coupled material model

    02 Aug 2017 | Downloads | Contributor(s): Masoud Haghi Kashani, Masoud Hejazi, Abbas Hosseini, Farrokh Sassani, Frank Ko, Abbas S. Milani

    One of the advantages of woven fabrics over unidirectional prepregs is their superior formability thanks to the large shear deformation capability. There exists, however, a limit on the shear...

    https://cdmhub.org/resources/1508

  3. A Code for Flexural Analysis of Thin-Walled Composite I-Beams with Sandwich Web and Bond-lines

    02 Aug 2017 | Downloads | Contributor(s): Mo E. Asl

    Composite I-beams have extensive applications in the aerospace industry, construction and light-weight engineering structures. In the utility-scale wind turbine blades, the spar-caps and the shear...

    https://cdmhub.org/resources/1513

  4. Puck Failure Criteria

    31 Jul 2017 | Downloads | Contributor(s): karan kodagali

    Composite materials have been established as competitive materials during the last few decades due to their high strength to l ow weight ratio among other advantages and are widely used in...

    https://cdmhub.org/resources/1504

  5. Finite element unit cell model based on ABAQUS for fiber reinforced composites

    26 Jul 2017 | Downloads | Contributor(s): Tian Tang

    https://cdmhub.org/resources/1502

  6. Composites themoforming simulation using PAM-FORM-An example

    24 Jul 2017 | Downloads | Contributor(s): Tian Tang

    An example showing the simulation of thermoforming composite ply using PAM-FORM. The videos of the evolutions of shear angle and temperature distribution of the composite ply during forming...

    https://cdmhub.org/resources/1492

  7. Abaqus plugins for Nonlinear Acoustics

    06 Jul 2017 | Downloads | Contributor(s): A.K. Singh, V.B.C. Tan, T.E. Tay, H.P. Lee

    This paper introduces generalized tools in the form of plugins for a commonly used commercial finite element package Abaqus/Standard to model the nonlinear acoustic methods for detection of...

    https://cdmhub.org/resources/1464

  8. Randomization algorithm for the micromechanical modeling of fiber-reinforced Polymer Matrix Composites

    02 Jul 2017 | Downloads | Contributor(s): Eric Jason Carey, Marianna Maiaru

    Polymer Matrix Composites (PMCs) are replacing metallic materials in many engineering fields such as aerospace, naval and mechanical engineering. Failure in PMCs can happen due to matrix cracking,...

    https://cdmhub.org/resources/1459

  9. A Multiscale Modeling Technique

    01 Jul 2017 | Downloads | Contributor(s): Haotian Sun

    In this paper, a multiscale modeling framework is proposed to simulate the macroscopic response of a fiber-reinforced polymer matrix composite through a subscale full finite element model. This...

    https://cdmhub.org/resources/1424

  10. Python and fortran script to create Abaqus input file for discretized addition of material in additive manufacturing (3D printing)

    01 Jul 2017 | Downloads | Contributor(s): VINAY DAMODARAN

    In additive manufacturing, especially, fused deposition modeling, material is continuously added over a print substrate. To simulate the process in finite element analysis, a discretized approach...

    https://cdmhub.org/resources/1437

  11. Experimental Data Processing

    01 Jul 2017 | Downloads | Contributor(s): LOUKHAM SHYAMSUNDER, Subramaniam Rajan

    Finite element models are being actively developed to model composite systems. One such is the MAT213 material model implemented into LS-DYNA [1,2]. MAT213 is an orthotropic material model with...

    https://cdmhub.org/resources/1431

  12. A User Material Subroutine for Implementing Anisotropic Hyperelastic Model of Fiber-Reinforced Rubbers

    01 Jul 2017 | Downloads | Contributor(s): Rui Li

    This code is a user subroutine written in FORTRAN that can be implemented in the commercial finite element software ABAQUS (version 6.14) to model the constitutive behavior of knitted fiber...

    https://cdmhub.org/resources/1412

  13. Random Fiber/Matrix Model Generator

    01 Jul 2017 | Downloads | Contributor(s): Micheal Keith Ballard

    A tool for the creation of 2D fiber/matrix models that have a random arrangement of fibers.  It can create a random representative volume element of a fiber/matrix microstructure that...

    https://cdmhub.org/resources/1410

  14. Generating Representative Volume Element (RVE) for Finite Element Analysis of Random Fiber Composites/Nanocomposites

    29 Jun 2017 | Downloads | Contributor(s): Rajni Chahal, Ashfaq Adnan, Ajit Roy

          Typical electronics packages are assembled by integrating various parts on printed circuit boards (PCB). Traditional interconnect materials in electronics packages are not...

    https://cdmhub.org/resources/1398

  15. MUL2-UC Beam modeling of periodically heterogeneous composites

    13 Jun 2017 | Downloads | Contributor(s): Alberto Garcia de Miguel

    The micromechanics code MUL2-UC is developed to work as an efficient and high-fidelity tool for the computation of the effective stiffness matrix and the recovering of the local fields of...

    https://cdmhub.org/resources/1381

  16. NAFEMS Webinar Presentation on Structure Genome

    28 Feb 2017 | Downloads | Contributor(s): Wenbin Yu

    Materials Genome Initiative (MGI) aims to deliver the required infrastructure and training to accelerate discovery, developing, manufacturing, and deploying of advanced materials in a more...

    https://cdmhub.org/resources/1335

  17. VABS: Powering Simple Beam Elements with Detailed 3D FEA Fidelity

    06 Jan 2017 | Downloads | Contributor(s): Wenbin Yu

    This presentation gives a brief introduction to VABS, a general-purpose cross-sectional analysis, which can power conventional, simple beam elements with detailed 3D FEA fidelity. 

    https://cdmhub.org/resources/1316

  18. TexGen4SC Tutorial #1: Homogenization Analysis of Textile Composites with Arbitrary Inter-ply Shifts

    03 Jan 2017 | Downloads | Contributor(s): Xin Liu, Wenbin Yu

    This tutorial shows how to use TexGen4SC to perform homogenization analysis of textile composites with arbitrary inter-ply shifts. A companion video is available on YouTube. TexGen4SC...

    https://cdmhub.org/resources/1309

  19. Gmsh4SC Tutorial #3: Analysis of a Double Cell Box Girder Bridge

    03 Jan 2017 | Downloads | Contributor(s): Xin Liu, Wenbin Yu

    This tutorial shows how to use Gmsh4SC to analyze a double cell box girder bridge. Gmsh4SC can be launched directly from https://cdmhub.org/resources/scstandard. All the data files and the...

    https://cdmhub.org/resources/1305

  20. Gmsh4SC Tutorial #2: Analysis of a Composite Box Beam

    03 Jan 2017 | Downloads | Contributor(s): Xin Liu, Wenbin Yu

    This tutorial shows how to use Gmsh4SC to analyze a composite box beam. A companion video is available on YouTube. Gmsh4SC can be launched directly...

    https://cdmhub.org/resources/1302