Browsing by Author "Iarve, Endel V."
Now showing items 1-15 of 15
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An ABAQUS Implementation of Regularized Extended Finite Element Method (Rx-FEM) for Modeling the Interaction between Matrix cracking and delamination in Composites
Liang, Yu-Jui; McQuien, J. Scott; Iarve, Endel V. (University of Texas at Arlington Libraries, 2019-09)**Please note that the full text is embargoed** ABSTRACT: Regularized Extended Finite Element Method (Rx-FEM) is a discrete damage modeling (DDM) method, which represents an approach to progressive failure analysis (PFA) ... -
AN IMPLEMENTATION OF THE REGULARIZED EXTENDED FINITE ELEMENT METHOD IN ABAQUS
Liang, Yu-Jui (2019-11-25)The Regularized eXtended Finite Element Method (Rx-FEM) methodology is a discrete damage modeling (DDM) technique, which represents an approach to the progressive damage analysis (PDA) in laminated composites when multiple ... -
ANALYSIS OF LAMINATED CURVED BEAM WITH AND WITHOUT DEFECTS AND IMPERFECTIONS
Lu, Wei-Tsen (University of Texas at Arlington, Libraries, 2019-08-27)Several studies have focused on the modeling and response characterization of composite structural members, with particular emphasis on composite curved beams. The class of curved beam is explored to determine mechanical ... -
An Analytical Analysis of Fiber Waviness for Laminated Curved Beam Under Bending
Lu, Wei-Tsen; Liang, Yu-Jui; Iarve, Endel V. (University of Texas at Arlington Libraries, 2019-09)**Please note that the full text is embargoed** ABSTRACT: A closed-form analytical solution is developed for analyzing laminated composite curved beam with fiber waviness. Explicit expressions for evaluating equivalent ... -
ASSESSMENT OF MATERIAL STATE IN COMPOSITES USING GLOBAL DIELECTRIC STATE VARIABLE
Vadlamudi, Vamsee; 0000-0001-7667-2776 (2019-12-04)Composites are heterogeneous in nature and a fundamental understanding of the material response to applied mechanical, thermal, electrical and other multi-physical fields is required to efficiently design and synthesize ... -
Composite Buckling Analysis Using Discrete Damage Modeling
McQuien, J. Scott; Iarve, Endel V.; Mollrnhauer, David H.; Braginsky, Michael; Stuebner, Michael (University of Texas at Arlington Libraries, 2019-01)**Please note that the full text is embargoed** ABSTRACT: A Total-Lagrange formulation for geometric nonlinearity was implemented within the Rx-FEM framework. Rx-FEM is a discrete damage modeling method for progressive ... -
Delamination Initiation and Migration Modeling in Clamped Tapered Laminated Beam Specimens Under Static Loading
Adluru, Hari K.; Hoos, Kevin H.; Iarve, Endel V.; Ratcliffe, James G. (University of Texas at Arlington Libaries, 2019-03)**Please note that the full text is embargoed** ABSTRACT: The Clamped Tapered Beam Specimen (CTBS) designed to study the initiation of matrix cracking and delamination and their propagation including delamination migration ... -
Discrete Damage Modeling of Matrix Dominated Failure Including Random Spatial Variation of Strength
Hoos, Kevin H.; Iarve, Endel V. (2018)**Please note that the full text is embargoed** ABSTRACT: Discrete Damage Modeling (DDM) was applied to strength prediction of three types of composite tape specimens exhibiting rather brittle behavior. These were transverse ... -
Discrete Damage Modelling of Clamped Tapered Beam Specimen Under Fatigue Loading
Adluru, Hari K.; Iarve, Endel V.; Hoos, Kevin H. (2018)**Please note that the full text is embargoed** ABSTRACT: Clamped Tapered Beam (CTB) sub-element, proposed by Advanced Composite Project Team at the NASA Langley Research Center was studied under monotonic fatigue loading. ... -
Discrete Damage Modelling of Delamination Migration in Clamped Tapered Laminated Beam Specimens
Adluru, Hari K.; Hoos, Kevin H.; Iarve, Endel V. (University of Texas at Arlington Libraries, 2017-10)**Please note that the full text is embargoed** ABSTRACT: Laminated composite materials are used in stiffness critical applications and contain various stress concentration features such as holes, tapers and stiffener ... -
Fatigue Damage Modeling in Laminated Composites by using Rx-FEM and Strength Tracking Method
Lu, Wei-Tsen; Gao, Zhenjia; Adluru, Hari K.; Hoos, Kevin H.; Seneviratne, Waruna; Mollenhauer, David; Iarve, Endel V. (Conference Proceedings of the American Society for Composites – 36th Technical Conference on Composite Materials, Sep 2021, College Station, TX, 2021-09)**Please note that the full text is embargoed** ABSTRACT: The durability and residual load carrying capacity of composite materials and structures is of critical importance for increasing their application across the ... -
Global Prediction of Discrete Local Damage Interactions Using Broadband Dielectric Spectroscopy
Vadlamudi, Vamsee; Elenchezhian, Muthu Ram Prabhu; Shaik, Rauhon Ahmed; Nandini, Aishwarya; Raihan, Rassel; Reifsnider, Kenneth; Iarve, Endel V. (Proceedings of the American Society for Composites—Thirty-third Technical Conference, 2018)**Please note that the full text is embargoed** ABSTRACT: With the increasing demand for composites in many modern applications, it is important to predict the initiation of failure events. Due to the heterogeneous nature ... -
A Global-local Discrete Damage Modeling Framework for Composite Laminates
Adluru, Hari K.; McQuien, J. Scott; Iarve, Endel V.; Harman, Alex B. (The University of Texas at Arlington Libraries, 2019-01)**Please note that the full text is embargoed** ABSTRACT: A global-local analysis method is demonstrated within the Regularized eXtended Finite Element (Rx-FEM) framework. Rx-FEM is a Discrete Damage Modeling (DDM) method ... -
The Implementation of Regularized Extended Finite Element Method(Rx-FEM) in ABAQUS
Liang, Yu-Jui; Iarve, Endel V.; McQuien, J. Scott (University of Texas at Arlington Libraries, 2019-01)**Please note that the full text is embargoed** ABSTRACT: Rx-FEM is a discrete damage modeling (DDM) method, which represents an approach to progressive failure modeling in composites when multiple individual damage events ... -
Modeling Complex Sub-elements by using Discrete Damage Modeling
Hoos, Kevin H.; McQuien, J. Scott; Adluru, Hari K.; Schaefer, Joseph D.; Gu, Haozhong; Iarve, Endel V. (University of Texas at Arlington Libraries, 2019-09)**Please note that the full text is embargoed** ABSTRACT: Discrete Damage Modeling is applied to complex sub-elements loaded in static and fatigue. Layered 8-node brick elements called LC3D8 elements were implemented for ...