Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Members Made of Elastoplastic Material01:19

Members Made of Elastoplastic Material

94
The behavior of elastoplastic materials under bending stresses, particularly in structural members with rectangular cross-sections, is crucial for predicting material responses and understanding failure modes. Initially, when a bending moment is applied, the stress distribution across the section follows Hooke's Law and is linear and elastic. This distribution means the stress increases from the neutral axis to the maximum at the outer fibers, up to the elastic limit.
As the bending moment...
94
Thermal expansion and Thermal stress: Problem Solving01:27

Thermal expansion and Thermal stress: Problem Solving

1.1K
San Francisco's Golden Gate Bridge is exposed to temperatures ranging from -15 °C to 40 °C. At its coldest, the main span of the bridge is 1275 m long. Assuming that the bridge is made entirely of steel, what is the change in its length between these temperatures?
To solve the problem, first, identify the known and unknown quantities. The initial length (L) of the bridge is 1275 m, the coefficient of linear expansion (α) for steel is 12 x 10-6/°C, and the change in...
1.1K
Bending of Members Made of Several Materials01:08

Bending of Members Made of Several Materials

145
In analyzing a structural member composed of two different materials with identical cross-sectional areas, it is crucial to understand how their distinct elastic properties affect the member's response under load. The analysis involves assessing stress and strain distributions using the transformed section concept, which accounts for variations in material properties.
Hooke's Law determines stress in each material, stating that stress is proportional to strain but varies due to each...
145
Plastic Behavior01:21

Plastic Behavior

193
A material's elastic behavior is characterized by the disappearance of stress once the load is removed, allowing the material to return to its original state. However, when stress surpasses the yield point, yielding commences, marking the onset of plastic deformation or permanent set. This change from elastic to plastic behavior is influenced by the peak stress value and the duration before the load is removed. An intriguing observation occurs when a specimen is loaded, unloaded, and...
193
Elastic Strain Energy for Shearing Stresses01:20

Elastic Strain Energy for Shearing Stresses

173
As discussed in previous lessons, strain energy in a material is the energy stored when it is elastically deformed, a concept crucial in materials science and mechanical engineering. This energy results from the internal work done against the cohesive forces within the material. When a material undergoes shearing stress and corresponding shearing strain, the strain energy density, which is the energy stored per unit volume, is calculated. Within the elastic limit, where the stress is...
173
Hooke's Law01:26

Hooke's Law

360
Hooke's law, a pivotal principle in material science, establishes that the strain a material undergoes is directly proportional to the applied stress, defined by a factor called the modulus of elasticity or Young's modulus.
360

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Enhanced Cyclically Stable Plasticity Model for Multiaxial Behaviour of Magnesium Alloy AZ31 under Low-Cycle Fatigue Conditions.

Materials (Basel, Switzerland)·2024
Same author

Modelling a Response of Complex-Phase Steel at High Strain Rates.

Materials (Basel, Switzerland)·2024
Same author

Experimental Evaluation of a Granular Damping Element.

Polymers·2024
Same author

On the Vibration-Damping Properties of the Prestressed Polyurethane Granular Material.

Polymers·2023
Same author

Monitoring of Hidden Corrosion Growth in Aircraft Structures Based on D-Sight Inspections and Image Processing.

Sensors (Basel, Switzerland)·2022
Same author

Estimate of Coffin-Manson Curve Shift for the Porous Alloy AlSi9Cu3 Based on Numerical Simulations of a Porous Material Carried Out by Using the Taguchi Array.

Materials (Basel, Switzerland)·2022

Related Experiment Video

Updated: Jun 16, 2025

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation
11:11

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Published on: May 2, 2016

11.0K

Cyclic Thermomechanical Elasto-Viscoplasticity Implementation Using User Material Interface.

Marko Nagode1, Simon Oman1, Jernej Klemenc1

  • 1University of Ljubljana, Faculty of Mechanical Engineering, Aškerčeva 6, SI-1000 Ljubljana, Slovenia.

Materials (Basel, Switzerland)
|June 13, 2025
PubMed
Summary
This summary is machine-generated.

This study presents a user material for Abaqus, detailing elasto-viscoplasticity modeling. The multiaxial Prandtl operator approach offers efficient implementation and numerical stability for complex thermomechanical conditions.

Keywords:
creepdissipated energyelasto-viscoplasticityfatiguefinite element methodthermomechanical loading

More Related Videos

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials
11:28

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

Published on: May 18, 2015

12.5K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

884

Related Experiment Videos

Last Updated: Jun 16, 2025

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation
11:11

Experimental Methods for Investigation of Shape Memory Based Elastocaloric Cooling Processes and Model Validation

Published on: May 2, 2016

11.0K
A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials
11:28

A Coupled Experiment-finite Element Modeling Methodology for Assessing High Strain Rate Mechanical Response of Soft Biomaterials

Published on: May 18, 2015

12.5K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

884

Area of Science:

  • Computational mechanics
  • Materials science
  • Finite element analysis

Background:

  • Implementing complex constitutive equations in finite element analysis (FEA) software like Abaqus presents significant numerical challenges.
  • Efficient rheological model implementation requires detailed algorithmic descriptions beyond constitutive equation derivation.

Purpose of the Study:

  • To introduce a user material for Abaqus that models elasto-viscoplasticity under thermomechanical conditions.
  • To present a detailed algorithm for the multiaxial Prandtl operator approach, addressing numerical challenges and ensuring stability.
  • To demonstrate the practical application of the developed model in analyzing structural components.

Main Methods:

  • Derivation and implementation of constitutive equations for elasto-viscoplasticity.
  • Development of a user material subroutine for Abaqus.
  • Application of the multiaxial Prandtl operator approach for numerical computation.
  • Detailed explanation of numerical code subroutines and stability solutions.
  • Analysis of perforated plates under combined loading conditions.

Main Results:

  • A robust user material for Abaqus modeling elasto-viscoplasticity is successfully developed.
  • The multiaxial Prandtl operator approach facilitates efficient calculation of fatigue, creep damage, and dissipated energy.
  • Numerical stability is achieved through detailed subroutine explanations and demonstrated solutions.
  • The model's practical utility is validated through the analysis of perforated plates.

Conclusions:

  • The developed user material and multiaxial Prandtl operator approach significantly enhance computational modeling of elasto-viscoplasticity within the finite element method.
  • This work provides a valuable tool for simulating complex material behaviors under diverse thermomechanical loads.
  • The approach simplifies the calculation of various damage metrics and energy dissipation, integrating uniaxial methods effectively.