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

Temperature Dependent Deformation01:12

Temperature Dependent Deformation

147
In a nonhomogeneous rod made up of steel and brass, restrained at both ends and subjected to a temperature change, several steps are involved in calculating the stress and compressive load. Due to the problem's static indeterminacy, one end support is disconnected, allowing the rod to experience the temperature change freely. Next, an unknown force is applied at the free end, triggering deformations in the rod's steel and brass portions. These deformations are then calculated and added...
147
Thermal Strain01:19

Thermal Strain

998
Thermal strain is a concept that arises when we consider how temperature changes affect structures. Unlike the conventional assumption that structures remain constant under load, real-world scenarios often involve temperature fluctuations that can significantly impact these structures. Consider a homogeneous rod with a uniform cross-section resting freely on a flat horizontal surface. If the rod's temperature increases, the rod elongates. This elongation is proportional to the temperature...
998
Thermal expansion and Thermal stress: Problem Solving01:27

Thermal expansion and Thermal stress: Problem Solving

1.2K
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...
1.2K

You might also read

Related Articles

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

Sort by
Same author

A Novel Approach to Automatically Balance Flow in Profile Extrusion Dies Through Computational Modeling.

Polymers·2025
Same author

Computational Framework to Model the Selective Laser Sintering Process.

Materials (Basel, Switzerland)·2024
Same author

Triboelectric Generator Based on Oriented Self-Assembled Peptide Microbelts.

Nanomaterials (Basel, Switzerland)·2022
Same author

Assessing the Compressive and Impact Behavior of Plastic Safety Toe Caps through Computational Modelling.

Polymers·2021
Same author

Towards Customized Footwear with Improved Comfort.

Materials (Basel, Switzerland)·2021
Same author

Dispersion of Graphite Nanoplates in Polypropylene by Melt Mixing: The Effects of Hydrodynamic Stresses and Residence Time.

Polymers·2021

Related Experiment Video

Updated: Jun 28, 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

An Enhanced Temperature Control Approach to Simulate Profile Extrusion.

João Vidal1, João Miguel Nóbrega2

  • 1Soprefa-Componentes Industriais SA, R. Alfredo Henriques, 4520-909 Mosteiró, Portugal.

Polymers
|April 13, 2024
PubMed
Summary

This study introduces a novel multi-region modeling approach for thermoplastic extrusion, improving temperature control accuracy. The new method enhances simulation precision, overcoming limitations of existing computer-aided engineering tools for better product quality.

Keywords:
OpenFOAMboundary conditionprofile extrusion diestemperature control

More Related Videos

Film Extrusion of Crambe abyssinica/Wheat Gluten Blends
06:51

Film Extrusion of Crambe abyssinica/Wheat Gluten Blends

Published on: January 17, 2017

10.0K
Experimental Procedure for Warm Spinning of Cast Aluminum Components
07:36

Experimental Procedure for Warm Spinning of Cast Aluminum Components

Published on: February 1, 2017

9.5K

Related Experiment Videos

Last Updated: Jun 28, 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
Film Extrusion of Crambe abyssinica/Wheat Gluten Blends
06:51

Film Extrusion of Crambe abyssinica/Wheat Gluten Blends

Published on: January 17, 2017

10.0K
Experimental Procedure for Warm Spinning of Cast Aluminum Components
07:36

Experimental Procedure for Warm Spinning of Cast Aluminum Components

Published on: February 1, 2017

9.5K

Area of Science:

  • Materials Science and Engineering
  • Computational Fluid Dynamics
  • Process Engineering

Background:

  • Thermoplastic extrusion demands precise temperature control for optimal product quality.
  • Current computer-aided engineering tools often present simplified temperature distribution models, causing simulation-process discrepancies.
  • Accurate thermal management is critical for efficient and reliable thermoplastic extrusion.

Purpose of the Study:

  • To develop an advanced multi-region modeling approach for thermoplastic extrusion.
  • To enhance the accuracy of temperature distribution simulations in extrusion processes.
  • To bridge the gap between simulated and real-world extrusion conditions.

Main Methods:

  • Developed a transient, incompressible, non-isothermal solver within the OpenFOAM computational library.
  • Implemented a specialized boundary condition simulating Proportional-Integral-Derivative (PID) control using real-time thermocouple data.
  • Employed a multi-region modeling strategy to incorporate realistic temperature control parameters.

Main Results:

  • Identified significant temperature deviations at the flow channel walls.
  • Observed variations in the total pressure drop across the extrusion system.
  • Demonstrated minimal impact on outlet velocity and flow uniformity under steady-state conditions.

Conclusions:

  • The novel multi-region modeling approach significantly enhances the understanding of thermal dynamics in thermoplastic extrusion.
  • The methodology provides crucial insights for improving temperature control strategies in extrusion processes.
  • This research lays the foundation for more precise and effective operational strategies in thermoplastic extrusion.