A new benchmark to evaluate performance of two of the most common FEM/FEA solvers is proposed. On the cloudHPC platform it is possible to execute both calculiX and code_aster simulations with the most advanced MPI compilation. None of the two solvers is, in fact, available in multi-core use – also Read more…
The European Union’s new regulations, 2024/1834, aim to improve the efficiency and environmental impact of fans across various industries. This is a game-changer for fan manufacturers and designers, demanding a deeper understanding of fan performance and innovative solutions to meet the new standards. This is where Computational Fluid Dynamics (CFD) Read more…
SALOME Platform is a powerful open-source software suite for pre- and post-processing in various engineering applications, including computational fluid dynamics (CFD) and finite element analysis (FEA). One of its key features is the ability to work with Python scripting for automated geometry creation and mesh generation. In this post, we’ll Read more…
In the realm of engineering simulations, meshing plays a pivotal role in translating real-world geometries into discretized representations that numerical solvers can understand. Choosing the right meshing tool can significantly impact the accuracy, efficiency, and overall success of your simulations. Enter SALOME Platform, a powerful and versatile open-source software platform Read more…
Turbulence models are essential for simulating fluid flow, especially near solid surfaces where boundary layers form. These models approximate the complex, fluctuating nature of turbulent flow using simplified equations. Choosing the right turbulence model significantly impacts the accuracy of boundary layer calculations. Here’s how different models affect boundary layer calculations Read more…
This guide outlines the key steps for verifying welded structures according to the Eurocodes. It focuses on practical aspects, assuming a basic understanding of welding processes and structural design principles. 1. Scope and Applicability: 2. Understanding the Eurocode Requirements: 3. Steps for Welding Verification: a) Defining the Design Situation: b) Read more…
The fvSchemes file is a crucial component of OpenFOAM simulations, defining the numerical schemes used for solving the governing equations. Understanding this file is essential for achieving accurate and stable solutions. Key Concepts: File Structure: The fvSchemes file has a simple structure, typically consisting of a few sections: Common Schemes: Read more…
Let’s break down how to set up a Fluid-Structure Interaction (FSI) analysis using PreCICE, OpenFOAM, and Calculix. 1. Overview and Key Concepts 2. The General Workflow 3. Detailed Steps (Example with OpenFOAM’s pimpleFoam and Calculix) 4. Key Points 5. Advanced Considerations 6. Getting Started Feel free to ask if you have more Read more…
Converting an Abaqus input file (.inp) to a Calculix input file (.inp) requires manual intervention and some understanding of both software’s syntax. There is no automatic conversion tool available. Here’s a step-by-step guide on how to approach this conversion, along with common issues and solutions: 1. Understand the Key Differences Read more…
Here’s a comprehensive guide on running OpenFOAM within Docker containers on a SLURM cluster, along with best practices and troubleshooting tips: 1. Prerequisites 2. Creating a Docker Image (if needed) 3. Writing the SLURM Script Explanation of the Script: 4. Submitting the Job Important Considerations: Example with Pre-built Image: You Read more…
