fluidsim

Runs CFD simulations using pseudospectral methods and FFT with MPI parallelization.

Updated Mar 10, 2026

Search Tags:#simulation #pseudospectral #mpi #cfd #fluid dynamics #navier-stokes

Ready to run

npx skills add https://github.com/felixboehm/biochem-allergy --skill fluidsim-felixboehm

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: fluidsim
Source: https://github.com/felixboehm/biochem-allergy/tree/main/.claude/skills/fluidsim
Command: npx skills add https://github.com/felixboehm/biochem-allergy --skill fluidsim-felixboehm

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill provides a framework for running complex computational fluid dynamics (CFD) simulations, enabling researchers and engineers to model and analyze fluid behavior.

Core Features & Use Cases

Multiple Solvers: Supports Navier-Stokes (2D/3D), shallow water, and stratified flows.
High Performance: Utilizes pseudospectral methods with FFT and MPI for parallel computing.
Use Case: Simulate turbulent flow in a pipe, model oceanic currents, or analyze atmospheric phenomena by configuring and running the appropriate solver.

Quick Start

Run a 2D Navier-Stokes simulation with noise initial conditions and save results every 1.0 time units.

Frequently Asked Questions about fluidsim

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I run a 2D Navier-Stokes simulation with custom initial conditions?▼

You can run a 2D Navier-Stokes simulation by configuring the Python framework with initial conditions like noise, setting save intervals, and executing the solver to compute pseudospectral fluid dynamics.

What is the best way to simulate turbulent flow in high-performance computing environments?▼

For HPC environments, use a Python framework leveraging pseudospectral methods with FFT and MPI parallelization to efficiently simulate turbulent flow and solve complex Navier-Stokes equations.

Does this pseudospectral CFD framework support 3D Navier-Stokes and stratified flows?▼

Yes, the framework supports solving 3D Navier-Stokes, shallow water, and stratified flows, enabling the simulation and analysis of turbulence, vortex dynamics, and geophysical flows.

Can I use MPI parallelization for computational fluid dynamics on periodic domains?▼

Yes, you can use MPI parallelization to scale computational fluid dynamics simulations of periodic-domain equations across high-performance computing clusters for faster execution.

When should I use pseudospectral methods for fluid dynamics simulations?▼

Use pseudospectral methods utilizing FFT when solving periodic-domain equations like Navier-Stokes, as they provide high accuracy for modeling turbulence, vortex dynamics, and geophysical flows.