Mechanical engineering · simulation · data

ProjectHub

Explore engineering demos, reproducible benchmarks and public code.

Ricardo Fitas

Research initiative

RFDL — Ricardo Fitas Discovery Lab

A private self-driving laboratory for computational research.

About the initiative

Consulting initiative

RFC — Ricardo Fitas Consulting

Applied engineering and scientific consulting for companies.

About the initiative

Design & optimization

Topology Optimization — DTU 41591

Images and videos from my TopOpt work (final report selection).

Open demo

Topology optimization research output.

Design & optimization

Design Optimization of Corrugated Boards

Detailed results (images, videos, and description) of all optimization results.

Open demo

Corrugated profile in the design optimization project.

Design & optimization

Pareto Corrugated Board Recommender

Inspect deterministic trade-offs in a fixed corrugated-board Pareto table with accessible controls and transparent row selection.

Open demo

Pareto trade-off preview for corrugated-board design.

Constitutive modeling

PACT — Constitutive Transfer Benchmark

A matched-information elastoplastic benchmark for testing the role of persistent internal material states.

Python · Mechanics · Reproducibility

Public code & project notes

Executed PACT benchmark snapshot with two persistent-state force-displacement curves, their weighted response and the selected increment.

Experimental data & graphs

Graph-based Corrugated Board Compression

Convert compression-test video frames into graphs, geometry tracks and reusable engineering data.

Python · Graphs · Video analysis

Public code & project notes

Inspect exact public node coordinates and pixel displacement histories from a corrugated-board compression analysis.

Finite element simulation

FEM Workflows for Corrugated Boards

Public geometry-generation code and YACS schemes for finite element simulations of corrugated structures.

Python · YACS · FEM

Public code & project notes

Conceptual finite element mesh following a corrugated profile.

Dynamics & vibration

Machine Dynamics & Vibration Simulations

Source-grounded vibration models with a calculated rotating-unbalance phase replay, plus an independent 2DOF quarter-car road-input benchmark.

MATLAB · Dynamics

Public code & project notes

Calculated quarter-car benchmark snapshot showing sprung and unsprung masses, a road bump, a synchronized time cursor, and body and wheel displacement histories.

Computational mechanics

Finite Element Engineering Applications

Engineering FEM examples with Abaqus models, material parameters and exported simulation results.

Abaqus · FEM · Engineering data

Public code & project notes

Conceptual finite element mesh of a bending cantilever.

Engineering optimization

Particle Swarm & Parallel Optimization

Source-grounded PSO methods with executed cantilever sizing and permutation-valid closed-tour benchmarks.

MATLAB · PSO · Parallel computing

Public code & project notes

Conceptual particle motion across an optimization landscape.

Solid mechanics

Cantilever Beam Mechanics

Explore deflection, internal forces and elastic bending stress in a source-grounded Euler–Bernoulli cantilever.

MATLAB · Beam theory · Mechanics

Public code & project notes

Conceptual cantilever beam with a downward free-end load and deflected centreline.

Scientific writing tools

Unicodex — LaTeX to Unicode

Convert formulas and mixed paragraphs into Unicode text, then copy the result. Free and private, entirely in your browser.

JavaScript · LaTeX · Unicode

Public code & project notes

LaTeX alpha plus x squared converted into the Unicode expression alpha plus x squared.