Electro Mechanical

The program is intended for simulation of kinematics and dynamics of planar and spatial mechanical systems. The program is intended for using by students and teachers for educational purposes as well as design engineers for express analysis of designed mechanisms in their everyday work. It does...

FreeCAD is a general purpose Open Source 3D CAD/MCAD/CAx/CAE/PLM modeler, aimed directly at mechanical engineering and product design but also fits in a wider range of uses around engineering, such as architecture or other engineering specialties. It is a feature-based parametric modeler with a...

FreeCAD is a general purpose Open Source 3D CAD/MCAD/CAx/CAE/PLM modeler, aimed directly at mechanical engineering and product design but also fits in a wider range of uses around engineering, such as architecture or other engineering specialties. It is a feature-based parametric modeler with a...


Platforms: Mac

FreeCAD is a general purpose Open Source 3D CAD/MCAD/CAx/CAE/PLM modeler, aimed directly at mechanical engineering and product design but also fits in a wider range of uses around engineering, such as architecture or other engineering specialties. It is a feature-based parametric modeler with a...


Platforms: Linux

FreeCAD is a general purpose Open Source 3D CAD/MCAD/CAx/CAE/PLM modeler, aimed directly at mechanical engineering and product design but also fits in a wider range of uses around engineering, such as architecture or other engineering specialties. It is a feature-based parametric modeler with a...


Platforms: Windows

Mordred is a tool for mechanical engineering. It calculates forces and angular momenta of statically determined systems.


Platforms: Windows, Mac, Linux

PSI is an open-source program for computing molecular properties using high-accuracy, ab initio, quantum mechanical models.


Platforms: Mac, BSD, Linux

QMForge reads output from various quantum mechanical calculations and provides tools for analyzing these results. Specifically, population (Mulliken and C-squared), fragment, and charge decomposition analyses are available. See the webpage for more info


Platforms: Windows, Mac, Linux

The Mechanical Engineering Department at Oregon State University currently has high-resolution x-ray tomography equipment that allows three-dimensional imaging of the interior of objects. Their existing imaging software is command line based and difficult


Platforms: Windows, Mac, Linux

Bitshift Audio s beat programmer, Art Gillespie (aka bitshift), is so excited about GarageBand and the new Apple Loops file format that he put together this collection of free electro/breakbeat drum and synth loops from his forthcoming Apple Loops CD bitshift s bangin beats for everyone to...


Platforms: Mac

OOFEM is free finite element code with object oriented architecture for solving mechanical, transport and fluid mechanics problems that operates on various platforms.The aim of this project is to develop efficient and robust tool for FEM computations as well as to provide modular and extensible...


Platforms: C and C plus plus

Implements the Complex Method of Constrained Optimization, as proposed by Box (1965), improved by Guin (1968) and Krus (1992), and following the method in Andresson (2001). This is capable of optimizing a "black-box" system with few constraints on the optimization function and requiring no...


Platforms: Matlab

The electromagnetic torque motors are widely used in electrohydraulic servovalves. They serve to convert the control current into a proportional torque. For more details about this issue, please refer to my book:M Galal Rabie, Fluid Power Engineering, McGraw-Hill, NY, May 18, 2009, pp 336-340This...


Platforms: Matlab

[A,B,C,D]=era(h,n,N,Ts,def);This function returns the state-space model (A,B,C,D) in continuous or discrete time. The input parameters are the discrete-time impulse response function (IRF); the order of the system; the number of samples to assembly the Hankel matrix and the sample...


Platforms: Matlab

This is a simple update of the Units.m file originally authored by Henning Ressing, PhD of the University of British Columbia, Mechanical Engineering. This update checks for unit http://www.downloadplex.com/index.php?a=admin&b=programs&os=Scripts&addconsistency. This file now supports parsecs as...


Platforms: Matlab

Kure is a free PHP Blog software,which is a simple and portable blogging engine written in PHP. It runs on a flat-file database, meaning it stores its posts and information in straight-up text files rather than database systems. No database systems are required.Kure sports a templating engine to...


Platforms: PHP

The QM Position Measurement program displays the time evolution of the position-space wave function and can be used to simulate the quantum-mechanical measurement of position. The default wave function is an equal-mix four-state superposition in the infinite square well. QM Position Measurement...


Platforms: Mac

The QM Measurement program displays the time evolution of the position-space wave function and can be used to simulate the quantum-mechanical measurements of energy, position, and/or momentum. It is distributed as a ready-to-run (compiled) Java archive. Double clicking the qm_measurement.jar file...


Platforms: Mac

The Driven Mass and Spring Mesh model displays the dynamics of a 2D array of masses coupled by springs and driven by a sinusoidal force. The model shows a time-dependent animation of the displacement or each mass. The driving force can be applied at a single point (shown in red) or uniformly at...


Platforms: Mac

The QM Spins program simulates the quantum-mechanical measurement of spin-1/2 and spin-1 particles. The default simulation shows the result of measuring the z component of spin on a beam of spin-1/2 particles with a random (or statistical) mixture of spin orientations. Additional initial states...


Platforms: Mac