Free Web Apps for Members

This section provides Free Web Apps for Engineering Software web site members.

The following free web apps are available:

EC Plots

Energy Conversion Analysis

Energy Conversion Equations

1st and 2nd Laws A

1st and 2nd Laws B

Compressible Flow Equations

Power Cycles Efficiency


Physical Properties

(Carbon, Hydrogen, Sulfur, Nitrogen, Oxygen, Water, Methane, Carbon Dioxide, Water Vapor, Sulfur Dioxide and Air)

Power Cycles (Multiple Output)

(Carnot, Brayton -- Power, Brayton -- Propulsion, Otto, Diesel, Magnetohydrodynamics and Fuel Cell)

Power Cycle Components/Processes (Multiple Output)

(Compression, Combustion -- Coal/Oil, Combustion -- Gas and Expansion)

Compressible Flow (Multiple Output)

(Nozzle, Normal Shock, Diffuser and Thrust)


(Ideal Gas State Equation, Working Fluid Mass Flow Rate, Heat Exchanger, Air Conditioning and Heat Pump) 


(Expression Evaluator, Powers -- A, Powers -- B, Roots and Geometry)

Q&A Board

Questions and Answers Board Dealing with Energy Conversion

Engineering Software

P.O. Box 2134

Kensington, MD 20891

Phone:  (301) 919-9670


Copyright © 1996

Last Update: November, 2019