Thermodynamics - ChE Links
What is temperature and an introduction to heat and thermodynamics. Easy to understand.
Air and Exhaust Gas Properties
Calculation of enthalpy, entropy, heat capacity, and density for given temperature and
pressure, shareware for MS Windows, 380 kB to download.
Software package for MS Windows platforms providing thermodynamic and transport properties
of moist air; includes an interactive air properties calculator, a dynamic link library
(DLL) of air property functions, and various add-ins with functions for Microsoft Excel,
Mathcad and other programs; fully functional 30 day evaluation copy available for
Basic Cycles and
Introduction to thermodynamic cycles (refrigeration, steam power, gas turbine, internal
combustion engine) and their fundamental components (turbine, compressor, combustion
Chemical Engineering Mathcad
Web site for MathCAD users to share worksheets that perform calculations useful in
Chemical Engineering. The programs contributed to this site are freely accessible to the
public for personal use.
A free Windows 9x/NT application for the thermodynamic and transport properties of water
and steam, based on the IAPWS-95 formulation.
CODATA Key Values for
Table with internationally agreed values for the standard enthalpy of formation at 298.15
K, the entropy at 298.15 K, and the change of enthalpy between 0 and 298.15 K of key
From MKS, Inc., Windows property estimation software. 20 physical properties for pure
compounds and mixtures. Commercial but there's a free Lite version which can be downloaded
after completing a form.
Construction and analysis of thermodynamic cycles, freeware for educational purposes, Win
95/NT and higher or WfW 3.11 with Win32, 3 MB to download.
Extensive database of pure component property data on industrially-important chemical
compounds. Web site gives information about format and pricing as well as a sample of the
Program for simulation and least-squares fitting of chemical kinetic data. Freeware.
From Engineering Software, Windows based software package for calculation of thermodynamic
and transport properties as well as analysis of power cycles and compressible flow, demo
The Expert System for
From Subrata Bhattacharjee, expert system written in Java and HTML for assisting students
and professionals with problem solving in Engineering Thermodynamics.
Commercial Windows based tool for the application of Computational Thermochemistry in a
wide range of fields.
Free but limited online access to the FactSage thermochemical software and the Fact
K&K Associates - Thermophysical
Free databases with thermophysical properties of materials. Select "Thermal
Data" from the navigation bar on the left.
Program for reducing and calculating kinetic parameters from a wide range of experimental
techniques and data. Windows 95/NT and higher.
Software for modeling reactions of chemical, combustion, nuclear, biological, atmospheric
and many other processes.
Lecture Notes on
Jon Lee's lecture notes on the first law of thermodynamics, PVT behavior of pure
substances, flow processes and heat capacity, and reversible and irreversible processes.
Model for an Ideal Gas
Verify the ideal gas law by doing experiments with this Java applet by Fu-Kwun Hwang.
Molecular Weight Calculator
A molecular weight calculator for download. MS Windows application. Freeware.
NIST/ASME Steam Properties
Provides water properties over a wide range of conditions based upon the IAPWS 1995
formulation for general and scientific use; Microsoft Windows 95/98/2000 or NT 3.51 or
higher; online purchase possible.
OMDI Pure Component Tools
Excel add-in (XLL) providing pure component property data for over 600 compunds. Requires
Microsoft Excel v5.0 for Power Macintosh or Windows NT, or v7.0 for Windows 95 and higher.
Fully functional demo available.
On-Line Gas Density Calculation
Calculation of gas density and specific volume for a given compressibility factor.
Database and estimation tool for chemical and physical properties of pure substances.
Fully functional 14-day trial version for Windows 9X/NT/ME/2000 available for download (12
Dynamic Link Library (DLL) with procedures for calculating thermodynamic and transport
properties that can be used from various spreadsheets or Visual Basic, C, C++ programs.
Evaluation copy available after registration.
Comprehensive psychrometric calculator for Windows 3.1/9x/NT, fully functional free
student version for colleges and universities as well as a 30 day trial version for
everyone else available.
Online calculation of the properties of moist air in SI units (Java). There's also a version with English units.
REACT for Windows
Chemical kinetics program for the simulation and modeling of chemical mechanisms, MS
Windows, free 30 day trial license available.
The Second Law of Thermodynamics
From Prof. Frank L. Lambert, how the second law affects our world of energy and matter, a
tutorial in questions & answers form for both beginners and pros.
MS Windows application that calculates properties of steam/water within a wide range of
pressure and temperature. Shareware.
From WinSim, free DOS programs and a DLL for calling from Win32 programs based on the 1967
ASME steam tables.
Steam Tables II
Tables with properties of water and steam.
Java applet to calculate the compressiblity factors of liquid and vapor phases using the
Trebble-Bishnoi-Salim cubic equation of state. Note that the description is given below
the input mask.
Java applet that accepts component names and returns data for that component: molecular
weight, normal boiling and freezing point, critical constants, acentric factor, dipole
moment, and liquid density.
From Taftan Data, MS Excel add-ins for design, analysis, and optimization of power plants
and air conditioning systems. Demo available.
Commercial thermodynamic databases from AEA Technology: NIST Chemical Kinetics Database,
SGTE pure element, substance, solution, and molten salt databases, Thermotech Databases
with material specific data for commercial alloys.
From Quest Consultants, thermodynamic property calculations using the Peng-Robinson
Equation of State. Max. 10 components. Input via html forms.
Thermodynamics Online Help
From Taftan Data, tutorial in MS Windows help format (138 kB) covering the laws of
thermodynamics, heat engines, turbines, heat exchangers, energy, power, heat, and the
basic properties of pure fluids.
Thermophysical Properties of
Accurate thermophysical properties for 16 fluids: density, specific volume, Cp, Cv,
enthalpy, internal energy, entropy, sound speed. From the NIST Standard Reference Database
Number 69 - July 2001 Release.
for Engineers & Scientists
From Subrata Bhattacharjee, Java applets for unit conversion, compressibility and
psychrometric (A/C) charts, steam, refrigerants, ammonia, and ideal gas tables.
Laboratory: Thermodynamic Equilibrium
From the University of Oregon, online experiments (Java applet) demonstrating the
diffusion process which occurs when gases of different temperatures are mixed.
Thermo-physical property prediction software as callable DLLs and OLE/COM components for
process simulators, MS-Office applications or programming with Delphi, Visual Basic etc.
Water and steam properties calculation program for Windows. Shareware.
An introduction to Pinch Technology from LinnhoffMarch, Acrobat pdf format.
Free Excel/VBA/Fortran function for calculation of 7 thermodynamic properties of common
engineering fluids. The thermodynamic properties calculated include temperature, pressure,
specific volume, internal energy, enthalpy, entropy, and quality.
By: Dr. Bernhard Spang, Associate Content Writer (read the author's Profile)