If you plan to call the portable REFPROP engine from Excel, MATLAB, Python, or LabVIEW, those programs must know where the DLL lives.
The installation process is straightforward:
: When you purchase a single copy of REFPROP, the license applies to you as an individual, not to a specific computer. You can install the program on all computers that are for your personal use only. NIST has noted, "We are more interested that users have correct thermophysical properties than we are about selling additional licenses". refprop 9 0 portable
Never separate refprop.dll from the FLUIDS and MIXTURES folders, as the DLL relies on hardcoded subfolder names to locate fluid property definitions.
Making REFPROP 9.0 "portable" allows you to carry this powerhouse of a calculation engine on a USB drive or move it between machines without a traditional installer, ensuring you have critical data during field tests or on restricted lab computers. What Makes REFPROP 9.0 a Powerhouse? If you plan to call the portable REFPROP
For many professionals, the ability to run REFPROP without installation is enormously valuable:
To use REFPROP functions inside Excel without installing the software globally: NIST has noted, "We are more interested that
FLUIDS\ (A subfolder containing all .fld files for pure fluids)
Note: For integration with Microsoft Excel (using the REFPROP.XLS or .xlam file) or MATLAB, you may need to ensure the Excel macro points directly to the portable .dll location within the folder. Comparison: REFPROP 9.0 vs. Modern Alternatives
Open Excel, go to , and click Go... next to Excel Add-ins. Browse to your portable folder and select the add-in file.
While Version 10.0 is the most recent, Version 9.0 remains widely used in legacy industrial applications due to its stability. Key features include: