91 Install Free - Refprop

Example: density = refpropm('D', 'T', 300, 'P', 101.325, 'water')

If you have CoolProp installed, you can call REFPROP fluids by setting the "Alternative Path."

Windows 7, 8, 10, or 11 (32-bit or 64-bit). 2. Running the Core Installation Launch the Setup: Double-click the REFPROP91.EXE file. License Agreement: Read and accept the NIST license terms. refprop 91 install

If you see #NAME? in Excel, it usually means the REFPROP.xlam is active but it cannot find the REFPROP.dll in the Windows system folders.

You will need to point your script to refprop.dll . Ensure your Python environment is the same "bitness" (32-bit vs 64-bit) as the DLL you are calling. 6. Troubleshooting Common Errors Example: density = refpropm('D', 'T', 300, 'P', 101

Most users utilize REFPROP via the Excel Add-in. Here is how to enable it: Open Excel and go to .

REFPROP is a commercial product. You must have the REFPROP91.EXE setup file or the physical media purchased from NIST. License Agreement: Read and accept the NIST license terms

Ensure your MATLAB bit-version matches the DLL (use a 64-bit wrapper if using 64-bit MATLAB). 5. Connecting to Python

If you cannot save changes to fluid mixes, run the REFPROP GUI as an Administrator.