Refprop | 91 Install Fixed

Then log out and log in as Administrator to run the installer.

If you get an error saying a fluid file (like NITROGEN.FLD ) is missing, ensure you are running the application from the directory where the /fluids/ folder is located.

REFPROP, short for erence Fluid PROP erties, is a program developed and distributed by the National Institute of Standards and Technology (NIST) as Standard Reference Database 23 (SRD 23). It is a cornerstone for engineers and scientists working with refrigerants, hydrocarbons, natural gas, and other industrially important fluids, particularly in fields like HVAC&R, chemical engineering, and energy systems. refprop 91 install

Ensure "Refprop" is checked in the list. You can now use functions like =PropSI(...) . MATLAB Integration

REFPROP 9.1 includes a MATLAB interface via refpropm.m . Copy the script from the installation folder to your MATLAB working directory. Usage example: Then log out and log in as Administrator

The recommended default folder is C:\Program Files\REFPROP or C:\Program Files (x86)\REFPROP .

This comprehensive guide covers the complete installation process for REFPROP 9.1, including standalone setup, environment configuration, and integration with third-party software like MATLAB, Excel, and Python. System Requirements and Prerequisites It is a cornerstone for engineers and scientists

Go to File > Options > Add-Ins . Select Excel Add-ins in the Manage drop-down box at the bottom, and click Go .

By default, the installer targets C:\Program Files (x86)\REFPROP . It is highly recommended to keep this default path, as many third-party wrappers and API connectors search for REFPROP in this exact location.

: For educational or student use, a free "Mini" version is available that follows a similar installation wizard process. 2. Linking with Microsoft Excel