Refprop — 91 Install _top_

How to Install and Set Up NIST REFPROP 9.1 NIST REFPROP 9.1 is a specialized database for calculating the thermodynamic and transport properties of industrially important fluids and mixtures. Released by the National Institute of Standards and Technology (NIST) , version 9.1 introduced key updates like 121 pure fluids and a 64-bit DLL (REFPRP64.dll) for improved integration with modern applications. 1. System Requirements

refprop 91 install

Completing a successful is a rite of passage for engineers working with thermodynamic properties. While newer versions exist, version 9.1 remains a reliable workhorse for legacy systems, academic replication, and enterprise simulation pipelines.

Guide to Installing NIST REFPROP 9.1 NIST REFPROP (Reference Fluid Thermodynamic and Transport Properties) version 9.1 is a widely used software for calculating the thermophysical properties of industrially important fluids and their mixtures. While it has been officially superseded by REFPROP Version 10 refprop 91 install

If you need to get REFPROP 9.1 up and running on your machine, follow this comprehensive installation and setup guide. 1. System Requirements & Prerequisites Before beginning, ensure your system meets the following:

If you no longer have your serial or license file, unfortunately, you cannot complete the installation. Contact NIST’s REFPROP support, but note they may not support version 9.1 in 2025. How to Install and Set Up NIST REFPROP 9

Operating System

: Windows XP, 7, 8, 10, or 11 (32-bit or 64-bit). Storage : At least 10–20 MB of available hard disk space. 2. Standard Installation Steps

. It is highly recommended to keep this path, as many third-party wrappers look for it there by default. Verification : After installation, open the REFPROP.EXE While it has been officially superseded by REFPROP

File > Options > Add-ins

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