NIST REFPROP 9: The Standard in Thermodynamic Property Modeling
hfile = c_char_p(b"REFPROP.txt") herr = c_char_p(b" ") ncomp = c_int(1) icomp = (c_int * 1)(1) # R134a index x = (c_double * 1)(1.0) RP.SETUPdll(hfile, herr) RP.SETREFdll(icomp, x, herr) # Set reference state
The is a cornerstone tool for engineers and scientists working in chemical engineering, refrigeration, power generation, and aerospace. REFPROP 9 represents a significant milestone in this software’s development, providing highly accurate thermophysical properties for a wide range of fluids and their mixtures.
REFPROP 9 is a computer program used to calculate the thermodynamic and transport properties of pure fluids and mixtures. Researchers frequently cite this version in papers involving: nist refprop 9
Natural gas mixtures can be calculated using the industry-standard AGA8 loyalty model.
If you are still using REFPROP 9 (or maintaining legacy systems), these tips will maximize your productivity:
Unlike many academic calculators, REFPROP 9 was designed for integration. It includes: NIST REFPROP 9: The Standard in Thermodynamic Property
The database includes over 100 pure fluids. These fluids cover several distinct categories:
Version 9.0 includes 105 pure fluids , 5 pseudo-pure fluids (like air), and supports mixtures with up to 20 components .
NIST REFPROP 9 serves as the mathematical backbone for engineering projects across several major industries. 1. HVAC and Refrigeration Design These fluids cover several distinct categories: Version 9
If you want to know more about the specific fluids included, or how to link it with specific software like Python or Excel, I can provide that information.
Many thermodynamic optimization studies (e.g., in LabVIEW) still utilize the DLL libraries provided by REFPROP 9 for reliable property calls.