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This post was last published by NeverGiveU_RCFV edited the current location on 2022-11-15 11:13: REFPROP | Refrigerant physical property query software http://img.bj.wezhan.cn/content/sitefiles/2018663/images/13898383_refprop.jpeg REFPROP is a software used to query the physical properties of refrigerants. It is a working fluid physical property calculation software developed by the National Institute of Standards and Technology (NIST). Judging from the retrieved literature, REFPROP is used as a behavioral data source by many research projects, or as a reference data source for calculating results. New Features in REFPROP Version 10 Most features of the NIST REFPROP program have been enhanced, including the graphical interface, Excel spreadsheets, Fortran files (i.e. core property routines), sample programs in C++, MATLAB, VB, etc., and fluids. Some improvements are listed below: Improve calculation speed. New feature that allows users to use the same command to call Refprop to handle input/output properties while learning * Input/output of TPFLSH, THERM, etc. New shortcut commands to load fluids and mixtures and methods to use code. Gernert mixing model is used for selected mixtures with water, water + CO2 and moist air. New DLL for Mac; this allows the use of Refprop in, for example, the Mac versions of Excel 2011 and 2016. New reference equations for ammonia, helium and heavy water. Add the following fluids: Chlorine, dichloroethane, ethylene glycol, ethylene oxide, hexadecane, behenyl, R1233zd(E), R1243zf, R1336mzz(Z) and vinyl chloride. Has been tested on cyclopentane, D4, heptane, hexane, hydrogen chloride, hydrogen sulfide, isopentane, MDM, MM, octane, pentane, R161, R245fa, R32, RE347mcc (HFE-7000), sulfur dioxide and xenon. New mixture models with improved degrees of ammonia/water and ethylene glycol/water. (R), R125, R134a and R1234ze (E), R1234ze (E) fitted (or retrofitted) with R125 and R134a and R1234yf with CO2/R1216. New estimation scheme of mixture parameters for selected series of binary mixtures (n-alkanes + n-alkanes mixtures, mixtures with carbon dioxide) to obtain estimated interaction parameters for mixtures not yet fitted. Henry's constant estimation scheme to obtain better VLE starting values for mixtures. The Fortran code has been highly polished, with new comments added to explain the working of the code. Identify additional codes for type III mixtures used to determine phase. Propylene, benzene, 1-butene, carbon dioxide, carbonyl sulfide, cis-butene, cyclohexane, cyclopentane, cyclopentane, D4, D5, D6, dichloroethane, diethyl ether, dimethyl carbonate, behenyl, ethylene, cyclohexane, isopropane, isopentane, m-xylene, MD2M, MD3M, MD4M, MDM, MM, R114, R161, R1233zd(E), R1234yf, R1234ze(Z), R1243zf, R245fa, RE143a, RE347mcc, R40, trans-butene, toluene, undecane and vinyl chloride. Fixed bug in transmission of hydrogen or helium mixtures. Most of the surface tension equations for pure liquids have been updated. The new surface tension model for mixtures has lower uncertainties. New code for calculating heat and mass flow rate generated by venturi nozzles. The screenshots of the software are from 10.0. The screenshots of the introduction part are from the official website.