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Ezekiel Martin
Ezekiel Martin

Refprop 9 0 Portable: A Versatile and Accurate Tool for Pure Fluids and Mixtures


Refprop 9 0 Portable: A Powerful Tool for Thermodynamic and Transport Properties of Fluids




Introduction




  • What is Refprop and what does it do?



  • What are the benefits of using Refprop 9 0 Portable?



  • How to download and install Refprop 9 0 Portable?



Features of Refprop 9 0 Portable




  • New and updated equations of state and transport equations for pure fluids and mixtures



  • Expanded support for natural gas systems and heating values



  • Improved convergence and calculation speed



  • New functions and flags to simplify use of the code



  • New plots and graphical interface



  • New Excel file with examples and documentation



How to use Refprop 9 0 Portable




  • How to load fluids and mixtures



  • How to perform calculations and obtain properties



  • How to generate plots and tables



  • How to use the Excel spreadsheet and the DLL



  • How to troubleshoot common errors and issues



Conclusion




  • Summary of the main points and benefits of Refprop 9 0 Portable



  • Call to action and link to download Refprop 9 0 Portable



Frequently Asked Questions (FAQs)




Article with HTML formatting: Refprop 9 0 Portable: A Powerful Tool for Thermodynamic and Transport Properties of Fluids




If you are looking for a reliable and accurate database software for thermodynamic and transport properties of fluids, you might want to check out Refprop 9 0 Portable. Refprop is a program developed by the National Institute of Standards and Technology (NIST) that provides reference fluid thermodynamic and transport properties for pure fluids and mixtures. Refprop can be used for a wide range of applications, such as refrigeration, air conditioning, combustion, chemical engineering, aerospace engineering, environmental engineering, and more.




Refprop 9 0 Portable



In this article, we will introduce you to Refprop 9 0 Portable, which is a free sample version of the full Refprop program. We will explain what are the benefits of using Refprop 9 0 Portable, how to download and install it, what are the features of Refprop 9 0 Portable, how to use it, and how to troubleshoot common errors and issues. By the end of this article, you will have a clear understanding of how Refprop 9 0 Portable can help you with your thermodynamic and transport properties calculations.


Introduction




What is Refprop and what does it do?




Refprop stands for Reference Fluid Thermodynamic and Transport Properties Database. It is a program that calculates the thermodynamic and transport properties of pure fluids and mixtures based on the most accurate equations of state and models available. Refprop can provide properties such as pressure, temperature, density, enthalpy, entropy, specific heat, viscosity, thermal conductivity, surface tension, speed of sound, Joule-Thomson coefficient, fugacity coefficient, saturation properties, vapor-liquid equilibrium, critical points, phase envelopes, etc.


Refprop can handle over 120 pure fluids and over 600 binary mixtures. Some of the fluids included in Refprop are water, ammonia, carbon dioxide, methane, ethane, propane, butane, pentane, hexane, heptane, octane, nonane, decane, dodecane, ethylene glycol, ethylene oxide, hydrogen sulfide, oxygen, nitrogen, argon, helium, neon, krypton, xenon, carbon monoxide, hydrogen, chlorine, fluorine, sulfur dioxide, toluene, benzene, cyclohexane, acetone, butylene, and many more.


Some of the mixtures included in Refprop are natural gas mixtures, refrigerant mixtures, hydrocarbon mixtures, air mixtures, water-ethanol mixtures, water-ammonia mixtures, water-carbon dioxide mixtures, water-hydrogen sulfide mixtures, water-methanol mixtures, water-acetone mixtures, water-ethylene glycol mixtures, and many more.


What are the benefits What are the benefits of using Refprop 9 0 Portable?




Refprop 9 0 Portable is a free sample version of the full Refprop program, which costs $325 for a single user license. Refprop 9 0 Portable has some limitations compared to the full version, such as a reduced number of fluids and mixtures, a limited range of temperatures and pressures, and a restricted access to some functions and features. However, Refprop 9 0 Portable still offers many advantages for users who want to try out Refprop or who only need basic calculations. Some of the benefits of using Refprop 9 0 Portable are:



  • It is portable, meaning that it does not require installation and can be run from any folder or USB drive.



  • It is compatible with Windows XP, Vista, 7, 8, and 10 operating systems.



  • It is easy to use, with a user-friendly graphical interface and a comprehensive Excel file with examples and documentation.



  • It is fast and accurate, with improved convergence and calculation speed and updated equations of state and transport equations.



  • It is versatile, with the ability to perform calculations for pure fluids and mixtures, generate plots and tables, and use the DLL for custom applications.



How to download and install Refprop 9 0 Portable?




To download Refprop 9 0 Portable, you need to visit the NIST website and fill out a form with your name, email address, organization, country, and intended use of Refprop. After submitting the form, you will receive an email with a link to download the zip file containing Refprop 9 0 Portable. The file size is about 20 MB.


To install Refprop 9 0 Portable, you just need to unzip the file to any folder or USB drive of your choice. You do not need to run any setup or installation program. To run Refprop 9 0 Portable, you just need to double-click on the file named REFPROP.exe in the folder where you unzipped the file. You will see a window like this:



Congratulations! You have successfully downloaded and installed Refprop 9 0 Portable. Now you are ready to explore its features and functions.


Features of Refprop 9 0 Portable




New and updated equations of state and transport equations for pure fluids and mixtures




One of the main features of Refprop 9 0 Portable is that it uses the most recent and accurate equations of state and transport equations for pure fluids and mixtures. These equations are based on extensive experimental data and theoretical models that have been validated by NIST and other reputable sources. Some of the new and updated equations of state and transport equations in Refprop 9 0 Portable are:



  • The Helmholtz energy equation of state for water based on the IAPWS-95 formulation. This equation covers temperatures from the melting line to 1273 K and pressures up to 1000 MPa.



  • The Helmholtz energy equation of state for carbon dioxide based on the Span-Wagner formulation. This equation covers temperatures from the triple point to 1100 K and pressures up to 800 MPa .



  • The Helmholtz energy equation of state for ammonia based on the Tillner-Roth formulation. This equation covers temperatures from 195 K to 725 K and pressures up to 500 MPa .



  • The Helmholtz energy equation of state for methane based on the GERG-2008 formulation. This equation covers temperatures from 90 K to 625 K and pressures up to 35 MPa .



  • The Helmholtz energy equation of state for nitrogen based on the Lemmon-Jacobsen formulation. This equation covers temperatures from 63.15 K to 1000 K and pressures up to 220 MPa .



  • The Helmholtz energy equation of state for oxygen based on the Schmidt-Wagner formulation. This equation covers temperatures from 54.36 K to 1000 K and pressures up to 100 MPa .



  • The Helmholtz energy equation of state for argon based on the Tegeler-Span-Wagner formulation. This equation covers temperatures from 83.78 K to 700 K and pressures up to 1000 MPa .



  • The The Helmholtz energy equation of state for helium based on the Thol-Jacobsen formulation. This equation covers temperatures from 2 K to 1500 K and pressures up to 1000 MPa.



  • The Helmholtz energy equation of state for R134a based on the Tillner-Roth formulation. This equation covers temperatures from 170 K to 455 K and pressures up to 70 MPa.



  • The Helmholtz energy equation of state for R32 based on the McLinden formulation. This equation covers temperatures from 136.34 K to 435 K and pressures up to 60 MPa.



  • The Helmholtz energy equation of state for R1234yf based on the Akasaka formulation. This equation covers temperatures from 220 K to 420 K and pressures up to 50 MPa.



  • The Helmholtz energy equation of state for R1234ze(E) based on the Lemmon formulation. This equation covers temperatures from 273.15 K to 410 K and pressures up to 36 MPa.



  • The Helmholtz energy equation of state for R410A based on the Lemmon-Jacobsen formulation. This equation covers temperatures from 220 K to 420 K and pressures up to 70 MPa.



  • The Helmholtz energy equation of state for R404A based on the Lemmon-Jacobsen formulation. This equation covers temperatures from 220 K to 420 K and pressures up to 70 MPa.



  • The Helmholtz energy equation of state for R407C based on the Lemmon-Jacobsen formulation. This equation covers temperatures from 220 K to 420 K and pressures up to 70 MPa.



  • The Helmholtz energy equation of state for R507A based on the Lemmon-Jacobsen formulation. This equation covers temperatures from 220 K to 420 K and pressures up to 70 MPa.



  • The Peng-Robinson cubic equation of state for natural gas mixtures based on the GERG-2008 formulation. This equation covers temperatures from 90 K to 450 K and pressures up to 70 MPa .



In addition to the equations of state, Refprop 9 0 Portable also uses the most recent and accurate transport equations for pure fluids and mixtures. These equations provide properties such as viscosity, thermal conductivity, surface tension, and diffusion coefficients. Some of the new and updated transport equations in Refprop 9 0 Portable are:



  • The friction theory (F-theory) model for viscosity and thermal conductivity of pure fluids and mixtures based on the Huber et al. formulation. This model covers a wide range of temperatures and pressures for most fluids and mixtures in Refprop.



  • The extended corresponding states (ECS) model for viscosity and thermal conductivity of pure fluids and mixtures based on the Vesovic et al. formulation. This model is used for some fluids and mixtures that are not covered by the F-theory model, such as water, carbon dioxide, ammonia, methane, nitrogen, oxygen, argon, helium, neon, krypton, xenon, hydrogen, carbon monoxide, hydrogen sulfide, sulfur dioxide, etc.



  • The surface tension model for pure fluids based on the Mulero et al. formulation. This model covers a wide range of temperatures from the triple point to the critical point for most fluids in Refprop.