Hi Mr. Walter, I would like to thank for your reply in matlab homepage. I really appreciate that. I would like to confirm the following procedures and questions below to confirm whether there is a missing step or not: 1. Install refprop in the PC in program file 2. Where should I save the file of refpropm that I downloaded from http://www.boulder.nist.gov/div838/theory/refprop/Frequently_asked_questions.htm#Updates 3. Add the refprop installation folder into the matlab using set path 4. Else?? 5. Test it Thank you so much
Thank you so much