{"id":161604,"date":"2023-01-25T07:16:27","date_gmt":"2023-01-25T07:16:27","guid":{"rendered":"\/knowledge\/forums\/topic\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\/"},"modified":"2023-07-31T12:35:34","modified_gmt":"2023-07-31T12:35:34","slug":"how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\/","title":{"rendered":"How to use NIST real gas R410a.ppf in Fluent for viscous flows?"},"content":{"rendered":"<p>R410a is only for inviscid flows since it does not have the viscosity definition.   So R410a.ppf cannot be directly used.  The workaround is to model R410a as a mixture of R32\/R125 50% by mass, as both these materials are included in the database.<\/p>\n","protected":false},"template":"","class_list":["post-161604","topic","type-topic","status-publish","hentry","topic-tag-18-2","topic-tag-bcs-interfaces","topic-tag-compressible-flow","topic-tag-fluent","topic-tag-fluid-dynamics","topic-tag-materials"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"R410a is only for inviscid flows since it does not have the viscosity definition. So R410a.ppf cannot be directly used. The workaround is to model R410a as a mixture of R32\/R125 50% by mass, as both these materials are included in the database.\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Knowledge | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"How to use NIST real gas R410a.ppf in Fluent for viscous flows? | Ansys Knowledge\" \/>\n\t\t<meta property=\"og:description\" content=\"R410a is only for inviscid flows since it does not have the viscosity definition. So R410a.ppf cannot be directly used. The workaround is to model R410a as a mixture of R32\/R125 50% by mass, as both these materials are included in the database.\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-01-25T07:16:27+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-07-31T12:35:34+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"How to use NIST real gas R410a.ppf in Fluent for viscous flows? | Ansys Knowledge\" \/>\n\t\t<meta name=\"twitter:description\" content=\"R410a is only for inviscid flows since it does not have the viscosity definition. So R410a.ppf cannot be directly used. The workaround is to model R410a as a mixture of R32\/R125 50% by mass, as both these materials are included in the database.\" \/>\n\t\t<script type=\"application\/ld+json\" class=\"aioseo-schema\">\n\t\t\t{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/fluent\\\/#listItem\",\"name\":\"fluent\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/fluent\\\/#listItem\",\"position\":3,\"name\":\"fluent\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/fluent\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\\\/#listItem\",\"name\":\"How to use NIST real gas R410a.ppf in Fluent for viscous flows?\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\\\/#listItem\",\"position\":4,\"name\":\"How to use NIST real gas R410a.ppf in Fluent for viscous flows?\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic-tag\\\/fluent\\\/#listItem\",\"name\":\"fluent\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/#organization\",\"name\":\"Ansys Knowledge\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/knowledge\\\/forums\\\/topic\\\/how-to-use-nist-real-gas-r410a-ppf-in-fluent-for-viscous-flows\\\/\",\"name\":\"How to use NIST real gas R410a.ppf in Fluent for viscous flows? | Ansys Knowledge\",\"description\":\"R410a is only for inviscid flows since it does not have the viscosity definition. 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