{"id":425073,"date":"2025-03-11T04:30:57","date_gmt":"2025-03-11T04:30:57","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/activating-msmd-in-ansys-fluent\/"},"modified":"2025-03-13T08:46:52","modified_gmt":"2025-03-13T08:46:52","slug":"activating-msmd-in-ansys-fluent","status":"answered","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/activating-msmd-in-ansys-fluent\/","title":{"rendered":"Activating MSMD in ansys fluent"},"content":{"rendered":"<p>&lt;p&gt;Hello,&nbsp;&lt;\/p&gt;&lt;p&gt;I have a quick question. I was doing a tutorial of MSMD, and when I defined the cell, tab zones, and tab faces, MSMD was easily activated using &#8220;define models addon module. and then choosing [8]&#8221;.&nbsp;&lt;\/p&gt;&lt;p&gt;However, when I tried another geometry without defining the cell and tab zones, when I tried to activate the MSMD, it gave an error.&lt;\/p&gt;&lt;p&gt;Is it required to name all the zones and faces, such as cell, negative, and positive tab, for the MSMD to be activated?&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-425073","topic","type-topic","status-answered","hentry","topic-tag-battery-modeling"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello, I have a quick question. I was doing a tutorial of MSMD, and when I defined the cell, tab zones, and tab faces, MSMD was easily activated using &quot;define models addon module. and then choosing [8]&quot;. However, when I tried another geometry without defining the cell and tab zones, when I tried to activate the MSMD,\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/activating-msmd-in-ansys-fluent\/\" \/>\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 Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"Activating MSMD in ansys fluent | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hello, I have a quick question. I was doing a tutorial of MSMD, and when I defined the cell, tab zones, and tab faces, MSMD was easily activated using &quot;define models addon module. and then choosing [8]&quot;. However, when I tried another geometry without defining the cell and tab zones, when I tried to activate the MSMD,\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/activating-msmd-in-ansys-fluent\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2025-03-11T04:30:57+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2025-03-13T08:46:52+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Activating MSMD in ansys fluent | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hello, I have a quick question. I was doing a tutorial of MSMD, and when I defined the cell, tab zones, and tab faces, MSMD was easily activated using &quot;define models addon module. and then choosing [8]&quot;. However, when I tried another geometry without defining the cell and tab zones, when I tried to activate the MSMD,\" \/>\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\\\/forum\\\/forums\\\/topic\\\/activating-msmd-in-ansys-fluent\\\/#breadcrumblist\",\"itemListElement\":[{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"position\":2,\"name\":\"Topics\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/battery-modeling\\\/#listItem\",\"name\":\"battery-modeling\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/battery-modeling\\\/#listItem\",\"position\":3,\"name\":\"battery-modeling\",\"item\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/battery-modeling\\\/\",\"nextItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/activating-msmd-in-ansys-fluent\\\/#listItem\",\"name\":\"Activating MSMD in ansys fluent\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/activating-msmd-in-ansys-fluent\\\/#listItem\",\"position\":4,\"name\":\"Activating MSMD in ansys fluent\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic-tag\\\/battery-modeling\\\/#listItem\",\"name\":\"battery-modeling\"}}]},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/#organization\",\"name\":\"Ansys Learning Forum\",\"description\":\"Ansys Innovation Space\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/activating-msmd-in-ansys-fluent\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/activating-msmd-in-ansys-fluent\\\/\",\"name\":\"Activating MSMD in ansys fluent | Ansys Learning Forum\",\"description\":\"Hello, I have a quick question. 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