{"id":306673,"date":"2023-09-13T14:43:14","date_gmt":"2023-09-13T14:43:14","guid":{"rendered":"\/forum\/forums\/topic\/fluent-dpm-crashes-viewport-when-too-many-iterations\/"},"modified":"2023-09-13T14:43:14","modified_gmt":"2023-09-13T14:43:14","slug":"fluent-dpm-crashes-viewport-when-too-many-iterations","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluent-dpm-crashes-viewport-when-too-many-iterations\/","title":{"rendered":"Fluent &#8211; DPM crashes viewport when too many iterations?"},"content":{"rendered":"<p class=\"_1qeIAgB0cPwnLhDF9XSiJM\">Has anyone else encountered problem that causes DPM to crash fluent when it has to do too many iterations? Seems like problem with rendering particles, because after tracking finishes nothing appears in the viewport and fluent becomes stuck?<\/p>\n<p class=\"_1qeIAgB0cPwnLhDF9XSiJM\">Looks like the issue is related to low flow rates where particle positions are very close to each other between time-steps. Unfortunately I am observing that changing &#8220;Step Length Factor&#8221; in DPM doesn&#8217;t seem to do anything?<\/p>\n","protected":false},"template":"","class_list":["post-306673","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Has anyone else encountered problem that causes DPM to crash fluent when it has to do too many iterations? 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Seems like problem with rendering particles, because after tracking finishes nothing appears in the viewport and fluent becomes stuck?Looks like the issue is related to low flow rates where particle positions are very close to each\" \/>\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\\\/fluent-dpm-crashes-viewport-when-too-many-iterations\\\/#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\\\/fluent-dpm-crashes-viewport-when-too-many-iterations\\\/#listItem\",\"name\":\"Fluent &#8211; DPM crashes viewport when too many iterations?\"},\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum#listItem\",\"name\":\"Home\"}},{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/fluent-dpm-crashes-viewport-when-too-many-iterations\\\/#listItem\",\"position\":3,\"name\":\"Fluent &#8211; DPM crashes viewport when too many iterations?\",\"previousItem\":{\"@type\":\"ListItem\",\"@id\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/topics\\\/#listItem\",\"name\":\"Topics\"}}]},{\"@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\\\/fluent-dpm-crashes-viewport-when-too-many-iterations\\\/#webpage\",\"url\":\"https:\\\/\\\/innovationspace.ansys.com\\\/forum\\\/forums\\\/topic\\\/fluent-dpm-crashes-viewport-when-too-many-iterations\\\/\",\"name\":\"Fluent \\u2013 DPM crashes viewport when too many iterations? | Ansys Learning Forum\",\"description\":\"Has anyone else encountered problem that causes DPM to crash fluent when it has to do too many iterations? 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