{"id":367157,"date":"2024-05-16T13:03:36","date_gmt":"2024-05-16T13:03:36","guid":{"rendered":"\/forum\/forums\/reply\/367157\/"},"modified":"2024-05-16T13:03:36","modified_gmt":"2024-05-16T13:03:36","slug":"367157","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/367157\/","title":{"rendered":"Reply To: Ignition doesn&#8217;t start with GRI-Mech for methane"},"content":{"rendered":"<p>&lt;p&gt;HI Felix,&lt;\/p&gt;&lt;p&gt;If i understand correctly your FR(species transport case is working) whereas the non premixed model is not igniting as expected ?. Are you using the Equillbrium model or Steady diffusion flamelet model ? Not sure how patching a temp triggered reaction (this approach would have worked for the FR model but not for PDF\/flamelet based models. You could also try the partially premixed model (FGM based) and patch the progress variable to trigger combustion.&lt;\/p&gt;&lt;p&gt;&nbsp;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-367157","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"acf":[],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/367157","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/reply"}],"version-history":[{"count":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/replies\/367157\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=367157"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}