{"id":320221,"date":"2023-11-30T09:58:03","date_gmt":"2023-11-30T09:58:03","guid":{"rendered":"\/forum\/forums\/reply\/320221\/"},"modified":"2023-11-30T09:58:03","modified_gmt":"2023-11-30T09:58:03","slug":"320221","status":"publish","type":"reply","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/320221\/","title":{"rendered":"Reply To: CFX Newton method failed to converge warning"},"content":{"rendered":"<p>&lt;p&gt;Hello Mert,&lt;\/p&gt;&lt;p&gt;I need more information about this error but typically in cfx there can be convergence issues&nbsp;&lt;\/p&gt;&lt;p&gt;Occasionally you may find that jobs submitted in serial will converge while those in parallel fail. This can be due to the different internal structure of the multigrid solver. The partitioned mesh leads to different coarse mesh blocking than the serial mesh, and if you have selected a timestep size that is close to the critical convergence limit, this can cause convergence problems.&lt;\/p&gt;&lt;p&gt;Usually a reduction in the timestep size alleviates this problem.&lt;\/p&gt;&lt;p&gt;I hope this helps you .&lt;\/p&gt;&lt;p&gt;Thanks,&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-320221","reply","type-reply","status-publish","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hello Mert,I need more information about this error but typically in cfx there can be convergence issues Occasionally you may find that jobs submitted in serial will converge while those in parallel fail. This can be due to the different internal structure of the multigrid solver. The partitioned mesh leads to different coarse mesh blocking than\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/320221\/\" \/>\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=\"Reply To: CFX Newton method failed to converge warning | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hello Mert,I need more information about this error but typically in cfx there can be convergence issues Occasionally you may find that jobs submitted in serial will converge while those in parallel fail. This can be due to the different internal structure of the multigrid solver. The partitioned mesh leads to different coarse mesh blocking than\" \/>\n\t\t<meta property=\"og:url\" content=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/320221\/\" \/>\n\t\t<meta property=\"article:published_time\" content=\"2023-11-30T09:58:03+00:00\" \/>\n\t\t<meta property=\"article:modified_time\" content=\"2023-11-30T09:58:03+00:00\" \/>\n\t\t<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n\t\t<meta name=\"twitter:title\" content=\"Reply To: CFX Newton method failed to converge warning | Ansys Learning Forum\" \/>\n\t\t<meta name=\"twitter:description\" content=\"Hello Mert,I need more information about this error but typically in cfx there can be convergence issues Occasionally you may find that jobs submitted in serial will converge while those in parallel fail. This can be due to the different internal structure of the multigrid solver. 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This can be due to the different internal structure of the multigrid solver. 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This can be due to the different internal structure of the multigrid solver. 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This can be due to the different internal structure of the multigrid solver. The partitioned mesh leads to different coarse mesh blocking than","inLanguage":"en-US","isPartOf":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#website"},"breadcrumb":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/320221\/#breadcrumblist"},"datePublished":"2023-11-30T09:58:03+00:00","dateModified":"2023-11-30T09:58:03+00:00"},{"@type":"WebSite","@id":"https:\/\/innovationspace.ansys.com\/forum\/#website","url":"https:\/\/innovationspace.ansys.com\/forum\/","name":"Ansys Learning Forum","description":"Ansys Innovation Space","inLanguage":"en-US","publisher":{"@id":"https:\/\/innovationspace.ansys.com\/forum\/#organization"}}]},"og:locale":"en_US","og:site_name":"Ansys Learning Forum | Ansys Innovation Space","og:type":"article","og:title":"Reply To: CFX Newton method failed to converge warning | Ansys Learning Forum","og:description":"Hello Mert,I need more information about this error but typically in cfx there can be convergence issues Occasionally you may find that jobs submitted in serial will converge while those in parallel fail. This can be due to the different internal structure of the multigrid solver. The partitioned mesh leads to different coarse mesh blocking than","og:url":"https:\/\/innovationspace.ansys.com\/forum\/forums\/reply\/320221\/","article:published_time":"2023-11-30T09:58:03+00:00","article:modified_time":"2023-11-30T09:58:03+00:00","twitter:card":"summary_large_image","twitter:title":"Reply To: CFX Newton method failed to converge warning | Ansys Learning Forum","twitter:description":"Hello Mert,I need more information about this error but typically in cfx there can be convergence issues Occasionally you may find that jobs submitted in serial will converge while those in parallel fail. This can be due to the different internal structure of the multigrid solver. 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