{"id":396660,"date":"2024-12-07T11:37:56","date_gmt":"2024-12-07T11:37:56","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluent-rocky-coupling-simualtion-iteration-stops-but-no-error-shows\/"},"modified":"2024-12-07T11:39:07","modified_gmt":"2024-12-07T11:39:07","slug":"fluent-rocky-coupling-simualtion-iteration-stops-but-no-error-shows","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluent-rocky-coupling-simualtion-iteration-stops-but-no-error-shows\/","title":{"rendered":"Fluent-Rocky coupling simualtion: iteration stops but no error shows."},"content":{"rendered":"<p>&lt;p&gt;&lt;p&gt;Helllo everyone,&lt;\/p&gt;&lt;p&gt;I am doing semi-resolved coupling simulation by Ansys fluent and Rocky.&lt;\/p&gt;&lt;p&gt;The problem is that every time the iteration reached 1600, it stops but no error is shown in either Fluent or Rocky. Then the simulation just keeps still with no propogation.&lt;\/p&gt;&lt;p&gt;Could&nbsp; anyone please give me some advice? Thank you very much in advance!&lt;\/p&gt;&lt;p&gt;1st attached picture shows the interface in Fluent,&lt;\/p&gt;&lt;p&gt;2nd attached picture shows the interface in Rocky.&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/12\/07-12-2024-1733571385-mceclip0.png\" width=\"739\" height=\"388\" \/>&lt;\/p&gt;&lt;p&gt;<img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/12\/07-12-2024-1733571417-mceclip1.png\" width=\"761\" height=\"400\" \/>&lt;\/p&gt;&lt;p&gt;&nbsp;Best regards,&lt;\/p&gt;&lt;p&gt;Ziping&lt;\/p&gt;&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-396660","topic","type-topic","status-publish","hentry","topic-tag-cfd-dem"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Helllo everyone,I am doing semi-resolved coupling simulation by Ansys fluent and Rocky.The problem is that every time the iteration reached 1600, it stops but no error is shown in either Fluent or Rocky. Then the simulation just keeps still with no propogation.Could anyone please give me some advice? 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Thank you very much in advance!1st attached"},"aioseo_meta_data":{"post_id":"396660","title":null,"description":null,"keywords":null,"keyphrases":null,"primary_term":null,"canonical_url":null,"og_title":null,"og_description":null,"og_object_type":"default","og_image_type":"default","og_image_url":null,"og_image_width":null,"og_image_height":null,"og_image_custom_url":null,"og_image_custom_fields":null,"og_video":null,"og_custom_url":null,"og_article_section":null,"og_article_tags":null,"twitter_use_og":false,"twitter_card":"default","twitter_image_type":"default","twitter_image_url":null,"twitter_image_custom_url":null,"twitter_image_custom_fields":null,"twitter_title":null,"twitter_description":null,"schema":{"blockGraphs":[],"customGraphs":[],"default":{"data":{"Article":[],"Course":[],"Dataset":[],"FAQPage":[],"Movie":[],"Person":[],"Product":[],"ProductReview":[],"Car":[],"Recipe":[],"Service":[],"SoftwareApplication":[],"WebPage":[]},"graphName":"","isEnabled":true},"graphs":[]},"schema_type":"default","schema_type_options":null,"pillar_content":false,"robots_default":true,"robots_noindex":false,"robots_noarchive":false,"robots_nosnippet":false,"robots_nofollow":false,"robots_noimageindex":false,"robots_noodp":false,"robots_notranslate":false,"robots_max_snippet":null,"robots_max_videopreview":null,"robots_max_imagepreview":"large","priority":null,"frequency":null,"local_seo":null,"limit_modified_date":false,"created":"2025-10-19 10:02:48","updated":"2026-09-17 13:08:21","ai":null,"breadcrumb_settings":null,"seo_analyzer_scan_date":null},"aioseo_breadcrumb":"<div class=\"aioseo-breadcrumbs\"><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\" title=\"Home\">Home<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/topics\/\" title=\"Topics\">Topics<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\t<a href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/cfd-dem\/\" title=\"cfd-dem\">cfd-dem<\/a>\n\t\t<\/span><span class=\"aioseo-breadcrumb-separator\">&raquo;<\/span><span class=\"aioseo-breadcrumb\">\n\t\t\tFluent-Rocky coupling simualtion: iteration stops but no error shows.\n\t\t<\/span><\/div>","aioseo_breadcrumb_json":[{"label":"Home","link":"https:\/\/innovationspace.ansys.com\/forum"},{"label":"Topics","link":"https:\/\/innovationspace.ansys.com\/forum\/topics\/"},{"label":"cfd-dem","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic-tag\/cfd-dem\/"},{"label":"Fluent-Rocky coupling simualtion: iteration stops but no error shows.","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/fluent-rocky-coupling-simualtion-iteration-stops-but-no-error-shows\/"}],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["396660"],"_bbp_author_ip":["2a00:8a60:4602:110::20:4"],"_bbp_last_reply_id":["397100"],"_bbp_last_active_id":["397100"],"_bbp_last_active_time":["2024-12-11 14:08:29"],"_bbp_reply_count":["1"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["2"],"_bbp_engagement":["459032","14847"],"_btv_view_count":["211"],"_bbp_topic_status":["unanswered"],"_bbp_subscription":["459032","14847"],"_edit_last":["459032"],"_bbp_revision_log":["a:1:{i:396662;a:2:{s:6:\"author\";i:459032;s:6:\"reason\";s:0:\"\";}}"]},"test":"z-sangiwm-rwth-aachen-de"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/396660","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":1,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/396660\/revisions"}],"predecessor-version":[{"id":396662,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/396660\/revisions\/396662"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=396660"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}