{"id":165010,"date":"2023-03-17T08:59:10","date_gmt":"2023-03-17T08:59:10","guid":{"rendered":"\/knowledge\/forums\/topic\/error-at-node-0-specific_heat_by_t_integral-invalid-upper-bound-t1\/"},"modified":"2023-07-31T12:26:43","modified_gmt":"2023-07-31T12:26:43","slug":"error-at-node-0-specific_heat_by_t_integral-invalid-upper-bound-t1","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/error-at-node-0-specific_heat_by_t_integral-invalid-upper-bound-t1\/","title":{"rendered":"Error at Node 0 : Specific_Heat_by_T_Integral : invalid upper bound T1 <=0"},"content":{"rendered":"<p>In Fluent the Error message  &#8220;Error at Node 0 : Specific_Heat_by_T_Integral : invalid upper bound T1 <=0\", at the end of the initialization or at the calculation start, means a general divergence.  It can be due to a bad mesh quality, or a setup problem.  The option Solution > Check Case may help.<\/p>\n","protected":false},"template":"","class_list":["post-165010","topic","type-topic","status-publish","hentry","topic-tag-convergence-problems","topic-tag-fluent","topic-tag-fluid-dynamics","topic-tag-heat-transfer-and-radiation","topic-tag-heat-transfer"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"In Fluent the Error message &quot;Error at Node 0 : Specific_Heat_by_T_Integral : invalid upper bound T1\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/error-at-node-0-specific_heat_by_t_integral-invalid-upper-bound-t1\/\" \/>\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 Knowledge | Ansys Innovation Space\" 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