{"id":370580,"date":"2024-07-04T21:24:28","date_gmt":"2024-07-04T21:24:28","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/?post_type=topic&#038;p=370580"},"modified":"2024-07-05T10:20:44","modified_gmt":"2024-07-05T10:20:44","slug":"serpentine-cooling-channel-battery-pack-simulation-temperature-problem","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/serpentine-cooling-channel-battery-pack-simulation-temperature-problem\/","title":{"rendered":"Serpentine cooling channel battery pack simulation temperature problem"},"content":{"rendered":"<p>Hello, everyone.<\/p>\n<p>I&#8217;m working on the 12 cells serpentine cooling channel battery pack simulation. In the simulation the fluid(liquid-water)&#8217;s temperature doesn&#8217;t change. In the area-weighted average temeprature graph, it keeps same as inlet temperature. And also in the temperature contour it keep same temperature. How can I fixt it.<\/p>\n<p>I setted up the conditions as below.<\/p>\n<p>[Cell Zone Conditions]<\/p>\n<p>Each battery cells are considered as heat source.&nbsp;<\/p>\n<ul>\n<li>Heat generation rate 42400 W\/m^3&nbsp;<\/li>\n<\/ul>\n<p>[Boundary Conditions]<\/p>\n<p>&lt;Inlet&gt;<\/p>\n<ul>\n<li>velocity 0.3 m\/s<\/li>\n<li>temperature 298.15K<\/li>\n<\/ul>\n<p>&lt;Each battery cells boundary&gt;<\/p>\n<p>Convection<\/p>\n<ul>\n<li>Heat transfer coefficient 10 W\/m^2*K<\/li>\n<li>Free stream temperature 300K<\/li>\n<li>Heat generation rate 42400 W\/m^3<\/li>\n<\/ul>\n<p>&lt;Channe contact region(cells and channel)&gt;<\/p>\n<ul>\n<li>Temperature 298.15K<\/li>\n<\/ul>\n<p>I attached a image of the model and results.<\/p>\n<p>Thank you!<\/p>\n<p><img decoding=\"async\" title=\"12cells model\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/04-07-2024-1720127834-12cells model.png\" alt=\"\"><img decoding=\"async\" title=\"channel contact region\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/04-07-2024-1720127870-channel contact region.png\" alt=\"\"><img decoding=\"async\" title=\"result_contour\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/04-07-2024-1720127933-convection_10_300_42400_200s_tempcontour.png\" alt=\"\"><img decoding=\"async\" title=\"result_fluid contour temp\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/04-07-2024-1720127979-Fluid temp.png\" alt=\"\"><img decoding=\"async\" title=\"result_outlet temp\" src=\"https:\/\/innovationspace.ansys.com\/forum\/wp-content\/uploads\/sites\/2\/2024\/07\/04-07-2024-1720127900-convection_10_300_42400_200s_outlettemp.png\" alt=\"\"><\/p>\n","protected":false},"template":"","class_list":["post-370580","topic","type-topic","status-closed","hentry","topic-tag-battery-cooling","topic-tag-fluent","topic-tag-heat-transfer"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":["131.204.10.146"],"_bbp_subscription":["140865","294242"],"_btv_view_count":["118"],"_bbp_topic_status":["unanswered"],"_bbp_notification_enabled":["294242"],"_bbp_topic_id":["370580"],"_bbp_forum_id":["27792"],"_bbp_engagement":["294242"],"_bbp_voice_count":["1"],"_bbp_last_reply_id":["370601"],"_bbp_last_active_id":["370601"],"_bbp_last_active_time":["2024-07-05 01:18:25"]},"test":"086de07a26c31d9c3df3196e6e5babd8906b56a9"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/370580","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\/370580\/revisions"}],"predecessor-version":[{"id":370581,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/370580\/revisions\/370581"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=370580"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}