{"id":290887,"date":"2023-06-29T11:01:20","date_gmt":"2023-06-29T11:01:20","guid":{"rendered":"\/forum\/forums\/topic\/effects-of-gravity-ridiculously-low\/"},"modified":"2023-06-29T11:05:49","modified_gmt":"2023-06-29T11:05:49","slug":"effects-of-gravity-ridiculously-low","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/effects-of-gravity-ridiculously-low\/","title":{"rendered":"Effects of gravity ridiculously low"},"content":{"rendered":"<p>Hello everyone,<\/p>\n<p>I tried to simulate gravity driven fluid flow in Fluent (gravity=9.8m.s^-2, water, 1m heigh, two outlets with same pressure) and the velocity resulting was 12 orders of magnitude too low.<br \/><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/29-06-2023-1688036216-velocity open.png\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/29-06-2023-1688036216-velocity open.png\" alt=\"\"><\/a><\/p>\n<p>So I closed the outlets to see the hydrostatic pressure profile and it is also ridiculously low.<\/p>\n<p><a class=\"wp-colorbox-image cboxElement\" href=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/29-06-2023-1688035933-pressure closed.png\"><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2023\/06\/29-06-2023-1688035933-pressure closed.png\" alt=\"\"><\/a><\/p>\n<p>Further I have a good hydrostatic profile (10^4 Pa of difference for one meter of water) with a gravity of 10^14 m\/s^2.<\/p>\n<p>Do you have any idea why the effects of gravity exist but are far too weak ?<\/p>\n<p>&nbsp;<\/p>\n<p>Thank you in advance<\/p>\n","protected":false},"template":"","class_list":["post-290887","topic","type-topic","status-closed","hentry","topic-tag-computational-fluid","topic-tag-gravity-1","topic-tag-hydrostatic"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["283262","199"],"_bbp_author_ip":["96.7.218.215"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["1203"],"_edit_lock":["1688036575:215978"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["290887"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","283262"],"_bbp_voice_count":["2"],"_bbp_reply_count":["9"],"_bbp_last_reply_id":["294659"],"_bbp_last_active_id":["294659"],"_bbp_last_active_time":["2023-07-25 08:50:24"]},"test":"antonin-hippolyteetu-emse-fr"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/290887","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":0,"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/290887\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=290887"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}