{"id":44579,"date":"2020-05-30T18:36:05","date_gmt":"2020-05-30T18:36:05","guid":{"rendered":"\/forum\/forums\/topic\/mass-flow-vs-pressure-at-inlet-for-water-flow\/"},"modified":"2020-05-30T18:36:05","modified_gmt":"2020-05-30T18:36:05","slug":"mass-flow-vs-pressure-at-inlet-for-water-flow","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/mass-flow-vs-pressure-at-inlet-for-water-flow\/","title":{"rendered":"Mass flow vs Pressure at Inlet for Water Flow"},"content":{"rendered":"<p>Heyy,&nbsp;<\/p>\n<p><\/p>\n<p>Here I have problem.<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/dd2dce28-7ce7-4ea4-afa2-aba600dbd171\/668e71f8-ba98-4f67-b803-abc300d14908_screenshot-(13).jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>In this flow of water is flow from inlet at 2.04 kg\/s and at pressure 20Mpa. so I found this divergence error of temperature. what it is? and why is it causing? I go for 50 iteration.<\/p>\n<p><\/p>\n<p>the mesh is natural. I did not change it.<\/p>\n<p><\/p>\n<p>I want to know outlet pressure and mass flow rate. once in past I did same experiment with 0.34 kg\/s and 1MPa flow rate. so I got weird result the dynamic and total pressure at outlet is 42Mpa. How?&nbsp;<\/p>\n<p><\/p>\n<p>The inlet diameter is 25.4mm and both outlet is 1.5 mm. the flow rate is also sometimes give me positive value and sometime negative at outlet. once it gives me 7.058 l\/min at each nozzle? Is it possible at 1MPa pressure?<\/p>\n<p><\/p>\n<p>So basically I want to know relation between mass flow rate and static pressure at inlet boundary condition? how I can get accurate pressure and mass flow rate ?&nbsp;<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p>Thank you.<\/p>\n","protected":false},"template":"","class_list":["post-44579","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["16760"],"_bbp_old_topic_author_name_id":["Anonymous"],"_bbp_old_is_topic_anonymous_id":["false"],"_bbp_old_closed_status_id":["publish"],"_bbp_author_ip":[null],"_bbp_old_sticky_status_id":["normal"],"_bbp_likes_count":["0"],"_btv_view_count":["2932"],"_bbp_subscription":["250364"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["44579"],"_bbp_forum_id":["27792"],"_bbp_engagement":["25","118","199","22555","176197"],"_bbp_voice_count":["5"],"_bbp_reply_count":["19"],"_bbp_last_reply_id":["119131"],"_bbp_last_active_id":["119131"],"_bbp_last_active_time":["2020-06-26 13:32:55"]},"test":"meetg"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/44579","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\/44579\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=44579"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}