{"id":30807,"date":"2018-10-09T07:40:53","date_gmt":"2018-10-09T07:40:53","guid":{"rendered":"\/forum\/forums\/topic\/system-inside-of-bigger-system\/"},"modified":"2018-10-09T07:40:53","modified_gmt":"2018-10-09T07:40:53","slug":"system-inside-of-bigger-system","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/system-inside-of-bigger-system\/","title":{"rendered":"System inside of bigger system"},"content":{"rendered":"<p>Hello,<\/p>\n<p><\/p>\n<p>I am doing simulation from which I wish to get information on how does wind effect on intlet and outlet of jet engine.<\/p>\n<p><\/p>\n<p>On image below I have simplified geometry of jet engine and an idea on how wind flow behaves around it and on the way in it.&nbsp;<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/5c9db390-094d-4f5d-a65b-a9740077e125\/6e9e738d-791c-44e8-9f2d-a974007a8e58_capture.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/5c9db390-094d-4f5d-a65b-a9740077e125\/cacbf401-dc38-4cb2-8656-a974007b5180_capture2.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>What boundaries should these faces be given so that my system would work? I wanted to use for the inner inlet and outlet either: pressure or mass flow. For the outer inlet I wanted to use velocity-inlet and for outlet&nbsp;atmospheric pressure.<\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p>Based on this video: https:\/\/www.youtube.com\/watch?v=fx2fmWO55Vw&nbsp;I have tried also with boolean approach but got stuck in Setup since I cannot use Fan option for my application.&nbsp;<\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/5c9db390-094d-4f5d-a65b-a9740077e125\/7e779ac1-9dd7-4c87-9fd1-a974009e8ec7_capture3.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/us.v-cdn.net\/6032193\/uploads\/attachments\/5c9db390-094d-4f5d-a65b-a9740077e125\/c8327d85-4b4f-4e1a-a24b-a974009f8c73_capture4.jpg?width=690&amp;upscale=false\" alt=\"\"><\/p>\n<p><\/p>\n<p>&nbsp;<\/p>\n<p><\/p>\n<p><strong>Flow inside of inner box is not important<\/strong><\/p>\n<p>I guess someone well experienced will solve this in a blink of an eye, but I am struggling with these for days already&#8230;<\/p>\n<p>Thank you for your help,<\/p>\n<p><\/p>\n<p>Gregor<\/p>\n","protected":false},"template":"","class_list":["post-30807","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_old_topic_id":["2979"],"_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","0","0","0","0"],"_btv_view_count":["417"],"_bbp_subscription":["237290"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["30807"],"_bbp_forum_id":["27792"],"_bbp_engagement":["62","199","159368"],"_bbp_voice_count":["3"],"_bbp_reply_count":["4"],"_bbp_last_reply_id":["66150"],"_bbp_last_active_id":["66150"],"_bbp_last_active_time":["2018-10-10 11:11:55"]},"test":"gojko"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/30807","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\/30807\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=30807"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}