{"id":236256,"date":"2022-09-25T10:54:40","date_gmt":"2022-09-25T10:54:40","guid":{"rendered":"\/forum\/?post_type=topic&#038;p=236256"},"modified":"2022-10-01T14:53:37","modified_gmt":"2022-10-01T14:53:37","slug":"specifying-inlet-pressure-for-nozzle-flow","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/specifying-inlet-pressure-for-nozzle-flow\/","title":{"rendered":"Specifying inlet pressure for nozzle flow"},"content":{"rendered":"<p>I am simulating a 3D high-speed nozzle flow at a nozzle pressure ratio(NPR) of 3.67, calculating for this NPR&nbsp; the value of total pressure as 371,862.75 Pa. so with an operating pressure of 101325 Pa i specified the guage total pressure (in pressure inlet) to be the difference of the two pressure values thus 270537.75 Pa .<\/p>\n<p><img decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2022\/09\/25-09-2022-1664102788-pressure_inlet.jpg\" alt=\"\"><\/p>\n<p>is this the right way to specify pressure at an inlet of a nozzle, knowing only the nozzle pressure ratio (NPR)? Below is the computational model setup<\/p>\n<p><strong id=\"docs-internal-guid-6a99feb6-7fff-e33c-7585-3535a4dd8183\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lh4.googleusercontent.com\/St34tD2gCIWNdVnVHu7RNJbFxK0UtqowthbukqBbIFyuUFkJL0DiYmYQX5u2Cs4p0iW01v7_mkYYSul4vgYi0mv-laLT_UmAFt3qqay050wGzhRGS-gQ_FsAYDRPO1UCGZ3FOqgBjWQaaEODavYi9BKADJffqBs-bqrQQBsSh0UZQYeOA4_DmnKWXk6oHozXGvOWNA\" width=\"346\" height=\"188\"><\/strong><\/p>\n","protected":false},"template":"","class_list":["post-236256","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":["23.77.218.220"],"_bbp_subscription":["263870","39507"],"_btv_view_count":["1335"],"_bbp_status":["publish"],"_bbp_topic_status":["unanswered"],"_bbp_topic_id":["236256"],"_bbp_forum_id":["27792"],"_bbp_engagement":["39507","263870"],"_bbp_voice_count":["2"],"_bbp_reply_count":["2"],"_bbp_last_reply_id":["236836"],"_bbp_last_active_id":["236836"],"_bbp_last_active_time":["2022-10-01 14:53:33"]},"test":"2021amm010-charanastudents-iiests-ac-in"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/236256","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\/236256\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=236256"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}