{"id":160401,"date":"2021-07-15T11:03:00","date_gmt":"2021-07-15T11:03:00","guid":{"rendered":"\/forum\/forums\/topic\/how-to-create-the-particles-bed-from-coordinates-and-radii-in-selective-laser-melting\/"},"modified":"2021-09-09T13:04:13","modified_gmt":"2021-09-09T13:04:13","slug":"how-to-create-the-particles-bed-from-coordinates-and-radii-in-selective-laser-melting","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/how-to-create-the-particles-bed-from-coordinates-and-radii-in-selective-laser-melting\/","title":{"rendered":"How to create the particles bed from coordinates and radii in Selective Laser Melting?"},"content":{"rendered":"<div class=\"Item-Body\">\n<div class=\"Message userContent\">\n<p>I am modeling Selective Laser Melting(SLM)\/Laser Powder Bed Fusion(L-PBF) in Fluent. I have already modeled particles over a flat bed using DEM and have extracted particles radii and coordinates. Is there a way I can create these particles in Fluent?<\/p>\n<p>I am using VOF with Solidification\/Melting and have a solid block over which I want to create the particles. I know that I can use cell registers to create a particle and give it a phase fraction corresponding to metal. But it will take a lot of time creating single particles using Cell Registers and patching to metal phase fraction.<\/p>\n<p>Other way is to write a UDF and initialize the Volume Fraction for all the particles using spherical domain. Is there a way I can read the coordinates and radii data from my DEM file and create all the particles in the UDF using DEFINE_INIT?<\/p>\n","protected":false},"template":"","class_list":["post-160401","topic","type-topic","status-closed","hentry","topic-tag-particles","topic-tag-SelectiveLaserMelting-1","topic-tag-solidification-melting-1","topic-tag-vof"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_author_ip":[""],"_bbp_old_reply_author_name_id":["Anonymous"],"_bbp_old_is_reply_anonymous_id":["false"],"_btv_view_count":["1203"],"_bbp_likes_count":["0"],"_bbp_subscription":["242319"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["160401"],"_bbp_forum_id":["27792"],"_bbp_engagement":["199","167859"],"_bbp_voice_count":["2"],"_bbp_reply_count":["41"],"_bbp_last_reply_id":["185618"],"_bbp_last_active_id":["185618"],"_bbp_last_active_time":["2021-09-09 13:04:13"]},"test":"pawan"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/160401","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\/160401\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=160401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}