{"id":453665,"date":"2026-03-03T14:18:59","date_gmt":"2026-03-03T14:18:59","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/collision-statistics-in-rocky\/"},"modified":"2026-03-03T14:18:59","modified_gmt":"2026-03-03T14:18:59","slug":"collision-statistics-in-rocky","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/collision-statistics-in-rocky\/","title":{"rendered":"Collision statistics in Rocky"},"content":{"rendered":"<p>&lt;p data-start=&#8221;60&#8243; data-end=&#8221;293&#8243;&gt;Hello,&lt;br&gt;&lt;br&gt;In a fluidized bed of particles, consider a given particle of type A that is initially in contact with a particle of type B. Particle A then loses contact with particle B1 and subsequently comes into contact with another particle B2.&lt;\/p&gt;&lt;p data-start=&#8221;295&#8243; data-end=&#8221;429&#8243;&gt;I would like to get the sum of the contact durations of the A&ndash;B1 and A&ndash;B2 interactions.&lt;\/p&gt;&lt;p data-start=&#8221;431&#8243; data-end=&#8221;600&#8243;&gt;The collision statistics module provides the mean collision duration, which corresponds to the average duration of all collisions occurring within a given time interval.&lt;\/p&gt;&lt;p data-start=&#8221;602&#8243; data-end=&#8221;793&#8243;&gt;Could you please advise how to obtain the cumulative contact duration? Is it possible to use the collision statistics module to extract the desired information, or would it be necessary to define a new property?&lt;\/p&gt;<\/p>\n","protected":false},"template":"","class_list":["post-453665","topic","type-topic","status-publish","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_forum_id":["27792"],"_bbp_topic_id":["453665"],"_bbp_subscription":["527923"],"_bbp_author_ip":["132.207.234.53"],"_bbp_last_reply_id":["0"],"_bbp_last_active_id":["453665"],"_bbp_last_active_time":["2026-03-03 14:18:59"],"_bbp_reply_count":["0"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["1"],"_bbp_engagement":["527923"],"_btv_view_count":["70"],"_bbp_topic_status":["unanswered"]},"test":"youssef-badranpolymtl-ca"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/453665","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\/453665\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=453665"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}