{"id":221018,"date":"2022-07-26T18:38:35","date_gmt":"2022-07-26T18:38:35","guid":{"rendered":"\/forum\/forums\/topic\/absorbed-visible-solar-flux-unexpected-results\/"},"modified":"2022-07-26T18:38:35","modified_gmt":"2022-07-26T18:38:35","slug":"absorbed-visible-solar-flux-unexpected-results","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/absorbed-visible-solar-flux-unexpected-results\/","title":{"rendered":"Absorbed Visible Solar Flux &#8212; Unexpected Results?"},"content":{"rendered":"<p>I have a thin plate with the bottom surface receiving solar flux, and the other surfaces being fully transparent and the inside of the geometry being air with very low (1e-5) density.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2022\/07\/26-07-2022-1658860561-mceclip0.png\" width=\"379\" height=\"260\"><\/p>\n<p>This bottom wall was set to 0 transmissivity and 0 absorptivity for this case, so it was expected that the solar radiation coming in (1377 W\/m2) would be split between reflectivity in the IR and visible, 688.5 W\/m2, which occured.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2022\/07\/26-07-2022-1658860600-mceclip1.png\" width=\"472\" height=\"394\"><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2022\/07\/26-07-2022-1658860637-mceclip2.png\" width=\"505\" height=\"314\"><\/p>\n<p>However, the absorbed visible solar flux map was also showing a value, which was unexpected. The absorbed IR was as expected, 0 W\/m2.&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2022\/07\/26-07-2022-1658860676-mceclip4.png\" width=\"450\" height=\"274\"><\/p>\n<p>Does anyone have any reasons this may be occuring? Thank you.<\/p>\n","protected":false},"template":"","class_list":["post-221018","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_bbp_subscription":["259193","15977","264465"],"_bbp_author_ip":["23.213.52.56"]," _bbp_last_reply_id":["0"]," _bbp_likes_count":["0"],"_btv_view_count":["263"],"_bbp_topic_status":["unanswered"],"_bbp_status":["publish"],"_bbp_topic_id":["221018"],"_bbp_forum_id":["27792"],"_bbp_engagement":["15977","259193","264465"],"_bbp_voice_count":["3"],"_bbp_reply_count":["3"],"_bbp_last_reply_id":["237501"],"_bbp_last_active_id":["237501"],"_bbp_last_active_time":["2022-10-13 03:50:02"]},"test":"patrickm7995gmail-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/topics\/221018","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\/221018\/revisions"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/forum\/wp-json\/wp\/v2\/media?parent=221018"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}