{"id":109,"date":"2020-04-14T16:50:00","date_gmt":"2020-04-14T16:50:00","guid":{"rendered":"https:\/\/test.awesomebiochar.com\/?page_id=109"},"modified":"2020-05-19T14:07:05","modified_gmt":"2020-05-19T19:07:05","slug":"modeling-efforts","status":"publish","type":"page","link":"https:\/\/www.alphathermal.com\/?page_id=109","title":{"rendered":"Modeling Efforts"},"content":{"rendered":"\n<p><img width=\"334\" height=\"477\"><\/p>\n\n\n\n<p>Annular shaft kiln (ASK) with five burners at each top and bottom levels (total of 10 burners). Our CFD analysis reveal flow and temperature imbalances which were corrected to optimize fuel efficiency, improve temperature distribution and product quality as a result.<\/p>\n\n\n\n<figure class=\"wp-block-gallery aligncenter columns-2 is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\"><ul class=\"blocks-gallery-grid\"><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"716\" height=\"1024\" src=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/FullerASK-small-716x1024.png\" alt=\"\" data-id=\"354\" data-full-url=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/FullerASK-small.png\" data-link=\"https:\/\/www.alphathermal.com\/?attachment_id=354\" class=\"wp-image-354\" srcset=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/FullerASK-small-716x1024.png 716w, https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/FullerASK-small-210x300.png 210w, https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/FullerASK-small-768x1099.png 768w, https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/FullerASK-small.png 1026w\" sizes=\"auto, (max-width: 716px) 100vw, 716px\" \/><\/figure><\/li><li class=\"blocks-gallery-item\"><figure><img loading=\"lazy\" decoding=\"async\" width=\"335\" height=\"478\" src=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/annular-shaft-kiln.png\" alt=\"\" data-id=\"110\" data-full-url=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/annular-shaft-kiln.png\" data-link=\"https:\/\/www.alphathermal.com\/?attachment_id=110\" class=\"wp-image-110\" srcset=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/annular-shaft-kiln.png 335w, https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/annular-shaft-kiln-210x300.png 210w\" sizes=\"auto, (max-width: 335px) 100vw, 335px\" \/><\/figure><\/li><\/ul><figcaption class=\"blocks-gallery-caption\">Geometry of annular shaft kiln (ASK) showing five burners at the top level and bottom levels, i.e. total of 10 burners for the whole ASKG<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"433\" src=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-temp-dist.png\" alt=\"\" class=\"wp-image-214\" srcset=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-temp-dist.png 600w, https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-temp-dist-300x217.png 300w\" sizes=\"auto, (max-width: 600px) 100vw, 600px\" \/><figcaption>Temperature distribution at the lower set of burner tube reaches a maximum<br>of about 1890K<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"624\" height=\"392\" src=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-temp-section.png\" alt=\"\" class=\"wp-image-215\" srcset=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-temp-section.png 624w, https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-temp-section-300x188.png 300w\" sizes=\"auto, (max-width: 624px) 100vw, 624px\" \/><figcaption>Top view cross section area along the axis of the lower burner tube where flame spreads nearly the whole tube.&nbsp; This is an indication that most of the combustion takes place in the burner tube attaining maximum of about 2180 K.<\/figcaption><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"625\" height=\"397\" src=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-flow.png\" alt=\"\" class=\"wp-image-216\" srcset=\"https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-flow.png 625w, https:\/\/www.alphathermal.com\/wp-content\/uploads\/2020\/04\/ask-lower-flow-300x191.png 300w\" sizes=\"auto, (max-width: 625px) 100vw, 625px\" \/><figcaption>Lower burner depicting swirl flow due to the swirl vanes in the burner as well as due to the convolute flow in the secondary air intake<\/figcaption><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Annular shaft kiln (ASK) with five burners at each top and bottom levels (total of 10 burners). Our CFD analysis reveal flow and temperature imbalances which were corrected to optimize fuel efficiency, improve temperature distribution and product quality as a result.<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-109","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=\/wp\/v2\/pages\/109","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=109"}],"version-history":[{"count":8,"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=\/wp\/v2\/pages\/109\/revisions"}],"predecessor-version":[{"id":439,"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=\/wp\/v2\/pages\/109\/revisions\/439"}],"wp:attachment":[{"href":"https:\/\/www.alphathermal.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=109"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}