{"id":408,"date":"2023-05-22T18:17:54","date_gmt":"2023-05-22T18:17:54","guid":{"rendered":"https:\/\/rocketstove.nu\/?p=408"},"modified":"2024-02-14T17:34:15","modified_gmt":"2024-02-14T17:34:15","slug":"sekundaer-forbraending-its-rocket-magic","status":"publish","type":"post","link":"https:\/\/rocketstove.nu\/?p=408","title":{"rendered":"Sekund\u00e6r forbr\u00e6nding &#8211; It\u00b4s (rocket) magic&#8230;"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">En af hemmelighederne ved et rocket stove er den sekund\u00e6re forbr\u00e6nding. N\u00e5r temperaturen stiger i den isolerede skorsten suges ny ilt ind gennem luftindtaget under br\u00e6ndehylden. I den supervarme skorsten blandes den nye friske luft med r\u00f8ggasserne fra den prim\u00e6re forbr\u00e6nding, og p\u00e5 grund af den h\u00f8je temperatur ant\u00e6ndes r\u00f8gen, s\u00e5 de sidste partikler br\u00e6ndes af. P\u00e5 billederne herunder ses det tydeligt.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">P\u00e5 f\u00f8rste billede har jeg lige t\u00e6ndt op. Skorstenen er kold, og forbr\u00e6ndingen er ufuldst\u00e6ndig. Det vi har her er et gammeldags hostende og spruttende b\u00e5l.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-3-768x1024.png\" alt=\"\" class=\"wp-image-409\" srcset=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-3-768x1024.png 768w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-3-225x300.png 225w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-3-1152x1536.png 1152w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-3-1536x2048.png 1536w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-3-676x901.png 676w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Men pludselig sker der noget. Temperaturen stiger i skorstenen, det tynder ud i r\u00f8gen, og vi kan faktisk ane spiral, der antyder, at den varme opstigende luft snurrer rundt om sig selv, som i en tornado&#8230;<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-4-768x1024.png\" alt=\"\" class=\"wp-image-410\" srcset=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-4-768x1024.png 768w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-4-225x300.png 225w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-4-1152x1536.png 1152w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-4-1536x2048.png 1536w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-4-676x901.png 676w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">&#8230;Og f\u00e5 sekunder senere sker magien. Skorstenen er blevet s\u00e5 varm, at blandingen af r\u00f8ggasser og ny frisk ilt ant\u00e6ndes i skorstenen&#8230;<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-6-768x1024.png\" alt=\"\" class=\"wp-image-412\" srcset=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-6-768x1024.png 768w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-6-225x300.png 225w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-6-1152x1536.png 1152w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-6-1536x2048.png 1536w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-6-676x901.png 676w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">&#8230;hvorefter forbr\u00e6ndingen er t\u00e6t p\u00e5 ren. S\u00e5 er det bare p\u00e5 med grillpladen, og i gang med at grille&#8230;<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"768\" height=\"1024\" src=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-5-768x1024.png\" alt=\"\" class=\"wp-image-411\" srcset=\"https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-5-768x1024.png 768w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-5-225x300.png 225w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-5-1152x1536.png 1152w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-5-1536x2048.png 1536w, https:\/\/rocketstove.nu\/wp-content\/uploads\/2023\/05\/image-5-676x901.png 676w\" sizes=\"auto, (max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Hvad s\u00e5dan en raket i \u00f8vrigt g\u00f8r ret overbevisende&#8230;<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"RocketStove.Nu - Cella\" width=\"640\" height=\"360\" src=\"https:\/\/www.youtube.com\/embed\/2-auPB-nE-E?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>En af hemmelighederne ved et rocket stove er den sekund\u00e6re forbr\u00e6nding. N\u00e5r temperaturen stiger i&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[6],"tags":[],"class_list":["post-408","post","type-post","status-publish","format-standard","hentry","category-baggrundsmateriale"],"_links":{"self":[{"href":"https:\/\/rocketstove.nu\/index.php?rest_route=\/wp\/v2\/posts\/408","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rocketstove.nu\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rocketstove.nu\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rocketstove.nu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rocketstove.nu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=408"}],"version-history":[{"count":4,"href":"https:\/\/rocketstove.nu\/index.php?rest_route=\/wp\/v2\/posts\/408\/revisions"}],"predecessor-version":[{"id":545,"href":"https:\/\/rocketstove.nu\/index.php?rest_route=\/wp\/v2\/posts\/408\/revisions\/545"}],"wp:attachment":[{"href":"https:\/\/rocketstove.nu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=408"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rocketstove.nu\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=408"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rocketstove.nu\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=408"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}