{"id":5405,"date":"2024-10-21T14:51:26","date_gmt":"2024-10-21T06:51:26","guid":{"rendered":"https:\/\/globalquartztube.com\/?p=5405"},"modified":"2024-09-30T14:55:20","modified_gmt":"2024-09-30T06:55:20","slug":"power-calculation-for-carbon-fiber-heating-elements","status":"publish","type":"post","link":"https:\/\/globalquartztube.com\/sl\/power-calculation-for-carbon-fiber-heating-elements\/","title":{"rendered":"Izra\u010dun mo\u010di za grelne elemente iz ogljikovih vlaken"},"content":{"rendered":"<p><strong>Enostavna metoda izra\u010duna toplotne mo\u010di su\u0161ilnice<\/strong><\/p>\n\n\n\n<p>Glede tega, koliko ogrevalne mo\u010di potrebuje su\u0161ilnica, bi rad delil preprosto metodo izra\u010duna, ki sem jo povzel. Ker je preprosta, morda ni povsem natan\u010dna, zato se raziskovalci ne smejo zana\u0161ati na ta pristop. Ta \u010dlanek je namenjen tistim, ki nameravajo uporabljati <a href=\"https:\/\/globalquartztube.com\/sl\/carbon-fiber-heating-element\/\" data-type=\"page\" data-id=\"5200\">grelni elementi iz ogljikovih vlaken<\/a> za su\u0161ilne pe\u010di ali pe\u010di za peko.<\/p>\n\n\n\n<p>Vzemimo za primer eno od na\u0161ih strank. Prvotno so uporabljali pe\u010d z izgorevanjem (na pelete ali lesne ostanke). Zaradi okoljskih razlogov so \u017eeleli preiti na elektri\u010dne grelne elemente. Stene su\u0161ilnice so bile izolirane z bomba\u017eem, material, ki se je su\u0161il, pa je bil polsuh borov les. Zahtevana temperatura su\u0161enja je morala v dveh urah dose\u010di 80 \u00b0C.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Osnovno znanje fizike (vse parametre je mogo\u010de najti prek iskalnikov):<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Te\u017ea<\/strong> = gostota x prostornina<\/li>\n\n\n\n<li><strong>Toplota<\/strong> = mo\u010d x \u010das<\/li>\n\n\n\n<li><strong>toplota, potrebna za dvig temperature predmeta<\/strong> = specifi\u010dna toplotna kapaciteta x temperaturna razlika<\/li>\n\n\n\n<li><strong>Specifi\u010dna toplotna kapaciteta lesa<\/strong>: 1,72 x 10^3 J\/(kg.K)<\/li>\n\n\n\n<li><strong>Specifi\u010dna toplotna kapaciteta zraka<\/strong>: 1,003 x 10^3 J\/(kg.K)<\/li>\n\n\n\n<li><strong>Gostota borovega lesa<\/strong>: 0,5 ~ 0,7 x 10^3 kg\/m\u00b3, uporabite 0,6 x 10^3<\/li>\n\n\n\n<li><strong>Gostota zraka<\/strong>: 1,29 kg\/m\u00b3<\/li>\n\n\n\n<li><strong>Zvezek<\/strong>: Predpostavimo, da les zapolni 70% (to zagotavlja, da izra\u010dun mo\u010di ne bo prenizek), zrak je izra\u010dunan na 15 kubi\u010dnih metrov<\/li>\n\n\n\n<li><strong>Temperaturna razlika<\/strong>: 90 \u00b0C - 0 \u00b0C (ob predpostavki zimskih nizkih temperatur 0 \u00b0C)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Korak 1: Izra\u010dunajte mo\u010d, potrebno za ogrevanje lesa<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Izra\u010dunajte maso borovega lesa<\/strong><br>Masa borovega lesa = 0,6 x 10^3 x 15 x 70% = 6300 kg<\/li>\n\n\n\n<li><strong>Izra\u010dunajte toploto, ki je potrebna za dvig temperature<\/strong><br>Potrebna toplota = 6300 kg x (90 \u00b0C - 0 \u00b0C) x 1,72 x 10^3 J\/(kg.\u00b0C) = 9,75 x 10^8 J<\/li>\n\n\n\n<li><strong>Izra\u010dunajte mo\u010d<\/strong><br>Mo\u010d = 9,75 x 10^8 J \/ (2 x 3600 s) = 135450 W \u2248 136 kW<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Korak 2: Izra\u010dunajte mo\u010d, potrebno za ogrevanje zraka<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Izra\u010dunajte te\u017eo zraka<\/strong><br>Masa zraka = 1,29 x 15 = 19,35 kg<\/li>\n\n\n\n<li><strong>Izra\u010dunajte toploto, ki je potrebna za dvig temperature<\/strong><br>Potrebna toplota = 19,35 kg x (90 \u00b0C - 0 \u00b0C) x 1,003 x 10^3 J\/(kg.\u00b0C) = 1,75 x 10^6 J<\/li>\n\n\n\n<li><strong>Izra\u010dunajte mo\u010d<\/strong><br>Mo\u010d = 1,75 x 10^6 J \/ (2 x 3600 s) = 243 W \u2248 500 W (mo\u010d, potrebna za ogrevanje zraka, se lahko zanemari)<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Korak 3: Izra\u010dunajte toplotne izgube v su\u0161ilnici<\/h4>\n\n\n\n<p>Izguba toplote zaradi izolacije, kovinskih sestavnih delov in drugih dejavnikov je enotno zni\u017eana s 15%.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Kon\u010dni izra\u010dun skupne mo\u010di<\/h4>\n\n\n\n<p>Skupna mo\u010d = 136 kW x (1 + 15%) = 156,4 kW<br>Po hitrem izra\u010dunu je za su\u0161ilnico za les potrebnih pribli\u017eno 10 kW na kubi\u010dni meter prostora.<br>\u010ce uporabljate 1200W grelne elemente iz ogljikovih vlaken, boste potrebovali 130 enot.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Dodatno znanje:<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Pretvorba toplote<\/strong>: 1 kilokalorija (kcal) = 4,1858518 kilod\u017eula (kJ) (hiter izra\u010dun: kJ\/4 = kcal)<\/li>\n<\/ul>\n\n\n\n<p>GlobalQT je specializiran za proizvodnjo visokokakovostnih <a href=\"https:\/\/globalquartztube.com\/sl\/carbon-fiber-heating-element\/\" data-type=\"page\" data-id=\"5200\">grelni elementi iz ogljikovih vlaken<\/a> in kremen\u010deve cevi. Za ve\u010d informacij obi\u0161\u010dite na\u0161e <a href=\"https:\/\/globalquartztube.com\/sl\">Spletna stran<\/a> ali nas kontaktirajte na <a>contact@globalquartztube.com<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Simple Calculation Method for Drying Room Heat Power Regarding how much heating power a drying room requires, I\u2019d like to share a simple calculation method I\u2019ve summarized. Since it\u2019s simple, it may not be entirely precise, so researchers should not rely on this approach. This article is intended for those who plan to use carbon [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":5408,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"Power Calculation for Carbon Fiber Heating Elements","_seopress_titles_desc":"Learn how to calculate the required power for a drying room using carbon fiber heating elements, including a step-by-step process and key 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Casper","author_link":"https:\/\/globalquartztube.com\/sl\/author\/casper-peng\/"},"uagb_comment_info":0,"uagb_excerpt":"Simple Calculation Method for Drying Room Heat Power Regarding how much heating power a drying room requires, I\u2019d like to share a simple calculation method I\u2019ve summarized. Since it\u2019s simple, it may not be entirely precise, so researchers should not rely on this approach. This article is intended for those who plan to use carbon&hellip;","authors":[{"term_id":13,"user_id":3,"is_guest":0,"slug":"casper-peng","display_name":"Peng, Casper","avatar_url":{"url":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp","url2x":"https:\/\/globalquartztube.com\/wp-content\/uploads\/2024\/06\/Casper-Peng.webp"},"0":null,"1":"","2":"","3":"","4":"","5":"","6":"","7":""}],"_links":{"self":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts\/5405","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/comments?post=5405"}],"version-history":[{"count":1,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts\/5405\/revisions"}],"predecessor-version":[{"id":5409,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/posts\/5405\/revisions\/5409"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/media\/5408"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/media?parent=5405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/categories?post=5405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/tags?post=5405"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/sl\/wp-json\/wp\/v2\/ppma_author?post=5405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}