{"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\/hr\/power-calculation-for-carbon-fiber-heating-elements\/","title":{"rendered":"Prora\u010dun snage za grija\u0107e elemente od karbonskih vlakana"},"content":{"rendered":"<p><strong>Jednostavna metoda izra\u010duna toplinske snage su\u0161ionice<\/strong><\/p>\n\n\n\n<p>\u0160to se ti\u010de koli\u010dine toplinske snage koju prostorija za su\u0161enje zahtijeva, \u017eelio bih podijeliti jednostavnu metodu izra\u010duna koju sam sa\u017eeo. Budu\u0107i da je jednostavna, mo\u017eda nije sasvim precizna, stoga se istra\u017eiva\u010di ne bi trebali oslanjati na ovaj pristup. Ovaj je \u010dlanak namijenjen onima koji planiraju koristiti <a href=\"https:\/\/globalquartztube.com\/hr\/carbon-fiber-heating-element\/\" data-type=\"page\" data-id=\"5200\">grija\u0107i elementi od karbonskih vlakana<\/a> do samogradnih su\u0161ara ili pe\u0107i za pe\u010denje.<\/p>\n\n\n\n<p>Uzmimo jednog od na\u0161ih kupaca kao primjer. Izvorno su koristili pe\u0107 na izgaranje (s peletima ili drvnim otpadom). Iz ekolo\u0161kih razloga \u017eeljeli su prije\u0107i na elektri\u010dne grija\u0107e elemente. Zidovi su\u0161ionice bili su izolirani pamukom, a materijal koji se su\u0161io bio je polusuho borovo drvo. Potrebna temperatura su\u0161enja trebala je dosegnuti 80 \u00b0C unutar 2 sata.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Osnovno znanje iz fizike (svi parametri se mogu prona\u0107i putem tra\u017eilica):<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Te\u017eina<\/strong> = gusto\u0107a x zapremina<\/li>\n\n\n\n<li><strong>Toplina<\/strong> = snaga x vrijeme<\/li>\n\n\n\n<li><strong>Toplina potrebna za podizanje temperature predmeta<\/strong> Specifi\u010dna toplinska mo\u0107 x temperaturna razlika<\/li>\n\n\n\n<li><strong>Specifi\u010dna toplinska energija drva<\/strong>: 1,72 x 10^3 J\/(kg.K)<\/li>\n\n\n\n<li><strong>Specifi\u010dna toplinska energija zraka<\/strong>: 1,003 x 10^3 J\/(kg.K)<\/li>\n\n\n\n<li><strong>Gusto\u0107a borovine<\/strong>: 0.5~0.7 x 10^3 kg\/m\u00b3, upotrijebite 0.6 x 10^3<\/li>\n\n\n\n<li><strong>Gusto\u0107a zraka<\/strong>: 1,29 kg\/m\u00b3<\/li>\n\n\n\n<li><strong>Svezak<\/strong>: Pretpostavimo da drvo ispunjava 70% (to osigurava da izra\u010dun snage ne\u0107e biti prenizak), zrak se ra\u010duna na 15 kubi\u010dnih metara<\/li>\n\n\n\n<li><strong>Razlika u temperaturi<\/strong>: 90\u00b0C \u2013 0\u00b0C (pod pretpostavkom zimske najni\u017ee temperature od 0\u00b0C)<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">Korak 1: Izra\u010dunajte snagu potrebnu za zagrijavanje drva<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Izra\u010dunajte te\u017einu borovine.<\/strong><br>Te\u017eina borovine = 0,6 x 10^3 x 15 x 70% = 6300 kg<\/li>\n\n\n\n<li><strong>Izra\u010dunajte toplinu potrebnu za podizanje temperature<\/strong><br>Potrebna toplina = 6300 kg x (90 \u00b0C \u2013 0 \u00b0C) x 1,72 x 10^3 J\/(kg\u00b7\u00b0C) = 9,75 x 10^8 J<\/li>\n\n\n\n<li><strong>Izra\u010dunajte snagu<\/strong><br>Snaga = 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 snagu potrebnu za zagrijavanje zraka<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Izra\u010dunajte te\u017einu zraka<\/strong><br>Te\u017eina zraka = 1.29 x 15 = 19.35 kg<\/li>\n\n\n\n<li><strong>Izra\u010dunajte toplinu potrebnu za podizanje temperature<\/strong><br>Potrebna toplina = 19,35 kg x (90 \u00b0C \u2013 0 \u00b0C) x 1,003 x 10^3 J\/(kg\u00b7\u00b0C) = 1,75 x 10^6 J<\/li>\n\n\n\n<li><strong>Izra\u010dunajte snagu<\/strong><br>Snaga = 1,75 x 10^6 J \/ (2 x 3600 s) = 243 W \u2248 500 W (snaga potrebna za zagrijavanje zraka mo\u017ee se zanemariti)<\/li>\n<\/ol>\n\n\n\n<h4 class=\"wp-block-heading\">Korak 3: Izra\u010dunajte gubitak topline u su\u0161ionici<\/h4>\n\n\n\n<p>Gubici topline kroz izolaciju, metalne komponente i druge \u010dimbenike jednoli\u010dno se umanjuju za 15%.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Kona\u010dni izra\u010dun ukupne snage<\/h4>\n\n\n\n<p>Ukupna snaga = 136 kW x (1 + 15%) = 156,4 kW<br>Brza metoda izra\u010duna je da su\u0161iona za drvo zahtijeva otprilike 10 kW po kubi\u010dnom metru prostora.<br>Ako koristite 1200 W grija\u0107e elemente od karbonskih vlakana, trebalo bi vam 130 jedinica.<\/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 topline<\/strong>: 1 kilokalorija (kcal) = 4,1858518 kilod\u017eula (kJ) (Brzi izra\u010dun: kJ\/4 = kcal)<\/li>\n<\/ul>\n\n\n\n<p>GlobalQT se specijalizira za proizvodnju visokokvalitetnih <a href=\"https:\/\/globalquartztube.com\/hr\/carbon-fiber-heating-element\/\" data-type=\"page\" data-id=\"5200\">grija\u0107i elementi od karbonskih vlakana<\/a> i rje\u0161enja s kvarcnim cijevima. Za vi\u0161e informacija posjetite na\u0161u <a href=\"https:\/\/globalquartztube.com\/hr\">web stranica<\/a> ili 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\/hr\/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\/hr\/wp-json\/wp\/v2\/posts\/5405","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/comments?post=5405"}],"version-history":[{"count":1,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/posts\/5405\/revisions"}],"predecessor-version":[{"id":5409,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/posts\/5405\/revisions\/5409"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/media\/5408"}],"wp:attachment":[{"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/media?parent=5405"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/categories?post=5405"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/tags?post=5405"},{"taxonomy":"author","embeddable":true,"href":"https:\/\/globalquartztube.com\/hr\/wp-json\/wp\/v2\/ppma_author?post=5405"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}