{"id":15103,"date":"2022-07-04T09:39:37","date_gmt":"2022-07-04T09:39:37","guid":{"rendered":"http:\/\/www.alalloycasting.com\/?p=15103"},"modified":"2022-08-25T05:36:16","modified_gmt":"2022-08-25T05:36:16","slug":"aluminum-melting-furnace","status":"publish","type":"post","link":"https:\/\/www.alalloycasting.com\/pt\/aluminum-melting-furnace\/","title":{"rendered":"Forno de fus\u00e3o de alum\u00ednio"},"content":{"rendered":"<p>\u201c<a href=\"https:\/\/www.alalloycasting.com\/pt\/aluminum-melting-furnace\/\">Forno de fus\u00e3o de alum\u00ednio<\/a>\u201c, Forno de fus\u00e3o por indu\u00e7\u00e3o, Forno de alum\u00ednio.<\/p>\n<p><span data-spm-anchor-id=\"a2700.details.0.i13.12957b0a9S043h\">O princ\u00edpio b\u00e1sico de um forno de indu\u00e7\u00e3o consiste em um tipo de transformador com n\u00facleo de ar, em que a bobina de indu\u00e7\u00e3o equivale ao enrolamento prim\u00e1rio do transformador, e o metal contido na carga do cadinho do forno equivale ao enrolamento secund\u00e1rio do transformador (carga). W<\/span>Quando a corrente de frequ\u00eancia intermedi\u00e1ria (500-2.500 ciclos\/segundo ou mais) passa pelo enrolamento prim\u00e1rio, sob a influ\u00eancia do campo eletromagn\u00e9tico, s\u00e3o geradas linhas magn\u00e9ticas nos enrolamentos secund\u00e1rios, gerando um potencial de indu\u00e7\u00e3o na carga e uma corrente induzida na superf\u00edcie (corrente parasita), perpendicular ao eixo do anel de indu\u00e7\u00e3o, de modo que o pr\u00f3prio material se aquece, levando \u00e0 fus\u00e3o da carga met\u00e1lica.<\/p>\n<figure style=\"width: 749px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/s.alicdn.com\/@sc04\/kf\/Hdf4051727eeb4d35946a8fa482606364T\/202556981\/Hdf4051727eeb4d35946a8fa482606364T.jpg?quality=close\" alt=\"Forno de fus\u00e3o de alum\u00ednio\" width=\"749\" height=\"636\" data-src=\"\/\/s.alicdn.com\/@sc04\/kf\/Hdf4051727eeb4d35946a8fa482606364T\/202556981\/Hdf4051727eeb4d35946a8fa482606364T.jpg?quality=close\" data-alt=\"Aluminum Melting Furnace for Alumina ingot\" data-width=\"749\" data-height=\"636\" data-spm-anchor-id=\"a2700.details.0.i12.12957b0a9S043h\" \/><figcaption class=\"wp-caption-text\">Forno de fus\u00e3o de alum\u00ednio<\/figcaption><\/figure>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-15110\" src=\"http:\/\/alalloycasting.com\/wp-content\/uploads\/2022\/07\/7777.png\" alt=\"\" width=\"754\" height=\"378\" srcset=\"https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2022\/07\/7777.png 754w, https:\/\/www.alalloycasting.com\/wp-content\/uploads\/2022\/07\/7777-300x150.png 300w\" sizes=\"auto, (max-width: 754px) 100vw, 754px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone\" src=\"https:\/\/s.alicdn.com\/@sc04\/kf\/Hdda26daf957d4ed8be345cf344e1844aq\/202556981\/Hdda26daf957d4ed8be345cf344e1844aq.jpg?quality=close\" alt=\"Forno de fus\u00e3o de alum\u00ednio\" width=\"750\" height=\"364\" data-src=\"\/\/s.alicdn.com\/@sc04\/kf\/Hdda26daf957d4ed8be345cf344e1844aq\/202556981\/Hdda26daf957d4ed8be345cf344e1844aq.jpg?quality=close\" data-alt=\"Aluminum Melting Furnace for Alumina ingot\" \/><\/p>\n<p>A fonte de alimenta\u00e7\u00e3o \u00e9 um dispositivo de convers\u00e3o de frequ\u00eancia que utiliza um trace ou IGBT para converter uma corrente trif\u00e1sica de frequ\u00eancia industrial de 50 Hz em uma corrente de m\u00e9dia e alta frequ\u00eancia, com frequ\u00eancia entre 300 Hz e 3.600 Hz. Seu princ\u00edpio de funcionamento se baseia em um circuito retificador em ponte trif\u00e1sico: a corrente alternada de frequ\u00eancia industrial de 50 Hz \u00e9 retificada para corrente cont\u00ednua, passa por um filtro e, por fim, o inversor transforma a corrente cont\u00ednua em corrente alternada com uma determinada frequ\u00eancia para alimentar a carga; portanto, esse inversor \u00e9, na verdade, um conversor CA-CC-CA.\u00a0O forno de fus\u00e3o de m\u00e9dia frequ\u00eancia com economia de energia e pot\u00eancia constante, ap\u00f3s um longo per\u00edodo de testes pr\u00e1ticos em produ\u00e7\u00e3o, tem sido amplamente elogiado pelos usu\u00e1rios. Ele foi aprimorado com base no modelo original para tornar seu desempenho ainda mais excelente; a corrente passa naturalmente pelo ponto zero, \u00e9 f\u00e1cil de desligar e, por isso, a frequ\u00eancia de opera\u00e7\u00e3o \u00e9 mais alta.<\/p>\n<figure style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/s.alicdn.com\/@sc04\/kf\/H23b8dbf4816f4be4921d35d9545f86fdy\/202556981\/H23b8dbf4816f4be4921d35d9545f86fdy.jpg?quality=close\" alt=\"Forno de fus\u00e3o de alum\u00ednio \" width=\"750\" height=\"400\" data-src=\"\/\/s.alicdn.com\/@sc04\/kf\/H23b8dbf4816f4be4921d35d9545f86fdy\/202556981\/H23b8dbf4816f4be4921d35d9545f86fdy.jpg?quality=close\" data-alt=\"Aluminum Melting Furnace for Alumina ingot\" \/><figcaption class=\"wp-caption-text\">Forno de fus\u00e3o de alum\u00ednio<\/figcaption><\/figure>\n<p>Vantagem do forno de fus\u00e3o de m\u00e9dia frequ\u00eancia com economia de energia:<\/p>\n<p>1. Alta taxa de fus\u00e3o. Durante a fus\u00e3o, o sistema el\u00e9trico \u00e9 mantido operando na faixa de frequ\u00eancia ideal, minimizando os efeitos indesej\u00e1veis da nova camada de esc\u00f3ria do forno sobre a taxa de fus\u00e3o<\/p>\n<p>2. O fator de pot\u00eancia \u00e9 alto e pode chegar a mais de 97% durante o funcionamento de toda a m\u00e1quina<\/p>\n<p>3. Sem interfer\u00eancia na rede el\u00e9trica<\/p>\n<p>4. Economia de energia de mais de 10% no consumo de eletricidade<\/p>\n<p>5. A taxa de sucesso das startups \u00e9 alta, e a taxa de sucesso das startups sob qualquer n\u00edvel de endividamento \u00e9 de 100%<\/p>\n<p>6. A placa de controle principal utiliza uma interface com conector, o que facilita a manuten\u00e7\u00e3o<\/p>\n<p>7. O inversor utiliza um tiristor em s\u00e9rie para reduzir a taxa de danos do tiristor<\/p>\n<figure style=\"width: 750px\" class=\"wp-caption alignnone\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/s.alicdn.com\/@sc04\/kf\/H02a612085810439c9c70d3420a385e37d\/202556981\/H02a612085810439c9c70d3420a385e37d.jpg?quality=close\" alt=\"Forno de fus\u00e3o de alum\u00ednio\" width=\"750\" height=\"613\" data-src=\"\/\/s.alicdn.com\/@sc04\/kf\/H02a612085810439c9c70d3420a385e37d\/202556981\/H02a612085810439c9c70d3420a385e37d.jpg?quality=close\" data-alt=\"Aluminum Melting Furnace for Alumina ingot\" data-width=\"750\" data-height=\"613\" \/><figcaption class=\"wp-caption-text\">Forno de fus\u00e3o de alum\u00ednio<\/figcaption><\/figure>\n<p>&nbsp;<\/p>\n<p>As raz\u00f5es pelas quais o meio <a href=\"https:\/\/www.alalloycasting.com\/pt\/aluminum-melting-furnace\/\">Forno de fus\u00e3o de alum\u00ednio<\/a> \u00e9 amplamente utilizado na ind\u00fastria do alum\u00ednio:<\/p>\n<p>1. O forno de frequ\u00eancia intermedi\u00e1ria apresenta menor perda de alum\u00ednio fundido do que o forno de frequ\u00eancia industrial;<\/p>\n<p>2. O forno de m\u00e9dia frequ\u00eancia \u00e9 mais eficiente do que o forno de resist\u00eancia;<\/p>\n<p>3. O forno de m\u00e9dia frequ\u00eancia pode aumentar a taxa de fus\u00e3o ao aumentar a pot\u00eancia;<\/p>\n<p>4. Com a mesma pot\u00eancia, a frequ\u00eancia intermedi\u00e1ria <a href=\"https:\/\/www.alalloycasting.com\/pt\/aluminum-melting-furnace\/\">Forno de fus\u00e3o de alum\u00ednio<\/a> \u00e9 menos barulhento do que o forno que opera na frequ\u00eancia da rede el\u00e9trica, e a polui\u00e7\u00e3o causada pela fuma\u00e7a e pela poeira \u00e9 menor.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>&#8220;Aluminum melting furnace&#8220;, Induction melting furnace, Aluminium furnace. The basic principle of an induction furnace is a type of air-core transformer, the induction coil is&hellip;<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13232,13233],"tags":[13236,13234,13235],"class_list":["post-15103","post","type-post","status-publish","format-standard","hentry","category-furnace","category-furnace-furnace","tag-aluminium-furnace","tag-aluminum-melting-furnace","tag-induction-melting-furnace"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Aluminum Melting Furnace, Induction\u00a0melting\u00a0furnace, Aluminium furnace<\/title>\n<meta name=\"description\" content=\"1. 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O forno de fus\u00e3o de alum\u00ednio de frequ\u00eancia intermedi\u00e1ria apresenta menor perda de alum\u00ednio durante a fus\u00e3o do que o forno de frequ\u00eancia industrial. Ele \u00e9 mais eficiente.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.alalloycasting.com\/pt\/aluminum-melting-furnace\/","og_locale":"pt_BR","og_type":"article","og_title":"Aluminum Melting Furnace, Induction\u00a0melting\u00a0furnace, Aluminium furnace","og_description":"1. 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O forno de fus\u00e3o de alum\u00ednio de frequ\u00eancia intermedi\u00e1ria apresenta menor perda de alum\u00ednio durante a fus\u00e3o do que o forno de frequ\u00eancia industrial. 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