{"id":5021,"date":"2020-10-12T12:15:29","date_gmt":"2025-05-27T13:25:29","guid":{"rendered":"https:\/\/jnegre.com\/producto\/bescanviadors-de-calor-electrics\/"},"modified":"2025-05-29T08:34:08","modified_gmt":"2025-05-29T08:34:08","slug":"bescanviadors-de-calor-electrics","status":"publish","type":"product","link":"https:\/\/jnegre.com\/ca\/producto\/bescanviadors-de-calor-electrics\/","title":{"rendered":"Bescanviadors de calor el\u00e8ctrics"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row css=\u00bb.vc_custom_1748352442220{margin-bottom: 30px !important;}\u00bb][vc_column width=\u00bb1\/2&#8243;][vc_column_text]<\/p>\n<h5>Bescanviadors de calor el\u00e8ctrics (escalfament de l\u00edquids)<\/h5>\n<p>Els bescanviadors de calor estan dissenyats per escalfar fluids en convecci\u00f3 for\u00e7ada mitjan\u00e7ant resist\u00e8ncies el\u00e8ctriques blindades en contacte directe amb el fluid, cosa que garanteix una transmissi\u00f3 efectiva de la calor.<\/p>\n<p>El producte es dissenya en funci\u00f3 del fluid i de l&#8217;aplicaci\u00f3 definida pel client, definint aix\u00ed pot\u00e8ncies espec\u00edfiques i materials constructius com acer al carboni o acer inoxidable per a l&#8217;embolcall. El disseny a mida es fa mitjan\u00e7ant un programari de c\u00e0lcul termodin\u00e0mic que permet analitzar totes les condicions operatives i optimitzar tant el rendiment com les p\u00e8rdues de c\u00e0rrega. La gesti\u00f3 de la pot\u00e8ncia es confia als sistemes de control SCR (Solid Control Relais) per a una regulaci\u00f3 \u00f2ptima de la pot\u00e8ncia de calefacci\u00f3.  <\/p>\n<p>Es fabriquen amb pot\u00e8ncies de fins a 5 MW i per a pressions de disseny de fins a 200 bar. A petici\u00f3 del client, tamb\u00e9 es poden subministrar amb a\u00efllament t\u00e8rmic. <\/p>\n<p>Realitzables amb protecci\u00f3 IP66-IP68, s\u00f3n certificables per a aparells a pressi\u00f3 d&#8217;acord amb la Directiva PED o el codi ASME (incl\u00f2s el U-Stamp). Per al seu \u00fas en \u00e0rees explosives, poden estar certificats amb ATEX, IECEx, EAC, cCSAus, INMETRO.[\/vc_column_text][\/vc_column][vc_column width=\u00bb1\/2&#8243;][vc_column_text]<\/p>\n<h5>Bateries el\u00e8ctriques (escalfament d\u2019aire)<\/h5>\n<p>Les bateries calefactores estan dissenyades per escalfar aire o gas en conductes de ventilaci\u00f3 o canonades i normalment utilitzen elements amb aletes per obtenir un intercanvi de calor eficient.<\/p>\n<p>Les bateries calefactores es dissenyen en funci\u00f3 de les condicions del proc\u00e9s i les caracter\u00edstiques de la instal\u00b7laci\u00f3 on s\u2019han de col\u00b7locar, tenint en compte els requisits del client, com la temperatura del fluid, la pot\u00e8ncia espec\u00edfica, les p\u00e8rdues de c\u00e0rrega i la temperatura superficial m\u00e0xima admissible per als elements calefactors.<\/p>\n<p>Cal definir la classe de temperatura per determinar el conjunt de dispositius de seguretat necessaris per operar d\u2019acord amb les normatives vigents. L\u2019embolcall dels contactes el\u00e8ctrics pot ser antideflagrant Ex-d o de seguretat augmentada Ex-e. <\/p>\n<p>Les certificacions disponibles per a execucions en \u00e0rees segures s\u00f3n CE, IEC, EAC i amb elements calefactors certificats UL-Recognized; mentre que per a l\u2019\u00fas en \u00e0rees explosives, poden estar certificats ATEX, IECEx, EAC, UK CA i INMETRO.[\/vc_column_text][\/vc_column][\/vc_row][vc_row][vc_column width=\u00bb1\/2&#8243;][vc_column_text]<\/p>\n<h5>Avantatges<\/h5>\n<ul>\n<li>Escalfament de fluid de proc\u00e9s sense necessitat d&#8217;un fluid primari com ara vapor, oli t\u00e8rmic, etc.<\/li>\n<li>Permeten la descarbonitzaci\u00f3 dels processos evitant fonts de generaci\u00f3 de calor amb emissions de CO\u2082.<\/li>\n<li>Estalvi en la instal\u00b7laci\u00f3 al no haver de portar un fluid calent (vapor, oli t\u00e8rmic, etc.).<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][vc_column width=\u00bb1\/2&#8243;][vc_column_text]<\/p>\n<h5>Aplicacions<\/h5>\n<ul>\n<li>Intercanviador per escalfament de reactors<\/li>\n<li>Intercanviador per escalfament d\u2019aigua per a pasteuritzaci\u00f3<\/li>\n<li>Bateries UTA<\/li>\n<li>Bateria unitat de Tractament d&#8217;Aire<\/li>\n<li>Bateria per assecador de fusta<\/li>\n<li>Bateria per assecador per a la ind\u00fastria paperera<\/li>\n<li>Bateria per escalfament d\u2019espais de treball<\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Els escalfadors el\u00e8ctrics s\u00f3n una pe\u00e7a clau en l&#8217;estrat\u00e8gia d&#8217;electrificaci\u00f3 de la ind\u00fastria. At\u00e8s que el sector industrial continua sent un gran emissor de gasos d&#8217;efecte hivernacle, canviar cap a fonts d&#8217;energia renovables \u00e9s essencial per complir els objectius clim\u00e0tics. <\/p>\n<p>Aquests equips el\u00e8ctrics representen una alternativa sostenible i eficient per produir calor, eliminant la depend\u00e8ncia dels combustibles f\u00f2ssils. A mesura que augmenti la disponibilitat d&#8217;energies renovables com l&#8217;e\u00f2lica i la solar, la seva integraci\u00f3 en els processos industrials creixer\u00e0. Es poden aplicar en diverses tasques, com ara escalfar l\u00edquids per immersi\u00f3 en dip\u00f2sits o per convecci\u00f3 for\u00e7ada. Aquests equips tamb\u00e9 poden ser utilitzats per a l&#8217;escalfament d&#8217;aire o altres gasos.   <\/p>\n<h5>Documentaci\u00f3<\/h5>\n<p><a href=\"https:\/\/jnegre.com\/wp-content\/uploads\/2025\/05\/masterwatt-catalog_02102024-1.pdf\" target=\"_blank\" rel=\"noopener noreferrer\">Descarregar Cat\u00e0leg<\/a><\/p>\n","protected":false},"featured_media":5023,"template":"","meta":[],"product_brand":[],"product_cat":[107],"product_tag":[],"class_list":["post-5021","product","type-product","status-publish","has-post-thumbnail","product_cat-intercanviadors-de-calor","first","instock","shipping-taxable","product-type-simple"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Bescanviadors de calor el\u00e8ctrics | J.Negre | Expertos en Intercambio T\u00e9rmico y Refrigeraci\u00f3n Industrial desde 1978<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/jnegre.com\/ca\/producto\/bescanviadors-de-calor-electrics\/\" \/>\n<meta property=\"og:locale\" content=\"ca_ES\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bescanviadors de calor el\u00e8ctrics | J.Negre | Expertos en Intercambio T\u00e9rmico y Refrigeraci\u00f3n Industrial desde 1978\" \/>\n<meta property=\"og:description\" content=\"Els escalfadors el\u00e8ctrics s\u00f3n una pe\u00e7a clau en l&#039;estrat\u00e8gia d&#039;electrificaci\u00f3 de la ind\u00fastria. At\u00e8s que el sector industrial continua sent un gran emissor de gasos d&#039;efecte hivernacle, canviar cap a fonts d&#039;energia renovables \u00e9s essencial per complir els objectius clim\u00e0tics.  Aquests equips el\u00e8ctrics representen una alternativa sostenible i eficient per produir calor, eliminant la depend\u00e8ncia dels combustibles f\u00f2ssils. A mesura que augmenti la disponibilitat d&#039;energies renovables com l&#039;e\u00f2lica i la solar, la seva integraci\u00f3 en els processos industrials creixer\u00e0. Es poden aplicar en diverses tasques, com ara escalfar l\u00edquids per immersi\u00f3 en dip\u00f2sits o per convecci\u00f3 for\u00e7ada. Aquests equips tamb\u00e9 poden ser utilitzats per a l&#039;escalfament d&#039;aire o altres gasos.  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At\u00e8s que el sector industrial continua sent un gran emissor de gasos d'efecte hivernacle, canviar cap a fonts d'energia renovables \u00e9s essencial per complir els objectius clim\u00e0tics.  Aquests equips el\u00e8ctrics representen una alternativa sostenible i eficient per produir calor, eliminant la depend\u00e8ncia dels combustibles f\u00f2ssils. A mesura que augmenti la disponibilitat d'energies renovables com l'e\u00f2lica i la solar, la seva integraci\u00f3 en els processos industrials creixer\u00e0. Es poden aplicar en diverses tasques, com ara escalfar l\u00edquids per immersi\u00f3 en dip\u00f2sits o per convecci\u00f3 for\u00e7ada. Aquests equips tamb\u00e9 poden ser utilitzats per a l'escalfament d'aire o altres gasos.  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