{"id":19547,"date":"2014-01-23T11:00:38","date_gmt":"2014-01-23T10:00:38","guid":{"rendered":"https:\/\/www.stiavelli.com\/prds\/chemical-two-stage-fan-2\/"},"modified":"2016-02-17T14:54:01","modified_gmt":"2016-02-17T13:54:01","slug":"ventilatore-doppio-stadio","status":"publish","type":"portfolio","link":"https:\/\/www.stiavelli.com\/it\/prds\/ventilatore-doppio-stadio\/","title":{"rendered":"Ventilatore Doppio Stadio"},"content":{"rendered":"<div class='flex_column av-av_two_third-2a9015ff38129c418a3f2eafba3e9512 av_two_third  avia-builder-el-0  el_before_av_one_third  avia-builder-el-first  first flex_column_div '   ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_heading-dd8896476c80e2501002ec463eca2ef8\">\n#top .av-special-heading.av-av_heading-dd8896476c80e2501002ec463eca2ef8{\npadding-bottom:10px;\n}\n<\/style>\n<div  class='av-special-heading av-av_heading-dd8896476c80e2501002ec463eca2ef8 av-special-heading-h2 meta-heading blockquote modern-quote  avia-builder-el-1  el_before_av_hr  avia-builder-el-first  '><h2 class='av-special-heading-tag '  itemprop=\"headline\"  >Ventilatore Doppio Stadio per l\u2019Industria Chimica<\/h2><div class='special-heading-border'><div class='special-heading-inner-border'><\/div><\/div><\/div><br \/>\n\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_hr-2683186cf6c434c3fdebf44adb9dc21f\">\n#top .hr.hr-invisible.av-av_hr-2683186cf6c434c3fdebf44adb9dc21f{\nheight:20px;\n}\n<\/style>\n<div  class='hr av-av_hr-2683186cf6c434c3fdebf44adb9dc21f hr-invisible  avia-builder-el-2  el_after_av_heading  el_before_av_iconlist  '><span class='hr-inner '><span class=\"hr-inner-style\"><\/span><\/span><\/div><br \/>\n<div  class='avia-icon-list-container av-av_iconlist-c9265973fe37925e1675fd541a8fb5d9  avia-builder-el-3  el_after_av_hr  avia-builder-el-last  '><ul class='avia-icon-list avia_animate_when_almost_visible avia-icon-list-left av-iconlist-big av-av_iconlist-c9265973fe37925e1675fd541a8fb5d9 avia-iconlist-animate'>\n<li><div class='iconlist_icon av-av_iconlist_item-c325e8ea311faf40b9656f70f46b3a41 avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue836' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title   '  itemprop=\"headline\" >Impiego<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\" ><p>Ventilatore Doppio Stadio di compressione per Industria Chimica. Processo trattamento Azoto. Movimentazione fluido contenente azoto.<\/p>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<li><div class='iconlist_icon av-av_iconlist_item-b533fef3c63327469047566712a89b99 avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue834' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title   '  itemprop=\"headline\" >Range<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\" ><p><strong>V<\/strong>\u00a0(m<sup>3<\/sup>\/h) = 800<br \/>\n<strong>Pt<\/strong>\u00a0(Kg\/m<sup>2<\/sup>) = 6.500<\/p>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<li><div class='iconlist_icon av-av_iconlist_item-a469ffccb6ea6aba2c74cc6cbe125fb8 avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue812' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title   '  itemprop=\"headline\" >Caratteristiche<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\" ><p>Ventilatore centrifugo ad alta pressione doppio stadio.<br \/>\nGiranti ad alto rendimento con pale rovesce in AISI 316L.<br \/>\nAccoppiamento tramite trasmissione a cinghia con motore standard.<\/p>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<li><div class='iconlist_icon av-av_iconlist_item-cd4bd9c3d1eb00fade84f83dd140ee39 avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue84b' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title   '  itemprop=\"headline\" >NOTE COSTRUTTIVE<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\" ><p class=\"p1\">Questo modello di ventilatore doppio stadio \u00e8 costruito con le parti a contatto con il fluido in acciaio AISI 316L. La costruzione prevede strutture di rinforzo. Il basamento \u00e8 in acciaio al carbonio e sostiene il motore. La trasmissione tra albero motore e supporto per la girante \u00e8 a cinghie trapezoidali. L\u2019alta velocit\u00e0 di rotazione ha richiesto l\u2019adozione di una centralina di raffreddamento.<\/p>\n<p class=\"p1\">Data l\u2019alta velocit\u00e0 di rotazione a circolazione forzata di olio, \u00e8 applicato al supporto un dispositivo di raffreddamento. I condotti terminano ad una centralina oleodinamica con scambiatori di calore.<\/p>\n<p class=\"p2\"><b>Opzioni fornite<\/b><\/p>\n<ul class=\"ul1\">\n<li class=\"li3\">Centralina oleodinamica per raffreddamento supporto<\/li>\n<li class=\"li3\">Giunto idraulico per avviamento ventilatore<\/li>\n<li class=\"li3\">Set di ammortizzatori<\/li>\n<li class=\"li3\">Giunti antivibranti a tenuta<\/li>\n<li class=\"li3\">Basamento in profilato<\/li>\n<\/ul>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<li><div class='iconlist_icon av-av_iconlist_item-a59c3d9ffa312c6abaaf8bd0a2c0143d avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue855' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title   '  itemprop=\"headline\" >Motorizzazione<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\" ><p class=\"p1\">WEG W21 IE1 45 kW 2 poli B3 V 400\/690 50 Hz IP55<\/p>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<li><div class='iconlist_icon av-av_iconlist_item-27b9209b36fa4edfdd2422c6c3249b42 avia-font-entypo-fontello'><span class='iconlist-char ' aria-hidden='true' data-av_icon='\ue840' data-av_iconfont='entypo-fontello'><\/span><\/div><article class=\"article-icon-entry \"  itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/CreativeWork\" ><div class='iconlist_content_wrap'><header class=\"entry-content-header\"><h4 class='av_iconlist_title iconlist_title   '  itemprop=\"headline\" >Ufficio Tecnico<\/h4><\/header><div class='iconlist_content  '  itemprop=\"text\" ><p><em>Un\u2019azienda leader nell\u2019industria chimica italiana doveva realizzare una soluzione per il ricircolo dell\u2019azoto contenente polveri. Fino ad allora venivano impiegati dei compressori ad aspi rotanti che non erano idonei all\u2019applicazione poich\u00e8, a causa delle polveri, si guastavano interrompendo il processo. Per sostituire i compressori, dato l\u2019elevato valore di pressione, occorreva un ventilatore doppio stadio. La pressione richiesta dal circuito pu\u00f2 essere raggiunta solo grazie ad un elevato numero di giri (6520 giri\/min). Abbiamo studiato a fondo il problema ed individuato la macchina ideale per l\u2019applicazione. Robustezza ed affidabilit\u00e0 erano requisiti da tenere in debita considerazione, poich\u00e8 il processo per il quale viene impiegata \u00e8 critico. Dato l\u2019alto numero di giri abbiamo anche previsto un opportuno apparato di raffreddamento oleodinamico per il supporto.<\/em><\/p>\n<\/div><\/div><footer class=\"entry-footer\"><\/footer><\/article><div class='iconlist-timeline'><\/div><\/li>\n<\/ul><\/div><\/p><\/div>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_one_third-2a64de42b738552fe666ca889af77e28\">\n.flex_column.av-av_one_third-2a64de42b738552fe666ca889af77e28{\nborder-radius:0px 0px 0px 0px;\n-webkit-border-radius:0px 0px 0px 0px;\n-moz-border-radius:0px 0px 0px 0px;\n}\n<\/style>\n<div class='flex_column av-av_one_third-2a64de42b738552fe666ca889af77e28 av_one_third  avia-builder-el-4  el_after_av_two_third  avia-builder-el-last  flex_column_div av-zero-column-padding '   ><p>\n<style type=\"text\/css\" data-created_by=\"avia_inline_auto\" id=\"style-css-av-av_gallery-5ca8d420d4d44b77986652150736e50d\">\n#top .avia-gallery.av-av_gallery-5ca8d420d4d44b77986652150736e50d 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href='https:\/\/www.stiavelli.com\/it\/prds\/ventilatori-di-processo-per-industria-chimica\/' data-rel='slide-1' class='slide-image' title='Chimico'><img width=\"495\" height=\"400\" src=\"https:\/\/www.stiavelli.com\/wp-content\/uploads\/2016\/03\/Chimico-495x400.jpg\" class=\"wp-image-30377 avia-img-lazy-loading-not-30377 attachment-portfolio size-portfolio wp-post-image\" alt=\"\" \/><\/a><div class='slide-content'><header class=\"entry-content-header\"><h3 class='slide-entry-title entry-title '  itemprop=\"headline\" ><a href='https:\/\/www.stiavelli.com\/it\/prds\/ventilatori-di-processo-per-industria-chimica\/' title='Chimico'>Chimico<\/a><\/h3><span class=\"av-vertical-delimiter\"><\/span><\/header><div class='slide-meta'><time class='slide-meta-time updated'  itemprop=\"datePublished\" datetime=\"2026-02-04T12:50:06+01:00\" >4 Febbraio 2026<\/time><\/div><div class='slide-entry-excerpt entry-content'  itemprop=\"text\" >Soluzioni per impianti di processo, trattamento, abbattimento e filtrazione. Distillazione.<\/div><\/div><footer class=\"entry-footer\"><\/footer><span class='hidden'>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"image\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/ImageObject\" >\n\t\t\t\t\t\t<span itemprop='url'>https:\/\/www.stiavelli.com\/wp-content\/uploads\/2016\/03\/Chimico.jpg<\/span>\n\t\t\t\t\t\t<span itemprop='height'>632<\/span>\n\t\t\t\t\t\t<span itemprop='width'>800<\/span>\n\t\t\t\t<\/span>\n\t\t\t\t<span class='av-structured-data'  itemprop=\"publisher\" itemtype=\"https:\/\/schema.org\/Organization\" itemscope=\"itemscope\" >\n\t\t\t\t\t\t<span itemprop='name'>-EndekaWEB-<\/span>\n\t\t\t\t\t\t<span itemprop='logo' itemscope itemtype='https:\/\/schema.org\/ImageObject'>\n\t\t\t\t\t\t\t<span itemprop='url'>https:\/\/www.stiavelli.com\/wp-content\/uploads\/2013\/04\/Logo-Stiavelli-Irio-2014-definitivo.png<\/span>\n\t\t\t\t\t\t <\/span>\n\t\t\t\t<\/span><span class='av-structured-data'  itemprop=\"author\" itemscope=\"itemscope\" itemtype=\"https:\/\/schema.org\/Person\" ><span itemprop='name'>-EndekaWEB-<\/span><\/span><span class='av-structured-data'  itemprop=\"datePublished\" datetime=\"2014-01-23T11:00:38+01:00\" >2026-02-04 12:50:06<\/span><span class='av-structured-data'  itemprop=\"dateModified\" itemtype=\"https:\/\/schema.org\/dateModified\" >2026-02-11 09:52:33<\/span><span class='av-structured-data'  itemprop=\"mainEntityOfPage\" itemtype=\"https:\/\/schema.org\/mainEntityOfPage\" ><span itemprop='name'>Chimico<\/span><\/span><\/span><\/article><\/div><\/div><\/div><\/p><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ventilatore doppio stadio di compressione per industria chimica. 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