{"id":1146,"date":"2009-04-28T11:58:18","date_gmt":"2009-04-28T09:58:18","guid":{"rendered":"https:\/\/www.tempco.it\/blog\/?p=1146"},"modified":"2009-04-28T11:58:18","modified_gmt":"2009-04-28T09:58:18","slug":"lo-scambiatore-di-calore-non-rende","status":"publish","type":"post","link":"https:\/\/www.tempco.it\/blog\/1146\/lo-scambiatore-di-calore-non-rende\/","title":{"rendered":"Lo scambiatore di calore non rende!!!"},"content":{"rendered":"<p>Ricevo spesso telefonate allarmate da parte dei clienti, soprattutto in questa fase dell&#8217;anno, ovvero all&#8217;avviamento dei <a href=\"http:\/\/www.tempco.it\/prodotti.asp?ID=18\">sistemi di raffreddamento<\/a>, o quando comincia a far caldo e queste apparecchiature mostrano i propri limiti.  Infatti una manutenzione carente o completamente dimenticata, genera come reazione diretta un calo di resa delle <a href=\"http:\/\/www.tempco.it\/prodotti.asp?ID=16\">macchine termiche<\/a>.<\/p>\n<p>Solitamente i problemi sono poi facilmente identificabili e vengono risolti con interventi di <a href=\"http:\/\/www.tempco.it\/prodotti.asp?ID=17\">manutenzione straordinaria di pulizia o di rigenerazione<\/a>.<\/p>\n<p>Ma a fronte della domanda, non posso che rispondere con tutta una serie di ulteriori domande, allo scopo di evitare l&#8217;uscita di persona del service, con aggravio inutile di costi per il cliente finale.  \u00a0<\/p>\n<p><a href=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2009\/04\/004.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-thumbnail wp-image-1147\" title=\"Scambiatore di calore a piastre intasato\" src=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2009\/04\/004-150x150.jpg\" alt=\"Scambiatore di calore a piastre intasato\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p><!--more-->Le domande classiche sono:<\/p>\n<ul>\n<li><strong>c&#8217;\u00e8 la portata di acqua di progetto? <\/strong><\/li>\n<li><strong>quanta acqua circola? <\/strong><\/li>\n<li><strong>i fluidi a che pressione lavorano? <\/strong><\/li>\n<li><strong>le temperature di ingresso e di uscita quali sono? <\/strong><\/li>\n<li><strong>i fluidi sono quelli di progetto? <\/strong><\/li>\n<li><strong>quale \u00e8 il valore della perdita di carico dello scambiatore?<\/strong><\/li>\n<\/ul>\n<p>tutte domande che possono sembrare banali e semplici, ma che rimangono quasi sempre prive di risposta&#8230;perch\u00e8?  semplice perch\u00e8 tantissime applicazioni sono prive degli elementari sistemi di monitoraggio:<\/p>\n<ul>\n<li><strong>manometro <\/strong><\/li>\n<li><strong>termometro<\/strong><\/li>\n<\/ul>\n<p>Bastano questi due semplici quanto economici strumenti, inseriti nel circuito a monte e valle dello scambiatore di calore per fotografare all&#8217;istante la situazione e circoscrivere il problema.<\/p>\n<p><a href=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2009\/04\/fittings_002.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-thumbnail wp-image-1150\" title=\"fittings e strumentazione termometro e manometro\" src=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2009\/04\/fittings_002-150x150.jpg\" alt=\"fittings e strumentazione termometro e manometro\" width=\"150\" height=\"150\" \/><\/a><\/p>\n<p>Dopodich\u00e8 ci si comincia a spostare agli organi vicini, valvole, pompe, ecc&#8230;  Se non avete inserito strumentazione nei vostri circuito cominciate a pensare di farlo, magari inserendolo come <a href=\"http:\/\/www.tempco.it\/prodotti.asp?ID=84&amp;ID2=118\"><strong>retrofit utilizzando dei kit<\/strong><\/a> appositamente studiati, di facile applicazione e costo contenuto.<\/p>\n<p><a href=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2009\/04\/dscf3887.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-thumbnail wp-image-1149\" title=\"scambiatore a piastre strumentato\" src=\"https:\/\/www.tempco.it\/blog\/wp-content\/uploads\/2009\/04\/dscf3887-150x150.jpg\" alt=\"scambiatore a piastre strumentato\" width=\"150\" height=\"150\" \/><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ricevo spesso telefonate allarmate da parte dei clienti, soprattutto in questa fase dell&#8217;anno, ovvero all&#8217;avviamento dei sistemi di raffreddamento, o [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1146","post","type-post","status-publish","format-standard","hentry","category-energia-termica"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Lo scambiatore di calore non rende!!! 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