{"id":44537,"date":"2023-02-09T15:58:37","date_gmt":"2023-02-09T15:58:37","guid":{"rendered":"https:\/\/knowhow.distrelec.com\/?p=44537"},"modified":"2023-02-14T11:05:31","modified_gmt":"2023-02-14T11:05:31","slug":"varfor-varmekameror-ar-viktiga-for-datacenter","status":"publish","type":"post","link":"https:\/\/knowhow.distrelec.com\/sv\/underhall-reparation-och-drift\/varfor-varmekameror-ar-viktiga-for-datacenter\/","title":{"rendered":"Varf\u00f6r v\u00e4rmekameror \u00e4r viktiga f\u00f6r datacenter"},"content":{"rendered":"\n<h4 id=\"vad-ar-en-varmekamera\" class=\"wp-block-heading\">Vad \u00e4r en v\u00e4rmekamera?<\/h4>\n\n\n\n<p>En v\u00e4rmekamera \u00e4r en enhet som anv\u00e4nds f\u00f6r att uppt\u00e4cka sm\u00e5 variationer i temperatur inom en rad branscher och milj\u00f6er, s\u00e5som sjukv\u00e5rd, transport och elunderh\u00e5ll. Termisk energi och infrar\u00f6d str\u00e5lning anv\u00e4nds f\u00f6r att samla in data om utrustning och skapa bilder av dem, \u00e4ven i situationer med d\u00e5lig sikt, som t ex dimma, dis och r\u00f6k. De kan uppt\u00e4cka en m\u00e4ngd olika elektriska problem innan de uppst\u00e5r, vilket f\u00f6rhindrar maskinfel eller elektrisk fara.&nbsp;<\/p>\n\n\n\n<p>M\u00e5nga utrustningsproblem i industriell milj\u00f6 kan identifieras av vibrationer eller ljud, men dessa signaler t\u00e4cker inte alla potentiella problem som uppst\u00e5r i industriell utrustning. En v\u00e4rmekamera anv\u00e4nder en del av objektets v\u00e4rmem\u00f6nster f\u00f6r att avg\u00f6ra om den fungerar normalt eller om den kan utg\u00f6ra ett problem.&nbsp;<\/p>\n\n\n\n<h4 id=\"hur-fungerar-en-varmekamera\" class=\"wp-block-heading\">Hur fungerar en v\u00e4rmekamera?<\/h4>\n\n\n\n<p>All utrustning som har en temperatur \u00f6ver absolut noll (-273,15 grader celsius) avger infrar\u00f6d str\u00e5lning. Denna energi fr\u00e5n ett objekt kallas dess v\u00e4rmesignatur, d\u00e4r varmare temperatur ger h\u00f6gre str\u00e5lningshastighet. V\u00e4rmekameran \u00f6vers\u00e4tter dessa data till en elektronisk bild som \u00e4r synlig p\u00e5 enhetens sk\u00e4rm, s\u00e5 att anv\u00e4ndaren omedelbart kan se temperaturen p\u00e5 en utrustning visuellt. Eftersom maskiner och enheter s\u00e4llan har samma temperatur som andra delar av utrustning n\u00e4rheten, \u00e4r det l\u00e4tt f\u00f6r v\u00e4rmekameran att uppt\u00e4cka dem och skilja dem fr\u00e5n varandra bilden.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  class=\"wp-image-43512 pk-lazyload\"  width=\"698\"  height=\"283\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 698px) 100vw, 698px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Thermal-spectrum-image.png\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Thermal-spectrum-image.png 597w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Thermal-spectrum-image.png?resize=300,122 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Thermal-spectrum-image.png?resize=380,154 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Thermal-spectrum-image.png?resize=550,223 550w\" ><figcaption>Det termiska spektrumet. K\u00e4lla: FLIR<\/figcaption><\/figure>\n\n\n\n<h4 id=\"varfor-behover-datacenter-varmekameror\" class=\"wp-block-heading\">Varf\u00f6r beh\u00f6ver datacenter v\u00e4rmekameror?<\/h4>\n\n\n\n<p>Efterfr\u00e5gan p\u00e5 datacenter har skjutit i h\u00f6jden de senaste \u00e5ren, och ytterligare tillv\u00e4xt f\u00f6rv\u00e4ntas under det kommande decenniet. Datacenteranl\u00e4ggningar byggs i alla v\u00e4rldens h\u00f6rn i snabb takt som ett resultat av \u00f6kad popularitet f\u00f6r molnteknik som AI, IoT och 5G. Enligt en <a href=\"https:\/\/expertinvestoreurope.com\/data-centre-boom-expected-in-europe\/\" target=\"_blank\" rel=\"noreferrer noopener\">rapport<\/a> fr\u00e5n <a href=\"https:\/\/www.researchandmarkets.com\/\" target=\"_blank\" rel=\"noreferrer noopener\">Research and Markets<\/a>kan int\u00e4kterna fr\u00e5n datacenter \u00f6ka med upp till 60% under de kommande fyra \u00e5ren.&nbsp;<\/p>\n\n\n\n<p>Nedst\u00e4ngning av ett datacenter m\u00e5ste till varje pris undvikas eftersom det har en betydande negativ ekonomisk inverkan. Men det \u00e4r inte allt, driftstopp i datacenter kan ocks\u00e5 leda till att skada f\u00f6retagets anseende, s\u00e4rskilt om de erbjuder kundn\u00e4ra tj\u00e4nster. Eftersom det finns s\u00e5 mycket mekanisk, elektrisk och elektronisk infrastruktur under ett och samma tak, har det blivit allt mer komplext att garantera drifttid f\u00f6r datacenter. \u00d6verhettning av utrustning \u00e4r ett stort problem eftersom det kan orsaka fullst\u00e4ndig nedst\u00e4ngning av servrar, vilket kan p\u00e5verka anv\u00e4ndare runt hela v\u00e4rlden. V\u00e4rmekameror till\u00e5ter operat\u00f6ren att \u00f6vervaka temperaturen p\u00e5 dessa maskiner f\u00f6r att i f\u00f6rv\u00e4g s\u00e4kerst\u00e4lla att det v\u00e4rsta inte intr\u00e4ffar.<\/p>\n\n\n\n<h4 id=\"fordelar-med-att-anvanda-en-varmekamera\" class=\"wp-block-heading\">F\u00f6rdelar med att anv\u00e4nda en v\u00e4rmekamera<\/h4>\n\n\n\n<p><strong>Se hela bilden<\/strong><\/p>\n\n\n\n<p>V\u00e4rmekameror till skillnad fr\u00e5n IR-termometrar eller termoelement, l\u00e5ter dig skanna bredare omr\u00e5den efter varma punkter eller temperaturf\u00f6r\u00e4ndringar. Utan en v\u00e4rmekamera \u00e4r det enkelt att f\u00f6rbise viktiga faktorer som luftl\u00e4ckage, omr\u00e5den med otillr\u00e4cklig isolering eller vattenintr\u00e4ngning. Enheten kan skanna hela byggnader, HVAC-system (v\u00e4rme, ventilation och luftkonditionering) och elektroniska installationer. Den l\u00e5ter dig avsev\u00e4rt enklare j\u00e4mf\u00f6ra temperaturen p\u00e5 komponenter i samma omr\u00e5de, och missar aldrig ett potentiellt problemomr\u00e5de.<\/p>\n\n\n\n<p><strong>Spara tid och kostnader<\/strong><\/p>\n\n\n\n<p>Underh\u00e5llet av datacenterinstallationer kan vara arbetskr\u00e4vande. Men tack vare v\u00e4rmekamerans f\u00f6rm\u00e5ga att f\u00e5nga breda ytor, kan de vara mycket effektiva f\u00f6r att minska underh\u00e5llstiden, p\u00e5skynda inspektionsrundor och uppt\u00e4cka kommande problem innan de blir kostsamma operationer.&nbsp;<\/p>\n\n\n\n<p><strong>Utf\u00f6r inspektioner utan att st\u00e4nga av utrustningen<\/strong><\/p>\n\n\n\n<p>Eftersom v\u00e4rmeavbildning \u00e4r en ber\u00f6ringsfri metod, betyder det att operat\u00f6rer kan utf\u00f6ra procedurer s\u00e4kert utan att beh\u00f6va r\u00f6ra n\u00e5gon aktiv utrustning. Dessutom inneb\u00e4r det ocks\u00e5 att besiktningar kan ske utan att utrustningens vanliga funktion beh\u00f6ver avbrytas. Detta sparar \u00e4ven pengar p\u00e5 schemalagda driftstopp f\u00f6r maskiner. Det finns vissa inspektioner, som roterande UPS-system, som m\u00e5ste utf\u00f6ras under drift. F\u00f6r s\u00e5dana typer av procedurer \u00e4r v\u00e4rmekameran det perfekta verktyget.&nbsp;<\/p>\n\n\n\n<p><strong>Ta rapporteringen till n\u00e4sta niv\u00e5<\/strong><\/p>\n\n\n\n<p>Med anv\u00e4ndandet av v\u00e4rmekameror kan anv\u00e4ndare bli experter, mer omfattande rapporter om sina inspektioner som tilltalar s\u00e5v\u00e4l ledning som kunder. Anv\u00e4ndare kan hitta trender genom att j\u00e4mf\u00f6ra senaste inspektionen mot tidigare data. Anv\u00e4ndbarheten av dagens rapportl\u00f6sningar f\u00f6rb\u00e4ttras ytterligare av funktioner som mallar, batchbearbetning, bildredigering och ruttplanering.<\/p>\n\n\n\n<h4 id=\"underhallsinspektioner-med-varmeavbildning\" class=\"wp-block-heading\">Underh\u00e5llsinspektioner med v\u00e4rmeavbildning<\/h4>\n\n\n\n<p>I den moderna v\u00e4rlden omfattar underh\u00e5ll mycket mer \u00e4n bara IT-drift. F\u00f6r att f\u00f6rhindra mekaniska eller elektriska fel och efterf\u00f6ljande avbrott \u00e4r kraftdistributionscentraler och kylinfrastruktur ocks\u00e5 viktiga. M\u00e5nga system som \u00e4r livsn\u00f6dv\u00e4ndiga f\u00f6r att h\u00e5lla datacentret ig\u00e5ng v\u00e4rms upp innan de st\u00e4ngs av. Infrar\u00f6d termografi (termisk avbildning) \u00e4r ett perfekt instrument f\u00f6r att utv\u00e4rdera str\u00f6mf\u00f6rbrukning, elektriska installationer, kylutrustning och datorutrustning eftersom temperatur \u00e4r en viktig indikator p\u00e5 energif\u00f6rbrukning och utrustningens funktion.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  class=\"wp-image-43563 pk-lazyload\"  width=\"697\"  height=\"622\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 697px) 100vw, 697px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/maintenance-with-thermal-camera.png\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/maintenance-with-thermal-camera.png 629w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/maintenance-with-thermal-camera.png?resize=300,268 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/maintenance-with-thermal-camera.png?resize=380,339 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/maintenance-with-thermal-camera.png?resize=550,491 550w\" ><figcaption>Uppt\u00e4ck problem innan de uppst\u00e5r. K\u00e4lla: FLIR<\/figcaption><\/figure>\n\n\n\n<p>Prediktivt och f\u00f6rebyggande underh\u00e5llsstrategier har blivit helt beroende av rutininspektioner med v\u00e4rmekamera. Underh\u00e5llspersonal kan identifiera problem med elektriska st\u00e4llverk, motorer, HVAC-infrastruktur, avbrottsfri str\u00f6mf\u00f6rs\u00f6rjning (UPS), kraftdistributionsenheter (PDU), batterier och generatorutrustning och alla elektriska enheter som f\u00f6rs\u00f6rjer serversystemen med hj\u00e4lp av v\u00e4rmekameror. V\u00e4rmeavbildning g\u00f6r det m\u00f6jligt f\u00f6r underh\u00e5llspersonal att identifiera eventuella problem innan de resulterar i stora fel och betydande driftstopp.&nbsp;<\/p>\n\n\n\n<p>H\u00f6gre datordensitet och energieffektivitet blir alltmer n\u00f6dv\u00e4ndigt i takt med att molntj\u00e4nster blir den nya normen och datacenter v\u00e4xer exponentiellt. \u00c4gare av datacenter letar efter s\u00e4tt att ut\u00f6ka sin kapacitet och samtidigt s\u00e4nka kostnader och energianv\u00e4ndning. De kan anv\u00e4nda v\u00e4rmebilder f\u00f6r att f\u00e5 avg\u00f6rande data om hur de kan minska sina energi- och utrymmesbehov samtidigt som de f\u00f6rhindrar \u00f6verhettning.<\/p>\n\n\n\n<p>Rutinm\u00e4ssiga v\u00e4rmeavbildningskontroller kan hj\u00e4lpa underh\u00e5llspersonal att:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Identifiera eventuella dolda problem och \u00e5tg\u00e4rda dem innan de resulterar i oplanerad \u00f6vertid.&nbsp;<\/li><li>Minska risken f\u00f6r att krets\u00f6verbelastningar eller d\u00e5liga anslutningar g\u00f6r att komponentf\u00f6rs\u00e4mring inte uppt\u00e4cks.<\/li><li>F\u00f6rhindra utrustningsfel.&nbsp;<\/li><li>Uppn\u00e5 optimal utrymmes- och energihush\u00e5llning.&nbsp;<\/li><\/ul>\n\n\n\n<h4 id=\"var-kan-varmeavbildning-vara-mest-effektiv\" class=\"wp-block-heading\">Var kan v\u00e4rmeavbildning vara mest effektiv?<\/h4>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Thermal Imaging 101 with FLIR ONE\" width=\"1200\" height=\"675\" src=\"https:\/\/www.youtube.com\/embed\/y3PWsEIJnDU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>F\u00f6r att klara de m\u00e5nga underh\u00e5lls- och inspektionsuppgifterna f\u00f6r datacenter \u00e4r termisk avbildning den ideala tekniken.<\/p>\n\n\n\n<p>F\u00f6r att klara de m\u00e5nga underh\u00e5lls- och inspektionsuppgifterna f\u00f6r datacenter \u00e4r termisk avbildning den ideala tekniken.<\/p>\n\n\n\n<p><strong>Elektriska och mekaniska system<\/strong><\/p>\n\n\n\n<p>En rad elektriska eller kraftgenererande system kan inspekteras med hj\u00e4lp av v\u00e4rmekameror. N\u00e4r man \u00f6vervakar tillst\u00e5ndet hos en elektrisk installation \u00e4r v\u00e4rmeutveckling en mycket bra indikator p\u00e5 eventuella defekter den kan ha. V\u00e4rme alstras n\u00e4r str\u00f6m flyter genom ett resistivt element. Elektriska anslutningar kan bli resistiva med tiden, till f\u00f6ljd av korrosion och glapp. Efterf\u00f6ljande temperatur\u00f6kning kan g\u00f6ra att komponenter g\u00e5r s\u00f6nder, vilket leder till oplanerade avbrott.&nbsp;<\/p>\n\n\n\n<p>Belastningsobalanser och \u00f6kningar i str\u00f6mimpedans \u00e4r n\u00e5gra problem som elektriska system kan st\u00f6ta p\u00e5. V\u00e4rmeavbildning kan snabbt lokalisera heta punkter, fastst\u00e4lla hur allvarlig problemet \u00e4r och hj\u00e4lpa till att fastst\u00e4lla den tidsram inom vilken utrustningen b\u00f6r repareras.<\/p>\n\n\n\n<p>Termisk avbildning kan hj\u00e4lpa till att uppt\u00e4cka problem med:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u00d6verhettade anslutningar<\/li><li>\u00d6verbelastade eller obalanserade kretsar<\/li><li>Skadade str\u00f6mbrytare<\/li><li>Felaktiga s\u00e4kringar<\/li><li>Str\u00f6mf\u00f6rs\u00f6rjningar<\/li><li>Batterisystem<\/li><li>Generatorsystem<\/li><li>Avbrottsfria str\u00f6mf\u00f6rs\u00f6rjningar (UPS)<\/li><li>Transformatorer<\/li><li>Elektriska paneler<\/li><li>Resistiva lastbanker<\/li><\/ul>\n\n\n\n<p><strong>HVAC och kylsystem<\/strong><\/p>\n\n\n\n<p>Datacenter kr\u00e4ver idealiska luftkylningsf\u00f6rh\u00e5llanden f\u00f6r att fungera smidigt och effektivt. En varm g\u00e5ng-\/kall g\u00e5ngkonfiguration anv\u00e4nds ofta i datacenter. Serverrack \u00e4r ordnade i g\u00e5ngar med fronterna v\u00e4nda mot varandra. De kalla g\u00e5ngarna tar emot kall luft fr\u00e5n CRAC-enheten (Computer Room Air-Conditioning), som \u00e4r placerad i botten p\u00e5 det upph\u00f6jda golvet. Denna svala luft kyler servrarna i racken. Samtidigt pumpar servrarnas baksida ut varmluft till den varma g\u00e5ngen, som sedan leds tillbaka till CRAC-enheten.&nbsp;<\/p>\n\n\n\n<p>En rad elektriska eller kraftgenererande system kan inspekteras med hj\u00e4lp av v\u00e4rmekameror. N\u00e4r man \u00f6vervakar tillst\u00e5ndet hos en elektrisk installation \u00e4r v\u00e4rmeutveckling en mycket bra indikator p\u00e5 eventuella defekter den kan ha. V\u00e4rme alstras n\u00e4r str\u00f6m flyter genom ett resistivt element. Elektriska anslutningar kan bli resistiva med tiden, till f\u00f6ljd av korrosion och glapp. Efterf\u00f6ljande temperatur\u00f6kning kan g\u00f6ra att komponenter g\u00e5r s\u00f6nder, vilket leder till oplanerade avbrott.&nbsp;<\/p>\n\n\n\n<p>Belastningsobalanser och \u00f6kningar i str\u00f6mimpedans \u00e4r n\u00e5gra problem som elektriska system kan st\u00f6ta p\u00e5. V\u00e4rmeavbildning kan snabbt lokalisera heta punkter, fastst\u00e4lla hur allvarlig problemet \u00e4r och hj\u00e4lpa till att fastst\u00e4lla den tidsram inom vilken utrustningen b\u00f6r repareras.<\/p>\n\n\n\n<p>Termisk avbildning kan hj\u00e4lpa till att uppt\u00e4cka problem med:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u00d6verhettade anslutningar<\/li><li>\u00d6verbelastade eller obalanserade kretsar<\/li><li>Skadade str\u00f6mbrytare<\/li><li>Felaktiga s\u00e4kringar<\/li><li>Str\u00f6mf\u00f6rs\u00f6rjningar<\/li><li>Batterisystem<\/li><li>Generatorsystem<\/li><li>Avbrottsfria str\u00f6mf\u00f6rs\u00f6rjningar (UPS)<\/li><li>Transformatorer<\/li><li>Elektriska paneler<\/li><li>Resistiva lastbanker<\/li><\/ul>\n\n\n\n<p><strong>HVAC och kylsystem<\/strong><\/p>\n\n\n\n<p>Datacenter kr\u00e4ver idealiska luftkylningsf\u00f6rh\u00e5llanden f\u00f6r att fungera smidigt och effektivt. En varm g\u00e5ng-\/kall g\u00e5ngkonfiguration anv\u00e4nds ofta i datacenter. Serverrack \u00e4r ordnade i g\u00e5ngar med fronterna v\u00e4nda mot varandra. De kalla g\u00e5ngarna tar emot kall luft fr\u00e5n CRAC-enheten (Computer Room Air-Conditioning), som \u00e4r placerad i botten p\u00e5 det upph\u00f6jda golvet. Denna svala luft kyler servrarna i racken. Samtidigt pumpar servrarnas baksida ut varmluft till den varma g\u00e5ngen, som sedan leds tillbaka till CRAC-enheten.&nbsp;<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  class=\"wp-image-43580 pk-lazyload\"  width=\"700\"  height=\"316\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 700px) 100vw, 700px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Hot-aisle-cold-aisle-image.png\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Hot-aisle-cold-aisle-image.png 564w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Hot-aisle-cold-aisle-image.png?resize=300,136 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Hot-aisle-cold-aisle-image.png?resize=380,172 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/Hot-aisle-cold-aisle-image.png?resize=550,249 550w\" ><figcaption>Ett exempel p\u00e5 driftlayouten f\u00f6r varm g\u00e5ng\/kall g\u00e5ng. K\u00e4lla: FLIR<\/figcaption><\/figure>\n\n\n\n<p>N\u00e4r datacenter nuf\u00f6rtiden packar in fler servrar i sina rack, har termisk bildbehandling \u00f6kat i betydelse som ett s\u00e4tt att s\u00e4kerst\u00e4lla optimal prestanda f\u00f6r varm g\u00e5ng\/kall g\u00e5ng. Anv\u00e4ndare kan identifiera problem som felinriktade kanalsystem och elektriska fel med hj\u00e4lp av v\u00e4rmekameror och sedan best\u00e4mma vilka korrigerande \u00e5tg\u00e4rder som ska vidtas. Att anv\u00e4nda en v\u00e4rmekamera under en HVAC-inspektion kan:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u00d6vervaka serverrackets temperaturf\u00f6rdelningsm\u00f6nster<\/li><li>Lokalisera feldragna och l\u00e4ckande kanaler<\/li><li>Se elektriska eller mekaniska CRAC-enhetsdefekter<\/li><li>Best\u00e4mma k\u00e4llan till energif\u00f6rluster<\/li><li>Hitta saknad isolering<\/li><li>Uppt\u00e4ck AC-kondensatl\u00e4ckor<\/li><li>Hitta interna serverfl\u00e4ktar som inte fungerar eller \u00e4r skadade<\/li><\/ul>\n\n\n\n<p>N\u00e4r datacenter nuf\u00f6rtiden packar in fler servrar i sina rack, har termisk bildbehandling \u00f6kat i betydelse som ett s\u00e4tt att s\u00e4kerst\u00e4lla optimal prestanda f\u00f6r varm g\u00e5ng\/kall g\u00e5ng. Anv\u00e4ndare kan identifiera problem som felinriktade kanalsystem och elektriska fel med hj\u00e4lp av v\u00e4rmekameror och sedan best\u00e4mma vilka korrigerande \u00e5tg\u00e4rder som ska vidtas. Att anv\u00e4nda en v\u00e4rmekamera under en HVAC-inspektion kan:<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>\u00d6vervaka serverrackets temperaturf\u00f6rdelningsm\u00f6nster<\/li><li>Lokalisera feldragna och l\u00e4ckande kanaler<\/li><li>Se elektriska eller mekaniska CRAC-enhetsdefekter<\/li><li>Best\u00e4mma k\u00e4llan till energif\u00f6rluster<\/li><li>Hitta saknad isolering<\/li><li>Uppt\u00e4ck AC-kondensatl\u00e4ckor<\/li><li>Hitta interna serverfl\u00e4ktar som inte fungerar eller \u00e4r skadade<\/li><\/ul>\n\n\n\n<p><strong>Solenergi<\/strong><\/p>\n\n\n\n<p>Solpanelen, som \u00e4r den mest avg\u00f6rande komponenten i ett solenergisystem, m\u00e5ste vara tillf\u00f6rlitlig och kunna forts\u00e4tta producera el i m\u00e5nga \u00e5r. Tyv\u00e4rr kan solpaneler skadas. F\u00f6r att snabbt identifiera problem med solpaneler ner p\u00e5 cellniv\u00e5, skannar underh\u00e5llsspecialister d\u00e4rf\u00f6r solpaneler som \u00e4r utplacerade p\u00e5 hustak eller i solparker med hj\u00e4lp av v\u00e4rmekameror.<\/p>\n\n\n\n<p>Solpanelen, som \u00e4r den mest avg\u00f6rande komponenten i ett solenergisystem, m\u00e5ste vara tillf\u00f6rlitlig och kunna forts\u00e4tta producera el i m\u00e5nga \u00e5r. Tyv\u00e4rr kan solpaneler skadas. F\u00f6r att snabbt identifiera problem med solpaneler ner p\u00e5 cellniv\u00e5, skannar underh\u00e5llsspecialister d\u00e4rf\u00f6r solpaneler som \u00e4r utplacerade p\u00e5 hustak eller i solparker med hj\u00e4lp av v\u00e4rmekameror.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img  loading=\"lazy\"  decoding=\"async\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABAQMAAAAl21bKAAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAApJREFUCNdjYAAAAAIAAeIhvDMAAAAASUVORK5CYII=\"  alt=\"\"  class=\"wp-image-43597 pk-lazyload\"  width=\"700\"  height=\"481\"  data-pk-sizes=\"auto\"  data-ls-sizes=\"auto, (max-width: 700px) 100vw, 700px\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/solar-panels-thermal-imaging.png\"  data-pk-srcset=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/solar-panels-thermal-imaging.png 578w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/solar-panels-thermal-imaging.png?resize=300,206 300w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/solar-panels-thermal-imaging.png?resize=380,261 380w, https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/solar-panels-thermal-imaging.png?resize=550,378 550w\" ><figcaption>Avsl\u00f6ja moduler som genomg\u00e5ende \u00e4r hetare \u00e4n andra och hitta fysisk skada. K\u00e4lla: FLIR<\/figcaption><\/figure>\n\n\n\n<p><strong>F\u00f6rnybar energi<\/strong><\/p>\n\n\n\n<p><a href=\"https:\/\/knowhow.distrelec.com\/sv\/it-digital-sv\/varfor-maste-datacenter-prioritera-hallbarhet\/\" target=\"_blank\" rel=\"noreferrer noopener\">Anv\u00e4ndningen av f\u00f6rnybara energik\u00e4llor, som sol- och vindenergi, f\u00f6rb\u00e4ttras bland datacenteroperat\u00f6rer<\/a>. Datacenter kan minska sin milj\u00f6p\u00e5verkan samtidigt som de uppn\u00e5r l\u00e5ngsiktiga h\u00e5llbarhetsm\u00e5l tack vare dessa f\u00f6rnybara energik\u00e4llor.<\/p>\n\n\n\n<p><strong>Fysisk trygghet<\/strong><\/p>\n\n\n\n<p>V\u00e4rmekameror kan identifiera mer \u00e4n bara temperaturvariationer eller heta punkter. De hj\u00e4lper till att f\u00f6rsvara en fysisk gr\u00e4ns mot o\u00f6nskade inkr\u00e4ktare eller inkr\u00e4ktare. Eftersom datacenter fungerar 24\/7 kr\u00e4ver de effektiv teknik som m\u00f6jligg\u00f6r kontinuerlig \u00f6vervakning av anl\u00e4ggningen.&nbsp;<\/p>\n\n\n\n<p>F\u00f6r datacenterinstallationer \u00e4r termiska s\u00e4kerhetskameror med h\u00f6g kontrast, h\u00f6g uppl\u00f6sning och l\u00e5nga detektionsintervall perfekta. V\u00e4rmekameror kan, till skillnad fr\u00e5n vanliga videokameror, observera i de flesta ogynnsamma v\u00e4derf\u00f6rh\u00e5llanden, som l\u00e4tt regn, dimma, r\u00f6k eller totalt m\u00f6rker.<\/p>\n\n\n\n<p>V\u00e4rmekameror kan skilja mellan en person och ett fordon n\u00e4r de anv\u00e4nds i samarbete med videoanalys. Kunder f\u00e5r redundans och minskar risken f\u00f6r en falsk positiv n\u00e4r de anv\u00e4nds tillsammans med radar. Fj\u00e4rroperat\u00f6rer kan utv\u00e4rdera termiska och synliga videofl\u00f6den av omr\u00e5det f\u00f6r b\u00e4ttre larmverifiering och identifiering av inkr\u00e4ktare genom att integrera v\u00e4rmekameror med visuella HD-kameror.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img  loading=\"lazy\"  decoding=\"async\"  height=\"716\"  width=\"1024\"  src=\"data:image\/png;base64,iVBORw0KGgoAAAANSUhEUgAABAAAAALMAQMAAABAKVI1AAAAA1BMVEUAAP+KeNJXAAAAAXRSTlMAQObYZgAAAAlwSFlzAAAOxAAADsQBlSsOGwAAAG9JREFUeNrtwQEBAAAAgiD\/r25IQAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA8G5o2wABc3SeOAAAAABJRU5ErkJggg==\"  alt=\"\"  class=\"wp-image-43615 pk-lazyload\"  data-pk-sizes=\"auto\"  data-pk-src=\"https:\/\/knowhow.distrelec.com\/wp-content\/uploads\/2023\/01\/iStock-1187982043-1024x716.jpg\" ><figcaption>V\u00e4rmekamera. Tekniker som anv\u00e4nder v\u00e4rmekamera f\u00f6r att kontrollera temperaturen p\u00e5 industriell utrustning<\/figcaption><\/figure>\n\n\n\n<h4 id=\"vilka-specifikationer-bor-man-tanka-pa-nar-man-bestammer-sig-for-vilken-varmekamera-man-ska-kopa\" class=\"wp-block-heading\"><strong>Vilka specifikationer b\u00f6r man t\u00e4nka p\u00e5 n\u00e4r man best\u00e4mmer sig f\u00f6r vilken v\u00e4rmekamera man ska k\u00f6pa?<\/strong><\/h4>\n\n\n\n<p><strong>Omr\u00e5de<\/strong> <strong>&#8211; <\/strong>detta h\u00e4nvisar till den temperatur som kameran kan m\u00e4ta. Att v\u00e4lja ett h\u00f6gre temperaturomr\u00e5de \u00e4r avg\u00f6rande f\u00f6r att m\u00e4ta varmare industriella applikationer som pannor eller ugnar. N\u00e4r en kamera \u00e4r utom r\u00e4ckh\u00e5ll och inte kan m\u00e4ta ett objekts temperatur, visas en asterisk bredvid siffran f\u00f6r att indikera att kameran uppskattar temperaturen.&nbsp;<\/p>\n\n\n\n<p><strong>Synf\u00e4lt (FOV, Field of view) &#8211; <\/strong>FOV \u00e4r beroende av linsen och relaterar till hur mycket du kan se genom linsen. F\u00f6r n\u00e4ra arbete beh\u00f6vs en FOV p\u00e5 45\u00b0 eller h\u00f6gre och f\u00f6r jobb p\u00e5 l\u00e4ngre avst\u00e5nd beh\u00f6vs ett teleobjektiv (6\u00b0 eller 12\u00b0).&nbsp;<\/p>\n\n\n\n<p><strong>IR- uppl\u00f6sning &#8211; <\/strong>h\u00e4nvisar till antalet pixlar p\u00e5 sk\u00e4rmen. Ju h\u00f6gre uppl\u00f6sning, desto mer data kan kameran samla in.&nbsp;<\/p>\n\n\n\n<p><strong>Termisk k\u00e4nslighet &#8211; <\/strong>ibland kallad Noise Equivalent Temperature Difference (NETD), termisk k\u00e4nslighet avser den minsta skillnad i temperatur som kameran kan f\u00e5nga. Ju l\u00e4gre siffra, desto k\u00e4nsligare \u00e4r v\u00e4rmekameran.&nbsp;<\/p>\n\n\n\n<p><strong> Fokus &#8211; <\/strong>v\u00e4rmekameror har vanligtvis tre typer av fokus: fast, manuellt eller automatiskt. Fast betyder att den alltid \u00e4r i fokus, manuell betyder att anv\u00e4ndaren m\u00e5ste \u00e4ndra den sj\u00e4lv, och automatisk betyder att kameran fokuserar automatiskt baserat p\u00e5 vad den kan se.&nbsp;<\/p>\n\n\n\n<p><strong> Spektralomr\u00e5de &#8211; <\/strong>h\u00e4nvisar till det v\u00e5gl\u00e4ngdsomr\u00e5de som v\u00e4rmekameran kan detektera.<\/p>\n\n\n\n<p>Om du brottas med att v\u00e4lja r\u00e4tt v\u00e4rmekamera f\u00f6r just dig, ta en titt p\u00e5 de <a href=\"https:\/\/knowhow.distrelec.com\/sv\/elektronik-sv\/5-bastsaljare-fran-flir\/?utm_source=LinkedIn&amp;utm_medium=social-media&amp;utm_campaign=knowhow\" target=\"_blank\" rel=\"noreferrer noopener\">b\u00e4sts\u00e4ljande kamerorna fr\u00e5n Flir<\/a> fr\u00e5n Elfa Distrelecs webbshop f\u00f6r lite inspiration.&nbsp;<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button aligncenter\"><a class=\"wp-block-button__link has-red-background-color has-background\" href=\"https:\/\/www.distrelec.com\/global\/?search=flir\" target=\"_blank\" rel=\"noreferrer noopener\">Uppt\u00e4ck FLIR v\u00e4rmekameror<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"Vad \u00e4r en v\u00e4rmekamera? En v\u00e4rmekamera \u00e4r en enhet som anv\u00e4nds f\u00f6r att uppt\u00e4cka sm\u00e5 variationer i temperatur&hellip;\n","protected":false},"author":27,"featured_media":43649,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"csco_singular_sidebar":"","csco_page_header_type":"","csco_appearance_grid":"","csco_page_load_nextpost":"","csco_post_video_location":[],"csco_post_video_location_hash":"","csco_post_video_url":"","csco_post_video_bg_start_time":0,"csco_post_video_bg_end_time":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1013,244,243],"tags":[],"coauthors":[],"class_list":{"0":"post-44537","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-internet-of-things-iot","8":"category-tillverkning","9":"category-underhall-reparation-och-drift","10":"cs-entry","11":"cs-video-wrap"},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - 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