{"id":91486,"date":"2020-08-13T19:42:54","date_gmt":"2020-08-13T17:42:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/servery-v-data-czentre-microsoft-prorabotali-dvoe-sutok-na-vodorode"},"modified":"2020-08-13T19:42:54","modified_gmt":"2020-08-13T17:42:54","slug":"servery-v-data-czentre-microsoft-prorabotali-dvoe-sutok-na-vodorode","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/administrirovanie\/servery-v-data-czentre-microsoft-prorabotali-dvoe-sutok-na-vodorode","title":{"rendered":"Servere i Microsofts datacenter har k\u00f8rt i to dage p\u00e5 hydrogen.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><img decoding=\"async\" alt=\"Servere i Microsofts datacenter har k\u00f8rt i to dage p\u00e5 hydrogen.\" src=\"\/wp-content\/uploads\/2020\/08\/50b11e71bfc20cb8e7387ffbc70044f1.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nMicrosoft <noindex><a rel=\"nofollow\" href=\"https:\/\/news.microsoft.com\/innovation-stories\/hydrogen-datacenters\/\">har annonceret<\/a><\/noindex> Om den f\u00f8rste store eksperiment i verden med at bruge br\u00e6ndselsceller til at drive servere i datacentre.<\/p>\n<p>Installationen af 250 kW blev udf\u00f8rt af selskabet <noindex><a rel=\"nofollow\" href=\"https:\/\/powerinnovations.com\/\">Power Innovations<\/a><\/noindex>. I fremtiden vil en s\u00e5dan 3-megawatt installation erstatte de traditionelle dieselgeneratorer, der i \u00f8jeblikket bruges som backup str\u00f8mkilde i datacentre.<\/p>\n<p>Brint betragtes som et milj\u00f8venligt br\u00e6ndstof, da resultatet af dets forbr\u00e6nding kun er vand.<br \/>\n<noindex><a rel=\"nofollow\" name=\"habracut\"><\/a><\/noindex><br \/>\nMicrosoft har sat sig for <noindex><a rel=\"nofollow\" href=\"https:\/\/blogs.microsoft.com\/on-the-issues\/?p=63918\">fuldst\u00e6ndigt at erstatte alle dieselgeneratorer i sine datacentre inden 2030<\/a><\/noindex>. <\/p>\n<p>Som i andre datacentre anvendes dieselgeneratorer i Azure datacentre som backup str\u00f8mkilder, n\u00e5r der er str\u00f8mafbrud p\u00e5 hovedledningen. Dette udstyr er inaktivt 99% af tiden, men datacentret holder det stadig i funktionsdygtig stand, s\u00e5 det kan fungere uafbrudt i tilf\u00e6lde af sj\u00e6ldne fejl. I praksis gennemg\u00e5r Microsoft kun m\u00e5nedlige funktionstest og \u00e5rlige belastningstest, n\u00e5r belastningen rent faktisk leveres til serverne. Str\u00f8mafbrud sker ikke hvert \u00e5r.<\/p>\n<p>Men Microsofts specialister har beregnet, at de nyeste modeller af br\u00e6ndselsceller p\u00e5 brint allerede er \u00f8konomisk mere rentable end dieselgeneratorer.<\/p>\n<p>Desuden bruges batterier i \u00f8jeblikket til backup-str\u00f8mforsyning (UPS), som giver str\u00f8m i et kort tidsrum (fra 30 sekunder til 10 minutter) mellem netafbrydelsen og opstart af dieselgeneratorerne. De sidstn\u00e6vnte kan k\u00f8re uafbrudt, s\u00e5 l\u00e6nge de har benzin.<\/p>\n<p>Br\u00e6ndselscellen p\u00e5 brint erstatter b\u00e5de UPS og dieselgeneratoren. Den best\u00e5r af tanke til opbevaring af brint og en elektrolyseenhed, der nedbryder vandmolekyler til brint og ilt. S\u00e5dan ser Power Innovations model p\u00e5 250 kW ud i virkeligheden:<\/p>\n<p><img decoding=\"async\" alt=\"Servere i Microsofts datacenter har k\u00f8rt i to dage p\u00e5 hydrogen.\" src=\"\/wp-content\/uploads\/2020\/08\/c00a33bf4718cbce770e2bbddae4ae8c.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Installationen tilsluttes blot det eksisterende elnet \u2013 og kr\u00e6ver ikke br\u00e6ndstoftilf\u00f8rsel udefra, som dieselgeneratoren. Den kan integreres med solpaneler eller vindm\u00f8lleparker, hvilket muligg\u00f8r generering af tilstr\u00e6kkelig brint til at fylde tankene. P\u00e5 den m\u00e5de bruges brint som en kemisk energilager for sol- og vindstationer.<\/p>\n<p>I 2018 gennemf\u00f8rte forskere fra National Renewable Energy Laboratory i Colorado (USA) det f\u00f8rste vellykkede eksperiment med at forsyne serverracks med br\u00e6ndselsceller baseret p\u00e5 PEM (protonudvekslingsmembran), det vil sige p\u00e5 <noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Proton-exchange_membrane_fuel_cell\">protonudvekslingsmembraner<\/a><\/noindex>.<\/p>\n<p>PEM er en relativt ny teknologi til fremstilling af brint. I \u00f8jeblikket erstatter s\u00e5danne anl\u00e6g gradvist den traditionelle alkaliske elektrolyse. Hjertet i systemet er elektrolysecellen, som har to elektroder: katode og anode. Mellem dem er der en fast elektrolyt, som er protonudvekslingsmembranen lavet af h\u00f8jteknologisk polymer. <\/p>\n<p><img decoding=\"async\" alt=\"Servere i Microsofts datacenter har k\u00f8rt i to dage p\u00e5 hydrogen.\" src=\"\/wp-content\/uploads\/2020\/08\/d98293fbf914190f025702c587eee179.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/p>\n<p>Teknologisk set str\u00f8mmer protoner stabilt gennem membranen, mens elektroner bev\u00e6ger sig gennem en ekstern ledning. Deioniseret vand tilf\u00f8res anoden, hvor det nedbrydes til protoner, elektroner og gasformigt ilt. Protoner passerer gennem membranen, mens elektroner bev\u00e6ger sig gennem den eksterne elektriske kreds. Ved katoden genforenes protoner og elektroner og danner gasformig brint (H2).<\/p>\n<p>Dette er en ekstremt effektiv, p\u00e5lidelig og omkostningseffektiv metode til at producere brint direkte p\u00e5 forbrugsstedet. N\u00e5r brint og ilt forbindes, dannes der vanddamp, og elektricitet genereres.<\/p>\n<p>I september 2019 begyndte Power Innovations at eksperimentere med en 250 kW br\u00e6ndselscelle, der forsyner 10 komplette serverracks med energi. I december bestod systemet en 24-timers p\u00e5lidelighedstest, og i juni 2020 en 48-timers test.<\/p>\n<p>Under det seneste eksperiment fungerede fire s\u00e5danne br\u00e6ndselsceller automatisk. <noindex><a rel=\"nofollow\" href=\"https:\/\/powerinnovations.com\/new-hydrogen-fuel-cell-record\/\">Registrerede rekordindikationer<\/a><\/noindex>:<\/p>\n<ul>\n<li>48 timer med konstant drift\n<\/li>\n<li>Genereret 10.560 kWh elektricitet\n<\/li>\n<li>Brugt 814 kg brint\n<\/li>\n<li>Produceret 7000 l vand<\/li>\n<\/ul>\n<p>\n<img decoding=\"async\" alt=\"Servere i Microsofts datacenter har k\u00f8rt i to dage p\u00e5 hydrogen.\" src=\"\/wp-content\/uploads\/2020\/08\/1e41fea49cbc1af16b4f5603cad9e478.jpg\" style=\"display:block;margin: 0 auto;\" \/><br \/>\n<br \/>\nNu planl\u00e6gger virksomheden at konstruere en br\u00e6ndselscelle p\u00e5 3 megawatt med samme teknologi. Denne vil nu kunne matche dieselgeneratorerne, der er installeret i Azure-datacentre.<\/p>\n<p>Den internationale organisation <noindex><a rel=\"nofollow\" href=\"https:\/\/hydrogencouncil.com\/en\/\">Hydrogen Council<\/a><\/noindex>, der samler producenter af udstyr, transportvirksomheder og store kunder \u2014 Microsoft har allerede udpeget sin repr\u00e6sentant til dette r\u00e5d. I princippet er alle teknologier til produktion af brint og generation af elektricitet allerede tilg\u00e6ngelige. Opgaven for organisationen er at skalere dem. Der er stadig meget arbejde tilbage her.<\/p>\n<p>Specialister ser et stort potentiale i PEM br\u00e6ndselsceller. I de sidste to \u00e5r er deres omkostninger faldet med cirka fire gange. De supplerer perfekt solcelle- og vindm\u00f8lleanl\u00e6g, idet de oplagrer energi i perioder med maksimal produktion \u2014 og tilbageleverer den til nettet i perioder med spidsbelastning. <\/p>\n<p>Igen kan de bruges til m\u00e6gling p\u00e5 energib\u00f8rsen, n\u00e5r systemet k\u00f8ber energi i perioder med minimale eller endda <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/post\/409387\/\">negative priser<\/a><\/noindex>\u00a0\u2014 og tilbageleverer den i perioder med maksimal v\u00e6rdi. S\u00e5danne m\u00e6glesystemer kan arbejde automatisk, ligesom handelsrobotter.<\/p>\n<p><\/p>\n<h4>Annoncering<\/h4>\n<p>\nN\u00f8dstr\u00f8mskilderne i vores datacentre fungerer ikke p\u00e5 brint, men p\u00e5lideligheden er i top! Vore <b>episke servere<\/b> \u2014 er kraftfulde <noindex><a rel=\"nofollow\" href=\"https:\/\/vdsina.ru\/cloud-servers?partner=habr62\">VDS i Moskva<\/a><\/noindex>, der bruger moderne processorer fra AMD. <br \/>\nOm hvordan vi byggede klyngen til denne tjeneste i <noindex><a rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vdsina\/blog\/514570\/\">denne artikel<\/a><\/noindex> p\u00e5 Habr.<\/p>\n<p><noindex><a rel=\"nofollow\" href=\"https:\/\/vdsina.ru\/cloud-servers?partner=habr62\"><img decoding=\"async\" alt=\"Servere i Microsofts datacenter har k\u00f8rt i to dage p\u00e5 hydrogen.\" src=\"\/wp-content\/uploads\/2020\/08\/a19d63201661dc084052c4c39ba235fa.jpg\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><br \/>\n<br \/>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/habr.com\/ru\/company\/vdsina\/blog\/514692\/\">habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>Microsoft \u043e\u0431\u044a\u044f\u0432\u0438\u043b\u0430 \u043e \u043f\u0435\u0440\u0432\u043e\u043c \u0432 \u043c\u0438\u0440\u0435 \u043a\u0440\u0443\u043f\u043d\u043e\u043c\u0430\u0441\u0448\u0442\u0430\u0431\u043d\u043e\u043c \u044d\u043a\u0441\u043f\u0435\u0440\u0438\u043c\u0435\u043d\u0442\u0435 \u043f\u043e \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044e \u0432\u043e\u0434\u043e\u0440\u043e\u0434\u043d\u044b\u0445 \u0442\u043e\u043f\u043b\u0438\u0432\u043d\u044b\u0445 \u044f\u0447\u0435\u0435\u043a \u0434\u043b\u044f \u044d\u043d\u0435\u0440\u0433\u043e\u043f\u0438\u0442\u0430\u043d\u0438\u044f \u0441\u0435\u0440\u0432\u0435\u0440\u043e\u0432 \u0432 \u0434\u0430\u0442\u0430-\u0446\u0435\u043d\u0442\u0440\u0435. \u0423\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0443 250 \u043a\u0412\u0442 \u043f\u0440\u043e\u0438\u0437\u0432\u0435\u043b\u0430 \u043a\u043e\u043c\u043f\u0430\u043d\u0438\u044f Power Innovations. \u0412 \u0431\u0443\u0434\u0443\u0449\u0435\u043c \u043f\u043e\u0434\u043e\u0431\u043d\u0430\u044f 3-\u043c\u0435\u0433\u0430\u0432\u0430\u0442\u0442\u043d\u0430\u044f \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043a\u0430 \u0437\u0430\u043c\u0435\u043d\u0438\u0442 \u0442\u0440\u0430\u0434\u0438\u0446\u0438\u043e\u043d\u043d\u044b\u0435 \u0434\u0438\u0437\u0435\u043b\u044c-\u0433\u0435\u043d\u0435\u0440\u0430\u0442\u043e\u0440\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0441\u0435\u0439\u0447\u0430\u0441 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044e\u0442\u0441\u044f \u043a\u0430\u043a \u0440\u0435\u0437\u0435\u0440\u0432\u043d\u044b\u0439 \u0438\u0441\u0442\u043e\u0447\u043d\u0438\u043a \u043f\u0438\u0442\u0430\u043d\u0438\u044f \u0432 \u0426\u041e\u0414. \u0412\u043e\u0434\u043e\u0440\u043e\u0434 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u043a\u0430\u043a \u044d\u043a\u043e\u043b\u043e\u0433\u0438\u0447\u0435\u0441\u043a\u0438 \u0447\u0438\u0441\u0442\u043e\u0435 \u0442\u043e\u043f\u043b\u0438\u0432\u043e, \u043f\u043e\u0442\u043e\u043c\u0443 \u0447\u0442\u043e \u0432 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442\u0435 \u0435\u0433\u043e \u0441\u0433\u043e\u0440\u0430\u043d\u0438\u044f \u043e\u0431\u0440\u0430\u0437\u0443\u0435\u0442\u0441\u044f [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":91487,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[688],"tags":[],"class_list":["post-91486","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-administrirovanie"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 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