Hello, Habr! Makonni biyu da suka gabata rana ce mai zafi, wanda muka tattauna a cikin "ɗakin shan taba" na tattaunawar aiki. Bayan 'yan mintoci kaɗan, tattaunawar game da yanayin ya juya zuwa tattaunawa game da tsarin sanyaya don cibiyoyin bayanai. Ga masu fasaha, musamman ma'aikatan Selectel, wannan ba abin mamaki bane; koyaushe muna magana game da batutuwa iri ɗaya.
A yayin tattaunawar, mun yanke shawarar buga labarin game da tsarin sanyaya a cikin cibiyoyin bayanai na Selectel. Labarin na yau shine game da sanyaya kyauta, fasahar da ake amfani da ita a cibiyoyin bayanan mu guda biyu. A ƙasa yanke akwai cikakken labari game da mafitanmu da fasalin su. An raba cikakkun bayanai na fasaha ta hanyar shugaban sashen sabis na kwandishan da tsarin kula da iska, Leonid Lupandin, da babban marubucin fasaha Nikolay Rubanov.
Tsarin sanyaya a Selectel
Anan ga ɗan taƙaitaccen bayanin irin tsarin sanyaya da muke amfani da su a duk wuraren aikinmu. Za mu ci gaba zuwa sanyaya kyauta a sashe na gaba. Muna da a Moscow, St. Petersburg da kuma yankin Leningrad. Yanayin yanayi a waɗannan yankuna ya bambanta, don haka muna amfani da tsarin sanyaya daban-daban. Af, a cikin Moscow data cibiyar sau da yawa tushen wargi cewa wadanda ke da alhakin sanyaya sun kasance kwararru tare da sunayen Kholodilin da Moroz. Hakan ya faru ne bisa kuskure, amma har yanzu...
Anan akwai jerin DCs tare da tsarin sanyaya da aka yi amfani da su:
- Berzarina - free-sanyi.
- Fure 1 - freon, na'urorin kwandishan masana'antu na gargajiya don cibiyoyin bayanai.
- Fure 2 - chillers.
- Dubrovka 1 - chillers.
- Dubrovka 2 - freon, na'urorin kwandishan masana'antu na gargajiya don cibiyoyin bayanai.
- Dubrovka 3 - free-sanyi.
A cikin cibiyoyin bayanan mu, muna ƙoƙarin kiyaye zafin iska a ƙananan iyaka na shawarar da aka ba da shawarar iyaka. Yana da 23 ° C.
Game da kwantar da hankali
A cikin cibiyoyin bayanai guda biyu, Dubrovka 3 и Berzarina, mun shigar da tsarin sanyaya kyauta, da kuma daban-daban.
Tsarin sanyaya kyauta a cikin DC Berzarina
Babban ka'idar tsarin sanyaya kyauta shine kawar da masu musayar zafi, don haka sanyaya kayan aikin kwamfuta yana faruwa saboda busawa tare da iskan titi. Ana tsaftace ta ta amfani da masu tacewa, bayan haka ta shiga dakin injin. A cikin kaka da hunturu, iska mai sanyi yana buƙatar "diluted" tare da iska mai dumi don kada yawan zafin jiki na iska wanda ke kadawa akan kayan aiki ba zai canza ba. A lokacin rani a Moscow da St. Petersburg, ana buƙatar ƙarin sanyaya.
Madaidaicin madafan iska
Me yasa sanyaya kyauta? Ee, saboda fasahar sanyaya kayan aiki ne mai tasiri. Tsarin sanyaya kyauta gabaɗaya yana da arha don aiki fiye da na yau da kullun na na'urorin sanyaya iska. Wani fa'ida na sanyaya kyauta shine tsarin sanyaya ba su da irin wannan mummunan tasiri akan yanayi kamar na'urorin sanyaya iska tare da freon.
Tsarin sanyaya kyauta kai tsaye tare da sanyaya bayan gida ba tare da ɗaga bene ba
Mahimmin batu: Ana amfani da sanyaya kyauta a cikin cibiyoyin bayanan mu tare da tsarin sanyaya bayan. A cikin hunturu, babu matsaloli tare da shan iska mai sanyi na waje - yana da sanyi a waje, wani lokacin har ma da sanyi sosai, don haka ba a buƙatar ƙarin tsarin sanyaya. Amma a lokacin rani yanayin iska yana tashi. Idan muka yi amfani da tsabtataccen sanyaya kyauta, zafin jiki a ciki zai kasance kusan 27 ° C. Bari mu tunatar da ku cewa ma'aunin zafin jiki na Selectel shine 23 ° C.
A cikin yankin Leningrad, matsakaicin zafin rana na dogon lokaci, har ma a watan Yuli, yana kusa da 20 ° C. Kuma komai zai yi kyau, amma a wasu kwanaki yana zafi sosai. A cikin 2010, an yi rikodin rikodin zafin jiki na +37.8 ° C a yankin. Idan akai la'akari da wannan yanayin, ba za ku iya ƙididdigewa akan sanyaya kyauta ba - rana ɗaya mai zafi a shekara ta fi isa ga zafin jiki ya wuce daidaitattun.
Tun da St. Petersburg da Moscow sune megacities tare da gurɓataccen iska, muna amfani da tsarkakewar iska sau uku lokacin ɗaukar shi daga titi - matatun G4, G5 da G7. Kowanne na gaba yana tace ƙura daga ƙanana da ƙananan ɓangarorin, ta yadda abin da ake fitarwa ya zama iska mai tsabta.
Matatun iska
Dubrovka 3 da Berzarina - free sanyaya, amma daban-daban
Don dalilai da yawa, muna amfani da tsarin sanyaya kyauta daban-daban a cikin waɗannan cibiyoyin bayanai.
Dubrovka 3
DC na farko tare da sanyaya kyauta shine Dubrovka 3. Yana amfani da sanyaya kyauta kai tsaye, wanda ABHM ya kara masa, injin shayarwa da ke aiki akan iskar gas. Ana amfani da injin a matsayin ƙarin sanyaya idan akwai zafi na rani.
Sanyaya cibiyar bayanai ta amfani da tsarin sanyaya kyauta tare da bene mai tasowa
Wannan maganin matasan ya ba da damar cimma PUE ~ 1.25.
Me yasa ABHM? Wannan tsari ne mai tasiri wanda ke amfani da ruwa maimakon freon. ABHM yana da ƙarancin tasiri akan muhalli.
A matsayin tushen makamashi, injin ABHM yana amfani da iskar gas, wanda aka ba shi ta hanyar bututun mai. A cikin hunturu, lokacin da ba a buƙatar mota, ana iya kona iskar gas don dumama iska mai sanyin waje. Yana da arha fiye da amfani da wutar lantarki.
Farashin ABHM
Manufar yin amfani da ABHM a matsayin tsarin sanyaya bayan ya kasance na ɗaya daga cikin ma'aikatanmu, injiniya, wanda ya ga irin wannan bayani kuma ya ba da shawarar yin amfani da shi zuwa Selectel. Mun yi samfurin, gwada shi, mun sami sakamako mai kyau kuma mun yanke shawarar haɓaka shi.
Injin ya ɗauki kimanin shekara guda da rabi ana gina shi, tare da tsarin iskar iska da kuma cibiyar data kanta. An fara aiki a shekarar 2013. A zahiri babu matsaloli tare da shi, amma don yin aiki kuna buƙatar ƙarin horo. Ɗaya daga cikin siffofi na ABHM shine cewa injin yana kula da bambancin matsa lamba a ciki da wajen dakin DC. Wannan wajibi ne don tabbatar da cewa iska mai zafi ta fita ta hanyar tsarin bawul.
Saboda bambancin matsin lamba, kusan babu ƙura a cikin iska, tunda kawai yana tashi, ko da ta bayyana. Matsi mai yawa yana fitar da barbashi waje.
Kudin kula da tsarin na iya zama dan kadan sama da na sanyaya na al'ada. Amma ABHM yana ba ku damar adanawa ta hanyar rage yawan wutar lantarki don dumama iska da sanyaya shi.
Berzarina
Tsarin tafiyar iska a cikin dakin uwar garken
Ana amfani da sanyaya kyauta tare da tsarin adiabatic bayan sanyaya a nan. Ana amfani dashi a lokacin rani lokacin da iska ta yi zafi sosai, tare da yanayin zafi sama da 23 ° C. Wannan yana faruwa sau da yawa a Moscow. Ka'idar aiki na tsarin adiabatic shine sanyaya iska yayin da yake wucewa ta cikin matatun mai dauke da ruwa. Ka yi tunanin rigar rigar da ruwa ke ƙafewa, yana sanyaya masana'anta da layin da ke kusa da iska. Wannan shine kusan yadda tsarin sanyaya adiabatic ke aiki a cibiyar bayanai. Ana fesa ɗigon ruwa kaɗan a kan hanyar iska, wanda ke rage zafin iska.
Ka'idar aiki na adiabatic sanyaya
Sun yanke shawarar yin amfani da sanyaya kyauta a nan saboda cibiyar bayanai tana saman bene na ginin. Wannan yana nufin cewa iska mai zafi da ke fitarwa a waje nan da nan ya hau sama, kuma baya hana sauran tsarin, kamar yadda zai iya faruwa idan DC ta kasance a ƙasan benaye. Godiya ga wannan, alamar PUE shine ~ 1.20
Lokacin da wannan bene ya kasance, mun yi farin ciki domin mun sami damar tsara duk abin da muke so. Babban aikin shine ƙirƙirar DC tare da ingantaccen tsarin sanyaya mara tsada.
Amfanin sanyaya adiabatic shine sauƙi na tsarin kanta. Ya fi sauƙi fiye da tsarin tare da kwandishan kuma har ma mafi sauƙi fiye da ABHM, kuma yana ba ku damar adana makamashi, farashin abin da ba su da yawa. Duk da haka, yana buƙatar kulawa da hankali don tabbatar da cewa bai ƙare kamar yadda Facebook ya yi a 2012 ba. Sa'an nan, saboda matsaloli tare da kafa sigogi na aiki, ainihin girgije ya samo asali a cikin cibiyar bayanai kuma ya fara ruwan sama. .
Dabarun sarrafawa
Tsarin yana aiki ne kawai shekaru biyu, lokacin da muka gano wasu ƙananan matsalolin da muke magancewa tare da masu zanen kaya. Amma wannan ba abin ban tsoro ba ne, saboda a zamaninmu yana da mahimmanci don ci gaba da neman sabon abu, kada ku manta da duba hanyoyin da ake ciki.
Kullum muna neman damar yin amfani da sabbin fasahohi. Ɗayan su shine kayan aiki waɗanda ke aiki akai-akai a yanayin zafi sama da 23°. Wataƙila za mu yi magana game da wannan a cikin ɗaya daga cikin talifi na gaba, lokacin da aikin ya kai matakin ƙarshe.
Idan kuna son sanin cikakkun bayanai game da sauran tsarin sanyaya a cikin DCs ɗinmu, to da dukkan bayanai.
Yi tambayoyi a cikin sharhi, za mu yi ƙoƙarin amsawa gwargwadon yadda za mu iya.
source: www.habr.com