{"id":93332,"date":"2020-09-05T19:42:54","date_gmt":"2020-09-05T17:42:54","guid":{"rendered":"https:\/\/prohoster.info\/blog\/administrirovanie\/kak-my-postroili-sistemu-rezervnogo-energosnabzheniya-v-czod-tushino-inzheneriya-i-finansy"},"modified":"2020-09-05T19:42:54","modified_gmt":"2020-09-05T17:42:54","slug":"kak-my-postroili-sistemu-rezervnogo-energosnabzheniya-v-czod-tushino-inzheneriya-i-finansy","status":"publish","type":"post","link":"https:\/\/prohoster.info\/cs\/blog\/administrirovanie\/kak-my-postroili-sistemu-rezervnogo-energosnabzheniya-v-czod-tushino-inzheneriya-i-finansy","title":{"rendered":"Jak jsme vybudovali syst\u00e9m z\u00e1lo\u017en\u00edho nap\u00e1jen\u00ed v datov\u00e9m centru \u201eTushino\u201d: in\u017een\u00fdrstv\u00ed a finance","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

\"Jak
\n
\nDatov\u00e9 centrum \u201eTushino\u201c je komer\u010dn\u00ed maloobchodn\u00ed polomegawattov\u00e9 datov\u00e9 centrum ur\u010den\u00e9 pro v\u0161echny a v\u0161e. Z\u00e1kazn\u00edk si zde m\u016f\u017ee nejen pronajmout ji\u017e nainstalovan\u00e9 vybaven\u00ed, ale tak\u00e9 um\u00edstit sv\u00e9 vlastn\u00ed, v\u010detn\u011b nestandardn\u00edch za\u0159\u00edzen\u00ed, jako jsou servery v b\u011b\u017en\u00fdch deskov\u00fdch sk\u0159\u00edn\u00edch, t\u011b\u017eebn\u00ed farmy nebo syst\u00e9my um\u011bl\u00e9 inteligence. Jin\u00fdmi slovy, jde o nejr\u016fzn\u011bj\u0161\u00ed popul\u00e1rn\u00ed \u00fakoly, kter\u00e9 jsou nejv\u00edce po\u017eadov\u00e1ny rusk\u00fdm podnikem r\u016fzn\u00e9 velikosti. Pr\u00e1v\u011b to je jeho atraktivita. V tomto p\u0159\u00edsp\u011bvku nenajdete exkluzivn\u00ed technick\u00e1 \u0159e\u0161en\u00ed ani in\u017een\u00fdrsk\u00e9 vyn\u00e1lezy. Budeme se zab\u00fdvat b\u011b\u017en\u00fdmi probl\u00e9my a \u0159e\u0161en\u00edmi. To znamen\u00e1 t\u00edm, \u010demu se 90 % specialist\u016f v\u011bnuje 90 % pracovn\u00edho \u010dasu.
\n<\/a><\/noindex><\/p>\n

Tier \u2014 \u010d\u00edm v\u00edce, t\u00edm l\u00e9pe?<\/h3>\n

\nOdolnost datov\u00e9ho centra \u201eTushino\u201c odpov\u00edd\u00e1 \u00farovni Tier II. To v podstat\u011b znamen\u00e1, \u017ee datov\u00e9 centrum se nach\u00e1z\u00ed v \u0159\u00e1dn\u011b p\u0159ipraven\u00fdch prostorech, pou\u017e\u00edvaj\u00ed se z\u00e1lo\u017en\u00ed zdroje energie a jsou k dispozici redundantn\u00ed syst\u00e9mov\u00e9 zdroje. <\/p>\n

Nicm\u00e9n\u011b, v rozporu s roz\u0161\u00ed\u0159en\u00fdm omylem, \u00farovn\u011b Tier necharakterizuj\u00ed \u201epresti\u017e\u201c datov\u00e9ho centra, ale sp\u00ed\u0161e m\u00edru jeho souladu s aktu\u00e1ln\u00edmi obchodn\u00edmi \u00fakoly. Mezi nimi je mnoho takov\u00fdch, pro kter\u00e9 nen\u00ed vysok\u00e1 odolnost kritick\u00e1, nebo nen\u00ed dostate\u010dn\u011b d\u016fle\u017eit\u00e1 na to, aby za ni platili nav\u00edc 20-25 tis\u00edc rubl\u016f ro\u010dn\u011b, co\u017e m\u016f\u017ee b\u00fdt v krizi pro klienta zna\u010dnou z\u00e1t\u011b\u017e\u00ed.<\/p>\n

Odkud ta \u010d\u00e1stka poch\u00e1z\u00ed? Pr\u00e1v\u011b ona tvo\u0159\u00ed rozd\u00edl mezi cenami za um\u00edst\u011bn\u00ed informac\u00ed v datacentrech<\/a> \u00farovn\u00edch Tier II a Tier III p\u0159epo\u010dten\u00fdch na jeden server. \u010c\u00edm v\u00edce dat, t\u00edm v\u011bt\u0161\u00ed potenci\u00e1ln\u00ed \u00faspora.<\/p>\n

Jak\u00e9 \u00fakoly m\u00e1me na mysli? Nap\u0159\u00edklad uchov\u00e1v\u00e1n\u00ed z\u00e1loh nebo t\u011b\u017ebu kryptom\u011bn. V t\u011bchto p\u0159\u00edpadech je povolen\u00fd Tier II levn\u011bj\u0161\u00ed ne\u017e Tier III. serveru<\/a>Praxe ukazuje, \u017ee v mnoha p\u0159\u00edpadech je \u00faspora d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e zv\u00fd\u0161en\u00e1 odolnost. V Moskv\u011b funguje pouze p\u011bt datov\u00fdch center certifikovan\u00fdch podle Tier III. A zcela certifikovan\u00fdch podle Tier IV nen\u00ed v\u016fbec \u017e\u00e1dn\u00e9.<\/p>\n

Jak funguje syst\u00e9m nap\u00e1jen\u00ed datov\u00e9ho centra \u201eTushino\u201c? <\/p>\n

Jak funguje syst\u00e9m nap\u00e1jen\u00ed datov\u00e9ho centra \"Tu\u0161ino\"?<\/h3>\n

\nPo\u017eadavky na syst\u00e9m elektrick\u00e9ho nap\u00e1jen\u00ed datov\u00e9ho centra \"Tu\u0161ino\" odpov\u00eddaj\u00ed podm\u00ednk\u00e1m \u00farovn\u011b Tier II. To zahrnuje rezervaci elektrick\u00fdch nap\u00e1jec\u00edch lini\u00ed podle sch\u00e9matu N+1, rezervaci zdroj\u016f nep\u0159eru\u0161iteln\u00e9ho nap\u00e1jen\u00ed podle sch\u00e9matu N+1 a rezervaci diesel-gener\u00e1torov\u00e9 jednotky podle sch\u00e9matu N. N+1 v tomto p\u0159\u00edpad\u011b znamen\u00e1 sch\u00e9ma s jedn\u00edm rezervn\u00edm prvkem, kter\u00fd z\u016fst\u00e1v\u00e1 nevyu\u017eit\u00fd, dokud v syst\u00e9mu nenastane porucha jednoho z hlavn\u00edch prvk\u016f, zat\u00edmco N p\u0159edstavuje sch\u00e9ma bez rezervace, p\u0159i kter\u00e9 porucha v jak\u00e9mkoli prvku vede k p\u0159eru\u0161en\u00ed \u010dinnosti cel\u00e9ho syst\u00e9mu.<\/p>\n

Mnoho probl\u00e9m\u016f souvisej\u00edc\u00edch s energetick\u00fdm z\u00e1sobov\u00e1n\u00edm se \u0159e\u0161\u00ed spr\u00e1vn\u00fdm v\u00fdb\u011brem m\u00edsta pro datov\u00e9 centrum. Datov\u00e9 centrum \"Tu\u0161ino\" se nach\u00e1z\u00ed na \u00fazem\u00ed podniku, kam ji\u017e p\u0159ich\u00e1zej\u00ed dv\u011b linie 110 kV z r\u016fzn\u00fdch m\u011bstsk\u00fdch elektr\u00e1ren. V za\u0159\u00edzen\u00ed samotn\u00e9 tov\u00e1rny se vysok\u00e9 nap\u011bt\u00ed m\u011bn\u00ed na st\u0159edn\u00ed a na vstup datov\u00e9ho centra p\u0159ich\u00e1zej\u00ed dv\u011b nez\u00e1visl\u00e9 linie 10 kV. <\/p>\n

Transform\u00e1torov\u00e1 stanice uvnit\u0159 budovy datov\u00e9ho centra p\u0159ev\u00e1d\u00ed st\u0159edn\u00ed nap\u011bt\u00ed na spot\u0159ebitelsk\u00e9 240-400 V. V\u0161echny linie jsou vedeny paraleln\u011b, co\u017e znamen\u00e1, \u017ee za\u0159\u00edzen\u00ed datov\u00e9ho centra dost\u00e1v\u00e1 nap\u00e1jen\u00ed z dvou nez\u00e1visl\u00fdch extern\u00edch zdroj\u016f.<\/p>\n

N\u00edzk\u00e9 nap\u011bt\u00ed z transform\u00e1torov\u00fdch stanic je p\u0159ivedeno na automaty pro p\u0159ep\u00edn\u00e1n\u00ed rezervy, kter\u00e9 zaji\u0161\u0165uj\u00ed p\u0159echod mezi m\u011bstsk\u00fdmi s\u00edt\u011bmi. Pro tuto operaci po\u017eaduj\u00ed instalovan\u00e9 motorov\u00e9 pohony na AVR 1,2 sekundy. B\u011bhem t\u00e9to doby le\u017e\u00ed z\u00e1t\u011b\u017e na zdroj\u00edch nep\u0159eru\u0161iteln\u00e9ho nap\u00e1jen\u00ed.<\/p>\n

Samostatn\u00fd AVR odpov\u00edd\u00e1 za automatick\u00e9 zapnut\u00ed diesel-gener\u00e1toru v p\u0159\u00edpad\u011b, \u017ee dojde k v\u00fdpadku nap\u00e1jen\u00ed na obou lini\u00edch. Start diesel-gener\u00e1toru nen\u00ed rychl\u00fd proces a trv\u00e1 p\u0159ibli\u017en\u011b 40 sekund, b\u011bhem kter\u00fdch se ve\u0161ker\u00e9 nap\u00e1jen\u00ed pln\u011b p\u0159en\u00e1\u0161\u00ed na akumul\u00e1tory UPS. <\/p>\n

Na plnou n\u00e1dr\u017e poskytuje dieselov\u00fd gener\u00e1tor nap\u00e1jen\u00ed datov\u00e9mu centru po dobu 8 hodin. S ohledem na to datov\u00e9 centrum uzav\u0159elo dv\u011b smlouvy s nez\u00e1visl\u00fdmi dodavateli dieselov\u00e9ho paliva, kte\u0159\u00ed se zav\u00e1zali dodat novou d\u00e1vku paliva do 4 hodin po vyzv\u00e1n\u00ed. Pravd\u011bpodobnost, \u017ee oba za\u017eij\u00ed n\u011bjak\u00e9 mimo\u0159\u00e1dn\u00e9 okolnosti, je extr\u00e9mn\u011b n\u00edzk\u00e1. T\u00edm p\u00e1dem m\u016f\u017ee autonomie trvat a\u017e do doby, kdy oprav\u00e1\u0159sk\u00e9 t\u00fdmy obnov\u00ed nap\u00e1jen\u00ed alespo\u0148 z jedn\u00e9 ze m\u011bstsk\u00fdch s\u00edt\u00ed.<\/p>\n

Jak je z\u0159ejm\u00e9, zde nejsou \u017e\u00e1dn\u00e9 in\u017een\u00fdrsk\u00e9 v\u00fdzkumy. Je to \u010d\u00e1ste\u010dn\u011b d\u00e1no t\u00edm, \u017ee p\u0159i budov\u00e1n\u00ed in\u017een\u00fdrsk\u00e9 infrastruktury byly pou\u017eity hotov\u00e9 moduly, jejich\u017e v\u00fdrobci se orientuj\u00ed na jak\u00e9hosi \u201epr\u016fm\u011brn\u00e9ho spot\u0159ebitele.\u201c<\/p>\n

Bezpochyby by ka\u017ed\u00fd IT specialista \u0159ekl, \u017ee pr\u016fm\u011brnost je \u201eani ryba, ani maso\u201c a navrhl by vyvinout jedine\u010dnou sadu komponent\u016f pro konkr\u00e9tn\u00ed syst\u00e9m. Av\u0161ak ti, kdo by za to ochotn\u011b zaplatili, se \u0159\u00e1dn\u011b netvo\u0159\u00ed v \u0159ad\u00e1ch. Tak\u017ee je dobr\u00e9 b\u00fdt realistou. V praxi to bude prob\u00edhat p\u0159esn\u011b takto: n\u00e1kup hotov\u00e9ho vybaven\u00ed a sestaven\u00ed syst\u00e9mu, kter\u00fd bude \u0159e\u0161it aktu\u00e1ln\u00ed obchodn\u00ed \u00fakoly. Ti, kte\u0159\u00ed nesouhlas\u00ed s t\u00edmto p\u0159\u00edstupem, rychle vr\u00e1t\u00ed na zem hlavn\u00ed finan\u010dn\u00ed \u0159editel spole\u010dnosti.<\/p>\n

Distribu\u010dn\u00ed sk\u0159\u00edn\u011b<\/h3>\n

\nV sou\u010dasn\u00e9 dob\u011b dev\u011bt distribu\u010dn\u00edch sk\u0159\u00edn\u00ed zaji\u0161\u0165uje pr\u00e1ci vstupn\u011b-distribu\u010dn\u00edch za\u0159\u00edzen\u00ed a \u010dty\u0159i RDP se pou\u017e\u00edvaj\u00ed p\u0159\u00edmo pro p\u0159ipojen\u00ed z\u00e1t\u011b\u017ee. \u017d\u00e1dn\u00e1 v\u00e1\u017en\u00e1 omezen\u00ed ohledn\u011b m\u00edsta nebyla, nicm\u00e9n\u011b m\u00edsta nikdy nen\u00ed dost, tak\u017ee p\u0159ece jen existoval jeden zaj\u00edmav\u00fd in\u017een\u00fdrsk\u00fd moment.<\/p>\n

Jak je patrn\u00e9, po\u010det \u201evstupn\u00edch\u201c a \u201ez\u00e1t\u011b\u017eov\u00fdch\u201c sk\u0159\u00edn\u00ed se neshoduje \u2014 z\u00e1t\u011b\u017eov\u00fdch sk\u0159\u00edn\u00ed je t\u00e9m\u011b\u0159 dvakr\u00e1t m\u00e9n\u011b. K tomu do\u0161lo, proto\u017ee projektanti infrastruktury datov\u00e9ho centra se rozhodli pou\u017e\u00edt v\u011bt\u0161\u00ed sk\u0159\u00edn\u011b, aby tam zavedli t\u0159i nebo v\u00edce p\u0159ich\u00e1zej\u00edc\u00edch linek. Na ka\u017ed\u00fd vstupn\u00ed automat p\u0159ipad\u00e1 p\u0159ibli\u017en\u011b 36 odvodov\u00fdch linek, chr\u00e1n\u011bn\u00fdch jednotliv\u00fdmi automaty. <\/p>\n

T\u00edm p\u00e1dem n\u011bkdy pou\u017eit\u00ed objemn\u011bj\u0161\u00edch model\u016f umo\u017e\u0148uje u\u0161et\u0159it na nedostatkov\u00e9m m\u00edst\u011b. Jen proto, \u017ee v\u011bt\u0161\u00edch sk\u0159\u00edn\u00ed bude pot\u0159eba m\u00e9n\u011b. <\/p>\n

Zdroje nep\u0159eru\u0161ovan\u00e9ho nap\u00e1jen\u00ed<\/h3>\n

\nJako zdroj nep\u0159etr\u017eit\u00e9ho nap\u00e1jen\u00ed v datov\u00e9m centru \"Tu\u0161ino\" se pou\u017e\u00edv\u00e1 Eaton 93PM s v\u00fdkonem 120 kVA, kter\u00fd pracuje v re\u017eimu dvojn\u00e9 konverze. <\/p>\n

\"Jak
\nUPS Eaton 93PM se vyr\u00e1b\u011bj\u00ed v r\u016fzn\u00fdch proveden\u00edch. Foto: Eaton <\/i><\/p>\n

Hlavn\u00ed d\u016fvody pro v\u00fdb\u011br pr\u00e1v\u011b tohoto za\u0159\u00edzen\u00ed spo\u010d\u00edvaj\u00ed v jeho charakteristik\u00e1ch. <\/p>\n

Za prv\u00e9, \u00fa\u010dinnost tohoto UPS v re\u017eimu dvojn\u00e9 konverze dosahuje 97 %, zat\u00edmco v re\u017eimu \u00faspory energie 99 %. Za\u0159\u00edzen\u00ed zab\u00edr\u00e1 m\u00e9n\u011b ne\u017e 1,5 m\u00b2 a nezab\u00edr\u00e1 prostor serverovny pro hlavn\u00ed vybaven\u00ed. V\u00fdsledkem jsou n\u00edzk\u00e9 provozn\u00ed n\u00e1klady a pot\u0159ebn\u00e9 \u00faspory pro podnik. <\/p>\n

Za druh\u00e9, d\u00edky zabudovan\u00e9mu syst\u00e9mu tepeln\u00e9ho \u0159\u00edzen\u00ed m\u016f\u017ee b\u00fdt UPS Eaton 93PM um\u00edst\u011bn kdekoli. Dokonce a\u017e ke zdi. I kdy\u017e to nen\u00ed nutn\u00e9 ihned, m\u016f\u017ee b\u00fdt pot\u0159eba pozd\u011bji, nap\u0159\u00edklad k uvoln\u011bn\u00ed m\u00edsta pro dal\u0161\u00ed sk\u0159\u00ed\u0148. <\/p>\n

Za t\u0159et\u00ed, jednoduchost obsluhy. V\u010detn\u011b software Intelligent Power, kter\u00fd se pou\u017e\u00edv\u00e1 pro monitorov\u00e1n\u00ed a \u0159\u00edzen\u00ed. Sn\u00edmky zas\u00edlan\u00e9 prost\u0159ednictv\u00edm SNMP umo\u017e\u0148uj\u00ed sledovat spot\u0159ebu a p\u0159\u00edpadn\u00e9 glob\u00e1ln\u00ed v\u00fdpadky, co\u017e umo\u017e\u0148uje rychle reagovat na nouzov\u00e9 situace. <\/p>\n

Za \u010dtvrt\u00e9, modul\u00e1rnost a \u0161k\u00e1lovatelnost. To je pravd\u011bpodobn\u011b nejd\u016fle\u017eit\u011bj\u0161\u00ed vlastnost, d\u00edky kter\u00e9 je v syst\u00e9mu z\u00e1lohov\u00e1n\u00ed datov\u00e9ho centra \"Tu\u0161ino\" pou\u017e\u00edv\u00e1n pouze jeden modul\u00e1rn\u00ed UPS. Ten zahrnuje dva provozn\u00ed moduly a jeden rezervn\u00ed. Tak je zaji\u0161t\u011bna konfigurace N+1, kter\u00e1 je po\u017eadov\u00e1na pro \u00farove\u0148 Tier II.<\/p>\n

To je podstatn\u011b jednodu\u0161\u0161\u00ed a spolehliv\u011bj\u0161\u00ed ne\u017e konfigurace ze t\u0159\u00ed jednotek UPS. Proto je volba za\u0159\u00edzen\u00ed, kter\u00e9 od za\u010d\u00e1tku p\u0159edpokl\u00e1d\u00e1 mo\u017enost paraleln\u00edho provozu, zcela logick\u00e1. <\/p>\n

Ale pro\u010d projektanti nevybrali DRUPS m\u00edsto samostatn\u00fdch UPS a dieselov\u00e9ho gener\u00e1toru? Hlavn\u00ed d\u016fvody se op\u011bt neskr\u00fdvaj\u00ed v in\u017een\u00fdrstv\u00ed, ale ve financ\u00edch.<\/p>\n

Modul\u00e1rn\u00ed struktura je od z\u00e1klad\u016f navr\u017eena pro upgrady \u2014 p\u0159i zvy\u0161ov\u00e1n\u00ed z\u00e1t\u011b\u017ee jsou do in\u017een\u00fdrsk\u00e9 infrastruktury p\u0159id\u00e1v\u00e1ny zdroje a gener\u00e1tory. Star\u00e9 p\u0159itom st\u00e1le funguj\u00ed. Situace s DRIBP je zcela jin\u00e1: takov\u00e9 za\u0159\u00edzen\u00ed je t\u0159eba kupovat s velk\u00fdm v\u00fdkonov\u00fdm rezervo\u00e1rem. Nav\u00edc je m\u00e1lo \u201emal\u00fdch kombajn\u016f\u201c a jejich cena je velmi vysok\u00e1 \u2014 nesrovnateln\u011b dra\u017e\u0161\u00ed ne\u017e jednotliv\u00e9 diesel-gener\u00e1tory a UPS. DRIBP tak\u00e9 vy\u017eaduj\u00ed pe\u010dlivou p\u0159epravu a mont\u00e1\u017e, co\u017e d\u00e1le zvy\u0161uje n\u00e1klady na cel\u00fd syst\u00e9m. <\/p>\n

Sou\u010dasn\u00e1 konfigurace v\u0161ak spl\u0148uje sv\u00e9 \u00fakoly zcela \u00fasp\u011b\u0161n\u011b. UPS Eaton 93PM m\u016f\u017ee udr\u017eovat chod hlavn\u00edho vybaven\u00ed datov\u00e9ho centra po dobu 15 minut, tedy s v\u00edce ne\u017e patn\u00e1ctin\u00e1sobnou rezervou. <\/p>\n

Znovu, \u010dist\u00e1 sinusovka, kterou UPS vyd\u00e1v\u00e1 v re\u017eimu online, zbavuje majitele datov\u00e9ho centra nutnosti po\u0159izovat samostatn\u00e9 stabiliz\u00e1tory. A tady vznik\u00e1 \u00faspora. <\/p>\n

Navzdory deklarovan\u00e9 jednoduchosti UPS Eaton 93PM je za\u0159\u00edzen\u00ed dost slo\u017eit\u00e9. O jeho technickou \u00fadr\u017ebu v datov\u00e9m centru \u201eTu\u0161ino\u201c se star\u00e1 extern\u00ed firma, kter\u00e1 m\u00e1 ve sv\u00e9m t\u00fdmu vysoce kvalifikovan\u00e9 specialisty. M\u00edt ve vlastn\u00edm t\u00fdmu vycvi\u010den\u00e9ho zam\u011bstnance za t\u00edmto \u00fa\u010delem je drah\u00e1 z\u00e1le\u017eitost. <\/p>\n

V\u00fdsledky a perspektivy<\/h3>\n

\nTakto byl vytvo\u0159en datov\u00fd centrum, kter\u00e9 umo\u017e\u0148uje poskytovat kvalitn\u00ed slu\u017eby z\u00e1kazn\u00edk\u016fm, jejich\u017e \u00fakoly nevy\u017eaduj\u00ed vysokou \u00farove\u0148 redundance a nep\u0159edpokl\u00e1daj\u00ed velk\u00e9 ekonomick\u00e9 n\u00e1klady. Takov\u00e1 slu\u017eba bude v\u017edy \u017e\u00e1dan\u00e1.<\/p>\n

P\u0159i ji\u017e pl\u00e1novan\u00e9 v\u00fdstavb\u011b druh\u00e9 f\u00e1ze bude pro vytvo\u0159en\u00ed syst\u00e9mu z\u00e1lo\u017en\u00edho nap\u00e1jen\u00ed pou\u017eit ji\u017e zakoupen\u00fd UPS Eaton. D\u00edky modul\u00e1rn\u00ed konstrukci se jeho modernizace omez\u00ed na n\u00e1kup dal\u0161\u00edho modulu, co\u017e je pohodln\u011bj\u0161\u00ed a levn\u011bj\u0161\u00ed ne\u017e \u00fapln\u00e1 v\u00fdm\u011bna za\u0159\u00edzen\u00ed. Takov\u00fd p\u0159\u00edstup ocen\u00ed jak in\u017een\u00fdr, tak finan\u010dn\u00ed odborn\u00edk.
\n
Zdroj: habr.com<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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