I-Modular Uninterruptible Power Supply Iyehlisa Nini Ingozi Yokwanda? 

Impendulo eqondile: Ukunikezwa kwamandla okungaphazamiseki kwe-modular kunciphisa ingcuphe yokunwetshwa lapho umthwalo wesikhathi esizayo ukhula ngezinyathelo ezihleliwe kanye nendlela yamandla ephelele—hhayi amamojula wamandla kuphela—ingasekela zonke izigaba. Abathengi kufanele baqinisekise ukukhushulwa kwamamojula, uhlaka kanye nemikhawulo ye-static-bypass, umthamo we-N+1, isikhathi sokusebenza kwebhethri, i-switchgear ekhuphuka nomfula eyehlayo, ukupholisa, ukuhlukaniswa kokulungiswa, izilawuli, nokuhambisana kwemojuli yesikhathi esizayo ngaphambi kokugunyaza umklamo wokukhokha njengoba-ukhula.

Lesi sakhiwo sisebenza kakhulu kubahlanganisi besikhungo sedatha, opharetha bezingcingo, izibhedlela, izikhungo zezezimali, izikhungo zezimboni, osonkontileka begumbi leseva, abasabalalisi, kanye nabathengi bephrojekthi ye-OEM abalindele ukukhula komthwalo obalulekile ngemuva kokugunyazwa kokuqala. I-Fuhong Xunfei / USYTU ibekwe njenge-UPS kanye nomkhiqizi wamandla wesikhungo sedatha kanye nomphakeli wezixazululo ohlinzeka ngezinhlelo zokusebenza ezinomthwalo obalulekile. Abathengi bangabuyekeza i Isigaba Sokuhlinzeka Ngamandla Angaphazamiseki se-UPS, kodwa i-modularity kufanele igunyazwe njengesakhiwo sesistimu esifakwe kusiteji esikhundleni sesici sekhabhinethi.

Yini Okufanele Ibe Iqiniso Ukuze “Khokha Njengoba Ukhula” Ukuze Unciphise Ingozi?

"Khokha njengoba ukhula" iwusizo kuphela uma iphrojekthi yazi ukuthi yini engahlehliswa nokuthi yini okufanele ifakwe esigabeni sokuqala. Amamojula wamandla angase engezwe kamuva, kodwa uhlaka lwekhabhinethi, i-bypass, ukusatshalaliswa, igumbi lebhethri, imizila yekhebula, ukupholisa, ukulayishwa kwaphansi, ukuvikelwa, izilawuli, kanye namasu okulungisa kungase kudingeke ukuthi kufake umthamo wokugcina ohleliwe kusukela ngosuku lokuqala.

Ukuhlolwa okusebenzayo komthengi ukuhlukanisa iphrojekthi ngamaqembu amabili:

• Izinto ezinwebekayo: izinto zokusebenza eziqinisekiswa umphakeli zingangezwa kamuva ngaphandle kokuthatha indawo yesakhiwo sokuqala.
• Ingqalasizinda engashintshi: okokusebenza okulinganiselwe, usayizi womzimba, umzila wekhebula, izinga lokuvikela, ukunikezwa kwegumbi, noma isixhumi esibonakalayo okufanele kuhlelwe esigabeni sokukhula sokugcina.

Iphutha elilodwa lomthengi eliphindelelayo ukuqhathanisa izingcaphuno ze-UPS ezijwayelekile kuphela ngenani lezikhala zemojuli. Ukubalwa kwesikhala akuqinisekisi umthamo wokugcina osebenzisekayo, umthamo wokudlula, ukukhula kwebhethri, umthamo we-switchgear, noma ukuthi ukubuyekezwa kwemojuli yakamuva kuzohlala kuhambisana nozimele wokuqala.

Kufanele Abathengi Basakhe Kanjani Isibikezelo Somthwalo Wesiteji?

Isibikezelo somthwalo kufanele sibonise ukuthi i-UPS ivikela ini lapho iqala ukusebenza nokuthi yini ezokwengezwa esigcawini ngasinye esithembekile sokwanda. Gwema ukuqala esilinganisweni sokumaketha esifana nokuthi "isiza singaphinda kabili eminyakeni emihlanu." Yakha isibikezelo kusuka emaqenjini ezinto zokusebenza, izinsuku ezilindelekile zokusetshenziswa, i-kW elinganiselwe noma eyenziwe ngobunjiniyela, i-kVA, isici samandla, indlela yokuqala noma yesikhashana lapho kufanele khona, kanye nokungaqiniseki okunamathiselwe esigabeni ngasinye.

Ifayela lokuhlela kufanele lihlukanise:

• Umthwalo oxhunyiwe wamanje
• Umthwalo wamanje okaliwe noma olindelekile wokusebenza
• Amaphrojekthi avunyelwe wesikhathi esiseduze
• Imithwalo yesikhathi esizayo engenzeka
• Isimo esiphuthumayo esigodliwe ngamabomu kunokuba sithathwe njengesidingo esiqinile
• Imithwalo engachithwa ngesikhathi esiphuthumayo
• Imithwalo okufanele ihlale ivikelekile ngesikhathi sokulungiswa noma ukucisha kwemojuli

Okuhlangenwe nakho kwemboni kubonisa ukuthi ukusebenzisa isamba se-nameplate kukodwa kungasidlula isigaba sokuqala, kuyilapho ukusebenzisa umthwalo olinganiselwe wamanje kuphela kungahlela ingqalasizinda yokugcina. I-RFQ eqinile ibonisa kokubili: isisekelo sangempela sokusebenza kanye nesimo sokukhula esigunyaziwe.

Kufanele Ukunyuswa Kwemojula Kufaniswe Kanjani Nohlelo Lokukhula?

Ukwenyuka kwemojuli kufanele kuqhathaniswe nosayizi kanye nesikhathi sokunyuka ngakunye komthwalo. Izinyathelo zemojuli enkulu kakhulu zingashiya umthamo omkhulu ongasetshenzisiwe ngemva kokunwetshwa ngakunye. Ukwenyuka okuncane kakhulu kungakhuphula isibalo samamojula, kulawula ubunkimbinkimbi, isu eliyisipele, kanye nemicimbi yokugunyaza. Ukunyuka okulungile yilokhu okufanelana nephethini yokukhula yangempela kuyilapho kugcinwa ukuphinda okuvunyelwe okuvunyelwe ngaso sonke isikhathi.

I-USYTU ibala imindeni eminingi yamandla e-UPS. Isibonelo, abathengi bangabuyekeza i I-YT-UM Series Modular UPS 25-250kVA njengereferensi eyodwa yomkhiqizo etholakalayo. Igama lemodeli linikeza umndeni wamanani, kodwa abathengi kufanele bacele usayizi wemojula onembile, umkhawulo wozimele, isilinganiso sokudlula, ukuhlela okokufaka/okukhiphayo, ukusebenzelana kwebhethri, ukuqonda kokuphindaphindeka, kanye nenqubo yokwandisa yesikhathi esizayo yokucushwa okucashuniwe.

Kuzinhlelo ezinkulu ezihleliwe, i I-YT-UM Series Modular UPS 50-600kVA inikeza enye inkomba yekhathalogi. Akufanele iqhathaniswe nomndeni omncane kuphela nge-kVA ephezulu; umbuzo ofanelekile ukuthi isiphi isakhiwo esifinyelela ezigabeni ezidingekayo ngokuklama kabusha okumbalwa kanye nokuphinda kusetshenziswe kabusha okufanele.

Kufanele I-N+1 Ibalwa Kanjani Kuzo zonke Izigaba Zokunwetshwa?

I-N+1 ayiyona ilebula yaphakade enamathiselwe ku-UPS. Ubudlelwano phakathi komthwalo ovikelwe, umthamo wemojula ngayinye esebenzayo, kanye nenani lamamojula atholakala kuleso sigaba esithile.

Endaweni ngayinye yokwandisa ehleliwe, umthengi kufanele abhale phansi:

• Umthwalo ovikelekile ku-kW ne-kVA
• Inombolo nesilinganiso samamojula wamandla afakiwe
• Amandla adingekayo ukuthwala umthwalo
• Amandla asele ngemva kwemojuli eyodwa awatholakali
• Ukuthi ukunakekelwa kungenziwa ngaphandle kokwephula ukuphinda kudingeke
• Ukuthi indlela yokudlula ingasekela isigaba esifanayo

Iphutha elivamile lokucaciswa ukuthenga ukucushwa kokuqala kwe-N+1 futhi kucatshangwa ukuthi imojula efanayo eyisipele inikeza ngokuzenzakalelayo i-N+1 ngemva kokunwetshwa kokulayisha okubili noma okuthathu okuzayo. I-redndancy kufanele ibalwe kabusha njalo lapho umthwalo ovikelwe noma isibalo semojula efakiwe sishintsha.

Ingabe Ukwandiswa Kwe-Modular Kuvamise Ukushaya Umkhawulo Onzima?

Umbuzo obaluleke kakhulu wokuthenga akuwona othi “Mangaki amamojula engingawengeza?” kodwa “Iyiphi ingxenye yokuqala engivimbela ekusebenziseni enye imojuli?”

Imikhawulo enzima engaba khona ihlanganisa:

• Uzimele omkhulu noma isilinganiso sebhasi sangaphakathi
• Isilinganiso sokudlula esimile
• Isilinganiso sokudlula sokulungisa
• I-breaker yokokufaka namandla okusabalalisa akhuphukayo
• Isinqamuli esiphumayo, izintambo, umzila webhasi, noma umthamo wokusabalalisa okwehla nomfula
• Ukuvikelwa kwebhethri le-DC, amandla eshaja, ukuhlelwa kwentambo, nendawo yegumbi
• Ukupholisa okutholakalayo kanye nokufaka umoya omncane
• Ukulayishwa kwaphansi kanye nezimvume zesevisi
• Imikhawulo yokulawula, yokuqapha, noma yokuxhumana
• Ukutholakala kwamamojula ahambisanayo wesikhathi esizayo kanye ne-firmware

Yilapho ukuhlolwa komphakeli kubaluleke khona. Ikhotheshini kufanele ibonise izilinganiso zokukhawulela ngokucacile. I-“Scalable to 300 kVA” akwanele uma umthengi engakwazi ukubona ukuthi yiziphi izingxenye ezivele zilinganiswe ngo-300 kVA futhi okufanele zishintshwe ngaphambi kwalelo phuzu.

Kufanele Ikhule Kanjani Isikhathi Sokusebenza Sebhethri Nge-UPS?

Ukwengeza amamojula amandla akugcini ngokuzenzakalelayo isikhathi sokusebenza kwebhethri. Uma umthwalo ovikelwe ukhuphuka ngenkathi ibhange lebhethri lingashintshile, isikhathi sokusebenza ngokuvamile siyehla. Ngakho-ke icebo lokunweba kufanele libhanqe zonke izigaba ze-UPS nokubuyekezwa kwesiteji sebhethri.

Umthengi kufanele achaze, esigabeni ngasinye sokukhula:

• Isikhathi sokusebenza esidingekayo ekulayisheni okuvikelwe
• Ubuchwepheshe bebhethri kanye nemodeli eqondile okufanele icashunwe
• I-voltage yentambo nokucushwa
• Amandla wokushaja kanye nemfuneko elindelekile yokushajwa kabusha
• Igumbi lebhethri noma isikhala sekhabhinethi sibekelwe ukukhula
• Ukuvikelwa kwe-DC namandla ekhebula
• Ukuthi amayunithi ezinhlamvu ebhethri amadala namasha avunyelwe ukusebenza ndawonye ngaphansi kwedizayini egunyaziwe yomhlinzeki
• Ukuthi isikhathi sokushintsha ibhethri sikuthinta kanjani ukunwetshwa kwakamuva

Izindleko ezifihliwe zenzakala lapho ikhabethe le-UPS likhulu ngamabomu ukuze likhule kodwa igumbi lebhethri alilona. Esigabeni sokunwetshwa, umthengi angase abe nesikhala samamojula wamandla engeziwe kodwa ayikho indawo engokoqobo yomthamo webhethri odingekayo ukuze kugcinwe isikhathi sokuqala sokusebenza.

Yini Eshintsha Ikhono Lokushintshanisa Okushisayo—Futhi Yini Engaguquki?

Ukushintshashintsha okushisayo noma ukushintshwa kwemojula ye-inthanethi kunganciphisa ukuphazamiseka kwesondlo lapho isistimu eqondile yakhelwe futhi yavunyelwa yona, kodwa akusiqedi isidingo sokuphindaphinda, imithetho yokuzihlukanisa, izisebenzi zesevisi eziqeqeshiwe, ukulawulwa kwe-firmware, amamojula ayisipele, noma inqubo yokulungisa.

Ngaphambi kokunika inani lezentengiselwano emandleni wokushintshashintsha okushisayo, cela umphakeli ukuthi aqinisekise:

• Yiziphi izingxenye ezingangezwa noma zishintshwe ngenkathi umthwalo usasekelwa
• Yikuphi ukuphindaphinda okufanele kube khona ngaphambi kokuba inqubo iqale
• Ukuthi i-bypass emile noma enye indlela iyabandakanyeka
• Ukuthi amamojula ashintshwayo abonakala kanjani njengahambisanayo
• Ukuthi i-firmware noma ukuqondanisa kwepharamitha kuyadingeka
• Yikuphi ukuthunywa noma ukuhlolwa kokusebenza okudingekayo ngemva kokushintshwa
• Imuphi umsebenzi osadinga ukuvala shaqa okuhleliwe

Isikhathi esiphansi sokushintsha imojuli sibalulekile kuphela uma inqubo yokulungisa ezungezile ilawulwa ngokulinganayo. Abathengi kufanele baqhathanise izinto zokulungisa eziqondile, ukutholakala okusele, ukufinyelela kwesevisi, nokuhambisana kwemojuli kanye nesimangalo sokushintshashintsha okushisayo.

Kufanele Ihlanganiswe Kanjani I-Modular UPS Nesikhungo Sedatha Yemojula Encane?

Kuphrojekthi yesikhungo sedatha yemojuli encane, ukunwetshwa kwe-UPS kuthinta okungaphezu kwekhabhinethi yamandla. Ukuthunyelwa kweRakhi, ukupholisa, ukusatshalaliswa, ukugadwa, ukubekwa kwebhethri, ukwakheka kwegumbi, nokufinyelela ekulungisweni konke kuguqukela ndawonye. USYTU futhi inikeza i isigaba somkhiqizo we-i-Smart Micro-Module Data Center, ehambisanayo lapho i-UPS iyingxenye yendawo ebanzi eyenziwe ngaphambilini noma ehlanganisiwe yomthwalo obalulekile.

Umthengi kufanele axhumanise uhlelo lokukhula kwe-UPS nokukhula kwe-IT esikhundleni sokuphatha womabili amasistimu njengokuthenga okuzimele. Uma ukuminyana kwamarack kukhula ngokushesha kunesibalo esiphelele se-rack, isigaba se-UPS sesikhathi esizayo, umthwalo wokupholisa, nesakhiwo sokusabalalisa kungashintsha ngisho nalapho indawo yegumbi lomzimba ihlala injalo.

Ibukeka Kanjani Iphrojekthi Yokumela Isigaba Sokunweba?

Isimo: Umsebenzisi wesikhungo sedatha wesifunda uhlela igumbi leseva elisha elizogcwala ngezigaba ezintathu zokusatshalaliswa. Lesi yisimo sephrojekthi esimele, hhayi icala lekhasimende le-USYTU elifunwayo.

Ingemuva lebhizinisi: Umsebenzisi ufuna ukugwema ukuthenga umthamo wokugcina we-UPS ngosuku lokuqala ngoba ingxenye kuphela yomthwalo weseva izofakwa phakathi nonyaka wokuqala. Ngakho-ke ithimba lonjiniyela liphakamisa i-UPS eyimojuli enezengezo zemojula yamandla yesikhathi esizayo.

Inkinga: Ithenda yokuqala iqhathanisa abahlinzeki nge-kVA yokuqala, inombolo yezikhala zamamojula angenalutho, kanye nenani lekhabhinethi. Isikhathi sokusebenza kwebhethri, ukudlula okumile, ukusatshalaliswa kokuphumayo, ukupholisa, nezimo zokulungisa zicaciswa kuphela isigaba sokuqala.

Imbangela: Le phrojekthi iphatha i-UPS eyimojuli njengekhabhinethi enwebekayo esikhundleni sohlelo lwamandla anwebekayo. Umthwalo wokugcina nezimo ezimaphakathi ze-N+1 azidwetshwanga nengqalasizinda engashintshi.

Isixazululo: Umthengi udala ishejuli yamandla enezigaba ezintathu. Umhlinzeki ngamunye kufanele asho isibalo semojula, umthamo we-N+1, umkhawulo wozimele, umkhawulo wokudlula, ukumiswa kwebhethri okudingekile, isilinganiso se-switchgear yokufaka/yokukhiphayo, ukuqagela kokupholisa, amamojula ahambisanayo esikhathi esizayo, nezinyathelo zokugunyaza kuzo zonke izigaba. Noma iyiphi ingxenye okufanele ishintshwe ngaphambi kwesigaba sokugcina sifakwe ohlwini njengezindleko zephrojekthi yesikhathi esizayo.

Inani Lesinqumo Somthengi: Izakhiwo ezikhethiwe zingase zibe nenani eliphezulu lekhabhinethi lokuqala kodwa kube nengozi ephansi yokunwetshwa ngenxa yokuthi ingqalasizinda engaguquki ebalulekile isivele inosayizi wendlela yokukhula egunyaziwe. Umthengi uqhathanisa izindleko zekhephithali yomjikelezo wokuphila, izidingo zokuvala shaqa esikhathini esizayo, ukuhambisana okusele, kanye nokuphinda uphindwe kabusha—hhayi nje i-kVA yesigaba sokuqala ngedola ngalinye.

Yini Okufanele Ifakwe I-RFQ Yesigaba Sokunweba?

Imibuzo Evame Ukubuzwa

Ingabe yonke i-UPS yemojula ingakala ngokuzenzakalelayo?

Cha. I-UPS eyimojula ingakala kuphela ngaphakathi kwemikhawulo eqinisekisiwe yohlaka lwayo, ibhasi yangaphakathi, i-bypass, i-interfaces okokufaka/okuphumayo, isistimu yebhethri, izilawuli, ukupholisa kanye nomndeni wamamojula ahambisanayo. Cela imephu yokulinganisa yesigaba sokugcina esiphelele.

Ingabe imojula eyodwa eyisipele ihlale isho ukuthi N+1?

Cha. I-N+1 incike emthwalweni ovikelwe kanye nomthamo wamamojula asele kuleso sigaba esithile. Bala kabusha ukuphelelwa umsebenzi noma nini lapho kushintsha isibalo noma isibalo semojula efakiwe.

Ingabe abathengi kufanele bafake uhlaka olukhulu kunawo wonke ekuqaleni?

Hhayi ngokuzenzakalelayo. Uhlaka olukhudlwana kufanele lugunyazwe ngesibikezelo somthwalo othembekile, indawo etholakalayo, izidingo zokudlula okokugcina nokusabalalisa, kanye nezomnotho zomjikelezo wempilo. Ukweqa ngokweqile ngaphandle kohlelo lokukhula kungadala izindleko zekhephithali ezingadingekile.

Ingabe ibhange lebhethri linganwetshwa kamuva ngamamojula e-UPS?

Kungase kwenzeke ngomklamo oklanywe kahle, kodwa umphakeli kufanele aqinisekise ukuhambisana kwebhethri, ukuvikelwa kwe-DC, umthamo weshaja, indawo yegumbi, umthamo wekhebula, isu lokuguga kanye nobudlelwano obuvunyelwe phakathi kwamabhethri akhona namasha.

Yini okufanele ihlolwe ngaphambi kokuthenga amamojula wamandla ashisayo ashintshwayo?

Qinisekisa ukuthi imaphi amamojula angashintshwa ngempela ku-inthanethi, ukuphindaphinda okudingekayo phakathi nesevisi, ukubuyekezwa okuhambisanayo, i-firmware kanye nokulawula ipharamitha, inqubo yokuhlukaniswa, ukuhlolwa kokushintshwa komsebenzi okusadinga ukuvala shaqa.

Yiziphi izindleko ezinkulu ezifihliwe ekunwebeni kwe-UPS okumodulayo?

Imvamisa iyingqalasizinda engashintshi ebingalinganisiwe esigabeni sokugcina—i-bypass, switchgear, izintambo, indawo yebhethri, ukupholisa noma ukusatshalaliswa. Lezi zinto zingaphoqelela ukuvala shaqa kanye nokuklama kabusha ingxenye ngisho nalapho uhlaka lwe-UPS lusenezikhala zemojuli ezingenalutho.

Yiluphi ulwazi okufanele luthunyelwe ukuze uthole ikhotheshini ye-UPS eyimojula?

Thumela isibikezelo somthwalo esifakwe kusiteji, okuhlosiwe kokuphelelwa umsebenzi, imfuneko yesikhathi sokusebenza, amandla kagesi okufakwayo/okukhiphayo, idatha yejeneretha ne-switchgear, izimo zegumbi, ifilosofi yokulungisa, izinsuku zokunwetshwa okulindelekile, inani, indawo, izimfuneko zokubhalwa kanye nokugunyazwa.

Cela Ukubuyekezwa Kwezakhiwo ze-UPS ezisiteji

Lungiselela ishejuli yokulayisha yokuqala, emaphakathi neyokugcina, ukuphelelwa umsebenzi okudingekayo esigabeni ngasinye, isikhathi sokusebenza kwebhethri, imininingwane yolayini owodwa kagesi, isixhumi esibonakalayo sejeneretha, imikhawulo ye-switchgear, izimo zegumbi, amafasitela okunakekela, izinsuku zokunwetshwa okulindelekile, ubuningi, indawo kanye nezidingo zokugunyazwa. Zihambise nge-USYTU ikhasi lokuxhumana kanye neprojekthi yokucaphuna. Ithimba lingabuyekeza imindeni etholakalayo ye-UPS, lihlonze ifreyimu, i-bypass, ibhethri nemingcele yokusabalalisa, futhi lilungiselele isiphakamiso sokumisa esifakwe kusiteji esinokuqagela, imingcele yokunwetshwa, imibhalo kanye nokungafakwa.