Tom qab nkag mus rau xyoo pua 21st, kuv lub teb chaws cov khoom siv hluav taws xob tsheb ciav hlau tau ua tiav txoj kev loj hlob sai. Nyob rau hauv cov ntaub ntawv no, lub hwj huam mov screen siv nyob rau hauv yav dhau los los ntawm lub hwj chim zaus technology tsis tau raws li qhov yuav tsum tau ntawm ib puag ncig tam sim no, thiab lub hwj chim mov system tau maj mam tshwm sim. Tsawg kev ntseeg siab thiab kev txawj ntse. Nyob rau hauv cov ntaub ntawv no, UPS uninterruptible fais fab mov tau dhau los ua ib feem tseem ceeb ntawm kev tsim kho ntawm lub hwj chim mov system.
Raws li ntau thiab ntau cov cuab yeej tshiab thiab cov thev naus laus zis tshiab tau siv rau hauv kev tsheb ciav hlau, ntau cov khoom siv hluav taws xob kuj tseem muaj cov kev xav tau siab dua rau cov khoom siv hluav taws xob zoo thiab cov khoom siv hluav taws xob ruaj khov. UPS tsis tsuas yog lav qhov zoo ntawm cov khoom siv hluav taws xob, tab sis kuj lav tsis muaj kev cuam tshuam hluav taws xob.
Thaum lub zog hluav taws xob ntawm lub network sab nraud cuam tshuam, UPS tseem tuaj yeem txuas ntxiv kom ntseeg tau tias kev ua haujlwm ib txwm muaj ntawm lub teeb liab hauv ib lub sijhawm. Thaum lub sijhawm muaj xwm txheej ceev no, cov neeg ua haujlwm xa tuaj tuaj yeem coj lub tsheb ciav hlau sai sai mus rau thaj chaw nyab xeeb, thiab saib xyuas cov ntaub ntawv khiav tsheb ciav hlau. Ua ib txoj haujlwm zoo ntawm kev khaws cia kom tsis txhob cuam tshuam rau kev ua haujlwm ntawm lub kaw lus vim cov ntaub ntawv poob.
Raws li cov yam ntxwv ntawm lub teeb liab system nws tus kheej, peb feem ntau tsim UPS uninterruptible fais fab mov nyob rau hauv ib tug redundant yam. Raws li tus qauv tsim no, yog tias muaj teeb meem nrog ib qho UPS thaum lub sijhawm ua haujlwm, lub kaw lus yuav hloov mus rau lwm qhov chaw tos txais UPS hauv lub sijhawm. Qhov no ua kom muaj kev ruaj ntseg ntawm cov khoom siv hluav taws xob.