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1、S订conDP300E系列UPS结构特点与性能优势(下)Theoutputenergyofthemaincircuitissuppliedbythesecondinvertersintheformofcurrent.Itissuspectedthatwhentheinputvoltageisjustattheratedvalue(whentheinverter(II)hasnoactivecurrent)suddenlylosespower,doestheUPSoutputhaveagap?Figureseventeen.OnlineworkingstateofSilconDP300EUP
2、SSomeimpact,becausetheinverter(II)activepowerequivalenttoano-loadtofullloadchanges,andbatteryoutput,whichisequivalenttothegeneralUPSloadtransientresponseby0-100%changes,theoutputamplitudeislessthan3%,andcompletelyrecoveredwithin20ms(seetestreport)・Fig.eighteenshowsthewaveformofthecorrespondingoutp
3、utvoltagewhenthemainsispowereddownandrestored・Obviously,theoutputvoltageisnotaffectedbythechangeofthepowersupply,whichconfirmsthesystem'sfullon-lineworkingability.2.,fourtypicalUPScircuitstructure,workingwayandperformancedifferenceSomepeopleareoutofignoraneeofthenewtechnologyofSilconUPS,mistakenly
4、believeitisthreeport,oronlineinteractive(quasionline)UPS・PeoplewhoholdthisviewisfarmorethantheSilcondon，tunderstandtechnology,theyactuallyonwhatisthethreeportdndonlineinteractivealsodonotunderstand,otherwiseitwillnotputthethreeportsandonlineinteractivetogethertodenySilconUPS'sonlinefeatures・Thedia
5、gram(nineteen)liststheotherfourformsofthecircuit,andliststheirmaindifferencesinTable1Features:figure(nineteen)a,backupUPSSingleconverter;Theoutputpowerperformanceindexisgeneral,butitcanmeettheloadrequirement;UPSdoesnotgenerateadditionalinterferencetothepowergrid,whichhashighreliability;Mainlyusedi
6、nthefieldoflow-powerUPS・Function:Whenthecitypowerisnormal,theUPSinverterdoesnotwork,andthepowersupplyisdirectlysuppliedtotheloadthroughtheintelligentvoltageregulation.Meanwh订e,thecityelectricitychargesthebatterythroughthecharger;Afterthemainsispowereddown,thebatterysuppliespowertotheloadthroughthe
7、inverter;Whenthebatteryisswitchedon,theoutputvoltagehasconversiontime・Figurenineteen(b)onlineinteractiveUPSCharacteristic：Singleinverter,bidirectionaloperation;Theoutputpowerperformanceindexisgeneral,butitcanmeet
