A DC rau AC fais fab inverteryog ib qho khoom siv tseem ceeb uas ua lub luag haujlwm tseem ceeb hauv kev hloov pauv hluav taws xob ncaj qha (DC) mus rau hauv hluav taws xob hloov pauv (AC). Qhov kev hloov pauv no yog qhov tsim nyog los muab hluav taws xob rau ntau yam khoom siv hluav taws xob thiab cov khoom siv uas xav tau hluav taws xob AC kom ua haujlwm. Los ntawm kev muab hluav taws xob rau cov khoom siv hauv tsev thaum lub sijhawm hluav taws xob tsis ua haujlwm mus rau kev txhawb nqa kev siv cov khoom siv hluav taws xob hauv tsheb, DC mus rau AC fais fab inverters tau dhau los ua ib feem tseem ceeb ntawm lub neej niaj hnub no.
Ib qho ntawm cov ntawv thov tseem ceeb rau DC mus rau AC fais fab inverters yog nyob rau hauv off-grid thiab cov tshuab hluav taws xob rov ua dua tshiab. Cov tshuab no, xws li cov vaj huam sib luag hnub ci thiab cov cua turbines, tsim cov hluav taws xob ncaj qha uas yuav tsum tau hloov mus ua hluav taws xob hloov pauv rau kev siv hauv tsev thiab cov lag luam. DC mus rau AC fais fab inverters pab txhawb qhov kev hloov pauv no, tso cai rau lub zog rov ua dua tshiab tau txais kev siv zoo.
Ntxiv rau cov tshuab hluav taws xob rov ua dua tshiab, cov inverters fais fab DC-rau-AC siv dav hauv tsheb, tshwj xeeb tshaj yog cov tsheb ua si (RVs), nkoj, thiab tsheb. Cov inverters no tso cai rau cov khoom siv AC thiab cov khoom siv ua haujlwm thaum mus ncig, xws li lub tshuab cua sov microwave, lub tub yees, thiab cov khoom siv lom ze. Qhov no muab kev nplij siab thiab kev yooj yim uas yuav tsis ua tau yog tsis siv lub inverter.
Tsis tas li ntawd xwb, lub tshuab hloov hluav taws xob DC mus rau AC yog qhov tseem ceeb rau kev npaj rau thaum muaj xwm txheej ceev. Yog tias muaj hluav taws xob tsis ua haujlwm, kev muaj lub tshuab hloov hluav taws xob txhim khu kev qha tuaj yeem ua kom cov khoom siv tseem ceeb xws li teeb, tub yees, thiab cov khoom siv sib txuas lus tseem ua haujlwm tau. Qhov no tseem ceeb heev rau cov xwm txheej uas cov khoom siv hluav taws xob tsawg, xws li thaum muaj kev puas tsuaj ntuj tsim lossis nyob rau thaj chaw deb.
Thaum xaiv lub inverter fais fab DC mus rau AC, nws yog ib qho tseem ceeb uas yuav tsum xav txog qhov xav tau fais fab ntawm cov khoom siv thiab cov khoom siv uas nws yuav txuas nrog. Cov inverters muaj ntau yam kev ntsuas fais fab, thiab kev xaiv qhov yog yog qhov tseem ceeb kom ntseeg tau tias nws tuaj yeem tswj tau qhov hnyav yam tsis muaj kev thauj khoom ntau dhau. Tsis tas li ntawd, hom waveform tso zis, txawm tias yog sine ntshiab, sine hloov kho lossis square wave, yuav tsum tau txiav txim siab raws li qhov xav tau tshwj xeeb ntawm cov khoom siv txuas nrog.
Nws tseem ceeb heev uas yuav tsum xav txog qhov ua haujlwm tau zoo thiab kev nyab xeeb ntawm lub inverter. Cov inverters ua haujlwm tau zoo txo qhov poob hluav taws xob thaum hloov pauv, thaum cov yam ntxwv kev nyab xeeb xws li kev tiv thaiv kev thauj khoom ntau dhau thiab kev tiv thaiv luv luv tiv thaiv lub inverter thiab cov khoom siv txuas nrog.
Xaus lus, DC mus rau AC fais fab inverters ua lub luag haujlwm tseem ceeb hauv kev siv cov khoom siv AC thiab cov khoom siv hauv ntau qhov chaw xws li cov tshuab hluav taws xob rov ua dua tshiab mus rau cov ntawv thov kev mus los ntawm tsheb. Raws li thev naus laus zis txuas ntxiv mus, qhov tseem ceeb ntawm cov inverters no hauv kev muab cov kev daws teeb meem hloov pauv hluav taws xob txhim khu kev qha thiab ua haujlwm tau zoo yuav txuas ntxiv loj hlob. Txawm hais tias siv txhua hnub lossis npaj rau thaum muaj xwm txheej ceev, qhov ua tau ntau yam thiab kev ua haujlwm ntawm DC mus rau AC fais fab inverters ua rau lawv yog ib feem tseem ceeb ntawm cov tshuab hluav taws xob niaj hnub.
Lub sijhawm tshaj tawm: Lub Rau Hli-21-2024