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Cov laj thawj rau Inrush tam sim no tiam hauv kev hloov cov khoom siv fais fab

Oct 28, 2025

Cov laj thawj rau Inrush tam sim no tiam hauv kev hloov cov khoom siv fais fab

 

Ntawm ntau yam siv fais fab siv fais fab yav dhau los thiab tam sim no, hloov hom fais fab khoom muaj zog heev thiab feem ntau tuaj yeem ua tau raws li cov qauv tsim. Lub zog hluav taws xob no yog kev lag luam heev, tab sis kuj muaj qee qhov teeb meem hauv kev tsim qauv. Qhov no yog vim li cas ntau yam hloov lub zog fais fab (tshwj xeeb tshaj yog high {2} Hwj chim hloov hluav taws xob: Lawv yuav tsum kos lub sijhawm loj tam sim no lub zog. Qhov xwm txheej no tam sim no yuav ncav cuag 10 txog 100 zaug ntawm cov qub kev ua haujlwm tam sim no ntawm lub zog hluav taws xob. Yog li, muaj tsawg kawg yog ob qhov teeb meem uas yuav tshwm sim. ** Yog tias DC cov khoom siv tsis tuaj yeem muab cov khoom pib txaus tam sim no, hloov hluav taws xob fais fab yuav nkag mus rau lub xeev xauv thiab pib tsis tau; ** Qhov kev tawm tshiab tam sim no yuav ua rau muaj kev txo qis ntawm cov khoom hluav taws xob hluav taws xob, uas yog qhov txaus kom ua rau lwm cov khoom siv hluav taws xob uas siv zog kom sai.

 

Cov txheej txheem ib txwm muaj ntawm cov lus qhia tsis muaj kev txhawb nqa tam sim no yog txuas cov kub coefficient thermistor tam sim no liming cov (NTC) hauv koob. Txawm li cas los xij, cov qauv yooj yim no muaj ntau cov kev tsis muaj kev cuam tshuam ntawm NTC cov txiaj ntsig tau cuam tshuam nrog kev cuam tshuam rau cov ntc uas yog ib feem ntawm cov txiv ntseej cov kev cuam tshuam nrog kev hloov pauv hloov pauv ntawm cov khoom siv hluav taws xob. Qhov tseeb, ob qhov teeb meem tau hais los saum toj no tuaj yeem daws tau ntawm "muag muag muag", uas yuav qhia hauv kev nthuav dav hauv qab no.
Cov laj thawj rau nthwv tam sim no tiam nyob rau hauv hloov hom fais fab mov

 

Cov tswv yim hluav taws xob ntawm Hloov hom hwj huam uas feem ntau tau txais kev pab lub capacitic lim rectifier Circuitifi. Thaum lub sijhawm kaw cov khoom siv fais fab kev tuaj, vim yog thawj zaug ntawm lub capacitor tau xoom, muaj ib qho loj tshaj plaws yuav tsim tau thaum lub peev xwm ntawm lub capacitor. Tshwj xeeb rau siab - fais fab hloov cov khoom siv hluav taws xob hom khoom siv Xws li qhov loj tshaj plaws tam sim no tam sim no ntawm lub zog ntawm tuaj yeem ua rau cov tswv yim fuse kom tawg mus rau hlawv tawm mus rau qhov kev puas tsuaj rau cov choj rectifier; Cov mob me me tuaj yeem ua rau cov huab cua hloov mus ua tsis kaw. Qhov tshwm sim saum toj no tuaj yeem ua rau hloov fais fab tuag rau malfunction. Yog li ntawd, yuav luag txhua qhov hloov hluav taws xob cov khoom siv tau nruab nrog cov mos pib ua kom tiv thaiv surge kurents, ua kom muaj kev ua haujlwm ib txwm thiab ntseeg tau ntawm qhov thib ob {} tes neeg siv fais fab.

 

2. Hluav taws xob ua haujlwm siv hluav taws xob ntawm cov muag muag pib
Yog tias "muag muag muag" yog siv los tshem tawm cov xwm txheej tam sim no thaum lub sijhawm pib hloov cov teeb meem tam sim no ntawm kev hloov pauv cov qauv tam sim no tau hais txog saum toj no. Kev tswj hwm lub pib -}} dua ntawm lub zog hluav taws xob cuam tshuam nrog ob lub zog ntawm lub zog thaum muaj kev pab muaj txiaj ntsig tam sim no. Yog tias lub nra tsis yog tsav, tam sim no thaum hloov hluav taws xob tau pib yog feem ntau me me. Feem ntau, qhov pib tam sim no yuav ua tau me dua li khov kho {{}} Lub Xeev khiav hauj lwm siv txoj kev no.

 

Adjustable DC power supply

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