Yuav ua li cas ntsuas ntsuas cov ripple ntawm DC cov khoom siv fais fab
DC fais fab ripple yog hais txog tus ac tivthaiv nyob rau hauv cov zis voltage ntawm DC fais fab mov, uas tuaj yeem cuam tshuam txog cov haujlwm hauv hluav taws xob. Yog li ntawd, ntsuas lub ripple ntawm DC cov khoom siv hluav taws xob zoo yog qhov tseem ceeb rau kev ua haujlwm zoo ntawm cov khoom siv hluav taws xob thiab txhim kho qhov zoo ntawm cov khoom siv fais fab.
Lub hauv paus ntsiab lus ntawm kev ntsuas kev ntsuas hauv DC Fais Fab Mov
1. Cov lus txhais ntawm DC fais fab ripple
DC fais fab ripple yog hais txog tus ac tivthaiv nyob rau hauv cov zis voltage ntawm DC fais fab mov, feem ntau sawv cev los ntawm peak rau peak rau peak rau peak nqi (vpp) lossis tus nqi zoo (RMS). Qhov ntau ntawm ripple yog cuam tshuam rau yam xws li qhov kev ruaj ntseg ntawm lub zog hluav taws xob, thauj khoom hloov pauv, thiab tsis muaj cov khoom siv sab hauv ntawm cov khoom siv fais fab ntawm lub zog.
2. Ua rau DC fais fab ripple
Cov laj thawj tseem ceeb rau tiam DC lub zog ripple yog raws li hauv qab no:
(1) Tus Nonlinear Cov yam ntxwv ntawm cov khoom siv sab hauv ntawm lub zog hluav taws xob, xws li Rectifier Diodes, hloov hlab, tuaj yeem ua rau lub cim ntawm AC cov zis hluav taws xob.
(2) Hloov cov zaus ntawm lub zog hluav taws xob: Hloov chaw zaus ntawm hloov fais fab tuag yog qhov siab, uas yog nquag ua siab rau siab- zaus ripple.
(3) Kev thauj khoom ntawm cov khoom siv fais fab: kev hloov pauv hloov tuaj yeem ua rau muaj kev hloov pauv hauv cov zis hluav taws xob ntawm lub zog hluav taws xob, ua rau ripple.
(4) Kev lim dej ntawm lub zog hluav taws xob: kev tsim tsis raug ntawm cov kev lim dej lossis cov khoom sib xyaw ua ke tuaj yeem ua rau tsis muaj txiaj ntsig ntawm Ripple.
3. Kev ntsuas qhov tseem ceeb ntawm DC lub zog ripple
Kev ntsuas cov ripple ntawm DC fais fab mov yog qhov tseem ceeb tshaj plaws rau kev ua haujlwm zoo ntawm cov khoom siv hluav taws xob thiab txhim kho cov khoom siv hluav taws xob zoo. Los ntawm kev ntsuas ripple, nws yog tau rau:
(1) ntsuas qhov ruaj ntseg ntawm lub hwj huam muab: qhov loj me ntawm ripple muaj kev sib tw ntawm lub zog hluav taws xob, thiab me dua cov kev ruaj khov, qhov zoo dua qhov ruaj khov ntawm lub zog.
(2) Kev kuaj mob fais fab khoom: Hloov pauv ntawm cov paib uas muaj kev sib txig sib luag, thiab ntsuas cov ripple tuaj yeem pom thiab tshem tawm cov kev txhaum raws sijhawm.
(3) Txhim kho cov zog hluav taws xob tsim nyog: los ntawm kev ntsuas Ripple, qhov tsis txaus ntseeg hauv kev tsim hluav taws xob tsim nyog thiab txhim kho cov zog hluav taws xob.
