Yog vim li cas vim li cas qhov tso zis ntawm DC fais fab mov ua tsis zoo
Cov laj thawj rau qhov tsis zoo ntawm cov khoom siv hluav taws xob DC dav dav:
DC converter yog los hloov DC qhov hluav taws xob ruaj khov rau hauv qhov sib txawv DC voltage. Cov thev naus laus zis no tau siv dav hauv kev hloov pauv nrawm nrawm thiab tswj cov trolleybuses, tsheb ciav hlau subway, thiab tsheb hluav taws xob. Nyob rau tib lub sijhawm, kev tswj hwm saum toj no tuaj yeem ua tiav kev nrawm nrawm thiab teb nrawm. kev ua tau zoo, thiab tib lub sijhawm tau txais cov txiaj ntsig ntawm kev txuag hluav taws xob.
Hloov lub varistor nrog DC chopper tuaj yeem txuag hluav taws xob los ntawm (20 ~ 30) feem pua.
Lub DC chopper tuaj yeem tsis tsuas yog ua lub luag haujlwm ntawm kev tswj hwm hluav taws xob (hloov lub zog hluav taws xob), tab sis kuj tuaj yeem cuam tshuam cov suab nrov tam sim no ntawm daim phiaj.
Qhov thib ob fais fab DC converter ntawm kev sib txuas lus fais fab mov tau ua lag luam. Lub module txais kev siv tshuab PWM siab, qhov hloov zaus yog li 500kHz, thiab lub zog ceev yog 5W ~ 20W / in3.
Nrog rau txoj kev loj hlob ntawm cov loj-scale integrated circuits, lub hwj chim modules yuav tsum tau miniaturized, yog li nws yog tsim nyog los mus txuas ntxiv mus nce lub zaus hloov thiab txais yuav tshiab Circuit Court topologies. Lub zog ntom ntom ntawm cov khoom siv hluav taws xob theem nrab tau txhim kho zoo heev.
