Tsarin sarrafawa na PWM yana karɓar ƙarfin wutar lantarki na walda da siginar martani na yanzu na babban da'irar injin waldi na bututu ta hanyar ganowa. 

Wutar ciyar da wutar lantarki mai sarrafa naúrar tana sarrafa wutar lantarki na motar ciyar da waya, kuma tana daidaita saurin motar ciyar da waya ta hanyar na’urar ciyar da wayoyin.

Ana daidaita saurin motar mota ta hanyar sarrafa abincin ciyar da waya. A lokaci guda, canjin wutar lantarki na wutar lantarki yana dawowa Zuwa tsarin sarrafawa na PWM, tsarin sarrafawa na PWM yana sarrafa babban kewaye na injin waldi ta hanyar ƙirar tuƙi gwargwadon daidaita ƙarfin lantarki na motar ciyar da waya. Wutar walda tana shafar ƙa'idar wutar lantarki ta waya. module ɗin drive yana haɓaka siginar siginar da aka ƙera da aka aika ta tsarin sarrafawa na PWM kuma yana jagorantar sauya wutar lantarki Abubuwan kamar IGBT module da MOS tube aiki cikin aminci da aminci. A lokaci guda, ana amfani da babban ƙarfin lantarki da babban ƙarfin wutar lantarki zuwa babban na'urar juyawa na na'ura mai walda An ware daga tsarin sarrafa PWM. Ayyukan tsarin sarrafawa na PWM shine sarrafa sigogi na yanzu da ƙarfin lantarki da kwamitin ya bayar a lokaci guda.

Ana tattara sigina na yanzu da ƙarfin lantarki a ƙarshen fitowar injin walda, idan aka kwatanta su kuma aka lissafa bi da bi, sannan ana sarrafa PWM pulse generation circuit don samar da bugun da ya dace. 

Ana aika bugun bugun tuƙi zuwa ƙirar tuƙi. Yayin daidaita saurin mai ciyar da waya, ana saita saurin ciyar da waya a cikin tsarin sarrafa PWM

Nawa ake buƙatar ƙarfin lantarki. Wurin mayar da martani na ƙarfin wutar lantarki na injin walƙiya da na yanzu yana tattara ƙarfin fitowar injin injin a cikin ainihin lokaci a cikin tsarin sarrafa PWM Mai daidaitawa ta atomatik a cikin. MIG waldi yana buƙatar cewa ƙarfin fitarwa na injin waldi da saurin ciyar da waya don isa ga walda. gudun Tasirin haɗi. Za'a iya yin injin waldi kawai ta hanyar daidaita wutar lantarki na injin ciyar da waya. Ana daidaita ƙarfin lantarki na injin ciyar da waya ta sama da potentiometer.

Ana daidaita saurin ciyar da waya ta hanyar resistor R99, kuma ana daidaita ƙarfin shigar da shigar da waya ta hanyar resistor R33 da resistor R35 Ana shigar da madaidaicin shigarwar ta gudana ta cikin triode v19 da triode V20 don daidaita saurin ciyar da waya. Daidaita ƙarfin fitarwa na injin waldi, A lokaci guda, ƙarfin shigarwa na injin ciyar da waya yana daidaita bugun fitarwa na module sarrafa injin sarrafa wutar uc2845 ta hanyar juriya R49 da juriya r48 Wide don isa ga ƙa'idar ƙarfin lantarki na waya motar abinci. Ta wannan hanyar, za a iya samun ƙarfin fitarwa da ƙarfin ƙarfin ciyar da waya ta hanyar daidaita fitowar injin waldi .Ana daidaita saurin waya a lokaci guda, don gane daidaiton girma ɗaya.

• Bayanin samfur