Injini yeDC engenabhrashi(BLDC) yimoto esebenza kakuhle kakhulu, engenangxolo ingako, nehlala ixesha elide esetyenziswa kakhulu kwiinkalo ezahlukeneyo, ezinje ngokuzenzekela kwemizi-mveliso, izixhobo zamandla, izithuthi zombane, njl. Ulawulo lwesantya ngumsebenzi obalulekileyo wolawulo lweemoto ze-DC ezingenamabhrashi. Iindlela ezininzi eziqhelekileyo zolawulo lwesantya semoto ze-DC ezingenamabhrashi ziya kwaziswa ngezantsi.
1. Ulawulo lwesantya seVolthi
Ulawulo lwesantya sevolthi yeyona ndlela ilula yokulawula isantya, elawula isantya semoto ngokutshintsha ivoltage yombane we-DC. Xa ivoltage isanda, isantya semoto siya kwanda; ngokuchaseneyo, xa ivoltage incipha, isantya semoto siya kwanda. Le ndlela ilula kwaye kulula ukuyisebenzisa, kodwa kwiimoto ezinamandla aphezulu, isiphumo solawulo lwesantya sevolthi asilunganga, kuba ukusebenza kakuhle kwemoto kuya kuncipha njengoko ivoltage isanda.
2. Ulawulo lwesantya sePWM
Ulawulo lwesantya lwe-PWM (i-Pulse Width Modulation) yindlela eqhelekileyo yokulawula isantya semoto, elawula isantya semoto ngokutshintsha umjikelo womsebenzi wesignali ye-PWM. Xa umjikelo womsebenzi wesignali ye-PWM unyuka, i-voltage ephakathi yemoto nayo iya kwanda, ngaloo ndlela inyusa isantya semoto; ngokuchaseneyo, xa umjikelo womsebenzi wesignali ye-PWM uncipha, isantya semoto naso siya kuncipha. Le ndlela inokufikelela kulawulo lwesantya oluchanekileyo kwaye ifanelekile kwiimoto ze-DC ezingenamabhrashi zamandla ahlukeneyo.
3. Ulawulo lwesantya sempendulo yenzwa
Iimoto zeDC ezingenabhrashi zihlala zixhotyiswe ngee-sensors zeHall okanye ii-encoders. Ngokuphendula kwe-sensor ngolwazi lwesantya semoto kunye nendawo yayo, ulawulo lwesantya oluvaliweyo lunokufezekiswa. Ulawulo lwesantya oluvaliweyo lunokuphucula uzinzo lwesantya kunye nokuchaneka kwemoto, kwaye lufanelekile kwiimeko ezineemfuno zesantya esiphezulu, njengezixhobo zoomatshini kunye neenkqubo zokuzenzekelayo.
4. Ulawulo lwesantya sempendulo yangoku
Ulawulo lwesantya sempendulo yangoku yindlela yokulawula isantya esekelwe kumbane wemoto, elawula isantya semoto ngokujonga umbane wemoto. Xa umthwalo wemoto unyuka, umbane nawo uya kwanda. Ngeli xesha, isantya esizinzileyo semoto sinokugcinwa ngokunyusa i-voltage okanye ukulungisa umjikelo womsebenzi wesignali ye-PWM. Le ndlela ifanelekile kwiimeko apho umthwalo wemoto utshintsha kakhulu kwaye inokufezekisa ukusebenza okungcono kwempendulo eguqukayo.
5. Indawo yemagnethi engenazinzwa kunye nolawulo lwesantya
Ulawulo lwesantya sokuma kwentsimi yemagnethi engenazinzwa yiteknoloji ephucukileyo yokulawula isantya esebenzisa umlawuli we-elektroniki ngaphakathi kwimoto ukujonga nokulawula intsimi yemagnethi yemoto ngexesha langempela ukuze kufezekiswe ulawulo oluchanekileyo lwesantya semoto. Le ndlela ayifuni zinzwa zangaphandle, yenza lula ulwakhiwo lwemoto, iphucula ukuthembeka nokuzinza, kwaye ifanelekile kwiimeko apho umthamo kunye nobunzima bemoto buphezulu.
Kwizicelo ezisebenzayo, iindlela ezininzi zokulawula isantya zihlala zidityanisiwe ukuze kufezekiswe ulawulo lweemoto oluchanekileyo noluzinzileyo. Ukongeza, iskimu sokulawula isantya esifanelekileyo sinokukhethwa ngokwezicelo ezithile kunye neemfuno. Itekhnoloji yokulawula isantya yeemoto ze-DC ezingenamabhrashi iphuhliswa kwaye iphucuka rhoqo. Kwixesha elizayo, iindlela ezintsha zokulawula isantya ziya kubonakala zihlangabezana neemfuno zolawulo lweemoto kwiindawo ezahlukeneyo.
Umbhali: uSharon
Ixesha leposi: Epreli-24-2024