Kubomi bemihla ngemihla, zonke iintlobo zezixhobo zekhaya ezincinci kunye neemveliso zombane kufuneka zinikwe amandla ziimotor zeDC.Abantu abanenkathalo baya kufumanisa ukuba ukongeza kwiinjini ze-AC, ezinye ziinjini ze-micro-DC, kwaye uninzi lweemveliso zisebenzisa iinjini zeDC.Ibrushless micro DC motors, ezinje ngoomatshini bekofu, iincakuba, izicoci zobuso, izixhobo zobuhle, njl.njl., azifane zisetyenziswe kwiimotho ezincinci zebrushless.Ngoba?
Siyazi ukuba i-brushless motor inesantya esiphezulu, ingxolo ephantsi kunye nobomi benkonzo ende, ngelixa i-brushless motor ingaphantsi kancinci kuyo.Kodwa ibrashi encinci yemoto yeDC inokuqhuba nje ukuba iqhagamshelwe kumandla eDC, kwaye ulawulo lulula kakhulu.Inokulawulwa kuphela ngokunyusa okanye ukunciphisa amandla ombane.I-brushless micro-DC motor idinga iisekethe ezongezelelweyo ukuze isebenze, kwaye i-torque incinci xa isebenza ngesantya esiphantsi.Ukuba i-torque iyadingeka, kufuneka kufakwe i-miniderer, efuna iindlela zokuyila imveliso ephezulu kunye neendleko.
Brushless micro DC motorsngokubanzi zidinga abenzi boluvo abathathu beHolo ukusebenza, kuba amajiko amathathu emoto encinci ayi-120°.Ukuze ulinganise izikhundla ezintathu ze-rotor ehambelanayo, iisenso zeHolo ezintathu ziyafuneka.Zikwakwabiwa ngokufanayo kwi-120 °, kwi-wiring, iHolo elibuyela umva kufuneka libekwe phakathi kweeHolo ezimbini, ezinokunciphisa ucingo olukhokelayo.Kuya kufuneka uyazi ukuba i-brushless DC motor ayinaso isixhobo sebrashi.Ibrashi kunye ne-commutator zitshintshwa zizivamvo zeHolo.Ke ngoko, iya kuba nokusebenza okuphezulu, ingxolo ephantsi, ukuthembeka okuphezulu, ukulawulwa kwesantya sokuguqulwa kwamaza kunye nobomi benkonzo ende.Iimpawu zesantya esiphezulu.
Ngamafutshane, ukuze aDC motorukusebenza, kufuneka kuhlale kukho i-angle ethile phakathi kwentsimi yamagnetic ye-coil ye-stator kunye nentsimi yamagnetic yemagnethi esisigxina ye-rotor.Inkqubo yokujikeleza kwe-rotor (oko kukuthi, inkqubo yokutshintsha indlela ye-magnetic field) kukwenza ukuba iindawo ezimbini zombane zibe ne-angle.Emva kweqondo elithile, ulwalathiso lwentsimi yamagnetic ye-stator coil kufuneka lutshintshwe, kwaye iiHolo ezintathu zingasetyenziselwa ukwazi indlela yokutshintsha i-stator magnetic field.Ngamanye amazwi, iiHolo ezintathu zingumsebenzi wokuxelela umlawuli ukuba utshintshe nini ngoku.
Ke ngoko, uninzi lweemveliso ze-elektroniki zisebenzisa iinjini ze-DC ezixutyiweyo ngakumbi.Indlela yokulawula isiqalo yeemotho ze-DC ezingenasbhrashi inzima kakhulu.Ngaphandle kokuba yimveliso eneemfuno eziphezulu zeparameter, kunye ne-brushed micro motors ayinakwenzeka, iya kusetyenziswa.Brushless DC motor.
Ixesha lokuposa: Jul-15-2021