Ngokuphuculwa kwetekhnoloji entsha yokulawula ibhetri kunye ne-elektroniki, iindleko zoyilo kunye nokuveliswa kweemoto ze-DC ezingenamabhulashi zincitshisiwe kakhulu, kwaye izixhobo ezitshajwayo ezilula ezifuna iimoto ze-DC ezingenamabhulashi ziye zathandwa kwaye zasetyenziswa ngokubanzi. Isetyenziswa kakhulu kumashishini okuvelisa, ukuhlanganisa kunye nokugcina izinto, ngakumbi ngophuhliso loqoqosho, imfuno yamakhaya nayo iya isanda, kwaye izinga lokukhula konyaka liphezulu kakhulu kuneleminye imizi-mveliso.
2, uhlobo lwesicelo semoto yesixhobo sombane esinokutshajwa kwakhona esilula
2.1 Imoto ye-DC ebhrashiweyo
Ulwakhiwo lwemoto ye-DC engenamabhrashi eqhelekileyo luquka i-rotor (i-shaft, i-iron core, i-winding, i-commutator, i-bearing), i-stator (i-casing, i-magnet, i-end cap, njl.njl.), i-carbon brush assembly, i-carbon brush arm kunye nezinye iindawo.
Umgaqo wokusebenza: I-stator yemoto ye-DC ebhrashiweyo ifakwe ipali ephambili esisigxina (imagnethi) kunye nebrashi, kwaye i-rotor ifakwe i-armature winding kunye ne-commutator. Amandla ombane ombane we-DC power supply angena kwi-armature winding ngebrashi yekhabhoni kunye ne-commutator, evelisa i-armature current. I-magnetic field eveliswa yi-armature current isebenzisana ne-magnetic field ephambili ukuvelisa i-electromagnetic torque, eyenza i-motor ijikeleze kwaye iqhube umthwalo.
Iingxaki: Ngenxa yokubakho kwebrashi yekhabhoni kunye ne-commutator, ukuthembeka kwe-brush motor akusebenzi kakuhle, ukusilela, ukungazinzi kwangoku, ubomi obufutshane, kunye ne-commutator spark kuya kubangela ukuphazamiseka kwe-electromagnetic.
2.2 Injini ye-DC engenabhrashi
Ulwakhiwo lwemoto ye-DC engenamabhrashi eqhelekileyo luquka i-motor rotor (i-shaft, i-iron core, i-magnet, i-bearing), i-stator (i-casing, i-iron core, i-winding, i-sensor, i-end cover, njl.njl.) kunye nezixhobo zolawulo.
Umgaqo wokusebenza: Imoto ye-DC engenamabhrashi yenziwe ngomzimba wemoto kunye nomqhubi, yimveliso eqhelekileyo ye-mechatronics. Umgaqo wokusebenza uyafana nowemoto yebhrashi, kodwa i-commutator yendabuko kunye nebhrashi yekhabhoni zithathelwa indawo yi-sensor yendawo kunye nomgca wolawulo, kwaye ulwalathiso lwangoku luguqulwa ngumyalelo wolawulo okhutshwa yisignali yokuva ukuze kufezekiswe umsebenzi wokutshintsha, ukuze kuqinisekiswe i-torque ye-electromagnetic engaguqukiyo kunye nolawulo lwemoto kwaye yenze imoto ijikeleze.
Uhlalutyo lwemoto ye-DC engenamabhulashi kwizixhobo zamandla
3. Iingenelo kunye nokungalungi kokusetyenziswa kwemoto ye-BLDC
3.1 Iingenelo zemoto ye-BLDC:
3.1.1 Isakhiwo esilula kunye nomgangatho othembekileyo:
Rhoxisa i-commutator, ibrashi yekhabhoni, ingalo yebrashi kunye nezinye iindawo, akukho welding ye-commutator, inkqubo yokugqiba.
3.1.2 Ubomi benkonzo ende:
Ukusetyenziswa kwezinto ze-elektroniki ukuze kuthathelwe indawo isakhiwo se-commutator sendabuko, kususwe i-motor ngenxa yebrashi yekhabhoni kunye ne-commutator commutator spark, ukuwohloka koomatshini kunye nezinye iingxaki ezibangelwa bubomi obufutshane, ubomi be-motor buyandiswa ngokuphindaphindiweyo.
3.1.3 Ukusebenza kakuhle nangokuzolileyo:
Akukho bhrashi yekhabhoni kunye nolwakhiwo lwe-commutator, thintela i-commutator spark kunye nokungqubana koomatshini phakathi kwebhrashi yekhabhoni kunye ne-commutator, okubangela ingxolo, ubushushu, ukulahleka kwamandla emoto, ukunciphisa ukusebenza kakuhle kwemoto. Ukusebenza kakuhle kwemoto ye-DC engenabhrashi kwi-60~70%, kunye nokusebenza kakuhle kwemoto ye-DC engenabhrashi kunokufikelela kwi-75~90%
3.1.4 Ulawulo olubanzi lwesantya kunye nezakhono zokulawula:
Izixhobo ze-elektroniki ezichanekileyo kunye neesensa zinokulawula ngokuchanekileyo isantya sokuphuma, i-torque kunye nendawo yemoto, ziqonda ukuba ikrelekrele kwaye inemisebenzi emininzi.
Ixesha lokuthumela: Meyi-29-2023