Imoto yeDc

iindaba

Iintlobo zeemoto ezingenasiseko

Ukwakhiwa

1. Imoto yemagnethi esisigxina yeDC:

Iqulathe iipali ze-stator, ii-rotors, iibhrashi, ii-casings, njl.

Iipali ze-stator zenziwe ngeemagnethi ezihlala zihleli (intsimbi yemagnethi ehlala ihleli), ezenziwe nge-ferrite, i-alnico, i-neodymium iron boron kunye nezinye izinto. Ngokwemo yayo yesakhiwo, inokwahlulwa ibe ziintlobo ezahlukeneyo ezifana nohlobo lwe-cylindrical kunye nohlobo lwethayile.

I-rotor ngokubanzi yenziwe ngamashiti esinyithi e-silicon alaminethiweyo, kwaye ucingo olune-enamel lubotshelelwe phakathi kweendawo ezimbini zesiseko se-rotor (kukho ii-windings ezintathu kwiindawo ezintathu), kwaye iindawo ezidibeneyo zidityaniswa ngokulandelelanayo kwiishiti zesinyithi ze-commutator.

Ibhrashi yinxalenye eqhuba umbane edibanisa umbane kunye ne-rotor winding, kwaye ineempawu ezimbini zokuqhuba umbane kunye nokumelana nokuguguleka. Iibhrashi zeemoto zemagnethi ezisisigxina zisebenzisa amaphepha esinyithi esini esinye okanye iibhrashi zegrafiti yesinyithi, kunye neebhrashi zegrafiti ze-electrochemical.

2. Injini ye-DC engenabhrashi:

Yenziwe nge-rotor yemagnethi esisigxina, i-stator enezibonda ezininzi, i-sensor yendawo, njl. I-motor ye-DC engenamabhulashi ibonakaliswa ngokuba yi-brushless, kwaye isebenzisa izixhobo zokutshintsha ze-semiconductor (ezifana nezinto zeHall) ukwenza i-electronic commutation, oko kukuthi, izixhobo zokutshintsha ze-elektroniki zisetyenziselwa ukuthatha indawo ye-commutators zendabuko kunye neebhrashi. Inezibonelelo zokuthembeka okuphezulu, akukho spark yokutshintsha, kunye nengxolo ephantsi yoomatshini.

I-sensor yendawo itshintsha umbane we-stator winding ngokulandelelana okuthile ngokwenguquko yendawo ye-rotor (oko kukuthi, ibona indawo ye-rotor magnetic pole xa ithelekiswa ne-stator winding, kwaye ivelise isignali yokuva indawo kwindawo emiselweyo, ecutshungulwa yisekethe yokuguqula isignali ize isuswe. Lawula isekethe yokutshintsha umbane, kwaye utshintshe umbane we-winding current ngokwendlela ethile yobudlelwane).

Iintlobo zeemoto ezingenasiseko-01 (3)

2. Injini ye-DC engenabhrashi:

Yenziwe nge-rotor yemagnethi esisigxina, i-stator enezibonda ezininzi, i-sensor yendawo, njl. I-motor ye-DC engenamabhulashi ibonakaliswa ngokuba yi-brushless, kwaye isebenzisa izixhobo zokutshintsha ze-semiconductor (ezifana nezinto zeHall) ukwenza i-electronic commutation, oko kukuthi, izixhobo zokutshintsha ze-elektroniki zisetyenziselwa ukuthatha indawo ye-commutators zendabuko kunye neebhrashi. Inezibonelelo zokuthembeka okuphezulu, akukho spark yokutshintsha, kunye nengxolo ephantsi yoomatshini.

I-sensor yendawo itshintsha umbane we-stator winding ngokulandelelana okuthile ngokwenguquko yendawo ye-rotor (oko kukuthi, ibona indawo ye-rotor magnetic pole xa ithelekiswa ne-stator winding, kwaye ivelise isignali yokuva indawo kwindawo emiselweyo, ecutshungulwa yisekethe yokuguqula isignali ize isuswe. Lawula isekethe yokutshintsha umbane, kwaye utshintshe umbane we-winding current ngokwendlela ethile yobudlelwane).

3. I-motor ye-magnet esisigxina engenamabhulashi enesantya esiphezulu:

Yenziwe nge-stator core, i-magnetic steel rotor, i-sun gear, i-deceleration clutch, i-hub shell njalo njalo. I-Hall sensor ingafakelwa kwikhava yemoto ukuze ilinganiswe isantya.

Ukuthelekiswa kweemoto ezixutyiweyo kunye neemoto ezingenamabhulashi

Umahluko kumgaqo wokufakelwa kombane phakathi kwemoto exutyiweyo kunye nemoto engenamabhrashi: Imoto exutyiweyo iguqulwa ngoomatshini ngebrashi yekhabhoni kunye ne-commutator. Imoto engenamabhrashi iguqulwa ngombane yi-controller ngokusekelwe kwisignali yokungenisa.

Umgaqo wobonelelo lwamandla kwi-brushed motor kunye ne-brushless motor wahlukile, kwaye ulwakhiwo lwangaphakathi lwahlukile. Kwii-hub motors, indlela yokukhupha i-torque ye-motor (nokuba iyancipha yi-gear reduction mechanism) yahlukile, kwaye ulwakhiwo lwayo loomatshini lwahlukile.

Iintlobo zeemoto ezingenasiseko-01 (2)

i-motor ye-dc engenasiseko

Iintlobo zeemoto ezingenasiseko-01 (1)

i-motor ye-dc engenamabhrashi engenasiseko


Ixesha lokuthumela: Juni-03-2019
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