Yintoni umahluko phakathi kwemoto yokunyathela encinci, i-brush motor kunye ne-brushless motor?Khumbula le tafile!

Xa uyila izixhobo usebenzisa iimotor, kuyafuneka ukuba ukhethe eyona moto ilungele umsebenzi ofunekayo.Eli phepha liza kuthelekisa iimpawu, ukusebenza kunye neempawu ze-brush motor, i-motor step kunye ne-brushless motor, ngethemba lokuba yireferensi kumntu wonke xa ukhetha iimoto.Nangona kunjalo, kuba zininzi iinkcukacha ezikudidi olufanayo lweenjini, nceda uzisebenzise njengereferensi kuphela.Ekugqibeleni, kuyafuneka ukuba kuqinisekiswe ulwazi oluthe kratya ngokusebenzisa iinkcukacha zobugcisa zemoto nganye.

Iimpawu zemoto encinci: Le theyibhile ilandelayo ishwankathela iimpawu zemoto yokunyathela, i-brush motor kunye ne-brushless motor.

Injini yokunyathela Injini ebhrashiwe Injini yebhrashi
Indlela yokujikeleza Isekethe yokuqhuba isetyenziselwa ukumisela umyalelo wesigaba ngasinye (kubandakanywa izigaba ezibini, izigaba ezintathu kunye nezigaba ezihlanu) ze-armature winding.

 

 

I-armature current itshintshelwa kwi-sliding contact rectifier mechanism yebrashi kunye ne-commutator. I-Brushless iyenzeka ngokutshintsha ibrashi kunye ne-commutator kunye ne-magnetic pole position sensor kunye ne-semiconductor switch.

 

 

qhuba isiphaluka isidingo engafunwayo isidingo
torque Itorque inkulu.(ingakumbi torque ngesantya esiphantsi)

 

 

I-torque yokuqala inkulu, kwaye i-torque ilingana ne-armature current.(Itorque inkulu ngokwesantya esiphakathi ukuya kwisantya esiphezulu)
Isantya sokujikeleza Itorque inkulu.(ingakumbi torque ngesantya esiphantsi)

 

 

Ilingana nombane osetyenziswa kwi-armature.Isantya siyancipha ngokunyuka kwetorque yomthwalo
Ukujikeleza kwesantya esiphezulu Ilinganisa kwigalelo le-pulse frequency.Ngaphandle kwendawo ekuluhlu lwesantya esisezantsi, Kunzima ukujikeleza ngesantya esiphezulu (kufuneka uthobe isantya) Ngenxa yomda wendlela yokuhlaziya ibrashi kunye ne-commutator, isantya esiphezulu sinokufikelela kumawaka aliqela rpm. Ukuya kumawaka ukuya kumashumi amawaka e-rpm

 

 

Ukujikeleza ubomi Kumiselwa ngokuthwala ubomi.Amashumi amawaka eeyure

 

 

Ilinganiselwe ngebrashi kunye nokunxiba kwe-commutator.Amakhulu ukuya kumawaka eeyure

 

 

Kumiselwa ngokuthwala ubomi.Amashumi amawaka ukuya kumakhulu amawaka eeyure

 

 

Iindlela zokujikeleza phambili kunye nokubuyisela umva Kuyimfuneko ukutshintsha ukulandelelana kwezigaba zokuvuselela kwisekethe yokuqhuba

 

 

Buyisa i-polarity yombane wephini

 

Kuyimfuneko ukutshintsha ukulandelelana kwezigaba zokuvuselela kwisekethe yokuqhuba

 

 

ukulawuleka Ulawulo lwe-loop evulekileyo yesantya sokujikeleza kunye nendawo (imali yokujikeleza) egqitywe yi-pulse yomyalelo inokuqhutywa (kodwa kukho ingxaki yokuphuma kwinqanaba) Ukujikeleza kwesantya rhoqo kufuna ulawulo lwesantya (ulawulo lwempendulo kusetyenziswa izinzwa zesantya).Ekubeni i-torque ilingana neyangoku, ukulawula i-torque kulula
Kulula kangakanani ukuyifumana Lula: kukho iintlobo ezininzi Kulula: abavelisi abaninzi kunye neendidi ezininzi, iinketho ezininzi

 

 

Ubunzima: ikakhulu iinjini ezikhethekileyo zezicelo ezithile
Ixabiso Ukuba isiphaluka somqhubi sibandakanyiwe, ixabiso liyabiza.Ixabiso eliphantsi kune-brushless motor

 

 

Ixabiso eliphantsi, i-coreless motor ibiza kancinci ngenxa yophuculo lwemagnethi. Ukuba isiphaluka somqhubi sibandakanyiwe, ixabiso liyabiza.

 

Ukuthelekiswa kokusebenza kweenjini ezincinci: Itshathi yeradar idwelisa ukuthelekiswa kokusebenza kweemoto ezincinci ezahlukeneyo.

iindaba 1

Iimpawu ze-torque yesantya semoto encinci yokunyathela: Ireferensi yoluhlu olusebenzayo (ukuqhuba ngoku rhoqo)

● Ukusebenza okuqhubekayo (kukalwe): gcina malunga ne-30% yetorque kwindawo yokuziqalela kunye nangaphandle kwendawo yokunyusela.

● Ukusebenza kwexesha elifutshane (ixesha elifutshane): gcina i-torque kuluhlu olumalunga ne-50% ~ 60% kwindawo yokuqalisa kunye nangaphandle kwendawo yokunyathela.

● Ukunyuka kweqondo lobushushu: ukuhlangabezana neemfuno zebakala lokugquma kwenjini phantsi koluhlu lomthwalo ongentla kunye nokusingqongileyo kwenkonzo

iindaba 2

Isishwankathelo samanqaku aphambili:

1) Xa ukhetha iimoto ezifana ne-brush motor, inyathelo lemoto kunye ne-brushless motor, iimpawu, ukusebenza kunye neempawu zokuthelekisa iziphumo zeenjini ezincinci zingasetyenziswa njengesalathiso sokhetho lweemoto.

2) Xa ukhetha iimoto ezifana ne-brush motor, i-motor step kunye ne-brushless motor, ii-motor zodidi olufanayo zibandakanya iinkcukacha ezininzi, ngoko ke iziphumo zokuthelekisa iimpawu, ukusebenza kunye neempawu zeenjini ezincinci zenzelwe kuphela ireferensi.

3) Xa ukhetha iimotor ezifana ne-brush motor, i-motor step kunye ne-brushless motor, ulwazi oluneenkcukacha luya kuqinisekiswa ngeenkcukacha zobuchwepheshe zemoto nganye.


Ixesha lokuposa: Jan-04-2023

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