Brush motor molao-motheo oa ho sebetsa
Sebopeho se seholo sabrushless motorke stator + rotor + brush, 'me torque e fumanoa ka ho potoloha matla a khoheli ho hlahisa matla a kinetic.Borashe e lula e kopana le commutator ho tsamaisa motlakase le ho fetola mohato oa ho potoloha.
Brush motor E SEBELISA ho feto-fetoha ha mochini, poleiti ea makenete ha e sisinyehe, coil rotation.Phetoho e 'ngoe ea tsela ea hona joale ea coil e etsoa ke mopalami le borashe ba potolohang le enjene.
Ka mochini oa borashe, ts'ebetso ena ke ho hlophisa pheletso e 'meli ea matla a coil, ka lehlakoreng le leng, e hlophisitsoe ka selikalikoe, e arotsoe ka thepa e sireletsang pakeng tsa e mong, ho etsa ntho leha e le efe e kang silinda, e fetoha ntho e phelang ka makhetlo a mangata ka mochine oa motlakase. , phepelo ea matla ka litšiea tse peli tse nyenyane tse entsoeng ka carbon (carbon brush), tlas'a ts'ebetso ea khatello ea selemo, ho tloha libakeng tse peli tse khethehileng tse tsitsitseng, khatello ea ho kenya matla, lintlha tse peli tsa coil cylindrical coil ho sete ea motlakase.
Joalo kakoloili-rotates, li-coil tse fapaneng kapa lipalo tse fapaneng tsa coil tse tšoanang li matlafatsoa ka linako tse fapaneng, e le hore ho be le phapang e loketseng ea Angle pakeng tsa ns pole ea coil e hlahisang matla a khoheli le ns pole ea stator e haufi ea makenete e haufi.Masimo a Magnetic a hohelana 'me a lelekana, a hlahisa matla le ho sutumetsa koloi ho potoloha.Motlakase oa carbon o thella hloohong ea terata joaloka borashe holim'a ntho, kahoo lebitso "brush".
Ho thellisa hammoho ho tla baka khohlano le tahlehelo ea borashe ba k'habone, tse hlokang ho nkeloa sebaka khafetsa.Ho chencha le ho tima pakeng tsa borashe ba carbon le hlooho ea terata ea coil ho ka baka tlhase ea motlakase, ho robeha ha motlakase le ho kena-kenana le lisebelisoa tsa elektroniki.
Molao-motheo oa ho sebetsa ka Brushless motor
Ka enjene ea brushless, phetoho e etsoa ke potoloho ea taolo ho molaoli (ka kakaretso holo sensor + controller, 'me theknoloji e tsoetseng pele haholo ke encoder ea makenete).
Brushless motor E SEBELISA commutator ea elektronike, khoele ha e sisinyehe, pola ea khoheli e potoloha.Ho ea ka kutloisiso ena, potoloho ea elektronike e sebelisoa ho fetola tataiso ea hona joale ka coil ka nako e nepahetseng ho etsa bonnete ba ho hlahisa matla a khoheli ka tsela e nepahetseng ea ho khanna koloi.
Li-circuits tsena li bitsoa motor controller.Molaoli oa brushless motor a ka boela a hlokomela mesebetsi e meng e ke keng ea etsoa ke brushless motor, joalo ka ho fetola Angle ea ho fetola matla, ho etsa hore koloi e fetohe, ho notlela koloi le ho sebelisa lets'oao la brake ho emisa phepelo ea motlakase ho enjene.Hona joale senotlolo sa alamo ea koloi ea betri, ts'ebelisong e felletseng ea mesebetsi ena.
Brushless dc motor ke sehlahisoa se tloaelehileng sa mechatronics, se entsoeng ka 'mele oa motlakase le mokhanni.Kaha brushless dc motor e sebelisoa ka mokhoa oa ho laola othomathike, e ke ke ea eketsa ho qala ho tsoelipana ho rotor joalo ka motor synchronous e nang le taolo e fapaneng ea lebelo la maqhubu. 'me mojaro o boima o qala,' me o ke ke oa baka oscillation le ho tsoa ha mojaro o fetoha.
Phapang ea mokhoa oa taolo ea lebelo lipakeng tsa brashi ea motor le brushless motor
Ebile, taolo ea mefuta e 'meli ea enjene ke taolo ea motlakase, empa hobane brushless dc E SEBELISA commutator ea elektroniki, ka hona e ka fihlelleha ka taolo ea dijithale,' me brushless dc ke ka mochini o tsamaisang mochini oa khabone, o sebelisa potoloho ea analog e laoloang ke silicon e ka laoloang. , e batlang e le bonolo.
1. Ts'ebetso ea taolo ea lebelo ea mochini oa brashi ke ho lokisa matla a phepelo ea motlakase ea motlakase. Kamora ho lokisoa, motlakase le hajoale li fetoloa ke commutator le borashe ho fetola matla a matla a khoheli a hlahisoang ke eleketrode ho fihlela morero oa ho fetola lebelo.Tsela ena e tsejoa e le taolo ea khatello.
2. Ts'ebetso ea taolo ea lebelo ea motlakase oa brushless ke hore motlakase oa motlakase oa motlakase o lula o sa fetohe, pontšo ea taolo ea phetoho ea motlakase e fetotsoe, 'me lebelo la ho fetoha ha MOS tube e matla e fetoloa ke microprocessor ho hlokomela phetoho ya lebelo.Tsebetso ena e bitsoa frequency conversion.
Phapang ea ts'ebetso
1. Brush motor e na le sebopeho se bonolo, nako e telele ea nts'etsopele le theknoloji e hōlileng tsebong
Morao koana lekholong la bo19 la lilemo, ha motlakase o tsoaloa, mochine o sebetsang e ne e le mofuta oa brushless, e leng ac squirrel-cage asynchronous motor, e neng e sebelisoa haholo ka mor'a hore ho be le moloko o mong oa hona joale. hore tsoelo-pele ea theknoloji ea likoloi e lieha.Haholo-holo, brushless dc motor ha e khone ho kenngoa ts'ebetsong ea khoebo.Ka tsoelo-pele e potlakileng ea theknoloji ea elektronike, e kentsoe butle-butle tšebetsong ea khoebo ho fihlela lilemong tsa morao tjena.Ha e le hantle, e ntse e le ea sehlopha sa ac motor.
Brushless motor e hlahile haufinyane tjena, batho ba ile ba qapa brushless dc motor.Hobane mochine oa dc brush motor o bonolo, o bonolo ho hlahisa le ho sebetsa, ho bonolo ho o hlokomela, ho bonolo ho o laola; koloi ea DC e boetse e na le karabelo e potlakileng, torque e kholo ea ho qala, le e ka fana ka ts'ebetso ea torque e lekantsoeng ho tloha lebelo la zero ho ea ho lebelo le lekantsoeng, kahoo e 'nile ea sebelisoa haholo hang ha e tsoa.
2. Brushless dc motor e na le lebelo la karabo e potlakileng le torque e kholo ea ho qala
Dc brushless motor e na le karabelo ea ho qala ka potlako, torque e kholo ea ho qala, phetoho e tsitsitseng ea lebelo, hoo e batlang e se na vibration e utloahala ho tloha ho zero ho ea ho lebelo le phahameng, 'me e ka khanna mojaro o moholo ha o qala. matla a matla a nyane, torque e qalang e batla e le nyane, molumo o qalang o ntse o lla, o tsamaisana le ho sisinyeha ho matla, 'me mojaro oa ho khanna o nyane ha o qala.
3. Brushless dc motor e sebetsa hantle 'me e na le phello e ntle ea braking
Enjene ea brushless e laoloa ke taolo ea motlakase, kahoo ho qala le ho ts'oara ho tsitsitse, 'me ts'ebetso ea lebelo le sa khaotseng e boetse e tsitsitse.Motlakase oa Brushless hangata o laoloa ke phetoho ea maqhubu a digital, eo pele e fetolang ac ho dc, ebe dc ho ac, le ho laola lebelo ka ho fetola maqhubu.Ka hona, motlakase oa brushless ha o tsamaee hantle ha o qala le ho qhoma, ka ho sisinyeha ho hoholo, 'me o tla tsitsa ha lebelo le ntse le le teng.
4, dc brush motor control e nepahetseng e phahame
Dc brushless motor e atisa ho sebelisoa hammoho le reducer box le decoder ho etsa hore matla a hlahisoang ke motlakase a be kholoanyane le ho nepahala ha taolo, taolo e nepahetseng e ka fihla ho 0.01 mm, hoo e ka bang e ka lumella likarolo tse tsamaeang ho emisa sebakeng leha e le sefe se lakatsehang. lisebelisoa ke dc motor control accuracy.Kaha koloi ea brushless e sa tsitsa nakong ea ho qala le ho qhoma, likarolo tse tsamaeang li tla emisa libakeng tse sa tšoaneng nako le nako, 'me boemo bo lakatsehang bo ka emisoa feela ka ho beha pin kapa moeli oa boemo.
5, litšenyehelo tsa tšebeliso ea koloi ea dc brush li tlase, li hlokomeloa habonolo
Ka lebaka la sebopeho se bonolo sa koloi ea brushless dc, theko e tlase ea tlhahiso, bahlahisi ba bangata, theknoloji e hōlileng tsebong, ka hona e sebelisoa haholo, joalo ka lifeme, lisebelisoa tsa mochini, lisebelisoa tse nepahetseng, joalo-joalo, haeba koloi e hlōlehile, nka sebaka sa carbon brush. , carbon brush e 'ngoe le e' ngoe e hloka lidolara tse 'maloa feela, e theko e tlaase haholo.Theknoloji ea motlakase ea Brushless ha e hōlile, theko e phahame, sebaka sa kopo se lekanyelitsoe, haholo-holo e lokela ho ba lisebelisoa tsa lebelo le tsitsitseng, tse kang ho fetola moea oa maqhubu, sehatsetsing, joalo-joalo. , tšenyo ea motlakase ea brushless e ka nkeloa sebaka feela.
6, ha ho borashe, tšitiso e tlase
Li-motors tse se nang brush li tlosa borashe, phetoho e tobileng ka ho fetesisa ke ho ba sieo ha brashi motor e tsamaisang spark, ka hona ho fokotsa haholo tšitiso ea tlhase ea motlakase ho lisebelisoa tsa radio tse hole.
7. Lerata le tlaase le ts'ebetso e boreleli
Ntle le li-brushes, brushless motor e tla ba le likhohlano tse fokolang haholo nakong ea ts'ebetso, ts'ebetso e boreleli le lerata le tlase haholo, e leng tšehetso e kholo bakeng sa botsitso ba ts'ebetso ea mohlala.
8. Bophelo bo bolelele ba tšebeletso le litšenyehelo tse tlaase tsa tlhokomelo
Brush less, brushless motor e apere haholo, ho ea ka pono ea mochini, brushless motor e batla e le enjene e sa hlokeng tlhokomelo, ha ho hlokahala, etsa feela tlhokomelo ea lerōle.
U ka rata:
Nako ea poso: Aug-29-2019
