izici zesistimu ye-stepper motor drive

(1) Ngisho noma kuyinjini yokunyathela efanayo, lapho usebenzisa izinhlelo zokushayela ezihlukene, izici zayo ze-torque-frequency zihluke kakhulu.

(2) Uma i-stepper motor isebenza, isignali ye-pulse yengezwa kumawindinging esigaba ngasinye ngokulandelana ngendlela ethile (umsabalalisi wendandatho kudrayivu ulawula indlela ama-windings avulwa futhi avaliwe ngayo).

(3) Injini yokunyathela ihlukile kwezinye izinjini.I-voltage yayo elinganiselwe kanye nesilinganiso samanje singamanani okubhekisela kuphela;futhi ngenxa yokuthi isitebhisi esinyathelayo sinikwa amandla yi-pulse, i-voltage yokuphakela amandla iyi-voltage yayo ephezulu kakhulu, hhayi i-voltage emaphakathi, ngakho ukunyathela Injini ingasebenza ngaphezu kobubanzi benani elilinganiselwe.Kodwa okukhethiwe akufanele kuphambuke kakhulu kunani elilinganiselwe.

(4) I-stepper motor ayiqoqi amaphutha: ukunemba kwe-general stepper motor kungamaphesenti amathathu kuya kwamahlanu we-angle yesinyathelo sangempela, futhi ayiqoqi.

(5) Izinga lokushisa eliphezulu elivunyelwe ukubonakala kwe-stepper motor: Uma izinga lokushisa le-stepper motor liphezulu kakhulu, izinto ezisetshenziswa nguzibuthe zenjini zizokhishwa uzibuthe kuqala, okuholela ekwehleni kwetorque ngisho nokulahlekelwa isinyathelo.Ngakho-ke, izinga lokushisa eliphezulu elivunyelwe ukubonakala kwemoto kufanele lincike ezintweni ezihlukene kazibuthe zemoto.Ngokuvamile, iphoyinti lokususa uzibuthe lezinto kazibuthe lingaphezu kuka-130 degrees Celsius, kanti amanye aphakeme aze afike ku-200 degrees Celsius.Ngakho-ke, izinga lokushisa elingaphezulu le-stepper motor lijwayelekile ngokuphelele ku-80-90 degrees Celsius.

(6) I-torque ye-stepper motor izokwehla ngokunyuka kwejubane: lapho i-stepper motor ijikeleza, ukuthungwa kwesigaba ngasinye sokuvuthwa kwemoto kuzokwakha amandla e-electromotive angemuva;lapho i-frequency iphezulu, amandla amakhulu e-electromotive angemuva.Ngaphansi kwesenzo sayo, isigaba samanje se-motor siyancipha ngokunyuka kwemvamisa (noma isivinini), okuholela ekunciphiseni kwe-torque.

(7) I-stepper motor ingagijima ngokujwayelekile ngesivinini esiphansi, kodwa uma iphakeme kune-frequency ethile, ngeke iqale, ihambisane nokuhewula. umsindo.I-stepper motor inepharamitha yobuchwepheshe: imvamisa yokungena komthwalo, okungukuthi, imvamisa ye-pulse lapho i-stepper motor ingaqala khona ngokujwayelekile ngaphansi kwezimo ezingalayishiwe.Uma i-pulse frequency iphakeme kunaleli xabiso, injini ayikwazi ukuqala ngokujwayelekile futhi ingase ilahlekelwe izinyathelo noma i-stall.Endabeni yomthwalo, imvamisa yokuqala kufanele ibe ngaphansi.Uma ufuna injini ijikeleze ngesivinini esikhulu, imvamisa ye-pulse kufanele ibe nenqubo yokusheshisa, okungukuthi, imvamisa yokuqala iphansi, bese ikhuphukela kwimvamisa ephezulu oyifunayo ngokuya ngokusheshisa okuthile (ijubane lemoto likhuphuka lisuka eliphansi. isivinini ukuya kwisivinini esikhulu).

(8) I-voltage yokuphakelwa kwamandla kamshayeli we-hybrid stepping motor ngokuvamile iyibanga elibanzi (isibonelo, amandla kagesi kagesi we-IM483 angu-1248VDC), kanye ne-voltage yokuphakela amandla imvamisa ukukhethwa ngokuya ngesivinini sokusebenza kanye nezidingo zokuphendula zenjini.Uma i-motor inejubane eliphezulu lokusebenza noma imfuneko yokuphendula okusheshayo, khona-ke inani le-voltage liphezulu, kodwa qaphela ukuthi i-ripple ye-voltage yokuhlinzeka amandla ayikwazi ukudlula umthamo omkhulu wokufaka we-drive, ngaphandle kwalokho idrayivu ingase yonakaliswe.

(9) Amandla kagesi ngokuvamile anqunywa ngokuya ngesigaba sokuphumayo samanje somshayeli.Uma kusetshenziswa ugesi olayini, amandla kagesi ngokuvamile angaba izikhathi ezingu-1.1 kuya kwezingu-1.3 I;uma kusetshenziswa ugesi oshintshwayo, amandla akhona ngokuvamile angaba izikhathi ezingu-1.5 kuya kwezingu-2.0 I.

(10) Uma isignali engaxhunyiwe ku-inthanethi MAHHALA iphansi, okokukhiphayo kwamanje kusuka kumshayeli kuya enjini kuyanqanyulwa, futhi irotha yemoto isesimweni esikhululekile (isimo sokungaxhunyiwe ku-inthanethi).Kweminye imishini ezishintshayo, uma i-motor shaft idingeka ukuthi ijikelezwe ngokuqondile (imodi yokwenziwa ngesandla) lapho idrayivu ingavuliwe, isignali YAMAHHALA ingasethwa ibe phansi ukuze ikhiphe imoto ku-inthanethi ukuze isebenze mathupha noma ilungiswe.Ngemva kokuqeda mathupha, setha isignali YAMAHHALA phezulu futhi ukuze uqhubeke nokulawula okuzenzakalelayo.

(11) I-4-phase hybrid stepping motor ngokuvamile ishayelwa umshayeli onezigaba ezimbili.Ngakho-ke, i-motor enezigaba ezine ingaxhunywa kwisigaba ezimbili usebenzisa indlela yokuxhuma uchungechunge noma indlela yokuxhuma ehambisanayo lapho ixhuma.Indlela yokuxhuma yochungechunge ngokuvamile isetshenziswa ezikhathini lapho isivinini semoto siphansi.Ngalesi sikhathi, umshayeli ophumayo odingekayo yizikhathi ezingu-0.7 zesigaba samanje semoto, ngakho ukushisa kwemoto kuncane;indlela yokuxhumana ehambisanayo ivame ukusetshenziswa ezikhathini lapho isivinini semoto siphezulu (eyaziwa nangokuthi ukuxhumana kwesivinini esikhulu).Indlela), umshini ophumayo womshayeli odingekayo uphindwe izikhathi ezingu-1.4 kwesigaba samanje, ngakho-ke i-stepper motor ikhiqiza ukushisa okwengeziwe.

 

Ibhalwe nguJessica


Isikhathi sokuthumela: Nov-16-2021