Nkag siab txog hom kev thauj khoom, lub cev muaj zog thiab cov ntawv thov tuaj yeem pab ua kom yooj yim rau kev xaiv cov motors thiab accessories. Muaj ntau yam uas yuav tsum tau xav txog thaum xaiv lub tshuab muaj zog, xws li daim ntawv thov, kev ua haujlwm, kev siv tshuab thiab ib puag ncig. Feem ntau, koj tuaj yeem xaiv ntawm AC motors, DC motors, lossis servo / stepper motors. Paub seb yuav siv qhov twg yog nyob ntawm daim ntawv thov kev lag luam thiab seb puas muaj cov kev xav tau tshwj xeeb. Nyob ntawm seb hom load lub cev muaj zog tsav,industrial motors xav tautsis tu ncua los yog hloov pauv torque thiab horsepower. Qhov loj ntawm lub load, qhov ceev yuav tsum tau, thiab acceleration / deceleration - tshwj xeeb tshaj yog yog ceev thiab / los yog nquag - yuav txiav txim siab lub torque thiab horsepower yuav tsum tau. Cov kev cai rau kev tswj lub cev muaj zog ceev thiab txoj hauj lwm kuj yuav tsum tau xav txog.
Muaj plaub homindustrial automation lub cev muaj zogloads:
1, adjustable horsepower thiab tas li torque: Variable horsepower thiab tas li torque daim ntaub ntawv muaj xws li conveyors, cranes thiab iav twj. Nyob rau hauv cov ntaub ntawv no, lub torque yog tas mus li vim hais tias cov load yog tas li. Lub zog horsepower yuav txawv nyob ntawm daim ntawv thov, uas ua rau qhov ceev ceev AC thiab DC motors yog qhov kev xaiv zoo.
2, Qhov sib txawv ntawm lub zog thiab lub zog tsis tu ncua: Ib qho piv txwv ntawm qhov sib txawv ntawm qhov sib txawv thiab qhov kev siv lub zog tas li yog tshuab rewinding ntawv. Qhov ceev ntawm cov khoom tseem zoo ib yam, uas txhais tau hais tias lub horsepower tsis hloov. Txawm li cas los xij, raws li txoj kab uas hla ntawm lub yob nce, lub load hloov. Hauv cov tshuab me me, qhov no yog daim ntawv thov zoo rauDC motorslos yog servo motors. Regenerative zog kuj yog ib qho kev txhawj xeeb thiab yuav tsum tau txiav txim siab thaum txiav txim siab qhov loj ntawm lub cev muaj zog lossis xaiv txoj kev tswj lub zog. Ac motors nrog encoders, kaw-voj tswj, thiab tag nrho-quadrant drives yuav tau txais txiaj ntsig cov tshuab loj.
3, adjustable horsepower thiab torque: kiv cua, centrifugal twj thiab agitators xav tau lub zog horsepower thiab torque. Raws li qhov ceev ntawm kev lag luam lub cev muaj zog nce, cov zis tawm kuj nce ntxiv nrog rau qhov xav tau horsepower thiab torque. Cov hom kev thauj khoom no yog qhov kev sib tham ntawm lub cev muaj zog pib, nrog rau cov inverters loading AC motors siv cov tsav tsheb sib txawv (VSDs).
4, kev tswj txoj haujlwm lossis kev tswj lub zog: Cov ntawv thov xws li cov kab hluav taws xob, uas yuav tsum tau txav mus rau ntau txoj haujlwm, xav tau txoj haujlwm nruj lossis tswj lub zog, thiab feem ntau xav tau kev tawm tswv yim los xyuas qhov tseeb ntawm lub cev muaj zog. Servo lossis stepper motors yog qhov kev xaiv zoo tshaj plaws rau cov ntawv thov no, tab sis DC motors nrog kev tawm tswv yim lossis inverter loaded AC motors nrog encoders feem ntau siv hauv cov hlau lossis ntawv cov kab ntau lawm thiab cov ntawv zoo sib xws.
Ntau hom kev lag luam muaj zog
Txawm hais tias muaj ntau tshaj 36 homAC / DC motorssiv nyob rau hauv industrial daim ntaub ntawv. Txawm hais tias muaj ntau hom motors, muaj ntau qhov sib tshooj hauv kev lag luam, thiab kev lag luam tau thawb kom yooj yim rau kev xaiv cov motors. Qhov no txo qis qhov kev xaiv tswv yim ntawm cov motors hauv ntau daim ntawv thov. Lub rau feem ntau lub cev muaj zog, haum rau feem ntau ntawm cov ntawv thov, yog brushless thiab brushed DC motors, AC squirrel tawb thiab winding rotor motors, servo thiab stepper motors. Cov hom motors no haum rau feem ntau ntawm cov ntawv thov, thaum lwm hom tsuas yog siv rau cov ntawv tshwj xeeb.
Peb hom tseem ceeb ntawmindustrial lub cev muaj zogdaim ntawv thov
Peb qhov tseem ceeb ntawm kev siv lub cev muaj zog yog qhov ceev ceev, hloov pauv ceev, thiab txoj haujlwm (lossis torque) tswj. Cov xwm txheej sib txawv ntawm kev lag luam automation xav tau cov ntawv thov sib txawv thiab teeb meem nrog rau lawv tus kheej teeb meem. Piv txwv li, yog tias qhov siab tshaj plaws ceev tsawg dua qhov kev siv ceev ntawm lub cev muaj zog, yuav tsum muaj lub gearbox. Qhov no kuj tso cai rau lub cev me me kom khiav ntawm qhov nrawm dua. Thaum muaj cov ntaub ntawv muaj txiaj ntsig hauv online ntawm yuav ua li cas txiav txim siab qhov loj ntawm lub cev muaj zog, muaj ntau yam uas cov neeg siv yuav tsum xav txog vim tias muaj ntau cov ntsiab lus xav txog. Kev xam cov load inertia, torque, thiab ceev yuav tsum tau tus neeg siv kom nkag siab txog qhov tsis xws li tag nrho cov huab hwm coj thiab qhov loj (lub vojvoog) ntawm lub load, nrog rau kev sib txhuam, qhov poob ntawm lub gearbox, thiab lub voj voog ntawm lub tshuab. Kev hloov pauv hauv kev thauj khoom, kev nrawm nrawm lossis qeeb qeeb, thiab lub luag haujlwm lub voj voog ntawm daim ntawv thov yuav tsum raug txiav txim siab, txwv tsis pub cov motors tuaj yeem overheat. Ac induction motors yog ib qho kev xaiv nrov rau cov ntawv thov kev lag luam teb. Tom qab xaiv lub cev muaj zog thiab qhov loj me, cov neeg siv kuj yuav tsum xav txog tej yam ib puag ncig thiab lub cev muaj zog, xws li qhib ncej thiab stainless hlau vaj tsev ntxhua khaub ncaws.
Yuav ua li cas xaiv industrial motor
Peb lub ntsiab teeb meem ntawmindustrial lub cev muaj zogxaiv
1. Cov apps ceev tas li?
Nyob rau hauv tas li ntawd-ceev daim ntaub ntawv, lub cev muaj zog feem ntau khiav ntawm ib tug zoo sib xws ceev nrog me me los yog tsis xav txog acceleration thiab deceleration ramps. Hom ntawv thov no feem ntau khiav siv cov kab tag nrho ntawm / tawm tswj. Lub Circuit Court tswj feem ntau muaj ib ceg Circuit Court fuse nrog ib tug contactor, ib tug overload muaj lub cev muaj zog oob khab, thiab ib tug phau ntawv lub cev muaj zog maub los los yog mos pib. Ob lub AC thiab DC motors yog tsim rau kev siv ceev ceev. Dc motors muab tag nrho torque ntawm xoom ceev thiab muaj lub hauv paus loj mounting. Ac motors kuj yog ib qho kev xaiv zoo vim tias lawv muaj lub zog loj thiab xav tau kev saib xyuas me ntsis. Hauv qhov sib piv, cov yam ntxwv ua haujlwm siab ntawm servo lossis stepper lub cev muaj zog yuav suav tias yog ntau dhau rau daim ntawv thov yooj yim.
2. Hloov pauv ceev app?
Cov ntawv thov ceev sib txawv feem ntau xav tau kev sib hloov ceev thiab kev hloov pauv ceev, nrog rau kev nrawm nrawm thiab nrawm nrawm. Hauv kev siv tswv yim, txo qhov ceev ntawm kev lag luam motors, xws li cov kiv cua thiab cov twj centrifugal, feem ntau yog ua los txhim kho kev ua tau zoo los ntawm kev sib piv lub zog siv rau lub nra, tsis yog khiav ntawm qhov nrawm thiab throttling lossis suppressing tso zis. Cov no yog ib qho tseem ceeb heev uas yuav tau xav txog kev xa cov ntawv thov xws li cov kab hauv lub raj mis. Kev sib xyaw ua ke ntawm AC motors thiab VFDS yog dav siv los ua kom muaj txiaj ntsig thiab ua haujlwm zoo nyob rau hauv ntau yam kev siv ceev ceev. Ob lub AC thiab DC motors nrog cov tsav tsim nyog ua haujlwm tau zoo hauv kev siv ceev sib txawv. Dc motors thiab drive configurations tau ntev lawm tsuas yog kev xaiv rau kev hloov pauv ceev motors, thiab lawv cov khoom tau tsim thiab ua pov thawj. Txawm tias tam sim no, DC motors yog nrov nyob rau hauv kev sib txawv ceev, fractional horsepower daim ntaub ntawv thiab pab tau nyob rau hauv tsawg ceev daim ntawv thov vim hais tias lawv muaj peev xwm muab tag nrho torque ntawm tsawg speeds thiab tas mus li torque ntawm ntau yam muaj lub cev muaj zog speeds. Txawm li cas los xij, kev saib xyuas ntawm DC motors yog ib qho teeb meem uas yuav tsum tau xav txog, vim muaj ntau yam xav tau kev sib hloov nrog txhuam thiab hnav tawm vim kev sib cuag nrog cov khoom txav. Brushless DC motors tshem tawm qhov teeb meem no, tab sis lawv kim dua nyob rau pem hauv ntej thiab qhov ntau ntawm cov motors muaj tsawg dua. Txhuam hnav tsis yog ib qho teeb meem nrog AC induction motors, thaum sib txawv zaus tsav (VFDS) muab kev xaiv muaj txiaj ntsig rau cov ntawv thov ntau dua 1 HP, xws li cov kiv cua thiab cov twj tso kua mis, uas tuaj yeem ua kom muaj txiaj ntsig zoo. Xaiv hom tsav los khiav lub tshuab muaj zog tuaj yeem ntxiv qee qhov kev paub txog txoj haujlwm. Ib qho encoder tuaj yeem ntxiv rau lub cev muaj zog yog tias daim ntawv thov xav tau, thiab tus tsav tuaj yeem raug teev los siv cov lus qhia encoder. Raws li qhov tshwm sim, qhov teeb tsa no tuaj yeem muab servo zoo li nrawm.
3. Koj puas xav tau kev tswj hwm txoj haujlwm?
Kev tswj txoj haujlwm nruj yog ua tiav los ntawm kev tshawb xyuas qhov chaw ntawm lub cev muaj zog tas li thaum nws txav mus. Cov ntawv thov xws li tso cov kab khiav tawm tuaj yeem siv cov motors stepper nrog lossis tsis muaj kev tawm tswv yim lossis servo motors nrog cov lus pom zoo. Lub stepper txav mus rau qhov chaw ntawm qhov nrawm nrawm thiab tom qab ntawd tuav txoj haujlwm ntawd. Qhib lub voj stepper system muab kev tswj txoj haujlwm muaj zog yog tias qhov loj me. Thaum tsis muaj kev tawm tswv yim, tus stepper yuav txav tus naj npawb ntawm cov kauj ruam tshwj tsis yog nws ntsib kev cuam tshuam ntawm kev thauj khoom dhau nws lub peev xwm. Raws li qhov nrawm thiab qhov nrawm ntawm daim ntawv thov nce, qhov qhib-voj stepper tswj yuav tsis ua tau raws li qhov yuav tsum tau ua ntawm lub kaw lus, uas yuav tsum tau kho dua tshiab rau lub tshuab stepper lossis servo lub cev muaj zog nrog kev tawm tswv yim. Lub kaw-loop system muab cov lus qhia meej, nrawm nrawm thiab tswj txoj haujlwm meej. Cov tshuab servo muab lub zog siab dua li cov kauj ruam ntawm kev kub ceev thiab tseem ua haujlwm zoo dua hauv cov khoom siv hluav taws xob siab lossis cov ntawv thov kev ua haujlwm nyuaj. Rau kev ua haujlwm siab nrog txoj haujlwm qis overshoot, qhov cuam tshuam ntawm lub zog inertia yuav tsum phim lub servo lub cev muaj zog inertia ntau li ntau tau. Hauv qee daim ntawv thov, qhov tsis sib xws txog li 10: 1 yog qhov txaus, tab sis qhov kev sib tw 1: 1 yog qhov zoo. Kev txo cov iav yog ib txoj hauv kev zoo los daws qhov teeb meem inertia mismatch, vim hais tias lub inertia ntawm lub reflected load yog poob los ntawm lub square ntawm kis piv, tab sis lub inertia ntawm lub gearbox yuav tsum tau coj mus rau hauv tus account nyob rau hauv lub xam.
Post lub sij hawm: Lub Xya hli ntuj-10-2023