Ho na le mefuta e mene ea meroalo ea likoloi tsa indasteri:
1, Matla a lipere a feto-fetohang le torque e sa fetoheng: Matla a lipere a feto-fetohang le lits'ebetso tsa torque tse sa fetoheng li kenyelletsa li-conveyors, crane le lipompo tsa gear.Lits'ebetsong tsena, torque e lula e le teng hobane mojaro o lula o le teng.Matla a hlokahalang a lipere a ka fapana ho latela ts'ebeliso, e leng se etsang hore lebelo le tsitsitseng la AC le DC motors e be khetho e ntle.
2, Torque e feto-fetohang le matla a kamehla a lipere: Mohlala oa torque e feto-fetohang le ts'ebeliso e sa fetoheng ea matla a lipere ke pampiri e khutlisang mochini.Lebelo la thepa le ntse le tšoana, ho bolelang hore matla a lipere ha a fetohe.Leha ho le joalo, ha bophara ba moqolo bo ntse bo eketseha, mojaro o fetoha.Lits'ebetsong tse nyane, sena ke sesebelisoa se setle bakeng sa li-motors tsa DC kapa li-motors tsa servo.Matla a ho tsosolosa hape ke ntho e amehang 'me e lokela ho nkoa ha ho khethoa boholo ba mochine oa indasteri kapa ho khetha mokhoa oa ho laola matla.Li-motors tsa Ac tse nang le li-encoder, taolo ea loop e koetsoeng, le li-drive tse nang le quadrant e felletseng li ka thusa lits'ebetso tse kholoanyane.
3, matla a lipere a feto-fetohang le torque: libapali, lipompo tsa centrifugal le li-agitator li hloka matla a lipere le torque e fapaneng.Ha lebelo la enjene ea indasteri le ntse le eketseha, tlhahiso ea mojaro le eona e eketseha ka matla a lipere le torque e hlokahalang.Mefuta ena ea meroalo ke moo puisano ea katleho ea enjene e qalang, ka li-inverters tse kenyang li-motors tsa AC li sebelisa li-drive speed drive (VSDs).
4, taolo ea boemo kapa taolo ea torque: Lisebelisoa tse kang li-drive tse tsamaeang ka mela, tse hlokang ho sisinyeha hantle ho ea maemong a mangata, li hloka taolo e thata kapa taolo ea torque, 'me hangata li hloka maikutlo ho netefatsa boemo bo nepahetseng ba makoloi.Servo kapa li-stepper motors ke khetho e ntle ka ho fetisisa bakeng sa lits'ebetso tsena, empa li-motors tsa DC tse nang le maikutlo kapa li-inverter tse kentsoeng li-encoder tse nang le li-encoder hangata li sebelisoa mehala ea tlhahiso ea tšepe kapa ea pampiri le lits'ebetso tse ts'oanang.
Mefuta e fapaneng ea likoloi tsa indasteri
Leha ho na le mefuta e fetang 36 ea li-motors tsa AC/DC tse sebelisoang lits'ebetsong tsa indasteri.Leha ho na le mefuta e mengata ea li-motor, ho na le ho hola ho hoholo lits'ebetsong tsa indasteri, mme mmaraka o sutumelletse ho nolofatsa khetho ea li-motor.Sena se fokotsa khetho e sebetsang ea li-motors lits'ebetsong tse ngata.Mefuta e ts'eletseng e atileng haholo ea makoloi, e loketseng lits'ebetso tse ngata, ke li-motors tsa DC tse se nang brushed le brushed, AC squirrel cage le li-motor tse kenang, servo le li-stepper motors.Mefuta ena ea likoloi e loketse lits'ebetso tse ngata, ha mefuta e meng e sebelisoa feela bakeng sa lits'ebetso tse khethehileng.
Mefuta e meraro ea mantlha ea ts'ebeliso ea likoloi tsa indasteri
Lisebelisoa tse tharo tsa mantlha tsa li-motor tsa indasteri ke lebelo le sa feleng, lebelo le fapaneng, le taolo ea boemo (kapa torque).Maemo a fapaneng a liindasteri a hloka lits'ebetso le mathata a fapaneng hammoho le mathata a bona.Mohlala, haeba lebelo le phahameng le le ka tlase ho lebelo la referense la enjene, ho hlokahala lebokose la gear.Sena se boetse se lumella enjene e nyane hore e sebetse ka lebelo le atlehileng haholoanyane.Leha ho na le tlhaiso-leseling e ngata inthaneteng mabapi le mokhoa oa ho tseba boholo ba enjene, ho na le lintlha tse ngata tseo basebelisi ba lokelang ho li ela hloko hobane ho na le lintlha tse ngata tse lokelang ho nahanoa.Ho bala inertia ea mojaro, torque, le lebelo ho hloka hore mosebelisi a utloisise maemo a joalo ka boima ba kakaretso le boholo (radius) ea mojaro, hammoho le khohlano, tahlehelo ea gearbox, le potoloho ea mochini.Liphetoho tsa mojaro, lebelo la ho potlakisa kapa ho fokotseha, le potoloho ea ts'ebetso le eona e tlameha ho nahanoa, ho seng joalo li-motor tsa indasteri li ka chesa haholo.Li-motors tsa Ac induction ke khetho e tsebahalang bakeng sa lits'ebetso tsa rotary tsa indasteri.Kamora khetho ea mofuta oa enjene le boholo, basebelisi le bona ba hloka ho nahana ka maemo a tikoloho le mefuta ea matlo a makoloi, joalo ka foreimi e bulehileng le lisebelisoa tsa ho hlatsoa matlo a tšepe.
Mokhoa oa ho khetha enjene ea indasteri
Mathata a mararo a mantlha a khetho ea likoloi tsa indasteri
1. Lisebelisoa tsa lebelo la kamehla?
Lits'ebetsong tse tsamaeang ka lebelo le sa khaotseng, hangata enjene e matha ka lebelo le ts'oanang e sa nahanele ho potlakisa le ho fokotsa lebelo.Mofuta ona oa ts'ebeliso hangata o sebetsa o sebelisa li-control tsa ho tima / ho tima.Potoloho ea taolo hangata e na le fuse ea potoloho ea lekala e nang le sehokelo, mochini o qalang oa liindasteri tse ngata haholo, le molaoli oa makoloi kapa mochini o qalang o bonolo.Ka bobeli li-motor tsa AC le DC li loketse ts'ebeliso ea lebelo le sa feleng.Li-motors tsa Dc li fana ka torque e felletseng ka lebelo la zero mme li na le setsi se seholo sa ho hola.Li-motors tsa Ac le tsona ke khetho e ntle hobane li na le matla a phahameng 'me li hloka tlhokomelo e nyane.Ka lehlakoreng le leng, litšoaneleho tse phahameng tsa ts'ebetso ea servo kapa stepper motor li tla nkuoa li fetelletse bakeng sa ts'ebeliso e bonolo.
2. Sesebelisoa se feto-fetohang sa lebelo?
Lisebelisoa tsa lebelo tse feto-fetohang hangata li hloka mefuta e fapaneng ea lebelo le lebelo, hammoho le mabelo a hlalositsoeng le ho theola lebelo.Lits'ebetsong tse sebetsang, ho fokotsa lebelo la li-motor tsa indasteri, tse kang li-fan le lipompo tsa centrifugal, hangata li etsoa ho ntlafatsa ts'ebetso ka ho tsamaisana le tšebeliso ea matla le mojaro, ho e-na le ho matha ka lebelo le feletseng le ho thothomela kapa ho hatella tlhahiso.Tsena li bohlokoa haholo ho nahanoa bakeng sa ho tsamaisa lits'ebetso joalo ka mela ea botlolo.Motsoako oa li-motor tsa AC le VFDS li sebelisoa haholo ho eketsa ts'ebetso le ho sebetsa hantle lits'ebetsong tse fapaneng tsa lebelo le fapaneng.Ka bobeli li-motor tsa AC le DC tse nang le li-drive tse nepahetseng li sebetsa hantle lits'ebetsong tse fapaneng tsa lebelo.Li-motor tsa Dc le litlhophiso tsa koloi esale e le tsona feela khetho bakeng sa li-motor tse lebelo tse fapaneng, 'me likarolo tsa tsona li ntlafalitsoe le ho netefatsoa.Le hajoale, li-motors tsa DC li tumme ka lebelo le fapaneng, ts'ebeliso ea matla a lipere ebile li bohlokoa lits'ebetsong tse lebelo le tlase hobane li ka fana ka torque e felletseng ka lebelo le tlase le torque e sa fetoheng ka lebelo le fapaneng la liindasteri.Leha ho le joalo, tlhokomelo ea li-motors tsa DC ke taba e lokelang ho nahanoa, kaha ba bangata ba hloka ho fetoloa ka borashe le ho tsofala ka lebaka la ho kopana le likarolo tse tsamaeang.Li-motors tsa Brushless DC li felisa bothata bona, empa li theko e boima ho ea pele 'me mefuta e mengata ea liindasteri tse fumanehang li nyane.Ho roala borashe ha se bothata ka li-motors tsa AC induction, athe li-frequency drives (VFDS) li fana ka khetho ea bohlokoa bakeng sa lits'ebetso tse fetang 1 HP, joalo ka libapali le ho pompa, tse ka eketsang ts'ebetso.Ho khetha mofuta oa koloi ho tsamaisa enjene ea indasteri ho ka eketsa tlhokomeliso ea maemo.Encoder e ka eketsoa koloing haeba ts'ebeliso e e hloka, 'me koloi e ka hlalosoa ho sebelisa maikutlo a encoder.Ka lebaka leo, setup sena se ka fana ka lebelo le kang la servo.
3. Na u hloka taolo ea maemo?
Taolo ea boemo bo thata e finyelloa ka ho lula u netefatsa boemo ba enjene ha e ntse e tsamaea.Lisebelisoa tse joalo ka ho beha li-drive tsa linear li ka sebelisa li-stepper motors tse nang le maikutlo kapa ntle le maikutlo kapa li-motors tsa servo tse nang le maikutlo a tlhaho.Setepisi se tsamaea hantle sebakeng ka lebelo le itekanetseng ebe se tšoara boemo boo.Sistimi e bulehileng ea loop stepper e fana ka taolo e matla ea boemo haeba e boholo bo lekaneng.Ha ho se na maikutlo, stepper e tla tsamaisa palo e nepahetseng ea mehato ntle le haeba e kopana le tšitiso ea mojaro ho feta matla a eona.Ha lebelo le matla a ts'ebeliso a ntse a eketseha, taolo e bulehileng ea loop e ka 'na ea se ke ea fihlela litlhoko tsa sistimi, e hlokang ho ntlafatsoa ho sistimi ea stepper kapa servo motor ka maikutlo.Sistimi e koetsoeng e fana ka lintlha tse nepahetseng, tse lebelo le holimo le taolo e nepahetseng ea boemo.Sistimi ea servo e fana ka li-torque tse phahameng ho feta litepisi ka lebelo le phahameng hape e sebetsa betere ho meroalo e matla kapa lits'ebetso tse rarahaneng tsa motsamao.Bakeng sa ts'ebetso e phahameng ea ts'ebetso e nang le boemo bo tlase bo fetelletseng, inertia ea mojaro e bonts'itsoeng e lokela ho ts'oana le servo motor inertia ka hohle kamoo ho ka khonehang.Lits'ebetsong tse ling, phapang ea ho fihla ho 10:1 e lekane, empa papali ea 1:1 e nepahetse.Phokotso ea li-gear ke mokhoa o motle oa ho rarolla bothata ba ho se lumellane ha inertia, hobane inertia ea mojaro o bonts'itsoeng e theohile ke sekwere sa karolelano ea phetisetso, empa inertia ea lebokose la gear e tlameha ho tsotelloa palong.
Nako ea poso: Jun-16-2023