Kopo ea VFD mabapi le Taolo ea Motor Induction.
Taolo ea lebelo la enjene ea AC e sebelisang Variable Frequency Drive (VFD). Lebelo la li-motors tsa AC le lula le tsitsitse hobane le nka matla a lekantsoeng ho tsoa phepelong, ka hona e baka mathata ha ho hlokahala lebelo le tlase la enjene. Mochine oa VFD o fana ka mokhoa oa ho fapana ha lebelo la li-motors tsa AC. Pampiri e fana ka molao-motheo oa ts'ebetso ea VFD, ts'ebetso ea eona le ts'ebeliso ea Pulse Width Modulation (PWM) ho inverter ea mekhahlelo e meraro ho laola kapa ho boloka karolelano ea motlakase ho maqhubu. Moetso ona o etsisoa ho sebelisoa mefuta ea linoko 'me liphetho lia hlahlojoa. Pampiri ena e reretsoe ho fana ka kutloisiso ea mantlha ea mantsoe a VFD, ts'ebetso ea taolo ea makoloi a vfd le ntlafatso ea Power factor.
Tšebeliso le molao-motheo oa ho sebetsa oa Variable Frequency Drive. Ts'ebetso ea taolo ea makoloi ea vfd e boetse e hlalosoa. Moetso oa papiso o etsisoa ho sebelisoa MATLAB Simulink mme liphetho tsa bona le tsona lia hlahlojoa. taolo ea lebelo e sebetsang hantle ea hlahlojoa. Lisebelisoa tse tloaelehileng tsa taolo ea makoloi a vfd li ho sebatli sa moea, chiller, lipompo le libapali tsa tora. Ka pampiri ea ho hlahloba sephetho se bonts'itsoeng kakaretso ea ho sotha ha harmonic (THD) e bolelang ho khopama mohloling le tlhahiso ea torque e fokolang.
Moqapi ona o amana le vacuum cleaner e nang le sesebelisoa sa taolo le taolo bakeng sa enjene ea kopano ea fan. Karolo ea taolo bakeng sa ts'ebetso e hole ea sesebelisoa sa taolo le taolo e fanoe ka har'a mochini o hloekisang setulong sa phala ea ho hula, se hokahaneng le molomo o monyang, kapa phala ea tataiso e hoketsoeng ntlong ea tlhoekiso ea vacuum. E le ho laola ntle le mohloli oa matla a motlakase bakeng sa ts'ebetso e hole ea sesebelisoa sa taolo, ho fanoa ka ntlo ea vacuum cleaner turbine e hlophisitsoeng ka phaposing ea turbine mme e kopantsoe le actuator e abetsoeng sesebelisoa sa taolo kapa taolo. Pipe e sebetsang bakeng sa phepelo kapa ho tsoa ha moea e tloha lehlakoreng le leng la kamore ea turbine ho ea karolong ea taolo e hahiloeng joalo ka ntho e koalang. Lehlakore le leng la kamore ea turbine le hokahane le lehlakore la ho hula kapa la phano la kopano ea fan.
Sehlooho sena sa seminar se tla tšohla phello ea taolo ea koloi ea vfd ha e kenngoa tikolohong ea indasteri e amanang le tsamaiso ea motlakase le koloi ea motlakase.Lihlooho tse kang Harmonics, Line transients, surges le lintlha tse ling tsa boleng ba matla li tla tšohloa ho fa seithuti temohisiso. ea hore na litšitiso tsena tsa letsatsi le letsatsi tsa motlakase li tla baka litlamorao tse sa rateheng haeba li sa fokotsoe.Litaba tsa lerataBafetoleli kajeno ba na le nako ea ho fetoha ka potlako e feteletseng 'me phetoho ena ea mohato oa motlakase e ka baka mathata a puisano, khatello e phahameng ea motlakase esita le ho senya phallo ea hona joale ka har'a likoloi. hore na ke hobane'ng ha thevfd motor control e ka baka mathata ana 'me e bone phello ea tšenyo e ka hlahang haeba e sa hlokomeloe.Thapo e pakeng tsa motlakase le vfd motor control e itšoara ka tsela e fapaneng haholo ha e le matla a sinewave versusvfd motor control.Seithuti se tla ithuta phello ea thapo. ho tloha ho bolelele bo bokgutshwane haholo ho isa bohole bo bolelele haholo.
'Marakeng oa kajeno oa tlholisano, liindasteri li tobane le litlhoko tse ntseng li hola-ho ntlafatsa ts'ebetso ea ts'ebetso, ho latela melaoana ea tikoloho-le ho fihlela sepheo sa lichelete tsa khoebo. Mmaraka o matla oa tlhahiso ea indasteri, litsamaiso tse bohlale le tse theko e tlase tsa liindasteri - lia hlokahala ho ntlafatsa tlhahiso le katleho ea tsona. Ho na le tlhoko ea sistimi e sebetsang ka mokhoa o sa sebetseng oa mohala - e sirelelitsoeng ebile e tenyetseha. Kahoo mabapi le sena mosebetsi oa hajoale o ikemiselitse ho lekola le ho laola likarolo tsa motlakase joalo ka lebelo, taolo ea koloi ea Variable Frequency Drive vfd e feptjoang-phase e meraro ea Induction Motor e nang le Programmable -Logic Controller (PLC) le software ea LabVIEW. LabVIEW Graphical User Interface (GUI) e sebetsa joalo ka ha seva e buisana le moreki ea lumelletsoeng ea hole mme e khona ho fihlella liparamente tsa makoloi ka Transmission Control Protocol/Internet Protocol (TCP/IP). Setupo sa Hardware le algorithm e entsoe ho mojule oa PLC le Arduino bakeng sa ho fumana lintlha tsa hajoale le tse potlakileng tsa Motlakase oa Induction Motor.
Sepheo ke ho hlahisa ka mokhoa o bokhuts'oane khopolo ea mantlha, liphetho tsa mantlha, le ts'ebeliso e sebetsang ea li-canal automation. Pampiri e shebane le taolo ea heke ea kanale. Pampiri ena e ngotsoe ka boomo ntle le mantsoe a "state-of-the-art" molemong oa baenjiniere ba sebetsang litsing tsa kajeno bao e kanna eaba ha ba tsebe boits'oaro le ts'ebeliso ea eona ho taolo ea makoloi ea vfd. Metsi ke tlhoko ea mantlha ea motho le liphoofolo. Bophelong ba letsatsi le letsatsi, litlhoko tse ngata tsa metsi le mmuso li na le mathata a mangata a kabo ea metsi libakeng tsohle. Mmuso o boetse o fumane ditjhelete tse ka sehloohong le ho aba metsi dibakeng tsohle. E le hore ho boloka metsi ke morero oa mantlha oa morero. Mabapi le mohlala oa likanale tsa nosetso, mokhoa o felletseng oa ho fumana mefuta ea likanale tse tsamaisoang ke data e ntlafalitsoe ka katleho Ho laola boemo ba metsi ke sepheo se seholo sa morero. Gujarat, Narmada ke e 'ngoe ea linoka tse kholo ka ho fetisisa 'me letamo la Sardar Sarovar ke le leng la matamo a maholohali.
Tsamaiso ea tsamaiso le mokhoa oa ho laola motlakase oa vfd li senoloa. Sistimi ea taolo e laola koloi ea motlakase ka vfd motor control, 'me koloi ea motlakase e khanna pompo. Sistimi ea taolo e kenyelletsa: mochini oa ente ea anti-ripple bakeng sa ho kenya lets'oao la anti-ripple tseleng ea taolo, lets'oao la anti-ripple le bakang maqhubu a khatello phallong ea pompo ho fihlela bonyane a hlakotsoe hanyenyane. Ho senotsoe hape ke sistimi ea pompo, e nang le: taolo ea enjene ea vfd, enjene ea motlakase, le pompo, moo VFD e nang le sistimi ea taolo e boletsoeng ka holimo.
Kenyelletso ea sesebelisoa se thusang sa damping controller ke matla a hlahisoang ke turbine. Ena ke lets'oao le tloaelehileng le beoang leihlo ka likamoreng tsa taolo ea feme ea motlakase 'me le fumaneha sebakeng sa heno ntle le tlhoko ea litekanyo tse eketsehileng le/kapa meaho ea likhokahanyo. The Auxiliary damping Controller (ADC) e eketsa lets'oao le thusang ho ponts'o ea lebelo le teng taolong ea koloi e koetsoeng e le karabelo ho li-oscillations life kapa life tse bonoang ka har'a , ka compensator ea maikutlo. ADC e ntša metsi ka ho sebelisa litšebelisano tsa SSR 'me e lokisoa ho sebelisoa mokhoa oa ho beha lipalo. Ts'ebetso ea ADC e hlahlojoa bakeng sa tšebelisano ea torsional le mefuta ea torque amplification ea SSR ho IEEE First Benchmark le marang-rang a libese tsa IEEE 68.
Mosebetsi oa mantlha oa drive frequency drive (VFD) ke ho fapanyetsana lebelo la enjene ea mekhahlelo e meraro ea ac induction. Li-VFD li boetse li fana ka taolo e seng ea tšohanyetso ea ho qala le ho emisa, ho potlakisa le ho theola lebelo, le ts'ireletso ea moroalo o mongata. Ntle le moo, taolo ea enjene ea vfd e ka fokotsa palo ea motlakase oa ho qala motlakase ka ho potlakisa koloi butle-butle. Ka mabaka ana, li-VFD li loketse li-conveyor, li-fan le lipompo tse ruang molemo ka lebelo le fokotsehileng le le laoloang la ts'ebetso ea makoloi.
VFD-M Series e entsoe ka likarolo le lisebelisoa tsa boleng bo holimo mme e kenyelletsa theknoloji ea morao-rao ea microprocessor e fumanehang. Bukana ena e tla sebelisoa bakeng sa ho kenya, ho beha paramethara, ho rarolla mathata, le tlhokomelo ea letsatsi le letsatsi ea koloi ea AC. Ho netefatsa ts'ebetso e bolokehileng ea lisebelisoa, bala litataiso tse latelang tsa polokeho pele o hokela motlakase ho AC motor drive. Boloka bukana ena ea ts'ebetso e le teng 'me u e abele basebelisi bohle hore ba e sebelise. Ho netefatsa polokeho ea basebelisi le lisebelisoa, ke basebetsi ba nang le litsebo ba tloaelaneng le koloi ea AC feela ba lokelang ho kenya, ho qala le ho lokisa. Bala bukana ena ka botlalo pele u sebelisa VFD-M series AC Motor Drive, haholo-holo lintlha tsa TEMOSO, KOTSI le TEMOSO. Ho hloleha ho ikamahanya le maemo ho ka baka kotsi ea botho le tšenyo ea lisebelisoa. Haeba u na le lipotso, ka kopo ikopanye le morekisi oa hau.
Variable frequency drives (VFDs) li sebelisoa haholo ho li-motors tsa induction ho fokotsa matla a motlakase ka ho fetola maqhubu a matla. Ho sa le joalo, li-VFD li boetse li fetola matla a motlakase ho ipapisitse le li-control tse fapaneng tsa motlakase, ho kenyeletsoa karo-karolelano ea mela, karo-karolelano ea lisekoere le flux optimizer. Ho feta moo, li-VFD li lekanya lintlha tsa ts'ebetso ea makoloi, joalo ka frequency, hajoale, voltage le matla, 'me li fana ka tsona ka liphetho tsa tsona tsa analog. Leha ho le joalo, ha ho hlake hore na data ea VFD ea analog e nepahetse le hore na taolo e fapaneng ea motlakase e ama ts'ebetso ea sistimi ea koloi joang. Sepheo sa pampiri ena ke ho batlisisa bonnete ba lintlha tsa tlhahiso ea analoge ea VFD le ts'ebetso ea matla ea litsamaiso tse fapaneng tsa motlakase ka teko e entsoeng ho tsamaiso ea motlakase ea vfd. Taba ea pele, lintlha tsa ts'ebetso tse fanoeng ke VFD le tse lekantsoeng ka mohlahlobi oa matla li ile tsa bapisoa, joale ho ile ha lekoa le ho hlahlojoa katleho ea lebanta la motor, VFD, le tsamaiso ea koloi har'a taolo e fapaneng ea motlakase.
Lilemong tsa morao tjena, ka tsoelo-pele e potlakileng ea Inthanete lefatšeng ka bophara, thekenoloji ea marang-rang e sebelisoa haholo ho mefuta eohle ea likhoebo le tsamaiso ea indasteri, lihlahisoa tse ngata tsa boitsebiso li hloka ho khona ho kena Inthaneteng ka leqephe la Websaete bakeng sa hole. phihlello le taolo. Ka seva sa Websaete se romela litaelo tsa kopo tse hlalositsoeng pampiring ena, ka phetiso ea data ea Inthanete, taolo ea nako ea sebele ea PLC, hlokomela taolo e feto-fetohang ea lebelo la motlakase ka vfd motor control, qetellong e hlokomela tlhokomelo e hole.
Ka lebaka la KAROLO EA HO EKETSEHILENG HO EKETSEHILENG mabapi le ho boloka matla, tšebeliso ea pulse-width-modulated variable-frequency drives(VFDs) ho laola AC motors e eketsehile haholo lilemong tsa morao tjena. Li-bearings, tse lebisang ho theolelo e theko e boima le ho lahleheloa ke tlhahiso. Ntle le mofuta o itseng oa ho fokotsa matla, li-voltages tse senyang lia eketseha ho fihlela li fumana tsela e eang ho motor frame(ground). e nang le lerata, ho hloleha ho jara, le ho hloleha ha motlakase ho latelang.
Theknoloji e ka morao le ts'ebeliso ea litsi tsa taolo ea makoloi a bohlale (MCCS) e ntseng e sebelisoa kajeno litsing tsa ho lokisa liminerale. Litheknoloji tse peli tse tla buisanoa ke li-controller tsa boemo bo tiileng tse ka kengoang ho li-MCC le marang-rang a tlatsetso a puisano a dijithale a ka fetisang litekanyetso tsa ts'ebetso ea lisebelisoa tsa mmuso o tiileng ho tsamaiso ea bolaoli. ho keketseho e kholo ea tšebeliso ea tsona indastering ea merafo. Lihlahisoa tse joalo ka li-protectors tsa solid-state motors, li-controller, le li-drive tsa maqhubu a feto-fetohang li bonts'itse bonolo le ts'ebetso e kholo lits'ebetsong tse fapaneng ho feta tsa li-electromechanical le mechanical. Kopo ea VFD mabapi le Taolo ea Motor Induction.Mekhoa e meraro ea bohlokoa e bonahalang ho lisebelisoa tsa boemo bo tiileng ke: 1. Ho fetohela ho lisebelisoa tse nyenyane, tse bohlale, tse kopantsoeng, tse lumellang sesebelisoa se le seng se tiileng ho sebeletsa morero oa lisebelisoa tse ngata tsa motlakase empa ka mokhoa o fokolang haholo.
Morero oa morero ona e ne e le ho rala sethala bakeng sa lab e tla sebetsa e le selelekela sa li-frequency drives. Morero oa pele e ne e le ho ba le morero oa digital to analog control (DAQ) o sebelisang lenaneo le thehiloeng k'homphieutha le kang Vissim ho fumana tlhahiso ho tloha mochineng le ho ntša mokhoa oa ho laola ho laola motlakase oa vfd ho laola lebelo le itseng kapa mohlala. Sena se ka fa baithuti monyetla oa ho itloaetsa ho laola li-motor ka sistimi e ikemetseng e sebelisa maikutlo a ka bang molemo lits'ebetsong tse ngata tsa indasteri.
Kopano ea taolo ea koloi bakeng sa enjene ho kenyelletsa module ea frequency drive e feto-fetohang bakeng sa ho fana ka taolo e feto-fetohang ea lebelo bakeng sa enjene, mojule oa bypass bakeng sa ho fana ka taolo ea bypass bakeng sa enjene, le switch bakeng sa taolo ea motlakase lipakeng tsa mojule oa frequency drive le bypass module. Mojule oa bypass o ka fana ka taolo bakeng sa enjene le ha module ea drive drive e feto-fetohang e tlosoa kopanong ea taolo ea koloi.
Ketsiso le mokhoa oa ho etsisa o sebelisa Matlab le SCADA (taolo ea tsamaiso le ho fumana lintlha). Matlab e sebelisoa bakeng sa ketsiso ea semela sa hydropower e nyane. Sistimi ea ho etsisa e entsoe ke SEIG (jenereithara ea induction e ithabisang) e kopantsoeng le enjene ea motlakase e khannoang ke frequency converter. Protocol ea Modbus RTU (Remote terminal unit) e hokahanya SCADA le frequency converter le OPC (object linking and embedding for process control) e hokahanya SCADA le tikoloho ea Matlab. Mekhoa ea ho etsisa limela tsa Hydropower e hloka ho kopanngoa ha likarolo tse 'maloa' me ka morero ona e ne e sebelisoa tsamaiso ea SCADA ho sebetsana le tlhahisoleseding le ho etsa hore e fumanehe ho opareitara ka nako ea sebele.
Motho ea nang le tšepo o re khalase e tletse halofo, motho ea se nang tšepo o re khalase e halofo; moenjiniere o re khalase e kholo habeli ho feta kamoo e hlokang ho ba kateng. 'Nete ea motheo ea motlae ona e ka' na ea bonahala e hlakile, empa joaloka baenjiniere, hangata re lahleheloa ke maikutlo a mefuta ena ea melao-motheo e tataisang ha re khetha lisebelisoa bakeng sa kopo e itseng. Kahoo le ha re tla hlakisa taolo ea makoloi a vfd bakeng sa li-motor e le tharollo ea "sekoahelo-tsohle" molemong oa ts'ebeliso ea matla a rona le matla a taolo, litloaelo tse tšoanang tsa maemo a tloaelehileng hangata li na le sekhahla sa ho khutlisa se ka tlase ho feta se neng se lebelletsoe kapa ha se na thuso ho etsa eng kapa eng. re ne re nahana hore ba tla etsa joalo.
Siemens MM440 frequency converter e ne e laoloa ke Siemens S7-200 PLC ho hlokomela taolo ea ho potoloha ka lebelo le lengata le ho ea pele / ka morao ka enjene ea mekhahlelo e meraro ea asynchronous. Tsamaiso ea tsamaiso e ne e entsoe ka li-module tse peli: Siemens S7-200 PLC le MM440 VFD. Ka mor'a hore tsamaiso ea hardware e qapiloe le ho kopanngoa, software e ile ea etsoa, 'me ho sebetsa le ho lokisa tsamaiso ho ile ha etsoa. Liphetho li bonts'a sistimi e lumella khetho ea frequency ea manual hammoho le phetoho ea frequency ea othomathike.
Enjene ea induction e sebelisoa haholo liindastering tse fapaneng. Ka nts'etsopele ea theknoloji e tsoetseng pele ea Variable frequency drive, metjhini e tsamaisang motlakase ea vfd e sebelisoa khafetsa indastering ka lebaka la theko ea eona e fokotsehang le melemo ea ho ba matla, boholo le tlhokomelo ea motor induction ho feta DC. VFD e fana ka maemo a feto-fetohang taolong ea ho qala le lebelo le ho ntlafatsa ts'ebetso ea li-motors tsa induction. Lintlha tse amang ts'ebetso ea ho qala li ithutile. Pampiri ena e sebetsana le lipatlisiso le liteko tsa liteko tsa mohopolo oa mantlha oa motlakase oa induction e leng ntlha ea bohlokoa e tobaneng le mathata morao tjena liindastering tse fapaneng. Sistimi e ile ea batlisisoa, ea lekoa, 'me torque ea fokotseha. E le ho etsa hore torque e thelle kamehla e fokotsehe kahoo lebelo le theoha. Ho boloka lebelo le jeleng matla e leng disadvantage ea moruo.Sepheo sa pampiri sea qala, taolo ea lebelo la motor induction. Ho bolelang ho fokotsa lebelo la ho qala le ho eketsa torque e qalang le ho sireletsa koloi ea induction.
Ho hlahisoa mokhoa o mocha oa li-drive frequency frequency converter tse thehiloeng ho matrix. Ho sisinyeha hore li-drive tsena li sebelisetsoe ho fana kapa ho ntša matla a sebetsang ho tloha mothapong oa kabo ea matla, ho boloka ntlha ea matla e le haufi le yuniti, 'me ka nako e le 'ngoe, ho etsa mosebetsi oa bona oa mantlha oa matla a motlakase le taolo ea lebelo. Ts'ebeliso ena ea matrix-based frequency frequency drives ea hlokahala ka lebaka la tlhoko ea ho buseletsa matla a capacitive reactive a hlahisoang ke lisebelisoa tsa mabone a diode. Phuputsong ena, mefuta e mengata ea matšeliso a matla a matrix-converter-based frequency frequency drive e khethiloe, 'me ho hlahisoa mokhoa oa ho atolosa mefuta ea matšeliso.
Sengoliloeng sena se hlahisa moloko o mocha oa NC EVFD series engineering frequency drive drive e fanoeng ke NANCAL company.NC EVFD e sebelisa thekenoloji ea li-drive tse ngata tse hokahaneng le bese e tloaelehileng ea DC, e nang le filimi ea tšepe ea DC capacitor, module e etselitsoeng le matla a phahameng a matla.Kopo ea VFD mabapi le Taolo ea Motor Induction.Algorithm ea taolo ea makoloi e sebelisa algorithm ea taolo ea vector e sebetsang hantle haholo, e fanang ka taolo e nepahetseng ea lebelo le karabelo e potlakileng.NC EVFD e loketse matla a holimo, ts'ebetso e phahameng le lits'ebetso tse ts'epahalang haholo.
Tsoelo-pele ea lisebelisoa tsa motlakase tsa motlakase e butse monyetla oa ho bala ho Synchronous Reluctance Motors (SynRM) moo ho hlokahalang phapang ea lebelo. Leha ho le joalo, Induction Motors (IM) e fane ka tlhoko ena ka katleho lits'ebetsong tsa indasteri. Ha e le lits'ebetso tsa ho hula, SynRM e thusoa ke Permanent Magnet e boetse ke mokhoa o mong oa Interior Permanent Magnet Motors (IPM). Phuputsong ena, 55kW Inverter-Driven Induction Motor (IDIM) e entsoe le ho hlahlojoa ka leano la Indirect Field Oriented Current Control (IFOCC). Ka mokhoa o ts'oanang, Motor e lekanang ea Synchronous Reluctance Motor e nang le inductance ratio ho 6-10 le eona e entsoe ka ho sebelisa stator e ts'oanang le IDIM. Leano la Vector Control (VC) le ipapisitseng le ntlha ea matla a phahameng le ile la kenngoa ts'ebetsong ho leka ts'ebetso ea lona. Li-motor ka bobeli tse ntlafalitsoeng bakeng sa ts'ebeliso ea lebelo le fapaneng li ile tsa bapisoa tlas'a mefuta e tšoanang ea mojaro, motlakase le maqhubu e le ho lekola tšebeliso ea tsona ho tsoa ponong e bonahalang ea matla.
Tsamaiso ea kabo ea metsi e bohlokoa lefatšeng la rona la kajeno. Moreki o hloka metsi a lekaneng hore a fepeloe ka kotloloho ka liphaephe, lisebelisoa tsa polokelo kapa karolo e fetisang metsi malapeng, likolong, sepetlele kapa liindastering. Tsamaiso ea metsi ea sechaba e itšetlehile ka tsamaiso ea kabo e fanang ka metsi a tsoang setsing sa ho hloekisa. Ka tloaelo ho tla ba le litaba tse 'maloa tsa tlhokomelo tse kang ho thata ho laola lebelo la metsi le tšekamelo e phahameng ea ho se sebetse habonolo ha u sebelisa DC motor ho laola phallo ea metsi. Ts'ebetso ea kabo ea metsi e etsoa ka letsoho mme e hloka thuso ea batho kahoo e atisa ho ba le boemo bo sa tsitsang ba metsi. Ntle le moo, ha boemo bo sa lebelloang bo etsahala, mohlala, mosebeletsi oa seteishene o sitoa ho bona ho lutla kapa bothata haeba ho se na sistimi ea ho beha leihlo. Maikemisetso a morero ona ke ho rala le ho kenya tšebetsong Sistimi ea VFD e Thehiloeng ke PLC bakeng sa Motlakase oa Mekhahlelo e meraro.
Limmaraka tsa leoatleng le lebopong la leoatle le libopo li hloka mariki a maholo, le ho kenya libaesekele tse boima le tsamaiso ea ho laola mariki. Ka lebaka la tšitiso ea liteko, litlhoko tsa bareki bakeng sa bophelo bo atolositsoeng ba lisebelisoa tsa khohlano, le tlhoko ea li-clutch tse kholoanyane le mariki, The Clutch Production e nkile qeto ea hore tlhahiso le bokhoni ba sebaka sa bona sa liteko sa 1500HP se hloka ho imena habeli. Seteishene se teng sa liteko se sebelisitse 1500HP Variable frequency drive (VFD) le enjene ho: teko ea ts'ebetso le ho chesa mariki bakeng sa bareki, ho tsamaisa liphetoho tse sa fetoheng tsa boima ba li-clutch le mariki bakeng sa lipatlisiso le nts'etsopele, le bakeng sa lits'ebetso tse ikhethileng tsa bareki. VFD e neng e le teng le enjene li ne li lokela ho sala le ho sebelisoa hape. VFD ea bobeli e ts'oanang le enjene li ne li tla eketsoa, 'me ka bobeli li tla hokahana le lebokose la gear le kopaneng. VFD ka 'ngoe le koloi li ka leka brake e le 'ngoe ea 1500HP, kapa litsamaiso tsa VFD ka bobeli li ka kopanngoa ho tsamaisa brake e le 'ngoe ea 3000HP.
Sistimi e na le "brake fluid pressure modulator" (MD) lipakeng tsa silinda e kholo (MC) le cylinder brake cylinder, pompo (HP) e tsamaisang mokelikeli tlas'a khatello le setshelo sa ho boloka mokelikeli o tsoang moqomong oa lebili. modulisisi. Belofo ea pele hangata e hokahanya moqomo o moholo ho modulator. Belofo ea bobeli hangata e thibela khokahano lipakeng tsa cylinder e kholo le sekena sa pompo. Valofo e sa khutleleng e thusa mokelikeli ho phalla pompong 'me e thibela ho phalla ka morao. Molaoli o kenya pompo ka koloi e tsoelang pele haeba e laola modulator le ho kenya valve ea bobeli ho hokahanya cylinder e kholo ho pompo haeba khatello ea braking ka har'a cylinder ea lebili e eketseha.
Moqapi oa hajoale o amana le potoloho ea ho fana ka motlakase o feto-fetohang ho enjene bakeng sa ho tsamaisa enjene e khutlisang pompo ea seliba e nang le torque e sa lekanang. Sistimi e fanoa bakeng sa ho lokisa phepelo ea mantlha ea motlakase 310, ho tsamaisa ts'ebeletso ea mantlha ea 318 ho sesebelisoa sa frequency drive VFD 336 se fetolang maqhubu a maqhubu a motlakase ho ea ho maqhubu a laoloang ho fetola lebelo la enjene ho arabela pontšo e amohetsoeng ho tswa ho molaoli seliba 330, 'me, haeba tsamaiso e qala ho inductively regenerate hona joale ha lebelo la rotor feta maqhubu a mola ho tloha ka koloi, ho boemo le shunt feteletseng ka ho toba hona joale R ho ea ka sehloohong phepelo lehlakoreng 318 ea feto-fetoha. mokhanni wa maqhubu moo e ka sebedisoang hape.
