Uma kuqhathaniswa nama-asynchronous motors, izinjini ezihambisanayo kazibuthe zinezinzuzo eziningi ezisobala. Amamotho anobungane ozibuthe ahambisanayo anezici eziningi ezifana nesici samandla aphezulu, inkomba yekhono elihle lokushayela, usayizi omncane, isisindo esilula, ukukhuphuka kwezinga lokushisa eliphansi, njll. Ngesikhathi esifanayo, angakwazi ukuthuthukisa kangcono isici sekhwalithi yegridi yamandla, anikeze ukudlala okugcwele kumthamo wegridi yamandla ekhona, futhi alondoloze ukutshalwa kwezimali kwegridi yamandla.
Ukusebenza kahle kanye nokuqhathaniswa kwesici samandla
I-asynchronous motor emsebenzini, i-rotor winding ukuze imunce ingxenye yamandla avela kugridi yegridi, ukuze ukusetshenziswa kwamandla egridi, le ngxenye yamandla kuze kube yamanje yokugcina ku-rotor ejikelezayo ekushiseni okusetshenzisiwe, ukulahlekelwa kubala cishe u-20-30% wokulahlekelwa okuphelele kwemoto, okuholela ngokuqondile ekunciphiseni ukusebenza kahle kwemoto. I-Rotor excitation current eguqulelwe ku-stator winding iyi-inductive current, ukuze i-current in the stator winding ibambezeleka ngemuva kwe-voltage yegridi, okuholela ekuncipheni kwesici samandla enjini.
Ngaphezu kwalokho, i-asynchronous motor in the load factor (= P2 / Pn) <50%, ukusebenza kahle kwayo nokusebenza kwamandla factor yehla kakhulu, ngakho ngokuvamile idinga ukuthi isebenze endaweni yezomnotho, okungukuthi, izinga lokulayisha lika-75% -100%.
Unomphela uzibuthe motor synchronous ku-rotor eshumekwe uzibuthe unomphela, uzibuthe unomphela ukusungula inkambu kazibuthe rotor, ekusebenzeni evamile, rotor kanye stator magnetic field synchronous operation, akukho yamanje in the rotor, akukho rotor ukumelana ukulahlekelwa, lena kuphela engathuthukisa ukusebenza kahle motor ngo-4% kuya ku-50%. Ngesikhathi esifanayo, ngenxa yokuthi ayikho intuthuko yamanje yokungeniswa ku-rotor ye-synchronous motor unomphela ozibuthe, ukuvuthwa kwe-stator kungase kube umthwalo ophikisanayo, ukuze isici samandla se-motor sicishe sibe ngu-1. I-Permanent magnet synchronous motor in the load rate> 20%, ukusebenza kwayo kahle nokusebenza kwayo isici samandla ngokushintsha okuncane, nokusebenza kahle kokusebenza ku-> 80%.
I-torque yokuqala
Ukuqala kwe-asynchronous motor, i-motor iyadingeka ukuthi ibe ne-torque enkulu ngokwanele yokuqala, kodwa ngethemba ukuthi i-current current ayinkulu kakhulu, ukuze ingakhiqizi ukwehla kwe-voltage ngokweqile kugridi futhi ithinte ukusebenza okuvamile kwamanye ama-motor kanye nemishini kagesi exhunywe kugridi. Ngaphezu kwalokho, lapho i-current yokuqala inkulu kakhulu, i-motor ngokwayo izoba nomthelela omkhulu wamandla kagesi, uma kuvame ukuqala, kunengozi yokushisa ngokweqile ama-windings. Ngakho-ke, idizayini yokuqala ye-asynchronous motor ivame ukubhekana nenkinga.
Uzibuthe unomphela i-synchronous motor ingasetshenziswa futhi imodi yokuqala eyi-asynchronous, ngenxa yokusebenza okujwayelekile kozibuthe okuhambisanayo kwe-rotor mawinding akusebenzi, ekwakhiweni kwemoto kazibuthe unomphela, ukuzungeza kwe-rotor kungenziwa ukuze kuhlangabezane ngokugcwele nezidingo ze-torque ephezulu yokuqala, isibonelo, ukuze isiphindaphinda se-torque sokuqala nge-asynchronous izikhathi, izikhathi ezingcono kakhulu ze-2,5. imishini yamandla, Ixazulula ngokuphumelelayo isimo "somahhashi amakhulu adonsa imoto encanet” emishinini yamandla evamile.
Ukusebenzaukunyuka kwezinga lokushisa
Njengomsebenzi we-asynchronous motor, ukugeleza kwamanje kwe-rotor, futhi lokhu okwamanje kusesimweni sokusetshenziswa kwamandla ashisayo, ngakho-ke ku-rotor mawinding kuzokhiqiza ukushisa okukhulu, ukuze izinga lokushisa lemoto likhuphuke, elithinta kakhulu impilo yesevisi yemoto.
Ngokuqondene ne-motor synchronous yamagnetic unomphela, ngenxa yokusebenza kahle okuphezulu kwemoto kazibuthe unomphela, akukho ukulahleka kokumelana ekujikelezeni kwe-rotor, kukhona okuncane noma cishe akukho okwamanje okusebenzayo ku-stator winding, ukuze ukunyuka kwezinga lokushisa kwemoto kube phansi, okunweba kangcono impilo yesevisi yemoto.
Umthelela ekusebenzeni kwegridi
Ngenxa yesici samandla aphansi we-asynchronous motor, injini idinga ukumunca inani elikhulu lamanje elisebenzayo kusuka kugridi yamandla, ngaleyo ndlela ibangele inani elikhulu lamanje elisebenzayo kugridi yamandla, imishini yokudlulisela nokuguqula kanye nemishini yokuphehla amandla, ngaleyo ndlela yenza isici sekhwalithi yegridi yamandla yehle, okungagcini nje kubhebhethekisa umthwalo wegridi yamandla kanye nokudlulisa nokuguqula imishini kanye nemishini yokuphehla amandla, ingxenye yamandla asebenzayo, ngesikhathi esifanayo. imishini yokudlulisa nokuguqula kanye nempahla yokuphehla amandla, okuholela ekusebenzeni okuphansi futhi kuthinte igridi yamandla kagesi. Ngesikhathi esifanayo, amandla asebenzayo asebenzisa ingxenye yamandla kagesi kugridi yamandla, amathuluzi okudlulisa nokuguqula kanye nempahla yokuphehla amandla, okubangela ukuthi igridi yamandla ingasebenzi kahle futhi ithinte ukusetshenziswa ngempumelelo kwamandla kagesi. Ngokufanayo, ngenxa yokusebenza kahle okuphansi kwama-asynchronous motors, ukuze kuhlangatshezwane nesidingo samandla aphumayo, kuyadingeka ukumunca amandla engeziwe kugridi, ngaleyo ndlela kukhulise ukulahlekelwa kwamandla kagesi futhi kubhebhethekise umthwalo kugridi.
Futhi nge-motor synchronous yamagnetic unomphela, i-rotor yayo ngaphandle kwe-excitation yamanje yokungeniswa, i-motor power factor nayo iphakeme, engathuthukisi nje kuphela isici sekhwalithi yegridi, ukuze igridi ingasadingeki ukufaka imishini yesinxephezelo samandla asebenzayo. Ngaphezu kwalokho, ngenxa yokusebenza kahle okuphezulu kwe-magnetic synchronous motor unomphela, iphinde isindise amandla egridi
I-Anhui Mingteng Permanent-Magnetic Machinery&Electrical Equipment Co., Ltdyasungulwa ngo-2007 futhi ingomunye wabakhiqizi bokuqala eChina ukuthuthukisa nokukhiqiza amamotho kazibuthe ahlala njalo. Ine-R&D ephelele, ukukhiqiza, ukuthengisa, nethimba lokuthengisa ngemuva kokuthengisa. Le nkampani ihlale ibambelela emisha emisha futhi ibambelela kunqubomgomo yebhizinisi "yemikhiqizo yezinga lokuqala, ukuphathwa kwekilasi lokuqala, izinsizakalo zesigaba sokuqala, nemikhiqizo yezinga lokuqala", ihlanganisa izisombululo ezihlakaniphile zikazibuthe zesistimu zokonga amandla jikelele kubasebenzisi, futhi ilwela ukuba umholi kanye nesethi ejwayelekile embonini yezimoto zikazibuthe ezingavamile emhlabeni waseChina.
Isikhathi sokuthumela: Dec-11-2023