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Ubale pakati pa ukadaulo wosintha ma frequency motor ndi kusintha kwa ma asynchronous motor

2024-09-13

Ngati mwakhala ndi mwayi wochita nawo mayeso a motors, mutha kukhala ndi chidziwitso chozama chaukadaulo wosinthira pafupipafupi. Makamaka omwe adakumana ndi zida zakale zoyeserera amatha kumva bwino maubwino aukadaulo wosinthika pafupipafupi.

Kaya ndi mayeso oyendera ma mota kapena kuyesa mtundu, njira yoyambira ma mota imadziwika. Makamaka pankhani yamphamvu yamagetsi yayikulu komanso mphamvu yamagetsi yaying'ono, kuyendetsa galimoto sikukhala kovuta kwambiri. Njira yoyesera ili ngati iyi, ndipo njira yoyikamo injini ingathenso kuganiziridwa.
Kuyesa kwa khola ndikuwonetsetsa kuti rotor yamoto ili pamalo okhazikika. Ndi kuyesa kwa mawonekedwe a injini yoyambira ndi mawonekedwe odzaza. Kwa ma motor frequency motors, kuyambira nthawi zonse kumakhala chinthu chofunikira kwambiri, makamaka munthawi zina zapadera. Chifukwa cha zinthu monga momwe amagwirira ntchito kapena zovuta zogwirira ntchito pazida, nthawi zambiri pamakhala ma frequency amagetsi pamafakitale okha, ndipo zowonadi ma frequency motors amasankhidwa.

Mafakitole ambiri amagalimoto, makamaka omwe angogula kumene kapena kuwongolera zida zoyesera, atengeranso magetsi osinthika, omwe adathetsa vuto loyambira. Komabe, palinso zovuta, ndiko kuti, zofooka zamagalimoto sizingadziwike kwathunthu. Pa nthawi ina panali gulu la ma injini awiri-liwiro lomwe silinapeze zolakwika zilizonse panthawi ya kuyesa kwa wopanga, koma wogwiritsa ntchitoyo analephera kuyamba pa liwiro linalake. Kuyang'ana kwina kunawonetsa kuti galimotoyo idangoyesedwa kuti iyambe kugwira ntchito pa liwiro limodzi, ndipo kuyendetsa kwa injini pa liwiro lina sikunapezeke kuti sikukwanira. Komabe, injiniyo idayambika pa liwiro lofananira ndi kusachita bwino koyambira panthawi yomwe imagwiritsidwa ntchito. M'malo mwake, ndikosavuta kuyambitsa mota ndi ma frequency osinthika, ndichifukwa chake imatha kuyambitsa nthawi yoyeserera koma ikhoza kukhala ndi zovuta pansi pazikhalidwe zamagalimoto pafupipafupi.

Ma motors ochita bwino kwambiri ndizomwe zimapangidwa ndi malangizo adziko lonse. Zofunikira zapamwamba zamagalimoto oyambira zimakakamiza opanga osiyanasiyana kuti apititse patsogolo luso lawo pogwiritsa ntchito njira zaukadaulo, zomwe zingaphatikizepo kuchulukitsa ndalama zakuthupi.
Pamene injini yamagetsi yamagetsi imayambika pamagetsi athunthu, chifukwa cha kufunikira kwa torque ya injini, poyambira panopa ndi 5-7 nthawi yomwe idavotera panopa, yomwe imawononga magetsi ndikuwononga kwambiri gridi yamagetsi. Ngati kuyambika kwa ma frequency osinthika kumatengera, mphamvu yoyambira pamagetsi yamagetsi imachepetsedwa, mabilu amagetsi amasungidwa, ndipo mphamvu ya inertia yoyambira pa liwiro la inertia yayikulu ya zida imachepetsedwa, zomwe zimatalikitsa moyo wautumiki. wa zida. Ndizopindulitsa pa gridi yamagetsi, injini ndi zida zokokedwa. Zotsatira zaukadaulo wama frequency osinthika pakuyambira kwamagalimoto ndizodziwikiratu, koma palinso zinthu zina zosasangalatsa pakugwiritsa ntchito ma mota osinthasintha. Mwachitsanzo, mafunde osakhala a sinusoidal opangidwa ndi inverter amakhudza kwambiri kudalirika kwa mota komanso amatha kupanga mafunde a shaft. Makamaka ma mota omwe ali ndi mphamvu zokulirapo komanso ma voliyumu apamwamba kwambiri, vutoli ndi lalikulu kwambiri. Kuti mupewe vuto lamakono la shaft, kusankha kwa zida zomangira magalimoto ndi njira zopewera shaft pakadali pano ndizofunikira kwambiri.

otsika voteji magetsi mota,Ex mota, Opanga magalimoto ku China,gawo atatu induction motor, IYE injini