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Nzira yekungonzwisisa sei kutenderera nheyo yematatu-chikamu asynchronous motors

2024-12-27

Matatu-chikamu asynchronous motorsndiwo atinowanzo kudaidza kuti AC mota

Chinodiwa chekutenderera kwematatu-phase asynchronous motors kuve neinotenderera yemagineti. Iyo stator windings yematatu-phase asynchronous motors inoshandiswa kugadzira inotenderera magineti. Sezvatinoziva tose, nhanho-kusvika-chikamu voltages pakati pezvikamu zvinosiyana ne 120 madhigirii, uye nzvimbo dzenzvimbo dzematatu mamhepo e stator yetatu-phase asynchronous mota inosiyanawo ne120 madhigirii. Nenzira iyi, kana stator inotenderera ichipfuura, apo magetsi emagetsi matatu akavhurwa, stator winding inogadzira magnetic field inotenderera.

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Iyo inotenderera yemagineti inotenderera kamwe muchadenga kana yazvino inochinja kamwe chete pakutenderera. Mune mamwe mazwi, kumhanya kwekutenderera kweiyo inotenderera magineti inowiriraniswa nekuchinja kwezvino. Iko kutenderera kwekutenderera kwemagineti inotenderera kunotevera. n=60f/P Pano, f ndiyo frequency yemagetsi, P ndiyo nhamba yepole pairs yemagnetic field, uye unit ye ​​n inhamba yekutenderera paminiti. Zvinoenderana neiyi fomula, kumhanya kwemota kunoenderana nekuwanda kwemagineti mapango uye kuwanda kweiyo magetsi ekupa.

Kutenderera kwechikamu chimwe chetematatu-chikamu asynchronous motairi 1, uye rotor iri muchimiro che sedan. Kana imwe-chikamu sinusoidal ikozvino ichipfuura nepakati stator mhepo, motokari inogadzira AC magnetic field. Kusimba uye kutungamira kweiyi magineti inochinja sinusoid nekufamba kwenguva, asi nekuti yakamisikidzwa muchadenga, iyi magineti inonzi zvakare inopindirana pulsating magineti. Iyi inodyidzana pulsating magineti inogona kuoreswa kuita magineti maviri anotenderera ane spidhi yakafanana uye akapesana nematanho ekutenderera. Kana iyo rotor yakamira, aya maviri anotenderera magineti magineti anogadzira ma torque maviri mu rotor, ayo akati sandara uye akatarisana munzira, saka torque iri 0 painoumbwa, saka mota haigone kutenderera.

Kana simba rekunze rinoshandiswa kutendereramatatu-chikamu induction ac motamune imwe nzira (kutenderera kwewachi, nezvimwewo), kufamba kwekucheka magineti pakati pemagineti inotenderera uye inotenderera yemagineti munzira yewachi inova diki. Kufamba kwemagineti mitsara yesimba inocheka pakati peinotenderera yemagineti uye iyo inotenderedza magineti inoenderana newachi inova yakakura. Nenzira iyi, chiyero chinodonha, iyo yakazara electromagnetic torque inogadzirwa ne rotor haizove zero, uye rotor inotenderera munzira yekufambisa.