1. Iyo mota muviri weyepakati-saizi DC inogara magineti mota:
Iyo stator mhepo inotenderera inotenderera, uye iyo isingaperi magineti rotor inoumba square wave magnetic field;iyo mota muviri weanogara magineti synchronous mota: iyo stator mhepo inotenderera yakagoverwa, uye inogara magineti rotor inoumba yakanaka isinganzwisisike magineti;
2. Position sensor ye brushless DC mota:
Low resolution, 60 degree resolution, Hall element, electromagnetic type, photoelectric type;Position sensor yekusingaperi magineti synchronous mota: yakakwirira resolution, 1/256, 1/1024, solver, optical code disk;
3. Kudzora kwakasiyana:
Medium-saizi DC inogara magineti mota: 120 dhigirii square wave ikozvino, uchishandisa PWM kutonga;
Inogara magineti synchronous mota: Sine wave ikozvino, SPWM SVPWM kutonga.
Yepakati-saizi DC inogara magineti mota: Iyo magineti inoshongedzwa neskweya wave, iyo control voltage PWM iriwo square wave, uye yazvino zvakare iri square wave.Kune 6 space vectors mune imwe yemagetsi kutenderera.Kudzora kuri nyore, mutengo wakaderera, uye general MCU inogona kuitika.
Permanent magineti synchronous mota: Iyo magineti ine magineti neine wave, iyo yekumashure electromotive simba iri zvakare sine wave, uye iripo zvakare ine sine wave.Vector control tekinoroji inowanzo shandiswa, uye kazhinji kune angangoita gumi nemasere mavheji mumagetsi ekutenderera (zvechokwadi, zvakanyanya zviri nani), izvo zvinogona kuitwa nepamusoro-inoshanda MCU kana DSP.
DC Servo: Iyi nhanho yakakura kwazvo.DC servo inoreva kutonga kweiyo DC mota uyezve iyo yekudzora sisitimu, zvinoenderana nemirairo yekudzora (kumhanya, chinzvimbo, kona, nezvimwewo) kuita, inowanzo shandiswa kune actuators.
1. Musiyano we sensors:
Yepakati-saizi DC inogara magineti mota (BLDC): chinzvimbo sensor, seHoro, nezvimwewo;
Yechigarire magineti synchronous mota (PMSM): kumhanya uye chinzvimbo sensors, senge zvigadziriso, photoelectric encoder, nezvimwewo;
2. Iyo kumashure EMF waveform yakasiyana:
BLDC: inenge trapezoidal wave (yakanaka nyika);
PMSM: Sine wave (yakanaka mamiriro
Chetatu, chikamu chazvino waveform chakasiyana:
BLDC: inenge square wave kana trapezoidal wave (yakanaka nyika);
PMSM: Sine wave (yakanaka mamiriro
Chechina, musiyano pakati peiyo control system:
BLDC: kazhinji inosanganisira mutongi wechigaro, mutungamiriri wekumhanya uye ikozvino (torque) controller;
PMSM: Nzira dzakasiyana dzekutonga dzichava nemaitiro akasiyana ekutonga;
5. Musiyano pakati pemisimboti yekugadzira uye nzira:
BLDC: wedzera hupamhi hwekumashure-EMF waveform zvakanyanya sezvinobvira (ita kuti ive pedyo nemanera wave);
PMSM: Ita EMF kumashure pedyo neine wave;
Inoratidzwa mukugadzira ndiyo inonyanya mutsauko mune stator mhepo uye rotor chimiro (senge pole arc coefficient).
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Nguva yekutumira: Aug-20-2021