Hunhu Kutadza Nyaya Yekudzidza: Shaft Currents IHacker yeMotor Bearing Systems

Shaft ikozvino muurayi mukuru weanosiyana frequency motors, mahombe motors, high voltage motors uye jenareta, uye inokuvadza zvakanyanya kune motor inotakura system.Kune dzakawanda nyaya dzekutadza kwekutakura system nekuda kwekusakwana shaft ikozvino yekudzivirira.

Iyo shaft ikozvino inoratidzirwa ne low voltage uye yakakwira ikozvino, uye kukuvadza kune inotakura system inogona kunzi haidzivisiki.Chizvarwa che shaft ikozvino chinokonzerwa ne shaft voltage uye yakavharwa loop.Kugadzirisa dambudziko re shaft ikozvino, rinogona kugadziriswa nekubvisa shaft voltage kana kucheka loop.

Husina kuenzana magineti wedunhu, inverter magetsi emagetsi, electrostatic induction, electrostatic charge uye ekunze magetsi kupindira anogona kuburitsa shaft voltage.Yakatarisana neyakavharwa loop, iyo hombe shaft ikozvino ichaita kuti kutakura kudzima nekuda kwekupisa munguva pfupi.Mabearings akapiswa neshaft current anosiya mavanga akaita sewashboard pamusoro pekunze kwering yemukati inotakura.

Kuti udzivise dambudziko re shaft yazvino, matanho anodiwa anofanirwa kutorwa mukugadzira uye kugadzira maitiro emota, sekuwedzera anodiwa ekudzivirira matanho kune yekupedzisira chivharo uye inotakura sleeve.Iyo link inowedzera kuvuza kabhoni brashi.Kubva pakuona kwekushandiswa, inguva-ye-yese-ye-yese chiyero kutora nhanho dzekutyora dunhu pazvikamu, nepo kushandiswa kwenzira dzekuchinjisa kunogona kutungamira mukutsiviwa kwekabhoni brashi zvishandiso, zvirinani panguva yekugadzirisa iyo mota, iyo kabhoni brashi system haifanirwe kuve nematambudziko.

Saizi uye kutakura kugona kweiyo insulated fani uye yakajairwa kutakura zvakafanana.Musiyano ndewekuti iyo insulated bearing inogona kudzivirira kupfuura kweazvino zvakanyanya, uye insulated fani inogona kudzivirira kukuvadzwa kunokonzerwa nemagetsi ngura.Kushanda kwacho kunonyanya kuvimbika, uye iyo insulated kutakura inogona kudzivirira kuparara kwemagetsi kweiyo induced ikozvino pakutakura, uye kudzivirira iyo yazvino kubva mukukuvadza girizi, inotenderedza zvinhu uye mijaho.

Kana iyo mota ichishandiswa ne inverter magetsi emagetsi, magetsi ekupa magetsi ane yakakwira-yakarongeka zvinhu zvinokonzeresa, izvo zvinokonzeresa induction ye electromagnetic pakati pemigumo ye stator winding coils, iyo wiring zvikamu, uye shaft inotenderera, nekudaro ichigadzira shaft voltage.

Iyo stator mhepo yeasynchronous mota yakanyudzwa mune iyo stator core slot, uye kune yakagoverwa capacitances pakati pekutendeuka kweiyo stator mhepo uye pakati peiyo stator mhepo uye mota furemu.Iyo yakajairwa modhi voltage inoshanduka zvakanyanya, uye iyo yekuvuza ikozvino inoumbwa kubva kune mota casing kusvika kune yepasi terminal kuburikidza neyakagoverwa capacitance yemotor winding.Uku kuvuza kwazvino kunogona kuumba marudzi maviri emagetsi kupindira, radioactive uye conductive.Nekuda kwekusagadzikana kwemagineti yedunhu remota, electrostatic induction uye common mode voltage ndizvo zvinokonzeresa shaft voltage uye shaft ikozvino.


Nguva yekutumira: Jul-11-2022