Nzira yekusarudza yakakodzera braking resistor mune frequency converter?

Nzira yekusarudza yakakodzera braking resistor mune frequency converter?

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Mune frequency converter, mota inokurumidza mabhureki kana kumira chaiko, kazhinji kushandisa simba braking uye regenerative braking. Kune iyo simba braking mode, iyo braking torque inodiwa neiyo system iri pazasi 20% yeiyo yakatemerwa torque yemota uye braking haina kukurumidza, hapana chikonzero chekunze braking resistor, uye chete iyo yemukati inoshanda kurasikirwa kwemota inogona. ita iyo DC yedivi voltage muganho pazasi kukosha kwekuita kweiyo over-voltage dziviriro. Pane zvinopesana, zvinodikanwa kuti usarudze braking resistor kuti uparadze chikamu ichi chesimba rakagadziridzwa nemota. Kuti uone mabhureki emagetsi, iyo DC divi reiyo inverter inofanirwa kunge yakashongedzerwa nevoltage yekuona dunhu kuti ione voltage yecapacitor kuitira kuona simba rekubhureki.Braking resistorsanoshandiswa zvakanyanya muzvigadzirwa zvemagetsi zvakasiyana.

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Paunenge uchibhureki nekunze braking resistor, iyo yekunze resistor inofanirwa kutora 80% yesimba remagetsi rakashandurwa nemutoro ungangoita simba, iro 20% rinogona kupedzwa kuburikidza nemota nenzira yekupisa kupisa, panguva ino kukosha. ye braking resistor inova diki, ingave mota inodzokororwa kuderedzwa, kusarudzwa kwebraking resistorrated simba rakasiyana. Kana kusadzokororwa kuderera, iyo braking resistor yenguva inopindirana (T-tS)> 600s. Kazhinji shandisa iyo inoenderera yebasa resistor, kana iyo inopindirana braking, iyo resistor inotenderwa simba ichawedzera kushandiswa kweiyo sarudzo yakaringana yebhureki unit resistor inogona kupfupisa yemahara yekumisa nguva ye inertia mitoro yakakura kuti iwane kukurumidza kumira kana kumira kwakaringana; inogona zvakare kuva mune zvishoma simba mitoro inodzikiswa kuti iwane regenerative oparesheni.

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Vamwe vatengi 'electrolysis workshop multifunctional unit design haina kufunga kuwedzera inverterbraking resistor, zvichikonzera nguva yakareba yekusununguka yekusununguka uye kureba kwekufamba kwemotokari huru, iyo iripo ngozi yakavanzwa yekugadzirwa nekushanda; zvakaoma kuona kumira kwakaringana kwematoiri emidziyo uye aluminium trolleys, izvo zvinokanganisa kushanda zvakanaka. Mushure mekuiswa kwebraking resistors, matambudziko ari pamusoro anogadziriswa. Nekudaro, zvinofanirwa kucherechedzwa kuti, pakusarudza braking resistor, kwete kungofunga zvinodiwa zvega yega inverter braking resistor kusarudzwa, asiwo zvinoenderana nemushandisi kudzora zvinodiwa uye kushandiswa kwenzvimbo dzakasiyana, inofanirwa kunge iri kuburikidza nekumhanya. , torque uye zvimwe zviyero, uye wozoverenga kusarudzwa kwakaringana kwebraking resistor, kuitira kuti uwane zvinodiwa zvekutonga zvemushandisi.