[Rarraba Ilimi] Me yasa sandunan injin maganadisu na dindindin na DC galibi suna amfani da maganadisu rectangular?

Auxiliary exciter maganadisu sabon nau'in na'ura mai jujjuyawar DC na waje.Zoben shaƙarsa yana jujjuya kai tsaye yana dakatar da zurfi a cikin shaft.Akwai sandunan maganadisu 20 akan zoben.Kowane sandar sanda yana da takalmin sandar igiya.Jikin sandar ya ƙunshi guda uku rectangular.Ya ƙunshi ƙarfe na maganadisu kuma an haɗa shi cikin duka tare da “914” manne.An nannade jikin sandar kuma an ƙarfafa shi tare da ribbon gilashi mara latitude don samar da rigar kariya.Kowane jikin sanda da takalmin sanda an yi shi da tabo guda biyukasa karfe.

A cikin injin maganadisu na dindindin na DC, lokacin da sauran sigogi ba su canza ba, mafi girman ragowar maganadisu na maganadisu, ƙarami na yanzu, kuma yana rage saurin gudu.Wannan daidai ne.Daga wannan, zaku iya bincika da kanku wanne maganadisu na samfuran ku biyu ya fi kyau.Ragowar maganadisu babba ne.Dangane da ka'ida, lokacin da sauran sigogi suka kasance ba su canza ba, mafi girman ragowar maganadisu na maganadisu, mafi girman saurin maganadisu na kowane sandar motar.Dangane da tsarin saurin injin DC n = (U-IR)/CeΦ≈U/CeΦ, yana iya zama sosai Yana da sauƙi a yanke cewa mafi girma Φ, ƙananan saurin.Ƙarƙashin saurin, ƙarami da asarar rashin kaya, da ƙarami na halin yanzu mara nauyi.

Ƙunƙwalwar rotor-rotor na injin maganadisu na dindindin na DC yana da alaƙa da kauri na maganadisu da ƙarfin filin maganadisu.Idan kauri na iya canza ƙarfin filin maganadisu, zai dace.Yayin da ake hadawa da maganadisu na injin maganadisu na dindindin da aka saka, idan da hannu ne Aiwatar da manna a saman magnet din yana sa ya zama da wahala ga mai aiki ya kama maganadisu.A lokaci guda, saboda rashin lahani a cikin fasahar da ke akwai lokacin shigar da maganadisu a cikin ramin, ba makawa za a yi rikici tare da bangon ramin.Bugu da ari, manne a saman karfen maganadisu wanda aka yi amfani da shi da hannu kuma yana da ƙaramin yanki mai ɗaukar hoto yana rarraba ba daidai ba, yana haifar da rashin daidaituwa, kuma ƙarfen maganadisu na iya faɗuwa yayin amfani da shi daga baya.