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Bambancin aikin mota 1: gudun / juzu'i / girman

Bambancin aikin mota 1: gudun / juzu'i / girman

Akwai motoci iri-iri a duniya.Babban mota da ƙaramin mota.Motar da ke motsawa baya da gaba maimakon juyawa.Motar da a kallon farko ba a bayyana dalilin da ya sa yake da tsada ba.Duk da haka, ana zabar duk motoci don dalili.Don haka wane nau'in mota, aiki ko halaye ya dace da injin ku na buƙatar samun?

Manufar wannan silsilar ita ce samar da ilimi kan yadda ake zabar injin da ya dace.Muna fatan zai zama da amfani lokacin da kuka zaɓi mota.Kuma, muna fatan zai taimaka wa mutane su koyi kayan yau da kullun na injin.

Bambance-bambancen aikin da za a bayyana za a raba shi zuwa sassa biyu daban-daban kamar haka:

Sauri/Magani/ Girman/Farashi ← Abubuwan da za mu tattauna a wannan babin
Daidaitaccen sauri / laushi / rayuwa da kiyayewa / ƙurar ƙura / inganci / zafi
Ƙirƙirar wutar lantarki / girgizawa da hayaniya / ƙarewar matakan kariya / yanayin amfani

Motar BLDC mai goge baki

1. Abubuwan da ake tsammani ga motar: motsi na juyawa
Mota gabaɗaya tana nufin motar da ke samun makamashin injina daga makamashin lantarki, kuma a mafi yawan lokuta ana nufin motar da ke samun motsin juyawa.(Har ila yau, akwai injin mai linzamin kwamfuta wanda ke yin motsi kai tsaye, amma za mu bar wannan lokacin.)

Don haka, wane irin juyawa kuke so?Kuna son ya yi jujjuya da ƙarfi kamar rawar soja, ko kuna son ya yi juyi da rauni amma cikin sauri kamar fanan lantarki?Ta hanyar mai da hankali kan bambancin motsin juyi da ake so, abubuwa biyu na saurin juyi da juzu'i sun zama mahimmanci.

2. Karfi
Torque shine ƙarfin juyawa.Naúrar juzu'i ita ce N·m, amma a yanayin ƙananan motoci, ana amfani da mN·m.

An ƙera motar ta hanyoyi daban-daban don ƙara ƙarfin ƙarfi.Yawan jujjuyawar waya ta lantarki, mafi girman juzu'i.
Saboda adadin iskar yana iyakance da ƙayyadaddun girman coil, ana amfani da wayoyi da aka yi wa lakabi da diamita mafi girma.
Jerin motocin mu marasa gogewa (TEC) tare da 16 mm, 20 mm da 22 mm da 24 mm, 28 mm, 36 mm, 42 mm, nau'ikan nau'ikan 8 na 60 mm girman diamita na waje.Tun da girman coil ɗin kuma yana ƙaruwa tare da diamita na motar, za'a iya samun karfin juyi mafi girma.
Ana amfani da maɗaukaki masu ƙarfi don samar da manyan juzu'i ba tare da canza girman motar ba.Neodymium maganadiso ne mafi ƙarfi na dindindin maganadisu, sai kuma samarium-cobalt maganadiso.Duk da haka, ko da maɗaukaki masu ƙarfi ne kawai, ƙarfin maganadisu zai fita daga cikin motar, kuma ƙarfin maganadisu ba zai ba da gudummawa ga karfin ba.
Don samun cikakkiyar fa'idar maganadisu mai ƙarfi, wani ɗan ƙaramin aiki na bakin ciki da ake kira farantin ƙarfe na lantarki yana lanƙwasa don haɓaka da'irar maganadisu.
Bugu da ƙari, saboda ƙarfin maganadisu na samarium cobalt maganadisu yana da kwanciyar hankali ga canje-canjen zafin jiki, amfani da samarium cobalt maganadisu na iya sarrafa motar a tsaye a cikin yanayin da ke da manyan canje-canjen zafin jiki ko yanayin zafi.

3. Sauri (juyin juya hali)
Yawan juyi na mota ana kiransa "gudu".Ayyukan nawa ne motar ke jujjuyawa kowane lokaci naúrar.Kodayake ana amfani da "rpm" azaman juyi a minti daya, ana kuma bayyana shi a matsayin "min-1" a cikin tsarin SI na raka'a.

Idan aka kwatanta da ƙarfi, ƙara yawan juyi ba shi da wahala a fasaha.Kawai rage adadin juyi a cikin coil don ƙara yawan juyi.Duk da haka, tun da karfin juyi yana raguwa yayin da adadin juyi ya karu, yana da mahimmanci a cika buƙatun karfin juyi da juyi.

Bugu da ƙari, idan ana amfani da sauri mai sauri, zai fi kyau a yi amfani da ƙwanƙwasa ƙwallon ƙafa maimakon ƙananan bearings.Mafi girman saurin, mafi girman asarar juriya, gajeriyar rayuwar motar.
Dangane da daidaito na shaft, mafi girma da sauri, mafi girma amo da matsalolin da suka shafi girgiza.Domin babu buroshi ba shi da buroshi ko mai motsi, yana haifar da ƙaramar ƙara da rawar jiki fiye da injin goga (wanda ke sanya goga ya haɗu da mai juyawa).
Mataki na 3: Girma
Idan ya zo ga ingantacciyar motar, girman motar kuma yana ɗaya daga cikin mahimman abubuwan da ake aiwatarwa.Ko da saurin (juyin juya hali) da karfin juyi sun isa, ba shi da ma'ana idan ba za a iya shigar da shi a kan samfurin ƙarshe ba.

Idan kawai ana son ƙara gudu ne, za a iya rage yawan jujjuyawar wayar, ko da yawan jujjuyawar ya yi ƙanƙanta, amma sai dai in an sami ƙaramin ƙarfi, ba zai jujjuya ba.Saboda haka, wajibi ne a nemo hanyoyin da za a kara karfin juyi.

Bugu da ƙari ga yin amfani da abubuwan maganadisu masu ƙarfi na sama, yana da mahimmanci don haɓaka yanayin zagayowar aiki na iska.Mun kasance muna magana ne game da rage yawan iska don tabbatar da yawan juyi, amma wannan ba yana nufin cewa wayar ta yi rauni ba.

Ta hanyar yin amfani da wayoyi masu kauri maimakon rage yawan iska, yawan adadin wutar lantarki na iya gudana kuma ana iya samun babban karfin ko da a cikin gudu ɗaya.Ƙididdigar sararin samaniya alama ce ta yadda igiyar ta sami rauni sosai.Ko yana ƙara yawan juzu'i na sirara ko rage yawan juzu'i mai kauri, abu ne mai mahimmanci don samun juzu'i.

Gabaɗaya, abin da injin ke fitarwa ya dogara da abubuwa biyu: ƙarfe (magnet) da jan ƙarfe (winding).

BLDC babur-2

Lokacin aikawa: Yuli-21-2023