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Wararka

Waa maxay sababta kontoroolka birta ee daciifka ah uu uga baahan yahay matoorada xawaaraha sare leh?

01. MTPA iyo MTPV
Matoorka synchronous magnet-ka joogtada ah waa aaladda udub dhexaadka u ah dhirta tamarta tamarta cusub ee Shiinaha.Waxaa si fiican loo og yahay in xawaaraha hoose, motor synchronous magnet joogto ah uu qaato kontoroolka saamiga hadda jira ee ugu sarreeya, taas oo macnaheedu yahay in la siiyo qulqulka, hadda ugu yar ee la isku dhejiyey ayaa loo isticmaalaa si loo gaaro, taas oo yaraynaysa khasaaraha naxaasta.

Markaa xawaaraha sare, ma isticmaali karno qalooca MTPA si loo xakameeyo, waxaan u baahanahay inaan isticmaalno MTPV, oo ah saamiga ugu sarreeya ee korantada, si loo xakameeyo.Taasi waa in la yiraahdo, xawaare gaar ah, samee wax soo saarka mootada ugu badnaan.Marka loo eego fikradda xakamaynta dhabta ah, oo la siiyo torque, xawaaraha ugu badan waxaa lagu gaari karaa iyadoo la hagaajinayo iq iyo id.Haddaba halkee buu danabku ka muuqdaa?Sababtoo ah kani waa xawaaraha ugu sarreeya, wareegga xaddidaadda korantada ayaa go'an.Kaliya marka la helo barta awoodda ugu sarreysa ee goobada xaddidan ayaa la heli karaa barta ugu sarreysa, taasoo ka duwan MTPA.

 

02. Xaaladaha wadista

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Caadi ahaan, xawaaraha barta rogashada (sidoo kale loo yaqaan xawaaraha saldhigga), goobta magnetic wuxuu bilaabaa inuu daciifo, taas oo ah barta A1 ee shaxanka soo socda.Sidaa darteed, meeshan, xoogga korantada ee gadaale waxay noqon doontaa mid aad u weyn.Haddii goobta birlabku aanu daciifin wakhtigan, iyada oo loo malaynayo in riixitaanka lagu qasbay inuu kordhiyo xawaaraha, waxay ku qasbi doontaa iq inuu noqdo mid taban, oo aan awoodin inuu soo saaro qulqulka hore, oo lagu qasbo inuu galo xaalad koronto.Dabcan, qodobkan lagama heli karo garaafkan, sababtoo ah ellipse wuu sii yaraanayaa mana joogi karo barta A1.Waxa kaliya oo aan yarayn karnaa iq-ka dhanka ellipse, kordhinta id, oo aan ugu dhawaan karno barta A2.

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03. Xaaladaha korontada

Waa maxay sababta korontadu ay sidoo kale ugu baahan tahay magnetism daciif ah?Miyayna habboonayn in magnetism xooggan loo isticmaalo in lagu dhaliyo iq yar marka la dhalinayo koronto xawaare sare leh?Tani suurtagal maaha sababtoo ah xawaaraha sare, haddii aysan jirin dhul birlab ah oo daciif ah, xoogga dib-u-celinta elektiroonigga ah, xoogga koronto-dhaliyaha, iyo awoodda korantada ee impedance ayaa laga yaabaa inay aad u weynaadaan, oo aad uga sarreeya korantada korontada, taasoo keenta cawaaqib xun.Xaaladani waa SPO koronto toosin oo aan la xakamayn!Sidaa darteed, marka la eego koronto-dhaliyaha sare, magnetization daciif ah waa in sidoo kale la sameeyaa, si korantada inverter-ka ee la dhaliyo loo xakameeyo.

Waanu ku falanqeyn karnaa.Iyadoo loo maleynayo in bareegu uu ka bilaabmayo goobta shaqada ee xawaaraha sare leh ee B2, taas oo ah jawaab celin celin, xawaaruhuna hoos u dhaco, looma baahna magnetism daciif ah.Ugu dambeyntii, barta B1, iq iyo id waxay ahaan karaan kuwo joogto ah.Si kastaba ha ahaatee, marka xawaaruhu hoos u dhaco, iq taban ee ay dhaliso xoogga korantada ee gadaasha ayaa noqonaysa mid sii yaraanaysa oo ku filan.Halkaa marka ay marayso, magdhowga korontada ayaa loo baahan yahay si loo galo isticmaalka tamarta.

04. Gabagabo

Bilawga barashada matoorada korontada, way sahlan tahay in lagu hareereeyo laba xaaladood: wadista iyo koronto dhalin.Dhab ahaantii, waa in aan marka hore ku xardhayno wareegyada MTPA iyo MTPV ee maskaxdeena, oo aan aqoonsanno in iq iyo id wakhtigan ay yihiin kuwo dhammaystiran, oo la helay iyada oo la tixgelinayo xoogga korantada ee gadaasha.

Marka, haddii iq iyo id inta badan ay ka soo baxaan isha korantada ama xoogga dib-u-celinta elektiroonigga ah, waxay kuxirantahay inverter si loo gaaro nidaaminta.iq iyo id sidoo kale waxay leeyihiin xaddidaadyo, sharciguna kama dhaafi karo laba wareeg.Haddii goobada xadka hadda la dhaafo, IGBT ayaa dhaawacmi doonta;Haddii goobada xadka korantada la dhaafo, korontada ayaa dhaawacmi doonta.

Habka hagaajinta, iq iyo id bartilmaameedka, iyo sidoo kale iq iyo id-ga dhabta ah, ayaa muhiim ah.Sidaa darteed, hababka cabbirka ayaa loo adeegsadaa injineernimada si loo qiyaaso saamiga qoondaynta habboon ee iq's id xawaare kala duwan iyo wareegyada bartilmaameedka ah, si loo gaaro waxtarka ugu fiican.Waxaa la arki karaa in ka dib marka la wareego, go'aanka kama dambaysta ah uu weli ku xiran yahay jaangooynta injineernimada.

 


Waqtiga boostada: Dec-11-2023