Hadda wax rar la'aan ah ee matoorku waa in uu ka yaraada kan hadda socda?

Marka laga eego falanqaynta labada dawladood ee dareenka leh ee wax-load-ka iyo culeyska, way awoodaaasal ahaan la tixgeliyo in hoos xaaladda load ee motor, ay sabab u tahay xaqiiqda ah in ay jiidayaan load, waxay u dhigantaa hadda ka weyn, taas oo ah, load hadda matoorku ka weynaan doonaa hadda-load ah;laakiin tanXaaladdu maaha mid lagu dabaqi karo dhammaan matoorada, taas oo ah, matoorada qaar ayaa leh wax-load ah oo ka weyn hadda culeyskooda.

Waxaa jira laba hawlood oo koronto ah oo ka mid ah qaybta stator ee matoorka asynchronous: mid waa in la geliyo tamarta korantada, tan kalena waa in la dhiso goobta magnetic wareega ee matoorka.

Xaaladda wax-load-ka-la'aanta ee mootada, qaybta hadda jirta ayaa inta badan hadda ah kicinta, iyo hadda firfircoon ee u dhigma luminta culeys la'aanta ayaa ah mid yar.Taasi waa, tamarta korontadu waa mid yar oo aan culeys lahayn, iyo hadda stator inta badan waxaa loo isticmaalaa in lagu dhiso goob birlab ah.

Xaaladda culeyska, awood dheeraad ah ayaa loo baahan yahay in la geliyo si culeyska loo wado.Guud ahaan, qaybta hadda jirta waxa ay u badan tahay culayska hadda jira, markaa culaysku inta badan waxa uu ka weyn yahay kan hadda socda, kan hadda aanu raran waa 1/4 ilaa 1/2 oo keliya.u dhexeeya

Beddelka tamarta korantada ee matoorka gudaheeda waa hab aad u adag.Samaynta goobta magnetka oo ah dhexdhexaadka kaliya ee beddelka elektiroonigga ah waxay ku lug leedahay arrimo kala duwan, taas oo horseedaysa xaqiiqda ah in hadda wax-load-ka ah ee naqshadaha gaarka ah ama noocyada matoorada ay ka weyn yihiin culeyska hadda.

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Matoor saddex-waji ah oo asynchronous ah, dabaylaha saddexda weji leh ayaa si ismimetrical ah loogu qaybiyaa meel bannaan, iyo wax-soo-gelinta hadda ee saddexda weji waa isku mid.Marka loo eego si joogta ah.Si kastaba ha ahaatee, qaar ka mid ah matoorrada sida gaarka ah loo nashqadeeyey, sida matoor-xawaaraha badan leh oo hal-ballaaran ah oo beddelaya xawaare cayiman ama tiro tiirar ah, fal-celinta dareeridda ama qulqulka qulqulka waa mid aad u weyn, iyo hoos u dhaca fal-celinta falcelinta ee uu keenay culeysku hadda waa weyn yahay, taasoo keentay in heerka saturation ee wareegga magnetic hoos load.In badan oo ka hooseeya culeys la'aan, hadda kicinta culeysku aad ayuu uga yar yahay kan hadda socda, taasoo keentay in hadda wax-load ah uusan ka weyneyn kan hadda socda.

Meesha birlabka ah ee matoor-hal-waji ah waa goob magnetic elliptical ah, iyo ellipticity waa ka duwan yahay inta u dhaxaysa wax-load ah iyo load, oo inta badan uu leeyahay farqi weyn.Caadi ahaan, stator ee matoor asynchronous hal-waji ah ayaa leh laba qaybood oo dabaylo waaweyn iyo kaabayaal ah, faasaskooduna inta badan waxay ku kala duwan yihiin 90 ° meel bannaan.Dabaysha kaalmuhu waxay ku xidhan tahay korantada korantada ee barbar socota dabaylaha ugu weyn ka dib markii capacitor ku habboon lagu xiro si taxane ah.Sababo la xiriira kala qaybsanaanta wejiga ee qaybaha sida capacitors, hadda ee dabaylaha ugu weyn iyo dabeylo kaabayaal ah waxay ku kala duwan yihiin xagal wejiga wakhtiga, iyo garaaca garaaca garaaca awoodda magnetic abuurto dabaylaha ugu weyn iyo dabaylaha kaalmaynta siday u kala horreeyaan waa la isku daray karaa galay awood magnetic wareeg ah, iyo hadda la kiciyey ee rotor waa la aasaasay.Goobta magnetic waa la kiciyay, oo labada goobood ee magnetka ayaa is dhexgalaya si ay u dhaliyaan qulqulka jiidista ee matoorka.Falanqaynta aragtiyeed waxay caddaynaysaa in awoodda magnetka wareegta ee elliptical synthetic ee matoor-hal-waji ah loo kala qaybin karo laba awoodood oo wareeg ah oo wareeg ah oo isku xigxig leh iyo taxane taban.Ficil, si cabbirka qulqulka jiidka uu si weyn u saameeyo.

电机空载电流,一定小于负载电流?_20230406184654

Marka qaybinta booska ee dabaylaha muhiimka ah iyo kaaliyeyaasha iyo farqiga wajiga wakhtiga ee socodka hadda jira labadaba waa 90 darajo xagasha korantada, ellipticity of magnetic field synthetic waa kan ugu yar;Haddii baaxadda awoodda magnetic ee dabaylaha muhiimka ah iyo kaaliyeyaasha ay isku mid yihiin, kiiska ugu yar ee ellipticity ee goobta magnetic synthetic waxaa loo beddelaa qaab wareeg ah Wareegga magnetic, taas oo ah, matoorku kaliya wuxuu leeyahay awoodda magnetic ee togan. wareegga, qaybta xun ee isku xigxiga waa eber, iyo tusmada waxqabadka sidoo kale waa mid aad u fiican.Sababtoo ah qaybaha wejiga kala qaybsan sida capacitors waxay gaadhaan heerar kala duwan oo ka mid ah marxaladda hadda jirta ee xawliyada kala duwan, ma jiro xidhiidh sax ah oo u dhexeeya hadda wax-load ah iyo culayska hadda ee matoorka hal-waji ah.Xakamaynta rarka qaarkood way ka weyn yihiin haddalka wax-load-ka-dhaqaaqa, halka kuwa aan wax-load-ka ahayni ay ka weynaan doonaan kan hadda socda.


Waqtiga boostada: Abriil-06-2023