Forum de la guilde Fairy Tail Index du Forum
 
 
 
Forum de la guilde Fairy Tail Index du ForumFAQRechercherS’enregistrerConnexion

Three Phase Slip Ring Induction Motor Pdf Download

 
Poster un nouveau sujet   Répondre au sujet    Forum de la guilde Fairy Tail Index du Forum -> PARTIE PUBLIQUE -> Taverne publique
Sujet précédent :: Sujet suivant  
Auteur Message
lataedi


Hors ligne

Inscrit le: 06 Avr 2016
Messages: 188
Localisation: Paris
Masculin

MessagePosté le: Ven 28 Oct - 09:21 (2016)    Sujet du message: Three Phase Slip Ring Induction Motor Pdf Download Répondre en citant




Three Phase Slip Ring Induction Motor Pdf Download > urlin.us/4s9yk






















































Three Phase Slip Ring Induction Motor Pdf Download


74309d7132
Bright..Hub..Engineering.....2016....But..adding..external..resistance,..as..in..the..case..of..a..slip..ring..induction..motor,..makes..the..rotor..resistance..high..when..starting,..thus..the..rotor..current..is..low..and..the..starting..torque..is..maximum...Next.......Stator:.As.its.name.indicates.stator.is.a.stationary.part.of.induction.motor....These..three..carbon..brushes..are..further..connected..externally..to..a..3-phase..start..connected..rheostat...Working..Principle..of..Three..Phase..Induction..Motor...In.order.to.overcome.this.problem.we.need.fan.for.cooling..Also,...the...brushes...are...automatically...lifted...from...the...slip-rings...to...avoid...frictional...losses,...wear...and...tear....

As.the.bars.are.permanently.shorted.by.end.rings,.the.rotor.resistance.is.very.small.and.it.is.not.possible.to.add.external.resistance.as.the.bars.are.permanently.shorted..slide.1.of.6.Introduction..In.previous.articles.I.have.discussed.the.construction,.operation,.starting,.speed.control,.and.classes.of.squirrel.cage.induction.motors..As...the...motor...reaches...its...base...speed...(full...rated...speed),...after...the...removal...of...external...resistance...and...under...normal...running...conditions,...it...behaves...in...the...same...way...as...a...squirrel...cage...induction...motor....The...rotor...core...is...made...up...of...steel...laminations...which...have...slots...to...accommodate...formed...3-single...phase...windings....The..squirrel..cage..induction..motor..is..widely..used..Rotor..copper..losses..are..high..and..hence..less..efficiencyLess..rotor..copper..losses..and..hence..high..efficiency..Speed..control..by..rotor..resistance..method..is..possibleSpeed..control..by..rotor..resistance..method..is..not..possible..Slip..ring..induction..motor..are..used..where..high..starting..torque..is..required..i.e..in..hoists,..cranes,..elevator..etc..Squirrel..cage..induction..motor..is..used..in..lathes,..drilling..machine,..fan,..blower..printing..machines..etc.....Like..any..other..electrical..motor..induction..motor..also..have..two..main..parts..namely..rotor..and..stator...These...motors...have...the...advantage...of...adapting...any...number...of...pole...pairs....The...frame...of...three...phase...induction...motor...should...be...very...strong...and...rigid...as...the...air...gap...length...of...three...phase...induction...motor...is...very...small,...otherwise...rotor...will...not...remain...concentric...with...stator,...which...will...give...rise...to...unbalanced...magnetic...pull....These...brushes...are...further...connected...to...three...phase...star...connected...resistances....

kidnap for ransom resolving the unthinkable pdf downloadpothole blasting for wildlife pdf downloadiec 62561 7-pdf split and merge downloadnbr 10898 em pdf downloadestime de soi pdf downloaddell just in time pdf downloadfeedback control of dynamic systems franklin pdf downloadpojo in java pdf downloadgiving first aid pdf downloadfratelli fundaciones y muros pdf download
Revenir en haut
Publicité






MessagePosté le: Ven 28 Oct - 09:21 (2016)    Sujet du message: Publicité

PublicitéSupprimer les publicités ?
Revenir en haut
Montrer les messages depuis:   
Poster un nouveau sujet   Répondre au sujet    Forum de la guilde Fairy Tail Index du Forum -> PARTIE PUBLIQUE -> Taverne publique Toutes les heures sont au format GMT + 1 Heure
Page 1 sur 1

 
Sauter vers:  

Index | Creer un forum | Forum gratuit d’entraide | Annuaire des forums gratuits | Signaler une violation | Conditions générales d'utilisation
Template lost-kingdom_Tolede created by larme d'ange
Powered by phpBB © 2001, 2005 phpBB Group
Traduction par : phpBB-fr.com