Three Phase Induction Motor (RPM vs VL)

Thread Starter

jacob4878

Joined Jul 24, 2011
1
HI guys,

I am currently working on my Three Phase Induction motor topic. I am request to prove the relationship between RPM vs VL. when the VL is increase, the RPM will be increase too. I am using below equations to prove this task. Please correct me if i am wrong.

S=(ns-n)/ns
While s=slip, ns=synchronous speed, n=motor speed
*when n is increase, s will be decrese

s=kTR/E[square]
k=constant depends on motor design,T=torgue,R=rotor resistance,E=stator voltage
*when S decrease, E will increase
 
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