Mathcad - 07-20

Mathcad - 07-20 - function of slip define the slip from 1...

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Plot current magnitude as a function of machine speed 0 500 1000 1500 2000 0 100 200 300 400 I L slip ( ) Speed slip ( ) Speed slip ( ) 1 slip - ( ) 1800 = calculate machine speed as a function of slip I L slip ( ) V L 3 Z in slip ( ) = calculate the line current by dividing the phase current by the impedance Z in slip ( ) R s j X s + ( 29 1 1 j X m 1 R r slip jX r + + + = calculate impedance of equivalent circuit as a
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Unformatted text preview: function of slip define the slip from 1 down to almost zero slip 1.0 0.99 , 0.001 .. = V L 460 V = X r 0.302 = R r 0.228 = X m 13.08 = X s 0.302 = R s 0.087 = kVAR kW Problem 7-20: Solution kVA kW rpm 1 min...
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