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Hwk_Assign_11_wo_3Phase, But include Salt Shaker

# Hwk_Assign_11_wo_3Phase, But include Salt Shaker - of the...

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332: 373 Elements of Electrical Engineering Homework Assignment #11 Due Friday, 4/30/2010 7.34 S = 1811.28 + j 1002.65 7.38 S = 31.12 + j 85.51 7.43 Hint: Use impedance reflection to obtain equivalent circuit. b) Ĩ 1 = 60 A c) P 1 = 7.2 kW 7.46 Hint: Use impedance reflection to obtain equivalent circuit. a) Ĩ 1 = 0.82 A d) 0.6 A 0.82 V 108 W 103.3 I ~ V ~ P P P η 1 s 2 source load = = = = 7.54 primary) (at source load P P η = pf is associated with I Primary V Primary Hence, for real load, pf Secondary = pf Primary 18.53 Given that the magnetic polarity is S at the armature, and N on the two sides
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Unformatted text preview: of the electrodynamic shaker. a) For the applied voltage, Vs, determine the direction of deflection of the armature assembly using Fleming’s rule. b) Write the time domain electrical circuit equation and the mechanical force balance equation. c) Find the transfer function relating the shaker acceleration and the applied voltage. Hint: First find X(s) and then multiply by s 2 . Spring, 2010 Dr. Shoane 1...
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