mature (including brush contact) 0.1 Q, series field 0.02 Q, inter pole field 0.025 2, shunt field (including regulating 0.2 resistance) 100 2. The iron loss at F.L. is 1000 W; windage and friction losses total 500 W. Calculate F.L. efficiency of the mach
mature (including brush contact) 0.1 Q, series field 0.02 Q, inter pole field 0.025 2, shunt field (including regulating 0.2 resistance) 100 2. The iron loss at F.L. is 1000 W; windage and friction losses total 500 W. Calculate F.L. efficiency of the mach
Principles of Heat Transfer (Activate Learning with these NEW titles from Engineering!)
8th Edition
ISBN:9781305387102
Author:Kreith, Frank; Manglik, Raj M.
Publisher:Kreith, Frank; Manglik, Raj M.
Chapter10: Heat Exchangers
Section: Chapter Questions
Problem 10.4P
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A long-shunt compound-wound generator gives 240 volts at F.L. output of 100A. The resistances of various windings of the machine are : armature (including brush contact) 0.1 Q, series field 0.02 Q, inter pole field 0.025 2, shunt field (including regulating 0.2 resistance) 100 2. The iron loss at F.L. is 1000 W; windage and friction losses total 500 W. Calculate F.L. efficiency of the machine.
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