Ql:A: The following data apply to a 100-kW 250-V six-pole, 900-rpm compound generator (long-shunt connection: No-load rotational losses = 3840 W Armature resistance = 0.012N, Series-field resistance = 0.0042, Commutating-pole field resistance 0.0042, Shunt-field current = 2.60 A. Assume a stray-load loss equal to 1% of the output and Calculate the rated-load efficiency. %3D

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Ql:A: The following data apply to a 100-kW 250-V six-pole, 900-rpm
compound generator (long-shunt connection: No-load rotational
losses = 3840 W Armature resistance 0.0122, Series-field resistance
= 0.0042, Commutating-pole field resistance = 0.0042, Shunt-field
current = 2.60 A. Assume a stray-load loss equal to 1% of the output
and Calculate the rated-load efficiency.
%3D
%3D
Transcribed Image Text:Ql:A: The following data apply to a 100-kW 250-V six-pole, 900-rpm compound generator (long-shunt connection: No-load rotational losses = 3840 W Armature resistance 0.0122, Series-field resistance = 0.0042, Commutating-pole field resistance = 0.0042, Shunt-field current = 2.60 A. Assume a stray-load loss equal to 1% of the output and Calculate the rated-load efficiency. %3D %3D
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