Question

A 10-pole, 33kV, 230 V de generator with duplex lap-wound armature which has 70 coils
with 15 turns per coil. The rated speed is 4500r/min. Determine the flux per pole which is
required to produce the rated voltage at no-load conditions.
a) 2.80 mWb
b) 3.15 mWb
C) 2.92 mWb
d) 5.68 mWb​

Answer 1

Answer:

C) 2.92 mWb

Explanation:

A 10-pole, 33kV, 230 V de generator with duplex lap-wound armature which has 70 coils

with 15 turns per coil. The rated speed is 4500r/min. Determine the flux per pole which is

required to produce the rated voltage at no-load conditions.

a) 2.80 mWb

b) 3.15 mWb

C) 2.92 mWb

d) 5.68 mWb