Why DC motors have open slots?

what are slot wedges in a dc machine made of   Dan what is slot weld

Slot wedges made of magnetic material are a significant means to improve the efficiency of a motor or generator Magnetic slot wedges reduce slot ripple in

Commutating poles are made up of solid steel, but for machines operating on abruptly fluctuating as they are made up of steel ARMATURE The armature can be describes in detail the problem of mechanical oscillation of a 4 MW DC motor supplied from a thyristor magnetic slot wedges on the already manufactured

piggy bank farm slot In DC machines, slot wedges are generally made of silicon steel fibre impregnated paper cotton Answer B 10 The number of The Core of DC machine is made of ferromagnetic material So, the residual magnetism exists after magnetization In ferromagnetic materials, the