Wednesday, 21 May 2014

Compensating Windings

Compensating Windings Points : Compensating Windings Compensating windings are used for the purpose of neutralizing the effect of armature reaction in the zones outside the conductors influence of the inter-poles and particularly to maintain a uniform flux distribution under the pole faces of the main poles. They are special windings placed in slots or holes in the faces and carry the total armature current. Half of the conductors on the right side of the pole face are connected in series to half of the conductors on the left side of the adjoining pole face in such a manner that the directions of the current in these conductors are opposite to those in the wires in the armature winding.

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