Detecting Partially Fallen-out Magnetic Slot Wedges in AC Machines

website slot wedges in dc machine To hold the windings securely in the slots, slot wedges 34 are inserted at the mouth of the slot between the pole tips Slot wedges are known by the alternative slot casinò 8 What are slot wedges in a DC machine made of? A Mild steel B Silicon steel C Fibre D

slot wedges in dc machine Polarity of interpoles with respect to polarity of main poles in DC motors and generators Figure 4 SHUNT FIELD ARMATURE INTERPOLE FIELD SERIES FIELD   In DC machines, slot wedges are generally made of cotton; fibre; impregnated paper; silicon steel Show Answer Answer: 2 9 Eddy current loss will depends on   properly hold in slots against the centrifugal force by wooden or fibre wedge inserted in the upper portion of the slot Slots used in generator are of

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