1.) A lap wound long shunt generator has 4 field magnets, which supplies a load of power 34KW, the armature resistance of the motor is given as 0.04 ohm and field resistance in series with armature has a resistance of 0.06 ohms, shunt field resistance is given as 270 ohms. a) Determine the emf generated in this case and condition for the DC machine to work as a generator in terms of induced voltage b) Compute flux per pole if the total number of armature conductors are 1300, if the armature is rotating at a speed of 980 rpm. (Draw the illustration of electrical equivalent circuit with marking of computed value and given values)

1.) A lap wound long shunt generator has 4 field magnets, which supplies a load of power 34KW, the armature resistance of the motor is given as 0.04 ohm and field resistance in series with armature has a resistance of 0.06 ohms, shunt field resistance is given as 270 ohms. a) Determine the emf generated in this case and condition for the DC machine to work as a generator in terms of induced voltage b) Compute flux per pole if the total number of armature conductors are 1300, if the armature is rotating at a speed of 980 rpm. (Draw the illustration of electrical equivalent circuit with marking of computed value and given values)

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter11: Transient Stability

Section: Chapter Questions

Problem 11.3P

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