SOLVE THE PROBLEM, SHOW YOUR COMPLETE SOLUTION AND MAKE SURE THAT THE FINALS ANSWERS ARE IN 4 DECIMAL PLACES. A 20-KW long compound DC generator is rated 240 V. It has a full load efficiency of 78% and stray power loss of 1600 watts. The shunt field and series field resistances are 110 ohms and 0.08 ohm respectively. Find the armature resistance, efficiency at maximum and the load current corresponding to maximum efficiency.

SOLVE THE PROBLEM, SHOW YOUR COMPLETE SOLUTION AND MAKE SURE THAT THE FINALS ANSWERS ARE IN 4 DECIMAL PLACES. A 20-KW long compound DC generator is rated 240 V. It has a full load efficiency of 78% and stray power loss of 1600 watts. The shunt field and series field resistances are 110 ohms and 0.08 ohm respectively. Find the armature resistance, efficiency at maximum and the load current corresponding to maximum efficiency.

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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