Figure Q1 shows a transformer core that has the primary winding (Np) of 500 turns and second winding (N,) of 250 turns. The absolute permeability (µo) is 47×10-7 H/m. Ignore the leakage flux. Illustrate how the relative permeability of the iron core would change with the primary current Ip and secondary current Is. Core Primary Winding Secondary Winding 20 cm N=500 turns 40 cm N, 250 turns 40 cm 20 cm 20 cm 20 cm Depth of Core=30 cm Leakage Flux Main Flux Figure Q1: Transformer core

Figure Q1 shows a transformer core that has the primary winding (Np) of 500 turns and second winding (N,) of 250 turns. The absolute permeability (µo) is 47×10-7 H/m. Ignore the leakage flux. Illustrate how the relative permeability of the iron core would change with the primary current Ip and secondary current Is. Core Primary Winding Secondary Winding 20 cm N=500 turns 40 cm N, 250 turns 40 cm 20 cm 20 cm 20 cm Depth of Core=30 cm Leakage Flux Main Flux Figure Q1: Transformer core

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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.9P

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