Question 2Figure Q2 shows the exact equivalent circuit of a 50 Hz, 30 kVA, 2200 V/250 V single-phase transformer. Given that Rp = 0.9 №, Xp = 2 N, Rc = 10 MN, Xm 13 ΜΩ, Rς =0.0094 , Xs 0.038 N and iron losses at the rated voltage is 10 kW. A load with 0.8lagging is connected to the secondary circuit of the transformer.ܫܫܫܫ(b)-(a) Draw the approximate equivalent circuit referred to primary and calculate theequivalent winding resistance and reactance referred to primary.Based on the circuit parameters calculated in part (a), determine the full loadefficiency. jX₂ Rpixp| pRo'mjxmFigure Q2E₂jX, R₁IsV₂

Answered: Image /qna-images/answer/13a82d7b-e1e9-48c0-8057-83145c6d0648.jpg

= Figure Q2 shows the exact equivalent circuit of a 50 Hz, 30 kVA, 2200 V/250 V single- phase transformer. Given that Rp = 0.9, Xp = 2, Rc 10 ΜΩ, Χm 13 ΜΩ, Rs 0.0094 , X = 0.038 2 and iron losses at the rated voltage is 10 kW. A load with 0.8 lagging is connected to the secondary circuit of the transformer. - (b) - (a) Draw the approximate equivalent circuit referred to primary and calculate the equivalent winding resistance and reactance referred to primary. Based on the circuit parameters calculated in part (a), determine the full load efficiency.

= Figure Q2 shows the exact equivalent circuit of a 50 Hz, 30 kVA, 2200 V/250 V single- phase transformer. Given that Rp = 0.9, Xp = 2, Rc 10 ΜΩ, Χm 13 ΜΩ, Rs 0.0094 , X = 0.038 2 and iron losses at the rated voltage is 10 kW. A load with 0.8 lagging is connected to the secondary circuit of the transformer. - (b) - (a) Draw the approximate equivalent circuit referred to primary and calculate the equivalent winding resistance and reactance referred to primary. Based on the circuit parameters calculated in part (a), determine the full load 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

Chapter3: Power Transformers

Section: Chapter Questions

Problem 3.33P: Consider the three single-phase two-winding transformers shown in Figure 3.37. The high-voltage...

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