A 15 KVA, 2300:230 V transformer is to be tested to determine its excitation branch components, itsseries impedances, and its voltage regulation. The following test data have been taken from primary sideof the transformer. The open circuit and short circuit data is shown in Table.Open Circuit TestVoc = 2300 VIoc = 0.21 APoc = 50 wShort Circuit TestVsc = 47 VIsc = 6 APsc= 160 wa. Find the equivalent circuit of the transformer referred to high-voltage side.b. Find the equivalent circuit of the transformer referred to low-voltage side.c. Calculated the full load voltage regulation at 0.8 lagging power factor, 1.0 power factor and at the0.8 leading power factor and draw the phasor diagram for each case.d. What is the efficiency of the transformer at full load with power factor 0.8 lagging?

As per our policy we can provider solution of first three questions only. Given: Q=15 KVAV1=2300…

A 15 KVA, 2300:230 V transformer is to be tested to determine its excitation branch components, its series impedances, and its voltage regulation. The following test data have been taken from primary side of the transformer. The open circuit and short circuit data is shown in Table. Open Circuit Test Voc = 2300 V Ioc = 0.21 A Poc = 50 w Short Circuit Test Vc = 47 V Isc = 6 A Psc = 160 w %3D a. Find the equivalent circuit of the transformer referred to high-voltage side. b. Find the equivalent circuit of the transformer referred to low-voltage side. c. Calculated the full load voltage regulation at 0.8 lagging power factor, 1.0 power factor and at the 0.8 leading power factor and draw the phasor diagram for each case.

A 15 KVA, 2300:230 V transformer is to be tested to determine its excitation branch components, its series impedances, and its voltage regulation. The following test data have been taken from primary side of the transformer. The open circuit and short circuit data is shown in Table. Open Circuit Test Voc = 2300 V Ioc = 0.21 A Poc = 50 w Short Circuit Test Vc = 47 V Isc = 6 A Psc = 160 w %3D a. Find the equivalent circuit of the transformer referred to high-voltage side. b. Find the equivalent circuit of the transformer referred to low-voltage side. c. Calculated the full load voltage regulation at 0.8 lagging power factor, 1.0 power factor and at the 0.8 leading power factor and draw the phasor diagram for each case.

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 3.16P: A single-phase, 50-kVA,2400/240-V,60-Hz distribution transformer has the following parameters:...

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