An Alternator having three-phase, 3-wire ABC system supplying an effective line voltage of 120 V, has an a three-impedances of 50 / 45 ohms in Delta connection. Assume that Vbc is the reference vector. Determine a) line current and line voltages with its degrees, b)Draw the current -voltage phasor diagram c) and the power generated in the line quantities of the alternator.
An Alternator having three-phase, 3-wire ABC system supplying an effective line voltage of 120 V, has an a three-impedances of 50 / 45 ohms in Delta connection. Assume that Vbc is the reference vector. Determine a) line current and line voltages with its degrees, b)Draw the current -voltage phasor diagram c) and the power generated in the line quantities of the alternator.
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 3.25P: Consider a single-phase electric system shown in Figure 3.33. Transformers are rated as follows:...
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![1. An Alternator having three-phase, 3-wire ABC system supplying an effective line voltage of 120 V,
has an a three-impedances of 50 / 45 ohms in Delta connection. Assume that Vbc is the reference
vector. Determine a) line current and line voltages with its degrees, b)Draw the current -voltage
phasor diagram c) and the power generated in the line quantities of the alternator.
2. In problem no. 1, assuming that it is Wye connected load and VAN is the reference
vector. Determine the total true power, reactive power, apparent power of the
connected load. What is the capacity in Kva of synchronous generator if the
connected load is 85%.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5b774402-5f69-4cd9-80d7-5bab4b30a7f8%2F9134c0b0-8cfb-4936-ada8-f95b1f86e83b%2Ffarki97_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1. An Alternator having three-phase, 3-wire ABC system supplying an effective line voltage of 120 V,
has an a three-impedances of 50 / 45 ohms in Delta connection. Assume that Vbc is the reference
vector. Determine a) line current and line voltages with its degrees, b)Draw the current -voltage
phasor diagram c) and the power generated in the line quantities of the alternator.
2. In problem no. 1, assuming that it is Wye connected load and VAN is the reference
vector. Determine the total true power, reactive power, apparent power of the
connected load. What is the capacity in Kva of synchronous generator if the
connected load is 85%.
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