1. What are the features of star and delta connected windings?
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 3.51P: The ratings of a three-phase three-winding transformer are Primary(1): Y connected 66kV,15MVA...
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![Questions:-
1. What are the features of star and delta connected windings?
2. What will happen if transformers are connected in parallel without
satisfying the necessary conditions?
3. Out of the conditions for successful parallel operation listed above,
state which of the conditions must be strictly satisfied and which of the
conditions permit deviation?
4. What do you mean by transformer connection Ydl and Dy11?
5. Draw the connection diagram for two parallel transformers with (A-A)
connected ?
6. Why the following connections are not possible for parallel operation?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6875985b-2cae-45b9-b1e4-c97980e29d67%2F552abcb0-3173-40c8-9ddf-7fd4d981d87a%2Fxlzhbu_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Questions:-
1. What are the features of star and delta connected windings?
2. What will happen if transformers are connected in parallel without
satisfying the necessary conditions?
3. Out of the conditions for successful parallel operation listed above,
state which of the conditions must be strictly satisfied and which of the
conditions permit deviation?
4. What do you mean by transformer connection Ydl and Dy11?
5. Draw the connection diagram for two parallel transformers with (A-A)
connected ?
6. Why the following connections are not possible for parallel operation?
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