(b) Two three-phase, 6.6-kV, Y-connected synchronous generators, operating in parallel, supply a load of 3000 kW at 0.8 power factor lagging. The synchronous impedance per phase of machine A is 0.5+j100, and that of machine B is 0.4+j120. The excitation of machine A is adjusted so that it delivers 150 A at a lagging power factor, and the governors are set such that the load is shared equally between the two machines. For each machine, determine: (i) Armature current (ii) Power factor (iii) Excitation voltage
(b) Two three-phase, 6.6-kV, Y-connected synchronous generators, operating in parallel, supply a load of 3000 kW at 0.8 power factor lagging. The synchronous impedance per phase of machine A is 0.5+j100, and that of machine B is 0.4+j120. The excitation of machine A is adjusted so that it delivers 150 A at a lagging power factor, and the governors are set such that the load is shared equally between the two machines. For each machine, determine: (i) Armature current (ii) Power factor (iii) Excitation voltage
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
Chapter11: Transient Stability
Section: Chapter Questions
Problem 11.8P
Related questions
Question
![(b) Two three-phase, 6.6-kV, Y-connected synchronous generators,
operating in parallel, supply a load of 3000 kW at 0.8 power factor
lagging. The synchronous impedance per phase of machine A is 0.5+j100,
and that of machine B is 0.4+j120. The excitation of machine A is
adjusted so that it delivers 150 A at a lagging power factor, and the
governors are set such that the load is shared equally between the two
machines. For each machine, determine:
(i)
Armature current
(ii)
Power factor
(ii)
Excitation voltage](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff1236303-0a66-4d01-a221-98f20607c826%2F2bb0f49d-99c1-4fd6-8577-afbe615f6431%2Flr97g93_processed.jpeg&w=3840&q=75)
Transcribed Image Text:(b) Two three-phase, 6.6-kV, Y-connected synchronous generators,
operating in parallel, supply a load of 3000 kW at 0.8 power factor
lagging. The synchronous impedance per phase of machine A is 0.5+j100,
and that of machine B is 0.4+j120. The excitation of machine A is
adjusted so that it delivers 150 A at a lagging power factor, and the
governors are set such that the load is shared equally between the two
machines. For each machine, determine:
(i)
Armature current
(ii)
Power factor
(ii)
Excitation voltage
Expert Solution
![](/static/compass_v2/shared-icons/check-mark.png)
This question has been solved!
Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.
Step by step
Solved in 3 steps with 3 images
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.Recommended textbooks for you
![Power System Analysis and Design (MindTap Course …](https://www.bartleby.com/isbn_cover_images/9781305632134/9781305632134_smallCoverImage.gif)
Power System Analysis and Design (MindTap Course …
Electrical Engineering
ISBN:
9781305632134
Author:
J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:
Cengage Learning
![Power System Analysis and Design (MindTap Course …](https://www.bartleby.com/isbn_cover_images/9781305632134/9781305632134_smallCoverImage.gif)
Power System Analysis and Design (MindTap Course …
Electrical Engineering
ISBN:
9781305632134
Author:
J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:
Cengage Learning