a. i. Why do power systems operate in an interconnected arrangement?ii. How is the frequency controlled in a power system? iii. What is meant by thestiffness of a power system?b. Two 50 Hz power systems are interconnected by a tie-line, which carries 1000 MWfrom system A to system B, as shown below. After the outDage of the line shown inthe figure, the frequency in system A increases to 50.5 Hz, while the frequency insystem B decreases to 49 Hz.i. Calculate the stiffness of each system.ii. If the systems operate interconnected with 1000 MW being transferred from A to B,calculate the flow in the line after outage of a 600 MW generator in system B.1000 MWAВ

The connection of several generating stations in a network of particular transmission voltage level…

Answered: a. i. Why do power systems operate in…

a. i. Why do power systems operate in an interconnected arrangement? ii. How is the frequency controlled in a power system? iii. What is meant by the stiffness of a power system?

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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Question

a. i. Why do power systems operate in an interconnected arrangement?
ii. How is the frequency controlled in a power system? iii. What is meant by the
stiffness of a power system?
b. Two 50 Hz power systems are interconnected by a tie-line, which carries 1000 MW
from system A to system B, as shown below. After the outDage of the line shown in
the figure, the frequency in system A increases to 50.5 Hz, while the frequency in
system B decreases to 49 Hz.
i. Calculate the stiffness of each system.
ii. If the systems operate interconnected with 1000 MW being transferred from A to B,
calculate the flow in the line after outage of a 600 MW generator in system B.
1000 MW
A
В

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