wiz-icon
MyQuestionIcon
MyQuestionIcon
4
You visited us 4 times! Enjoying our articles? Unlock Full Access!
Question

In a turbine generator set R=0.04 p.u. based on the generator rating of 100 MVA and 60 Hz. The generator frequency decreases by 0.02 Hz and the system adjusts to steady-state operation. The turbine output power increases by

A
1 MW
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
1.2 MW
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
0.83 MW
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
0.63 MW
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C 0.83 MW
Given R= 0.04 p.u.

Δf1=0.04×60=2.4 Hz

We know that Δf1ΔP1=Δf2ΔP2

2.4100=0.02ΔP2

ΔP2=0.02×1002.4=56=0.83 MW

flag
Suggest Corrections
thumbs-up
0
similar_icon
Similar questions
View More
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
LFC: Two Area Control
POWER SYSTEMS
Watch in App
Join BYJU'S Learning Program
CrossIcon