Missed Questions - Transmission Ops Flashcards
“Constraint” reached in normal or normal + contingency operations?
Normal & contingency
Generator excitation - Increasing it does what to MVAR output?
Increases.
Which of the following types of data are BA’s expected to provide and RC’s expected to share, as soon as it is available?
A. Market clearing prices
B. Employee transfers to marketing groups
C. Telecomms channel swap
D. gen MW and MVAR capability
D. gen MW and MVAR capability
What would be the expected impact on a line’s operating capacity for the next day if the current temp is 83 F and forecasted temp is 98?
Capacity would not change
Two transmission lines loaded at 20 MVA, line 1 is twice as long, how do they compare in MVAR production?
Line one providing more MVAR than line 2.
According to NERC, communication channels b/t adjacent systems are required to be: A. Part of RC hotline system B. Connected to the satelite system C. Leased telephone lines D. Exclusive channels
D. Exclusive channels
When forecasting daily load estimate, which would NOT be a strong consideration for influencing the final forecast? A. Wind B. Temp C. Day of week D. Last year's peak load
D. Last year’s peak load
For a line outage with a 30 min emergency return time, the next step should or should not be to put the line back in service?
Should
Total MW on remaining two lines
Total! not each line!
A TOp is req'd to have which of the following to address loss of comm facilities? A. Written operating instructions B. Satelite phones C. Cell phones D. Radio systems
A. Written operating instructions
How often does a restoration plan have to be tested through exercise or simulation (to prove it works as intended)?
Every 5 years.
Two parallel lines between stations, one rated 250 MVA and one rated 200 MVA. What is the first contingency transfer capability?
200 MVA.
