PJM Generation Dispatcher Practice Exam Questions with
100% Correct Answers | Verified | Latest Update 2024 |
100% pass
What is the per Unit (p.u.) for a 345 kV nominal voltage that is currently at 348
kV? - ✔✔348/345 = 1.008 pu
What is the Emergency Reducible Generation (ERG) if the Eco Min is 100 and the
Emergency Min is 75? - ✔✔Eco Min - Emerg Min = 25MW
How many Black Start units are required for critical load/TO zone? - ✔✔2
Black Start units
What is the minimum amount of hours for fuel supply for Black Start units? -
✔✔10 hours, must notify PJM when it reaches that level.
Regulation must be attainable within how many minutes? - ✔✔5
, ACE - Area Control Error is used to balance what 2 things? - ✔✔Generation
and Load
If your ACE in your control area is -1500, what would you do? - ✔✔100%
spinning (synchronized) reserves
Synchronized reserves is generation output from a synchronized resource that
can be increased w/in 10 min or? - ✔✔Reduction in load from a
synchronized resource w/in 10 min.
When data exchange between PJM and Member Company is not available what
will PJM do? - ✔✔Manual Dispatch
The satellite phone test is required of generator operating control centers with
one or more units totaling how many MW's? - ✔✔500 MW
100% Correct Answers | Verified | Latest Update 2024 |
100% pass
What is the per Unit (p.u.) for a 345 kV nominal voltage that is currently at 348
kV? - ✔✔348/345 = 1.008 pu
What is the Emergency Reducible Generation (ERG) if the Eco Min is 100 and the
Emergency Min is 75? - ✔✔Eco Min - Emerg Min = 25MW
How many Black Start units are required for critical load/TO zone? - ✔✔2
Black Start units
What is the minimum amount of hours for fuel supply for Black Start units? -
✔✔10 hours, must notify PJM when it reaches that level.
Regulation must be attainable within how many minutes? - ✔✔5
, ACE - Area Control Error is used to balance what 2 things? - ✔✔Generation
and Load
If your ACE in your control area is -1500, what would you do? - ✔✔100%
spinning (synchronized) reserves
Synchronized reserves is generation output from a synchronized resource that
can be increased w/in 10 min or? - ✔✔Reduction in load from a
synchronized resource w/in 10 min.
When data exchange between PJM and Member Company is not available what
will PJM do? - ✔✔Manual Dispatch
The satellite phone test is required of generator operating control centers with
one or more units totaling how many MW's? - ✔✔500 MW
