High frequency generators - Study guides, Class notes & Summaries

Q32618 When a high voltage transmission line circuit breaker trips open as a result of a fault, a synchronous check relay will monitor certain values on both the line side and the bus side of the open circuit breaker. Before the synchronous check relay re-closes the open circuit breaker, which of the following values has to be within a certain limit before the circuit breaker will close automatically? CORRECT ANSWER •) Frequency •) Voltage Magnitudes •) Phase Angle between the voltages ...

PJM Generation Operation Exam - Questions and Answers Control center facilities must have a minimum of how many days of fuel for the backup generator? 5 days If PJM ACE shows overgeneration, actual imports are: Less than scheduled Who should a generator contact at PJM to clear an outage ticket? Master Coordinator To correct for a slow or fast clock, system frequency schedules are offset by: +/-.02 Hz What frequency would PJM set to correct for fast-time error? 59.98Hz What frequency would PJM ...

NERC SOS Quiz Questions and Answers 100% Accurate NERC SOS Quiz Questions and Answers 100% Accurate NERC SOS Quiz Questions and Answers 100% Accurate If a Balancing Authority does not comply with the Control Performance Standard, the Balancing Authority is not permitted to provide which of the following for any other Balancing Authority entities? - ANSWER-Regulation of other services related to control performance 1. It is the obligation of each Balancing Authority to fulfill its c...

PJM Generation Operation Exam 2024 Questions with Correct Answers Control center facilities must have a minimum of how many days of fuel for the backup generator? - Correct Answer 5 days If PJM ACE shows overgeneration, actual imports are: - Correct Answer Less than scheduled Who should a generator contact at PJM to clear an outage ticket? - Correct Answer Master Coordinator To correct for a slow or fast clock, system frequency schedules are offset by: - Correct Answer +/-.02 Hz Wha...

1. Balancing Authority A is importing MW and has a tie-Iine flowing into them when the meter fails to zero. Which of the following statements is true? A) The Balancing Authority's frequency will drop B) The Balancing Authority's generators on AGC will decrease output C) The Balancing Authority's frequency will increase D) The Balancing Authority's ACE reading will decrease - Answer B) The Balancing Authority's generators on AGC will decrease output 2. Balancing Authority A has tie-li...

If a Balancing Authority does not comply with the Control Performance Standard, the Balancing Authority is not permitted to provide which of the following for any other Balancing Authority entities? - Regulation of other services related to control performance 1. It is the obligation of each Balancing Authority to fulfill its commitment to the Interconnection and not ________ the other balancing Authorities in the Interconnection - Burden A Balancing Authority is performing Overlap Regulati...

Control center facilities must have a minimum of how many days of fuel for the backup generator? -:- 5 days If PJM ACE shows overgeneration, actual imports are: -:- Less than scheduled Who should a generator contact at PJM to clear an outage ticket? -:- Master Coordinator To correct for a slow or fast clock, system frequency schedules are offset by: -:- +/-.02 Hz What frequency would PJM set to correct for fast-time error? -:- 59.98Hz What frequency would PJM set to correct for ...

A Balancing Authority notices that Operating Reserve has steadily declined throughout the hour. What is the most likely cause? a) Loss of a large generator in the area b) An inaccurate load forecast c) Loss of a major transmission line d) A malfunction of EMS b) An inaccurate load forecast Balancing Area A notices that the Interconnection frequency is 59.94 Hz and their ACE is 0. Which of the following could be the cause of this reading? a) A net under-generation in Balancing Area...

You are an external BA with a frequency bais of 20 MW/.1 Hz that sees a frequency of 60.02 due to a large loss of load in the contingent BA. If your generator governor control systems responded to the frequency deviation approximately how much of a generation change would you BA experience? -4MW Net actual interchange minus Net scheduled interchange is what? Inadvertent interchange Suppose your interconnection operators at 59.97 Hz from one minute after midnight to noon and operate a...