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PJM Transmission Test Questions and And Answers 100% solved
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PJM Transmission Test
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PJM Transmission TestWhen is Manual Load Dump Warning issued? - answeravailable primary reserve
capacity is less than the largest operating generator or the loss of a transmission facility
jeopardizes reliable operations after all other possible measures are taken to increase
reserve
Why is a Voltage Reduction used? - answerPJM dispatcher issues the order for a 5%
voltage reduction on the DISTRIBUTION system. Used to increase transmission system
voltages by lowering the distribution system voltages
When is Primary Reserve Warning issued? - answerThe purpose of the Primary
Reserve Warning is to warn members that the available primary reserve is less than
required and present operations are becoming critical. It is implemented when available
primary reserve capacity is less than the primary reserve requirement, but greater than
the synchronized reserve requirement.
At what Frequency (Hz) do generators trip offline due to under frequency? - answer57.5
Hz
When is Minimum Generation Alert issued? - answerMinimum Generation Alert is
implemented when the expected generation level is within 2,500 MW of normal
minimum energy limits.
Under normal conditions, when is a generator considered Fuel Limited Generation?
How many hours of run time left? - answerGenerally, any fuel or resource restricted unit
(< 72 burn hours at max capacity, see Section
6 of this manual) should be classified as Fuel Limited Generation.
What category should Furl Limited Resources be placed in during a Cold or Hot
Weather Alert? - answerUnits bid to the PJM Market when Conservative
Operations/Cold or Hot Weather Alert have been declared and PJM Dispatch requests
Fuel Limited Resources be placed into the Maximum Emergency Generation Category.
At what projected temperature will PJM issue a Hot Weather Alert? - answer90 degrees
F or more
What locations does PJM monitor for Solar Magnetic Disturbances? How many amps
measurement is required? - answerSolar Magnetic Disturbances
geomagnetic storm is detected that produces a DC measurement at Missouri Avenue in
Atlantic City and/or Meadow Brook Station near Winchester, Virginia at a magnitude
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