PJM Generation Dispatch Exam questions with answers

PJM Generation Dispatch Exam questions
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with answers |\




Which of the following statements is correct concerning PJM
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assuming frequency control of the restoration process?
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A) PJM assumes control once an external transmission tie has
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been established.
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B) Once an Area Control Error can be calculated, PJM will assume
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control.
C) Whenever it becomes too much of a burden for any one
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Transmission Owner within the RTO |\ |\ |\ |\




D) Whenever the Transmission Owners within the RTO agree to
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let PJM control the process. - CORRECT ANSWERS ✔✔C)
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Whenever it becomes too much of a burden for any one
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Transmission Owner within the RTO |\ |\ |\ |\




During black start restoration, priority access to cranking power
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should be given to:
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A) Hot units that can return to service immediately.
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B) Combustion turbines in areas where the initial disturbance
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occurred
C)Units with black start capability
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D) Hydro Units - CORRECT ANSWERS ✔✔A) Hot units that can
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return to service immediately.
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,During a restoration, if you are presented with the opportunity to
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re-connect with the Eastern Interconnection, you should: |\ |\ |\ |\ |\ |\




A)Not pursue this opportunity because you may cause the
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Eastern Interconnection to become unstable.
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B) Pursue this opportunity only when you have adequate
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Dynamic Reserves on your system |\ |\ |\ |\




C) Pursue this opportunity as quickly as possible
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D) Pursue this opportunity only if you need cranking power for
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your generating unity - CORRECT ANSWERS ✔✔C) Pursue this
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opportunity as quickly as possible |\ |\ |\ |\




Complete (Total System) Blackouts are characterized by which of
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the following? |\




1 - Most common type of blackout
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2 - May require coordinating multiple islands
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3 - Likely to result in Transmission overloads or other issues
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4 - Affects a very large geographical area, and many customers
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5 - Most commonly caused by human or switching errors
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A) 1 & 3
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B) 2 & 4
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C) 3 & 5
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D) 1 - CORRECT ANSWERS ✔✔B) 2 & 4
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,The first step in a system restoration would be to:
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A) Immediately notify the media of the event
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B) Restore as much of the area load as possible
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C) Restore as much under-frequency load as possible
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D) Verify that communication is functional with your neighbors -
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CORRECT ANSWERS ✔✔D) Verify that communication is
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functional with your neighbors |\ |\ |\




Why would an offsite power to generating facilities be a priority
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during the restoration process?
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A) To provide safe shutdown power for the units
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B) To meet FERC requirements
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C) To provide adequate lighting for the plant operators to attempt
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a restart
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D) To prepare and expedite the return of the unit - CORRECT
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ANSWERS ✔✔D) To prepare and expedite the return of the unit
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Factors that help determine the sequence of restoration of off-
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line generation include (Pick 2):
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-Generation Type |\




-Unloaded Capacity |\




-Unit Availability |\

, -Stability of the Generator - CORRECT ANSWERS ✔✔-Generation
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Type
-Unit Availability |\




How often should a Transmission company file an updated
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restoration report with PJM? |\ |\ |\




1 - Every 30 minutes
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2 - Every hour
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3 - Every 10 lines that have been restored
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4 - Every 5 lines that have been restored
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A) 1 & 4
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B) 2 & 3
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C) 1 & 3
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D) 2 & 4 - CORRECT ANSWERS ✔✔C) 1 & 3
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Which of the following statements are true concerning delays in
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restoring auxiliary power to off-line generation?
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1 - The unit could suffer turbine shaft damage
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2 - The fuel oil for the unit could congeal
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3 - The startup time for the unit will be reduced
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4 - The battery life used to maintain critical systems may run out
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