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PJM Sample Test Review Questions and Answers 100% Pass
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PJM Sample Test Review Questions and Answers 100% Pass Real time transmission constraints or contingencies may be alleviated with generators operating ______________ - ANSWER-off cost out of merit. Monitoring ___________ may give insights into system constraints. - ANSWER- Monitoring LMP's PJ...

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  • November 19, 2024
  • 20
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • pjm sample test review questions and answers 100

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  • PJM Generation Dispatcher
  • PJM Generation Dispatcher

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PJM Sample Test Review Questions
and Answers 100% Pass

Real time transmission constraints or contingencies may be alleviated with generators

operating ______________ - ANSWER✔✔-off cost out of merit.


Monitoring ___________ may give insights into system constraints. - ANSWER✔✔-

Monitoring LMP's


PJM calls for _____________ reserves to recover ace so that tie line schedules are

maintained. - ANSWER✔✔-PJM calls on synchronized reserves


If not cancelled by PJM, the minimum generation alert expires at the end of the

specified ______________. - ANSWER✔✔-light load period


When PJM declares a hot weather alert, the generation dispatcher should determine if

maintenance can be deferred and notify all generating stations and key personnel. -

ANSWER✔✔-


During system restoration, the two categories of reserves are dynamic and spinning. -

ANSWER✔✔-


During system restoration, frequency should be maintained between 59.75 and 61.00

Hertz. - ANSWER✔✔-

Copyright ©SOPHIABENNETT 2025 ACADEMIC YEARALL RIGHTS RESERVED. Page 1/20

,PJM issues a heavy load voltage schedule. Member companies who own generation

facilities should ensure voltage regulators on generating units are in service &

automatic. - ANSWER✔✔-


A unit being dispatched economically by PJM should set its megawatt output based on

the unit's dispatch rate or desired megawatt level. - ANSWER✔✔-


A fossil steam unit is considered fuel limited when it is not capable of running at its

maximum capacity for the next 72 hours - ANSWER✔✔-


During system restoration prior to synchronization of a unit, the dispatcher should

ensure sufficient load is available to stabilize unit operation. - ANSWER✔✔-


A large unit in an external control area near PJM/PJM West trips. The PJM operator will

see ace remain the same, frequency decrease. - ANSWER✔✔-


LMPs will change when marginal generator output changes - ANSWER✔✔-


The two control signals sent by the PJM E M S are regulation and dispatch rate (desired

MW output). - ANSWER✔✔-


An all-call is the one-way communication system used to disseminate information to

market operation centers. - ANSWER✔✔-


Real time bus prices may be monitored using data viewer. - ANSWER✔✔-


Not offering an available PJM capacity resource into the day ahead market is a violation

of PJMs two settlement market rules. - ANSWER✔✔-
Copyright ©SOPHIABENNETT 2025 ACADEMIC YEARALL RIGHTS RESERVED. Page 2/20

, A unit that fails to start when scheduled, would be classified as an unplanned outage. -

ANSWER✔✔-


Maximum Generation Emergency is declared by PJM when generation is required

above the highest incremental economic cost. - ANSWER✔✔-


Maintenance outages are permitted when a unit can be held online until the following

Monday, and system reliability is not affected - ANSWER✔✔-


If PJM ace shows over-generation, actual imports are less than scheduled. -

ANSWER✔✔-


PJM will request a Supplementary Status Report when a Maximum Generation

Emergency Alert is issued. - ANSWER✔✔-


If a fossil steam unit has less than 32 hours of fuel at maximum capacity, it should be

bid at maximum emergency. - ANSWER✔✔-


The loss of a large generation unit on the PJM system can be detected by monitoring

frequency and PJM ace. - ANSWER✔✔-


A 1000 megawatt unit has tripped in the PJM control area and the PJM ace now

indicates under-generation of 1050 Megawatt. PJM should request 100% synchronized

reserves be loaded. - ANSWER✔✔-


Alerts are issued in advance of a scheduled load period to allow sufficient time for the

generation dispatcher to prepare for the anticipated capacity shortages - ANSWER✔✔-

Copyright ©SOPHIABENNETT 2025 ACADEMIC YEARALL RIGHTS RESERVED. Page 3/20

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