PJM Sample Test Review 2024
Questions and Answers
Real time transmission constraints or contingencies may be alleviated with generators
operating ______________ - Correct Answer ️️ -off cost out of merit.
Monitoring ___________ may give insights into system constraints. - Correct Answer ️...
PJM Sample Test Review 2024 Questions and Answers Real time transmission constraints or contingencies may be alleviated with generators operating ______________ - Correct Answer ✔️✔️-off cost out of merit. Monitoring ___________ may give insights into system constraints. - Correct Answer ✔️✔️-Monitoring LMP's PJM calls for _____________ reserves to recover ace so that tie line schedules are maintained. - Correct Answer ✔️✔️-PJM calls on synchronized reserves If not cancelled by PJM, the minimum generation alert expires at the end of the specified ______________. - Correct 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. - Correct Answer ✔️✔️- During system restoration, the two categories of reserves are dynamic and spinning. - Correct Answer ✔️✔️- During system restoration, frequency should be maintained between 59.75 and 61.00 Hertz. - Correct Answer ✔️✔️- PJM issues a heavy load voltage schedule. Member companies who own generation facilities should ensure voltage regulators on generating units are in service & automatic. - Correct Answer ✔️✔️- A unit being dispatched economically by PJM should set its megawatt output based on the unit's dispatch rate or desired megawatt level. - Correct Answer ✔️✔️- A fossil steam unit is considered fuel limited whe n it is not capable of running at its maximum capacity for the next 72 hours - Correct Answer ✔️✔️- During system restoration prior to synchronization of a unit, the dispatcher should ensure sufficient load is available to stabilize unit operation. - Corre ct 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. - Correct Answer ✔️✔️- LMPs will change when marginal generator output changes - Correct Answer ✔️✔️- The t wo control signals sent by the PJM E M S are regulation and dispatch rate (desired MW output). - Correct Answer ✔️✔️- An all -call is the one -way communication system used to disseminate information to market operation centers. - Correct Answer ✔️✔️- Real t ime bus prices may be monitored using data viewer. - Correct Answer ✔️✔️- Not offering an available PJM capacity resource into the day ahead market is a violation of PJMs two settlement market rules. - Correct Answer ✔️✔️- A unit that fails to start when scheduled, would be classified as an unplanned outage. - Correct Answer ✔️✔️- Maximum Generation Emergency is declared by PJM when generation is required above the highest incremental economic cost. - Correct Answer ✔️✔️- Maintenance outages are permitted when a unit can be held online until the following Monday, and system reliability is not affected - Correct Answer ✔️✔️- If PJM ace shows over -generation, actual imports are less than scheduled. - Correct Answer ✔️✔️- PJM wi ll request a Supplementary Status Report when a Maximum Generation Emergency Alert is issued. - Correct Answer ✔️✔️- If a fossil steam unit has less than 32 hours of fuel at maximum capacity, it should be bid at maximum emergency. - Correct Answer ✔️✔️- The loss of a large generation unit on the PJM system can be detected by monitoring frequency and PJM ace. - Correct Answer ✔️✔️- A 1000 megawatt unit has tripped in the PJM control area and the PJM ace now indicates under -generation of 1050 Megawatt. PJM sh ould request 100% synchronized reserves be loaded. - Correct 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 - Correct Answer ✔️✔️- The amount of synchronized reserves must be large enough to cover the loss of the largest single energy contingency. - Correct Answer ✔️✔️-
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