PJM Generation Dispatch Exam: Questions and Answers, Exams of Advanced Education

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PJM Generation Dispatch Exam

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Which of the following statements is correct concerning PJM assuming frequency control of the restoration process?

A) PJM assumes control once an external transmission tie has been established. B) Once an Area Control Error can be calculated, PJM will assume control. C) Whenever it becomes too much of a burden for any one Transmission Owner within the RTO D) Whenever the Transmission Owners within the RTO agree to let

C) Whenever it becomes too much of a burden for any one Transmission Owner within the RTO

During a restoration, if you are presented with the opportunity to re-connect with the Eastern Interconnection, you should:

A)Not pursue this opportunity because you may cause the Eastern Interconnection to become unstable. B) Pursue this opportunity only when you have adequate Dynamic Reserves on your system C) Pursue this opportunity as quickly as possible D) Pursue this opportunity only if you need cranking power for your generating unity

C) Pursue this opportunity as quickly as possible

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

1 - Most common type of blackout 2 - May require coordinating multiple islands 3 - Likely to result in Transmission overloads or other issues 4 - Affects a very large geographical area, and many customers 5 - Most commonly caused by human or switching errors

A) 1 & 3

B) 2 & 4

C) 3 & 5

D) 1

B) 2 & 4

Why would an offsite power to generating facilities be a priority during the restoration process?

A) To provide safe shutdown power for the units B) To meet FERC requirements C) To provide adequate lighting for the plant operators to attempt a restart D) To prepare and expedite the return of the unit

D) To prepare and expedite the return of the unit

Factors that help determine the sequence of restoration of off- line generation include (Pick 2):

-Generation Type -Unloaded Capacity -Unit Availability -Stability of the Generator

-Generation Type -Unit Availability

Which of the following statements are true concerning delays in restoring auxiliary power to off-line generation?

1 - The unit could suffer turbine shaft damage 2 - The fuel oil for the unit could congeal 3 - The startup time for the unit will be reduced 4 - The battery life used to maintain critical systems may run out

A) 1, 2 and 3 B) 1, 2 and 4 C) 1, 3 and 4 D) 2, 3 and 4

B) 1, 2 and 4

During system restoration, the two categories of reserves are:

A) dynamic and secondary B) spinning and quick start C) dynamic and spinning D) spinning and primary

C) dynamic and spinning

What is the most critical communication path when restoring large load blocks early in a system restoration?

A) Between the Generating Unit and the Transmission Owner B) Between PJM and the generating plant C) Between the Generator Owner (or MOC) and the generating unit D) Between the transmission owner and the MOC

A) Between the Generating Unit and the Transmission Owner

Your entire system has blacked out due to an event. You receive word from PJM that the entire region is affected as well. Your blackstart generation resources are spread throughout your system, which cover a large area. Which restoration strategy would be the best for you to implement?

A) Combination approach B) Bottom-up Core Island approach C) Top-down approach D) Bottom-up Multiple Island approach

D) Bottom-up multiple island approach

Your entire system has blacked out due to an event. You receive information the your neighboring systems are also blacked out. Your main urban load center restoration strategy would be the best for you to implement?

A) Combination approach B) Bottom-up Core Island approach C) Top-down approach D) Bottom-up Multiple Island approach

B) Bottom-up Core Island approach

Select the statement that best describes why Minimum Source Requirements have been established:

A) To ensure system stability prior to interconnecting with another entity B) To reduce major frequency fluctuations when energizing load C) To prevent or reduce the effects of line changing when energizing EHV transmission D) To ensure that adequate Dynamic Reserves exist prior to interconnection with another entity

C) To prevent or reduce the effects of line changing when energizing EHV transmission

For each transmission zone that has a critical load requirement PJM will ensure at a minimum the allocation of how many Black Start resources?

A) 1

B) 2

C) 3

D) 4

B) 2

During a restoration process you have 6,000MW of customer demand restored and frequency drop by 1 Hz how much load needs to be shed to restore frequency back to where it was prior to the disturbance?

A) 180MW to 360MW B) 300MW to 480MW C) 360MW to 600MW D) 480MW to 720MW

C) 360MW to 600MW