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PJM Generator Exam |Questions with Complete Solutions
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PJM Generator Exam |Questions with CompleteSolutions
One of the leading causes of the 1999 Low Voltage event in PJM was_____________. -
✔PJM's
EMS at that time had only nameplate "D"-curve data for generating unit reactive capabilities
During the PJM Peak Period Maintenance Season what is the maximum amount of consecutive
days the outage can last? - ✔9
When an outage requires verbal notification to PJM which PJM personnel should be
contacted? - ✔Master Coordinator
Real time transmission constraints or contingencies may be alleviated with
generators operating ________. - ✔off cost (out of merit)
Monitoring LMP may give insights into ________. - ✔system constraints
PJM calls for which of the following to recover the ACE so that tie line schedules are
maintained? - ✔synchronized reserves
If not cancelled by PJM, the minimum generation alert expires _____. - ✔at the end of the
specified 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
, During system restoration, the two categories of reserves are - ✔dynamic and spinning.
During system restoration, frequency should be maintained between - ✔59.75 and 61 Hz
PJM issues a heavy load voltage schedule. Member companies who own generation facilities
should - ✔ensure voltage regulators on generating units are in service on automatic.
A unit being dispatched economically by PJM should set its MW output based on the -
✔unit's dispatch rate or desired MW level.
A fossil steam unit is considered fuel limited when it is not capable of running at its
maximum capacity for the next - ✔72 hours
During system restoration prior to synchronization of a unit, the dispatcher should
ensure sufficient load is available to - ✔stabilize unit operation
A large unit in an external control area near PJM/PJM West trips. The PJM operator will see
ACE - ✔remain the same, frequency decrease.
LMPs will change - ✔when the marginal generator output changes
The two control signals sent by the PJM EMS are - ✔regulation and dispatch rate/desired
MW output.
Which of the following one-way communication system is used to disseminate information to
market operation centers? - ✔all call
Real time bus prices may be monitored using - ✔data viewer.
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