PJM GENERATION OPERATION EXAM
2025 - 2026
Control,center,facilities,must,have,a,minimum,of,how,many,days,of,fuel,for,the,backup,generator?,5,day
s
If,PJM,ACE,shows,overgeneration,,actual,imports,are:,Less,than,scheduled
Who,should,a,generator,contact,at,PJM,to,clear,an,outage,ticket?,Master,Coordinator
To,correct,for,a,slow,or,fast,clock,,system,frequency,schedules,are,offset,by:,+/-.02,Hz
What,frequency,would,PJM,set,to,correct,for,fast-time,error?,59.98Hz
What,frequency,would,PJM,set,to,correct,for,slow-time,error?,60.02Hz
What,info,is,on,an,instantaneous,reserve,check?,synchronized,(regulating,and,non-
regulating),,quick,start,,secondary,and,beyond,secondary,reserves
Generators,must,provide,PJM,with,a,realistic,Reactive,Capability,Curve.,This,curve,must,have,no,less,tha
n,__,points,,and,no,more,than,__,points.,No,less,than,2,and,no,more,than,8,points
A,classic,indicator,of,voltage,instability,is,when,system,voltages,change,greatly,when...,system,loads,cha
nge,by,a,small,amount
Above,the,line,of,a,D-curve...,Lagging,(pushing,VARs).,Generators,will,be,set,there,during,high-
load/low,voltage,conditions.
Below,the,line,of,a,D-
curve...,Leading,(absorbing,VARs).,Generators,will,be,set,there,during,low,load/high,voltage,conditions.
, MWs,and,MVARs,have,what,kind,of,relationship?,Inverse,(increase,in,MW,=,decrease,in,MVARs)
How,often,do,generators,need,to,test,reactive,power,capability?,Every,5,years
The,computer,hardware,and,software,at,each,control,center,shall,achieve,an,availability,level,of,what,fo
r,those,reliability,functions,directly,affect,the,successful,operation,of,PJM?,99.95%
What,is,EHV?,Extra,high,voltage.,Classified,as,345kv,and,above
Any,generator,that,is,a,PJM,generation,capacity,resource,that,has,an,RPM,Resource,Commitment:,1.,M
ust,submit,an,offer,schedule,into,the,DA,market,even,if,it,is,self-scheduled,or,unavailable,due,to,outage
2.,Generation,capacity,resources,shall,submit:
-A,schedule,of,availability,for,the,next,seven,days
-May,submit,non-binding,offer,prices,for,the,days,beyond,the,next,Operating,Day
What,time,period,is,the,Market,Participant,Bid/Offer,Period?,0800-1100
What,time,are,DA,Market,results,posted?,1330
What,time,period,is,the,re-bid,period?,1330-1415
What,is,the,maximum,for,a,generation,capacity,resource,offer?,$2000/MWh
What,is,the,cap,for,price-based,offers?,Price-
based,offers,will,be,capped,at,the,lower,of,$2000/MWh,or,the,corresponding,cost-
based,offer,when,costs,are,above,$1000/MWh
Example:
If,a,unit's,cost,is,$1500,,the,price,offer,can,be,no,higher,than,$1500
2025 - 2026
Control,center,facilities,must,have,a,minimum,of,how,many,days,of,fuel,for,the,backup,generator?,5,day
s
If,PJM,ACE,shows,overgeneration,,actual,imports,are:,Less,than,scheduled
Who,should,a,generator,contact,at,PJM,to,clear,an,outage,ticket?,Master,Coordinator
To,correct,for,a,slow,or,fast,clock,,system,frequency,schedules,are,offset,by:,+/-.02,Hz
What,frequency,would,PJM,set,to,correct,for,fast-time,error?,59.98Hz
What,frequency,would,PJM,set,to,correct,for,slow-time,error?,60.02Hz
What,info,is,on,an,instantaneous,reserve,check?,synchronized,(regulating,and,non-
regulating),,quick,start,,secondary,and,beyond,secondary,reserves
Generators,must,provide,PJM,with,a,realistic,Reactive,Capability,Curve.,This,curve,must,have,no,less,tha
n,__,points,,and,no,more,than,__,points.,No,less,than,2,and,no,more,than,8,points
A,classic,indicator,of,voltage,instability,is,when,system,voltages,change,greatly,when...,system,loads,cha
nge,by,a,small,amount
Above,the,line,of,a,D-curve...,Lagging,(pushing,VARs).,Generators,will,be,set,there,during,high-
load/low,voltage,conditions.
Below,the,line,of,a,D-
curve...,Leading,(absorbing,VARs).,Generators,will,be,set,there,during,low,load/high,voltage,conditions.
, MWs,and,MVARs,have,what,kind,of,relationship?,Inverse,(increase,in,MW,=,decrease,in,MVARs)
How,often,do,generators,need,to,test,reactive,power,capability?,Every,5,years
The,computer,hardware,and,software,at,each,control,center,shall,achieve,an,availability,level,of,what,fo
r,those,reliability,functions,directly,affect,the,successful,operation,of,PJM?,99.95%
What,is,EHV?,Extra,high,voltage.,Classified,as,345kv,and,above
Any,generator,that,is,a,PJM,generation,capacity,resource,that,has,an,RPM,Resource,Commitment:,1.,M
ust,submit,an,offer,schedule,into,the,DA,market,even,if,it,is,self-scheduled,or,unavailable,due,to,outage
2.,Generation,capacity,resources,shall,submit:
-A,schedule,of,availability,for,the,next,seven,days
-May,submit,non-binding,offer,prices,for,the,days,beyond,the,next,Operating,Day
What,time,period,is,the,Market,Participant,Bid/Offer,Period?,0800-1100
What,time,are,DA,Market,results,posted?,1330
What,time,period,is,the,re-bid,period?,1330-1415
What,is,the,maximum,for,a,generation,capacity,resource,offer?,$2000/MWh
What,is,the,cap,for,price-based,offers?,Price-
based,offers,will,be,capped,at,the,lower,of,$2000/MWh,or,the,corresponding,cost-
based,offer,when,costs,are,above,$1000/MWh
Example:
If,a,unit's,cost,is,$1500,,the,price,offer,can,be,no,higher,than,$1500
