DDG 92 Electrical Plant || 100% Errorless Answers.
Where are the SSGTG located? correct answers No.1 SSGTG in Aux 1
No. 2 SSGTG in MER 2
No. 3 SSGTG in No3 Gen rm
What model SSGTG are onboard? correct answers Rolls-Royce Model AG9140RF
SSGTG rating: correct answers 3000KW
4811Amps
450VAC
1800 RPMs
4 Poles
3 phase
.8 Power factor
When securing a GTG, how long should you allow the GTG to run off-line to ensure sufficient
cool down? correct answers 15 minutes
Which component is used to ensure even flame distribution in the GTG combustor? correct
answers Cross-over tubes
the Allison 501-k34 GTG has what type of combustor? correct answers Can-Annular
Which EOSS procedure is used to conduct alarm and lamp test on the EPCC? correct answers
LOP 36 and CA
What does RIMSS stands for? correct answers Redundant
Independent
Mechanical
Start
System
The GTG has ___thermocouples. correct answers 12
The Accessory Gear Box contains which components? correct answers -Fuel pump
-External Scavenge pump
-Speed sensitive valve
-Main oil pump
-Oil filter
Model AG9140 Compressor correct answers A 14 stage axial flow fixed which compresses
combustion air before the air enters the combustor.
the GTG uses what type of lube oil. correct answers Mil-L-23699
, In Allison 501-K34 the combustor consists of 6 annular combustion chambers called_______.
correct answers Cans
Which can in the combustor contain an igniter? correct answers Can 2 & Can 5
What does FADC stands for? correct answers Full
Authority
Digital
Control
LOCOP correct answers Local Control Operating Panel
What is the difference between the GTG and the GTM intakes and exhausts? correct answers
The GTG do not have intake silencers
Vibration high alarm correct answers 3 mil for 3 seconds
High TIT alarm correct answers TIT Greater than 2175 degrees F at speeds above 12,225 RPM
Engine/Reduction Gear Low lube oil pressure alarm correct answers 40 PSIG
Generator lube oil pressure low alarm correct answers 15 PSIG
K34 start sequence at 0 rpm when the start button is depressed. correct answers -AUX L/O pump
on 15 seconds
-Engine stop indicator extinguishes
-Fire damper opens and cooling fan starts automatically
-Start Air Valve opens (if bleed start is selected) or the K34 begins rotation with N2 rotation of
RIMSS
-Fuel manifold drain valves energized open
-5th, 10th & 14th stage Diffuser valves open
-Slow Start Circuit enabled
-Start Overtemp circuits enabled. CTIT 1600 to 1725 degrees between 2400 and 12225 RPMs
Start sequence at 2400 RPMs correct answers -Fuel manifold drain valves closed (deenergized)
-Ignition Exciter energized
-Fuel Shut off valves open
-Fail to Fire circuit enabled (Fails to reach 600 degrees 10 seconds after the speed passes 2400
RPMs
Start sequence at 7500 RPMs correct answers -Ignition Exciter de-energized
-1st 14th stage diffuser value closes
-Air assists panel de-energized
9100 RPMs correct answers Self sustaining
Where are the SSGTG located? correct answers No.1 SSGTG in Aux 1
No. 2 SSGTG in MER 2
No. 3 SSGTG in No3 Gen rm
What model SSGTG are onboard? correct answers Rolls-Royce Model AG9140RF
SSGTG rating: correct answers 3000KW
4811Amps
450VAC
1800 RPMs
4 Poles
3 phase
.8 Power factor
When securing a GTG, how long should you allow the GTG to run off-line to ensure sufficient
cool down? correct answers 15 minutes
Which component is used to ensure even flame distribution in the GTG combustor? correct
answers Cross-over tubes
the Allison 501-k34 GTG has what type of combustor? correct answers Can-Annular
Which EOSS procedure is used to conduct alarm and lamp test on the EPCC? correct answers
LOP 36 and CA
What does RIMSS stands for? correct answers Redundant
Independent
Mechanical
Start
System
The GTG has ___thermocouples. correct answers 12
The Accessory Gear Box contains which components? correct answers -Fuel pump
-External Scavenge pump
-Speed sensitive valve
-Main oil pump
-Oil filter
Model AG9140 Compressor correct answers A 14 stage axial flow fixed which compresses
combustion air before the air enters the combustor.
the GTG uses what type of lube oil. correct answers Mil-L-23699
, In Allison 501-K34 the combustor consists of 6 annular combustion chambers called_______.
correct answers Cans
Which can in the combustor contain an igniter? correct answers Can 2 & Can 5
What does FADC stands for? correct answers Full
Authority
Digital
Control
LOCOP correct answers Local Control Operating Panel
What is the difference between the GTG and the GTM intakes and exhausts? correct answers
The GTG do not have intake silencers
Vibration high alarm correct answers 3 mil for 3 seconds
High TIT alarm correct answers TIT Greater than 2175 degrees F at speeds above 12,225 RPM
Engine/Reduction Gear Low lube oil pressure alarm correct answers 40 PSIG
Generator lube oil pressure low alarm correct answers 15 PSIG
K34 start sequence at 0 rpm when the start button is depressed. correct answers -AUX L/O pump
on 15 seconds
-Engine stop indicator extinguishes
-Fire damper opens and cooling fan starts automatically
-Start Air Valve opens (if bleed start is selected) or the K34 begins rotation with N2 rotation of
RIMSS
-Fuel manifold drain valves energized open
-5th, 10th & 14th stage Diffuser valves open
-Slow Start Circuit enabled
-Start Overtemp circuits enabled. CTIT 1600 to 1725 degrees between 2400 and 12225 RPMs
Start sequence at 2400 RPMs correct answers -Fuel manifold drain valves closed (deenergized)
-Ignition Exciter energized
-Fuel Shut off valves open
-Fail to Fire circuit enabled (Fails to reach 600 degrees 10 seconds after the speed passes 2400
RPMs
Start sequence at 7500 RPMs correct answers -Ignition Exciter de-energized
-1st 14th stage diffuser value closes
-Air assists panel de-energized
9100 RPMs correct answers Self sustaining
