Powerplant Flashcards
(10 cards)
1
Q
Number of Engines
A
2
2
Q
Engine Manufacturer
A
Pratt and Whitney Canada
3
Q
Engine Model #
A
PT6A-42 (52)
4
Q
Engine Type
A
Turbo Propeller Engine
“Reverse Flow Free Turbine”
5
Q
Number of Drive Shafts
A
Two
1 Compressor (Gas Generator) Shaft
1 Power Turbine Shaft
6
Q
Compressor Stages and Types
A
3 Axial Flow Stages
1 Centrifugal Flow Stage
7
Q
Combustion Chamber Type
A
Annular
8
Q
Turbine Stages and Types
A
Compressor (Gas Generator) Turbine
= Single-Stage Axial-Flow Reaction Turbine
Power Turbine
= Two-Stage Axial-Flow Reaction Turbine
9
Q
Engine Shaft Horsepower Rating
A
850 SHP
10
Q
What components does the Accessory Gearbox drive
A
- Fuel Pumps
- Fuel Control Unit
- Oil pump
- Refrigerant compressor (right engine)
- starter generator
- N1 tachometer transmitter
