Basic Turbojet Engine 2 1 3 4 5 1 – Inlet 2 – Post compression 3 – Post combustion 4 – After...
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Transcript of Basic Turbojet Engine 2 1 3 4 5 1 – Inlet 2 – Post compression 3 – Post combustion 4 – After...
![Page 1: Basic Turbojet Engine 2 1 3 4 5 1 – Inlet 2 – Post compression 3 – Post combustion 4 – After turbine 5 – Exhaust.](https://reader035.fdocuments.net/reader035/viewer/2022062519/56649cbb5503460f94982e91/html5/thumbnails/1.jpg)
Basic Turbojet Engine
2
1
34
5
1 – Inlet2 – Post compression3 – Post combustion4 – After turbine5 – Exhaust
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GENX Engine
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GE90-115B 115,000 lbs. thrust
GE I-A 1,250 pounds of thrust
Same scale
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GP7200 for the Airbus A380
T.O. Thrust 70,000 lbBypass ratio 8.7 to 1Fan Diameter 116 in (295 cm)
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Water Ingestion - Peebles, OhioWater Ingestion - Peebles, Ohio
GE90-115B Certification
Hail Ingestion(Site 4A, Peebles, Ohio)
Hail Ingestion(Site 4A, Peebles, Ohio)
Crosswind Testing(Site 6A at Peebles, Ohio)
Crosswind Testing(Site 6A at Peebles, Ohio)
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Propulsion Driving Industry Advances
PW4098
PW4084
JT8D-217
JT8D-9
JT3D-1
JT9D-7R4G2
JT9D-3A
JT9D-7A
PW4056PW2037
V2500 A1
PW4168
CJ805
CF6-6DCFM56-2
CFM56-5A
GE90-85B
CF6-80ACFM56-5C4
CF6-80C2-B6F
CF6-80E1-A2
RB-211-535E4
TRENT 895
RB-211-524D
TAY 620
BR 715
1950 1960 1970 1980 1990 2000 2010 2020Certification Date
SF
C 3
5K/0
.8M
n U
nin
stal
led
JT3C
Low Bypass Turbofan
2nd Gen High Bypass Turbofan
High Bypass Turbofan
Turbojet
GE90-115B
0.9
0.8
0.7
0.6
0.5
0.4
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Noise Reduction Advancements
120
110
100
901950 1960 1970 1980 1990 2000
707-100
DC-9-10
737-200
727-200
747-200
DC-10-30
A310
737-300
737-200 A321
747-400 A330
NoiseLevel,
EPNdB(1500-ft.
sidelines)
Turbojet
First GenerationTurbofan
Second GenerationTurbofan
• Normalized to 100,000-lb. thrust• Noise levels are for airplane/engine
configurations at time of initial service
Year of Initial Service
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SR-30 Turbojet Engine
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Flame
Radial Compressor
FuelInjector
Axial Turbine
ThrustProducer
CounterflowCombustor
SR-30 Gas Turbine Engine – Cut Away
AirIntake
1
2
3
5
4
Impingement Start
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Oil InletOil Inlet
Oil OutletOil Outlet
T3T3
T2T2
sparkspark
Inletnozzle
T1T1
SR-30 Gas Turbine Engine – Side View
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Exhaust NozzleExhaust Nozzle
Throttle armThrottle arm
T5T5
Fuel InjectorsFuel Injectors
Fuel InputFuel Input
SR-30 Gas Turbine Engine – Exhaust View
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FuelInjector
Ignitor
Oil outlet
Oil inlet
Exhaust nozzle
combustorcombustor
Axial Turbine Radial Compressor
Hatched regions indicate blading
1
2
3
4
6
Nozzle (guide vanes)Pitot used to traversethe exhaust plane
combustor
combustor
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Inlet Nozzle Combustor
Turbine
Fuel manifold
Radial Compressor
Outer Housing
Radial diffuser
Guide vanes to turbine
Ceramic Ball bearings
SR-30 Components
Flow directio
n
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fuel pump
oil pump
cooling fans
oil tank
fuel tank(red)
fuel filters
SR-30 Turbojet Engine -- Plumbing
oil delivery
oil return
oil filters