LEAP-1A24/24E1/23

Turbofan · Family: LEAP-1A · CFM International
Reaction Turbines Compare the ratings
Maximum Takeoff Thrust
106.8004 kN
Bypass Ratio
10.9531
Overall Pressure Ratio
29.9259
Diameter
1981 mm
Length
3328 mm
Full Weight
3153 kg
Fuel Flow Take Off
0.7471 kg/s
NOx Unitaryto CAEP8
55.6573 % of limit

Architecture

Fan Fan Stages — Fan Blades 18 Fan Technology — Fan Pressure Ratio —
Gearbox Geared Fan No Gear — Reduction Ratio —
LP compressor Low-Pressure Compressor Stages 3 Low-Pressure Compressor Technology — BP Compressor Pressure Ratio —
IP compressor Intermediary-Pressure Compressor Stages — Intermediary-Pressure Compressor Technology — IP Compressor Pressure Ratio —
HP compressor High-Pressure Compressor Stages 10 High-Pressure Compressor Technology — HP Compressor Pressure Ratio —
Combustor Combustion Chamber TAPS II
HP turbine High Pressure Compressor Stages 2 High-Pressure Turbine Technology —
IP turbine Intermediary-Pressure Turbine Stages — Intermediary-Pressure Turbine Technology —
LP turbine Low-Pressure Turbine Stages 7 Low-Pressure Turbine Technology —
Whole engine Streams 2 Bypass Ratio 10.9531 Overall Pressure Ratio 29.9259 Afterburner No

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LEAP-1A

Name Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio Fuel Flow Take Off (kg/s) NOx LTO (g) NOx Unitaryto CAEP8 (% of limit) Smoke Max (SN) EASA ID
LEAP-1A24/24E1/23 106.8 11.3 30 0.745 2341 48 1.56 20CM088
LEAP-1A26/26E1 120.6 11.1 33.3 0.861 3535 56.9 1.56 20CM089
LEAP-1A26CJ 120.6 11.1 33.3 0.861 3535 56.9 1.56 20CM091
LEAP-1A29 130.3 10.7 35.5 0.946 5396 74.5 1.56 20CM092
LEAP-1A29CJ 130.3 10.7 35.5 0.946 5396 74.5 1.56 20CM093
LEAP-1A35A/35AX/33/33X/33B2/33B2X/32/32X/30 143.0548 10.3769 38.3582 1.0674 8141.999 89.4872 1.203 08P28CM151
LEAP-1A35A/33/33B2/32/30 143.1 10.5 38.5 1.062 7795 89.3 1.56 20CM090

Airplanes

Name Model Aircraft Engine Number of Engines Length (m) Flat Wing Span (m) Two Class Typical Seating Max Seating
A320-251N A320neo LEAP-1A26/26E1 2 37.57 35.8 165 195
A320-252N A320neo LEAP-1A24/24E1/23 2 37.57 35.8 165 195
A321-251N A321neo LEAP-1A35A/33/33B2/32/30 2 44.51 35.8 206 244
A321-251NX A321neo LEAP-1A35A/33/33B2/32/30 2 44.51 35.8 206 244
A321-252N A321neo LEAP-1A35A/33/33B2/32/30 2 44.51 35.8 206 244
A321-252NX A321neo LEAP-1A35A/33/33B2/32/30 2 44.51 35.8 206 244
A321-253N A321neo LEAP-1A35A/33/33B2/32/30 2 44.51 35.8 206 244
A321-253NX A321neo LEAP-1A35A/33/33B2/32/30 2 44.51 35.8 206 244

Similar reaction turbines

Name Aircraft Engine Manufacturer Maximum Takeoff Thrust (kN) Bypass Ratio Overall Pressure Ratio
PW1922G Pratt & Whitney 105.93 11.16 37.74 Compare
PW1923G-A Pratt & Whitney 105.93 11.16 37.74 Compare
PW1923G Pratt & Whitney 105.93 11.16 37.74 Compare
PW1525G Pratt & Whitney 108.53 11.05 38.67 Compare
PW1524G Pratt & Whitney 108.53 11.05 38.67 Compare
PW1921G Pratt & Whitney 100.3 11.36 35.76 Compare
All data (98 fields)
Name
LEAP-1A24/24E1/23
Family
LEAP-1A
EASA ID
08P28CM156
Aircraft Engine Manufacturer
CFM International
Aircraft Engine Type
Turbofan
Comment
Airbus A320neo family
Full Weight (kg)
3153
Diameter (mm)
1981
Max Rotating Diameter (mm)
1981
Length (mm)
3328
Height (mm)
2362
Width (mm)
2543
Wikipedia Article (URL)
en.wikipedia.org/wiki/CFM_International_LEAP
Fuel
Jet A
Fan Blades
18
Geared Fan
No
Low-Pressure Compressor Stages
3
High-Pressure Compressor Stages
10
Combustion Chamber
TAPS II
High Pressure Compressor Stages
2
Low-Pressure Turbine Stages
7
Afterburner
No
Streams
2
Bypass Ratio
10.9531
Overall Pressure Ratio
29.9259
Maximum Takeoff Thrust (kN)
106.8004
Hydrocarbon Take Off (g/kg fuel)
0.0206
Hydrocarbon Climb Out (g/kg fuel)
0.0202
Hydrocarbon Approach (g/kg fuel)
0.062
Hydrocarbon Idle (g/kg fuel)
0.9782
Hydrocarbon Unitary Average (g/kN)
1.2472
Hydrocarbon Unitary Sigma (g/kN)
0.3595
Hydrocarbon Unitary Range (g/kN)
0.71-1.67
Hydrocarbon Unitary Characteristic (g/kN)
1.4231
Hydrocarbon Unitary Characteristicto Regulatory (% of limit)
7.2609
Hydrocarbon LTO (g)
133.2054
Carbon Monoxide Take Off (g/kg fuel)
0.0451
Carbon Monoxide Climb Out (g/kg fuel)
1.0161
Carbon Monoxide Approach (g/kg fuel)
3.7122
Carbon Monoxide Idle (g/kg fuel)
25.7699
Carbon Monoxide Unitary Average (g/kN)
34.1141
Carbon Monoxide Unitary SD (g/kN)
2.3172
Carbon Monoxide Unitary Range (g/kN)
31.87-37.83
Carbon Monoxide Unitary Characteristic (g/kN)
36.4974
Carbon Monoxide Unitary Characteristicto Regulatory (% of limit)
30.93
NOx Take Off (g/kg fuel)
22.7086
NOx Climb Out (g/kg fuel)
14.1333
NOx Approach (g/kg fuel)
7.8826
NOx Idle (g/kg fuel)
4.1377
NOx Unitary Average (g/kN)
26.49
NOx Unitary SD (g/kN)
2.3706
NOx Unitary Range (g/kN)
23.39-29.95
NOx Unitary Characteristic (g/kN)
27.8374
NOx Unitaryto Standard (% of limit)
27.8787
NOx Unitaryto CAEP2 (% of limit)
34.8484
NOx Unitaryto CAEP4 (% of limit)
41.622
NOx Unitaryto CAEP6 (% of limit)
47.2977
NOx Unitaryto CAEP8 (% of limit)
55.6573
NOx LTO (g)
2829.147
Smoke Take Off (SN)
0.6817
Smoke Climb Out (SN)
0.8022
Smoke Approach (SN)
0.7843
Smoke Idle (SN)
0.6195
Smoke Max (SN)
1.203
Smoke Sigma (SN)
0.3443
Smoke Range (SN)
0.81-1.41
Smoke Characteristic (SN)
1.5485
Smoke Characteristicto Regulatory (% of limit)
6.661
Fuel Flow Take Off (kg/s)
0.7471
Fuel Flow Climbout (kg/s)
0.6214
Fuel Flow Approach (kg/s)
0.2207
Fuel Flow Idle (kg/s)
0.0836
Fuel LTO (kg)
296.8295
Fuel Venting Compliant
Yes
Carbon Monoxide LTO (g)
3643.4
Compressor Description
1 fan, 3-stage LP, 10-stage HP
Emissions Data Status
C
NOx Compliance Demonstration
2.3.2 e)
nvPME Imass Approach (mg/kg)
1.1324
nvPME Imass Climb Out (mg/kg)
0.633
nvPME Imass Idle (mg/kg)
1.6087
nvPME Imass Max (mg/kg)
12.0257
nvPME Imass Take Off (mg/kg)
0.6162
nvPME Inum Approach (#/kg)
27413220000000
nvPME Inum Climb Out (#/kg)
15596860000
nvPME Inum Idle (#/kg)
38730790000000
nvPME Inum Max (#/kg)
433802300000000
nvPME Inum Take Off (#/kg)
11419720000
nvPMLTO Mass (mg)
341.1137
nvPMLTO Mass Per Thrust (mg/kN)
3.5445
nvPMLTO Mass To CAEP11 (% of limit)
0.6914
nvPMLTO Number (#)
6506424000000000
nvPMLTO Number Per Thrust (#/kN)
67607760000000
nvPMLTO Number To CAEP11 (% of limit)
1.0782
nvPM Mass Concentration Characteristic (mg/m³)
165.986
nvPM Mass Concentration Max (mg/m³)
152.9229
nvPM Mass Concentration To CAEP10 (% of limit)
2.592
Turbine Description
2-stage HP, 7-stage LP