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performance calculations for the CFM International LEAP-1A30
aircraft engine
CFM International LEAP-1A30
turbofan engine of 143.0 [KN] (32147 [lbf]) thrust
introduction : 2016 country : USA importance : ***
applications : Airbus A321neo
max. rating (take-off) : 143.0 [KN] (32147 [lbf], 14582 [kgf])
weight engine(s) dry : 3100.0 [kg] = 46.13 [N/kg]
General information :
by-pass ratio : 11.00 : 1
overall pressure ratio (OPR) : 40.0 : 1
rpm LP : 3894 [rpm]
rpm HP : 19391 [rpm]
axial flow engine
no water injection
LP compressor stages : 4 [ ]
HP compressor stages : 10 [ ]
HP turbine stages : 2 [ ]
LP turbine stages : 7 [ ]
stages : 4 + 10 + 2 + 7
turbine inlet temperature : 0 [K]
fan diameter : 198.0 [cm] engine diameter : 242.0 [cm]
air mass flow : 309 [kg/s]
design hours : 516 [hr] time between overhaul : 258 [hr]
estimated specific fuel consumption (cruise power) :51.8 [kg/KNh]
Literature :
CFM International LEAP - Wikipedia
Aircraft Characteristics | Airbus
DISCLAIMER Above calculations are based on published data, they must be
regarded as indication not as facts.
Calculated performance and weight may not correspond with actual weights
and performances and are assumptions for which no responsibility can be taken.
Calculations are as accurate as possible, they can be fine-tuned when more data
is available, you are welcome to give suggestions and additional information
so we can improve our program. For copyright on drawings/photographs/
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(c) B van der Zalm 22 October 2022 contact : info.aircraftinvestigation@gmail.com python 3.7.4