APU Auxiliary Power Unit
ARMS Aircraft Recording and Monitoring System
ATC Air Traffic Control
ATSU Air Traffic Service Unit
B
BITE Built In-Test Equipment
C
CFDIU Centralized Fault Display Interface Unit
CFDS Centralized Fault Display System CAS Calibrated Air SpeedCG Center of gravityCI Cost Index
Flight Operations & Line Assistance Getting to Grips with Aircraft Performance Monitoring
231
GLOSSARY
D
DA Drift Angle DAR Digital AIDS/ACMS Recorder
Optional recorder DGAC Direction Générale de l’Aviation Civile DITS Digital Information Transfer System
DMU Data Management Unit DOC Direct Operating Cost DOW Dry operating weight
E
ECON Economic (minimum cost) speedEGT Exhaust Gas TemperatureEPR Engine Pressure RatioETOPS Extended range with Twin engine aircraft OPerationS
F
f( ) Function of ( )FAA Federal Aviation Administration
FAC Flight Augmentation Computer FAR Federal Aviation Regulation FBW Fly-By-Wire (aircraft) FCOM Flight Crew Operating Manual
FDIU Flight Data Interface Unit
FDRS Flight Data Reporting System
Mandatory parameters FF Fuel Flow (hourly consumption) FL Flight Level
FLIP Flight Planning (program) FMGS Flight Management and Guidance System FOB Fuel On Board
FQI Fuel Quantity Indicator
FWC Flight Warning Computer
G
g Gravitational acceleration GAL US gallon GDS Green Dot speed GS Ground Speed
Flight Operations & Line Assistance Getting to Grips with Aircraft Performance Monitoring
GLOSSARY
H
hPa hecto Pascal
I
IAS Indicated Air Speed ICAO International Civil Aviation Organization IFP In Flight Performance (program) IFR Instrument Flight Rules IL Information Leaflet (JAA) IMC Instrument Meteorological Conditions in Hg Inches of mercuryISA International Standard Atmosphere
J
JAA Joint Aviation Authority JAR Joint Airworthiness Requirements
K
Ki Instrumental correction (Antenna error)
L
LAT Latitude LPC Less Paper Cockpit (program) LRC Long Range Cruise speed
M
MLR Mach of Long RangeMMR Mach of Maximum RangeMMO Maximum Operating Mach number
MCDU Multipurpose Control and Display Unit
MDDU Multipurpose Disk Drive Unit MCT Maximum Continuous Thrust MEL Minimum Equipment List MES Main Engine Start MEW Manufacturer Empty Weight MSL Mean Sea Level MTOW Maximum TakeOff WeightMTW Maximum Taxi Weight MZFW Maximum Zero Fuel Weight
Flight Operations & Line Assistance Getting to Grips with Aircraft Performance Monitoring
233
GLOSSARY
N
n Load factor nz Load factor component normal to the aircraft’s longitudinal
axis N1 Speed rotation of the fanNLC Noise Level Computation (program) NPA Notice for Proposed Amendment (JAA) NPRM Notice for Proposed Rule Making (FAA)
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