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ADU auxiliary drive unit abs absolute
( b/ N: E6 T& BAC alternating current AGB accessory gearbox 3 C& Y. F6 b& U! J
API American Petroleum Institute atm atmosphere
9 e, o' C' K0 W3 wBDC bottom dead center BHP brake horsepower
' }% Z9 Y0 s8 h0 ^9 uBTU British thermal unit c Celsius cal calibrated
/ B; p; x3 n1 P6 v3 m/ r% wCDU central display unit cyl cylinder + _" O; P* e3 u8 l
db decibel DC direct current ; N% K, t4 Z9 A$ Z( o
ECM electrochemical machining ECU electrical control unit ( @! {. [" D0 a& B
EDM electric discharge machining EGT exhaust gas temperature
+ T; N' g- _2 ~. `7 K$ T3 M( fEPR engine pressure ratio ESHP equivalent shaft horsepower + I- H5 H3 C- g
F Fahrenheit FAT free air temperature 7 ~4 `' `% q$ t6 A$ I& p6 q+ }: j
FOD foreign object damage ft-lb foot-pound
. R2 v" u' B9 F$ [fps foot per second GE General Electric
2 H3 h8 l; S& Q, g* X$ u- Chd head Hg mercury
2 u8 c3 H5 A5 c( b: iHP horsepower HMU hydromechanical unit ; F" }5 w8 f) m3 q9 d
hr hour HUD heads up display
/ t4 r5 ~( D4 N4 ~& B8 J, kHz Hertz in inch , T+ M' l- r( f3 v; X% Y8 K% I
lb pound LDS load-demand spindle 5 U! N! v9 o% q6 ]" D; t
LH left-hand man manifold / b9 X. p! ~' \ @4 L
MGT measured gas temperature microsec microsecond 4 k4 c) S/ f( X
min minute MPH miles per hour
" _, W% L% H" @2 rN north NATO North Atlantic Treaty Organization ( {1 Z, ^4 g# Y0 ?: ?& b! F
OAT outside air temperature OD outside diameter ! f) Q2 d8 n$ M) ?
ODV overspeed and drain valve OEI one engine inoperative
/ ?: T1 b @9 k/ S. APAS power-available spindle PDU pilot display unit - n1 {' v) i! A) N
PRT power recovery turbine PRV pressure regulating valve
; m5 @+ _+ ~0 Z& A& I; _( R5 Wpsi pounds per square inch psig pounds per square inch gage , s+ E5 p- A, B0 {, K$ X. X* W
PT power turbine PTO power takeoff
4 s! u2 Y2 }, W8 Z; |' q& X F- H" IRAT ram air temperature res resistance 2 W. d5 H) m! p; ?& }
RH right-hand RPM revolutions per minute
5 b8 F, `; v/ G& q, @) Q7 Q- Hs south SAT static air temperature
( j9 s$ H. l; |: x$ K+ dSDC signal data converter SHP shaft horsepower
) w+ K6 @6 y. r2 x q) N) }: kTAT total air temperature TC top center 5 ]! @6 k% M- C' O
TCP tricresyl phosphate TDC top dead center % A+ ~( ~- ^6 h: ]; y7 Z, l- x3 s& o
TEL tetraethyl lead temp temperature
. T. P% G3 b$ U' BTGT turbine gas temperature TRQ torque
7 L# j( X# S( M4 q' E$ y# ]VG variable geometry VIDS vertical instrument display system
$ b | V* X- Tvs versus wt weight |
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