F117 Background

exchanger

Heather J. Summerer
: O5 O- V  e& {4 zThe F117 Engine - Exclusive Power
% v' F( P* u% x6 n: rAs the one and only engine to power all of the United States Air Force’s C-17
Globemaster IIIs, the F117 engine enjoys an earned reputation for durability,
) L( V# _: s+ Wreliability and safety. The Pratt and Whitney F117 engine is the military
' T) ~% k; }* w. d- v$ u) kequivalent of the PW2000 commercial aircraft engine; customized and
" T6 j! @. ]8 M. ]$ k" _specialized for the rigors of the military mission. Whether operating out of short,
" u9 I3 \# w  v/ ?6 f/ ?semi-prepared runways in support of combat operations or on humanitarian
missions, the F117 engine has accumulated over 3 million engine flight hours.
; p; n* W: G3 g* b. {4 BSome days you fight terror. Some days you fight hunger. The F117 engine does
both.
" K) h: e/ e- R2 UThe F117 engine is always ready to go and the Pratt & Whitney Aftermarket
& i* q3 }" i. }  h' X- X0 M1 S" mServices Team is ready too. The Aftermarket team provides continual on-wing
material and operational support, off-wing engine overhaul and repair, and all the
6 Z% X! y; n1 I. U* Znecessary engineering support services.
, l" ?8 v8 U+ c+ X" H5 eThe F117 engine powering the C-17 Globemaster III has set records and won
% K% K& v! n" Dawards. During qualification testing, the F117 powered C-17 set 22 world
7 F% @$ V8 L, z0 _8 Rrecords. As a direct result of Pratt and Whitney’s historical and comprehensive
$ j3 ?. ?1 n+ T5 E9 X/ D& ~2 u3 Dunderstanding of the engine as the original manufacturer, the F117 engine
program boasts an award-winning fleet management program, receiving Aviation
* Q' O* E# j) `% NWeek’s Charles B. Ryan MRO Innovation Award for Innovative Business
Solutions in 2002. The fleet management team meets the challenges of C-17
/ W5 S- }  a/ T6 K- t! {Globemaster III by providing a high quality integrated support solution which
optimizes engine time on wing for our customer and provides a total systems
* j" P) y- H3 x3 }! |! V# ?approach to forecasting, maintenance and aftermarket support.
# I% D- J$ d$ RWith its solid foundation for outstanding performance, today’s F117 engine has
easily adapted to today’s military engine needs. The F117 engine uses technical
and material advancements such as second-generation single-crystal turbine
materials and improved cooling management and thermal barrier coatings to
lower metal surface temperatures. Paired with higher operational performance,
! y( A/ `- Y* \: {4 R7 clower fuel burn and improved maintenance diagnostics, the F117 engine is a
0 `: H) R$ P" W7 C: Xperfect complement to its commercial counterpart as the world’s leading
. ~$ z6 i: Z  D" Y# O( pmidrange-thrust engine.

hottee2009

6 h# Q% K2 Q6 m0 j% j英文看的有点累!!