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[航天航空] F117 Background

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发表于 2010-8-8 14:10:00 | 显示全部楼层 |阅读模式 来自: 中国黑龙江哈尔滨

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Heather J. Summerer
3 I( O" F8 U/ K: Q! b# ?The F117 Engine - Exclusive Power
5 y3 L+ p1 G% P# ?As the one and only engine to power all of the United States Air Force’s C-174 x: ^4 [$ z  d& k6 E  o! e
Globemaster IIIs, the F117 engine enjoys an earned reputation for durability,
7 [6 z& I- p  nreliability and safety. The Pratt and Whitney F117 engine is the military* O2 Q/ Q; P. i+ n& p9 c# s9 a
equivalent of the PW2000 commercial aircraft engine; customized and( {( u  Z) b7 x& R. h
specialized for the rigors of the military mission. Whether operating out of short,1 t* K* ~$ f: \0 y% Q
semi-prepared runways in support of combat operations or on humanitarian, i7 P, h" u5 ^# h" x$ P3 }! n
missions, the F117 engine has accumulated over 3 million engine flight hours.8 f4 |" p! K- ~6 u
Some days you fight terror. Some days you fight hunger. The F117 engine does4 e1 N, n" Q# O: r' o
both.2 C9 G1 D5 p- U9 H
The F117 engine is always ready to go and the Pratt & Whitney Aftermarket
/ G( ~# @; d8 q" Y1 y0 f( [. ?Services Team is ready too. The Aftermarket team provides continual on-wing
. M6 w* E* L; R+ w+ c% ]0 Ymaterial and operational support, off-wing engine overhaul and repair, and all the
; d! T% ~1 ~- @+ Y+ Z) @necessary engineering support services.( Z2 c, m4 j0 [! e& P
The F117 engine powering the C-17 Globemaster III has set records and won% _+ }* w* \0 O0 P' {2 z: s7 X
awards. During qualification testing, the F117 powered C-17 set 22 world
* D1 P8 n. S/ d* Urecords. As a direct result of Pratt and Whitney’s historical and comprehensive: \, B2 E" g: P* h  w
understanding of the engine as the original manufacturer, the F117 engine
2 Q) R" ?' p0 T8 O7 f( I3 w! I9 |program boasts an award-winning fleet management program, receiving Aviation( {1 U* [0 f6 q1 t. R5 t
Week’s Charles B. Ryan MRO Innovation Award for Innovative Business
+ D: Y6 L& L5 c( `* H4 q6 K% vSolutions in 2002. The fleet management team meets the challenges of C-17
( r/ j  Y' Q5 gGlobemaster III by providing a high quality integrated support solution which( F) Q: @! m0 v7 i$ a
optimizes engine time on wing for our customer and provides a total systems
- }; J: [: K( r. W$ n6 P7 yapproach to forecasting, maintenance and aftermarket support.
- F1 S; X' N8 ~  n- z8 fWith its solid foundation for outstanding performance, today’s F117 engine has
4 k( {' `. u' I, f+ {; weasily adapted to today’s military engine needs. The F117 engine uses technical
% B4 U" M9 B7 ]5 j% ~9 Nand material advancements such as second-generation single-crystal turbine
9 Y3 l8 ]4 l/ }0 w- Cmaterials and improved cooling management and thermal barrier coatings to
9 v  J+ B7 O7 c& u$ }# [1 U1 {% blower metal surface temperatures. Paired with higher operational performance,
. k  o! X: p4 E. Z; Vlower fuel burn and improved maintenance diagnostics, the F117 engine is a% `- c/ v: [: A
perfect complement to its commercial counterpart as the world’s leading- A  {! G' I& R9 @& o( y
midrange-thrust engine.
发表于 2010-8-8 15:31:02 | 显示全部楼层 来自: 中国台湾
本帖最后由 hottee2009 于 2010-8-8 21:08 编辑 0 y+ Z5 m: a, f, }( B
( i+ ]: H" x; L
英文看的有点累!!
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