JP5436594B2 - 中間冷却タービンエンジン - Google Patents
中間冷却タービンエンジン Download PDFInfo
- Publication number
- JP5436594B2 JP5436594B2 JP2012036895A JP2012036895A JP5436594B2 JP 5436594 B2 JP5436594 B2 JP 5436594B2 JP 2012036895 A JP2012036895 A JP 2012036895A JP 2012036895 A JP2012036895 A JP 2012036895A JP 5436594 B2 JP5436594 B2 JP 5436594B2
- Authority
- JP
- Japan
- Prior art keywords
- compressor
- blades
- turbine
- stage
- engine
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
- F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
- F01D5/088—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor in a closed cavity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
- F01D5/02—Blade-carrying members, e.g. rotors
- F01D5/08—Heating, heat-insulating or cooling means
- F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
- F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2260/00—Function
- F05D2260/20—Heat transfer, e.g. cooling
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Description
10 タービンエンジン
12 中心線軸
14 ファン
16 昇圧圧縮機
18 (HP)圧縮機
20 燃焼器
22 高圧タービン(HPT)
24 低圧タービン(LPT)
26 ナセル
28 バイパス管路
30 第1駆動軸
32 第2駆動軸
34 空気
36 燃料
38 燃焼ガス
40 案内翼
42 ノズル羽根
44 タービン翼
46 ロータディスク
48 通路
50 前面
52 ダブテールスロット
54 燃焼器ケース
56 シールプレート
58 分配マニホルド
60 ウェブ
62 ハブ
64 ボルト
66 補助ハブ
68 管状バッフル
70 ロータディスク
72 吸気管
74 冷却通路
76 第1孔
78 第2孔
80 シールフレーム
82 シール歯
84 翼固定具
86 流体インデューサ
88 HP翼
Claims (10)
- 空気(34)を加圧するための圧縮機翼(1〜7)の列を有する多段軸流圧縮機(18)と、
前記圧縮機(18)と流れ連通して配置され、前記加圧空気(34)と燃料(36)を混合して、燃焼ガス(38)を生成する環状燃焼器(20)と、
高圧(HP)タービン(22)であって、軸(30)によって前記圧縮機翼(1〜7)に結合された支持HPロータディスク(46)の周囲の対応するダブテールスロット(52)に取り付けられたダブテールを有するHPタービン翼(44)の列を含む前記HPタービン(22)とを有し、
前記HPディスク(46)は、幅広のハブ(62)で終了する前面(50)を有する前記周囲から内方に延在するウェブ(60)と、前記前面(50)に沿って半径方向に延在して、前記ダブテールスロット(52)と流れ連通する環状マニホルド(58)を画定する前方シールプレート(56)とを含んでおり、
前記軸(30)が前記前方シールプレート(56)の基部において補助ハブ(66)で前記ディスクウェブ(60)に固定結合され、
前記圧縮機の中間段の前記圧縮機翼の隣接する列の間を半径方向内方に延びる中間抽気口から前記補助ハブ(66)の半径方向外側を通って前記マニホルドまで流れ連通で結合され、該マニホルドまで中間抽出冷却用空気(34b)を導く中間冷却回路(48)をさらに有する、
ガスタービンエンジン(10)。 - 前記燃焼器(20)が内側ケース(54)の周囲に支持され、
前記中間冷却回路(48)が前記圧縮機(18)と前記マニホルド(58)に流れ連通する前記HPディスク(46)との間の前記軸(30)の内部に配置される、請求項1に記載のエンジン。 - 前記中間冷却回路(48)が、前記補助ハブ(66)から前記中間段(5)の上流へ軸方向に延在する管状バッフル(68)に隣接する、請求項2に記載のエンジン。
- 前記圧縮機の中間段(5)が前記圧縮機翼(5)の対応する列を支持する圧縮機ディスク(70)を含み、前記バッフル(68)が前記圧縮機ディスク(70)のハブまで前方に延在する、請求項3に記載のエンジン。
- 前記中間冷却回路(48)の前記中間抽気口が、前記圧縮機ディスク(70)に沿った前記圧縮機翼(5)から半径方向内方に延在する複数の吸気管(72)をさらに有し、前記中間抽気(34b)を前記マニホルド(58)に導く、請求項4に記載のエンジン。
- 前記HPタービン(22)が前記燃焼器(20)と前記HP翼(44)との間に配置された静翼(42)の列を有する第1段のHPタービンノズルを含み、前記静翼の前縁から後縁にわたって前記燃焼ガスの圧力を降下させ、
前記HP翼(44)の各々が、その前記前縁に沿って半径方向に延在する第1冷却孔(76)の前方列と、その前記後縁に沿って半径方向に延在する第2冷却孔(78)の後方列とをさらに含み、翼の内部冷却回路(74)から翼の冷却用空気を排気し、
前記HP翼(44)がその前縁から後縁にわたって前記燃焼ガスの圧力をさらに降下させるように構成され、
前記中間圧縮機段が前記圧縮機(18)の最終段の上流に配置されて、前記抽気(34b)の静圧を前記HP翼(44)の前記後縁における前記燃焼ガスの静圧以上にする、請求項5に記載のエンジン。 - 前記内側ケース(54)から半径方向内方に延在し、前記補助ハブ(66)から半径方向外方に延在するラビリンスシール歯(82)を密封結合するシールフレーム(80)をさらに有し、
前記翼の冷却通路(74)が前記マニホルド(58)と流れ連通して配置され、そこからの前記中間抽気(34b)を受ける、請求項6に記載のエンジン。 - 前記中間段(5)が前記抽気(34b)の静圧を前記HP翼(44)の前記前縁における前記燃焼ガス(38)の相対全圧以上にするように構成される、請求項7に記載のエンジン。
- 前記翼の冷却通路(74)が前記中間冷却回路(48)から独立した回路内で前記圧縮機(18)の前記最終段(7)と流れ連通して配置される、請求項6に記載のエンジン。
- 前記補助ハブ(66)から前記前方シールプレート(56)の外側の前記HP翼(44)まで半径方向外方に延在する前部翼固定具(84)と、
前記内側ケース(54)から後部に延在して、前記HP翼(44)を通して圧縮機の排気(34)を導く環状インデューサ(86)とをさらに有する、請求項9に記載のエンジン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/595,606 US7870742B2 (en) | 2006-11-10 | 2006-11-10 | Interstage cooled turbine engine |
US11/595,606 | 2006-11-10 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007287980A Division JP5166830B2 (ja) | 2006-11-10 | 2007-11-06 | 中間冷却タービンエンジン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012145116A JP2012145116A (ja) | 2012-08-02 |
JP5436594B2 true JP5436594B2 (ja) | 2014-03-05 |
Family
ID=38980967
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007287980A Expired - Fee Related JP5166830B2 (ja) | 2006-11-10 | 2007-11-06 | 中間冷却タービンエンジン |
JP2012036895A Expired - Fee Related JP5436594B2 (ja) | 2006-11-10 | 2012-02-23 | 中間冷却タービンエンジン |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007287980A Expired - Fee Related JP5166830B2 (ja) | 2006-11-10 | 2007-11-06 | 中間冷却タービンエンジン |
Country Status (6)
Country | Link |
---|---|
US (1) | US7870742B2 (ja) |
EP (1) | EP1921255B1 (ja) |
JP (2) | JP5166830B2 (ja) |
CN (1) | CN101178029B (ja) |
CA (1) | CA2607654C (ja) |
RU (2) | RU2007141686A (ja) |
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-
2006
- 2006-11-10 US US11/595,606 patent/US7870742B2/en active Active
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2007
- 2007-10-25 CA CA 2607654 patent/CA2607654C/en not_active Expired - Fee Related
- 2007-11-05 EP EP07119944.2A patent/EP1921255B1/en not_active Expired - Fee Related
- 2007-11-06 JP JP2007287980A patent/JP5166830B2/ja not_active Expired - Fee Related
- 2007-11-09 CN CN200710169447.1A patent/CN101178029B/zh active Active
- 2007-11-09 RU RU2007141686/06A patent/RU2007141686A/ru unknown
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Also Published As
Publication number | Publication date |
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EP1921255B1 (en) | 2016-04-27 |
RU2013118552A (ru) | 2014-10-27 |
JP2008121671A (ja) | 2008-05-29 |
EP1921255A2 (en) | 2008-05-14 |
CA2607654C (en) | 2015-03-31 |
JP5166830B2 (ja) | 2013-03-21 |
CN101178029A (zh) | 2008-05-14 |
US20080112793A1 (en) | 2008-05-15 |
RU2007141686A (ru) | 2009-05-20 |
US7870742B2 (en) | 2011-01-18 |
JP2012145116A (ja) | 2012-08-02 |
CN101178029B (zh) | 2015-08-26 |
CA2607654A1 (en) | 2008-05-10 |
EP1921255A3 (en) | 2010-10-20 |
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