JP5035146B2 - ガスタービンエンジンの低圧ブレードに換気空気を供給する装置 - Google Patents
ガスタービンエンジンの低圧ブレードに換気空気を供給する装置 Download PDFInfo
- Publication number
- JP5035146B2 JP5035146B2 JP2008174224A JP2008174224A JP5035146B2 JP 5035146 B2 JP5035146 B2 JP 5035146B2 JP 2008174224 A JP2008174224 A JP 2008174224A JP 2008174224 A JP2008174224 A JP 2008174224A JP 5035146 B2 JP5035146 B2 JP 5035146B2
- Authority
- JP
- Japan
- Prior art keywords
- turbine
- segment
- drum
- blade
- disk
- 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.)
- Active
Links
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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
- F01D5/081—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
- 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
-
- 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
- F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
- F01D5/3007—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type
- F01D5/3015—Fixing blades to rotors; Blade roots ; Blade spacers of axial insertion type with side plates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Description
3 LPタービンディスク
6 ブレード
6A、62 ブレード根元部の下流面
6B、61 フック
6P ブレード根元部
8 軸方向保持セグメント
10 一体型ドラム
11、12 ディスク
12J ディスクのリム
12P 穴あけ部
12R’、32 溝
13 シェルリング
13E 密閉要素
14 下流シェルリング
14A オリフィス
18、18’ 保持セグメント
18B、18’B 保持セグメントの基部
18C 環状のチャネル
18’P、20P 通路
20 ステータ
Claims (8)
- 換気空気をガスタービンエンジンのタービンロータに供給する装置であって、一体型のドラムを一緒に形成している第1および第2タービンディスクと下流のシェルリングとを備え、第2タービンディスクがタービンブレードを収容するための、リムに機械加工された空洞を備え、ブレードが軸方向保持セグメントによって軸方向に保持されており、リムの下流で、少なくとも1つの穴あけ部がシェルリングに作成されて、ドラムの内側を、前記空洞の少なくともいくつかと連通するようにしており、通路がセグメントに形成されている、装置。
- 軸方向の保持セグメントが、穴あけ部と第2ディスクの空洞との間の通路を備える、請求項1に記載の装置。
- 通路が、セグメントを機械加工することによって作り出されている、請求項2に記載の装置。
- セグメントが、ドラムに形成された溝に収容された基部を備える、請求項1から3のいずれか一項に記載の装置。
- セグメントが基部に環状チャネルを備え、チャネルが半径方向に穴あけ部に通じ、軸線方向にリムの空洞に通じている、請求項4に記載の装置。
- セグメントが、基部に機械加工された複数の半径方向のブラインド半月部を備える、請求項4に記載の装置。
- 請求項1から6の一項に記載の換気空気を供給する装置を備える、ガスタービンエンジンのタービンロータ。
- 請求項7に記載のタービンロータを備える、ガスタービンエンジン。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0704918A FR2918414B1 (fr) | 2007-07-06 | 2007-07-06 | Dispositif d'alimentation en air de ventilation des aubes de turbine basse pression d'un moteur a turbine a gaz ; segment pour l'arret axial et la ventilation des aubes de turbine basse pression |
FR0704918 | 2007-07-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009013981A JP2009013981A (ja) | 2009-01-22 |
JP5035146B2 true JP5035146B2 (ja) | 2012-09-26 |
Family
ID=39052417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2008174224A Active JP5035146B2 (ja) | 2007-07-06 | 2008-07-03 | ガスタービンエンジンの低圧ブレードに換気空気を供給する装置 |
Country Status (6)
Country | Link |
---|---|
US (1) | US8157506B2 (ja) |
EP (1) | EP2011966B1 (ja) |
JP (1) | JP5035146B2 (ja) |
CA (1) | CA2636665C (ja) |
FR (1) | FR2918414B1 (ja) |
RU (1) | RU2481481C2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10883381B2 (en) | 2015-10-23 | 2021-01-05 | Mitsubishi Power, Ltd. | Compressor rotor, gas turbine rotor provided therewith, and gas turbine |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2958322B1 (fr) * | 2010-04-01 | 2013-03-15 | Snecma | Rotor de moteur a turbine a gaz comprenant un tambour de rotor et une couronne de rotor |
FR2963806B1 (fr) | 2010-08-10 | 2013-05-03 | Snecma | Dispositif de blocage d'un pied d'une aube de rotor |
FR2965291B1 (fr) * | 2010-09-27 | 2015-01-23 | Snecma | Ensemble unitaire de disques de rotor pour une turbomachine |
FR2973433A1 (fr) * | 2011-04-04 | 2012-10-05 | Snecma | Rotor de turbine pour une turbomachine |
FR2995021B1 (fr) * | 2012-09-04 | 2017-08-25 | Snecma | Dispositif d'alimentation en air pour turbines de moteurs d'aeronefs |
US10001061B2 (en) * | 2014-06-06 | 2018-06-19 | United Technologies Corporation | Cooling system for gas turbine engines |
US10408087B2 (en) | 2014-11-07 | 2019-09-10 | United Technologies Corporation | Turbine rotor segmented sideplates with anti-rotation |
US9732619B2 (en) * | 2015-03-31 | 2017-08-15 | United Technologies Corporation | Retaining rings for turbomachine disk and coverplate assemblies |
ES2698504T3 (es) | 2015-07-28 | 2019-02-05 | MTU Aero Engines AG | Turbina de gas |
EP3141698A1 (en) * | 2015-09-10 | 2017-03-15 | Siemens Aktiengesellschaft | Arrangement for a gas turbine |
JP6554736B2 (ja) | 2015-10-23 | 2019-08-07 | 三菱日立パワーシステムズ株式会社 | ガスタービンロータ、ガスタービン、及びガスタービン設備 |
FR3062415B1 (fr) * | 2017-02-02 | 2019-06-07 | Safran Aircraft Engines | Rotor de turbine de turbomachine a ventilation par lamage |
FR3062677B1 (fr) * | 2017-02-07 | 2019-12-13 | Safran Aircraft Engines | Turboreacteur a double flux comprenant un distributeur precedant deux etages de turbines basse pression qui sont ventiles par de l'air de refroidissement du distributeur |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB612097A (en) * | 1946-10-09 | 1948-11-08 | English Electric Co Ltd | Improvements in and relating to the cooling of gas turbine rotors |
US3356339A (en) * | 1966-12-12 | 1967-12-05 | Gen Motors Corp | Turbine rotor |
JPH07324632A (ja) * | 1994-05-30 | 1995-12-12 | Mitsubishi Heavy Ind Ltd | ガスタービン動翼の冷却空気シール装置 |
US5932940A (en) * | 1996-07-16 | 1999-08-03 | Massachusetts Institute Of Technology | Microturbomachinery |
DE19950109A1 (de) * | 1999-10-18 | 2001-04-19 | Asea Brown Boveri | Rotor für eine Gasturbine |
FR2825748B1 (fr) * | 2001-06-07 | 2003-11-07 | Snecma Moteurs | Agencement de rotor de turbomachine a deux disques aubages separes par une entretoise |
RU2230195C2 (ru) * | 2002-05-30 | 2004-06-10 | Открытое акционерное общество "Авиадвигатель" | Ротор многоступенчатой турбины |
US7192244B2 (en) * | 2004-02-23 | 2007-03-20 | Grande Iii Salvatore F | Bladeless conical radial turbine and method |
GB2420155B (en) * | 2004-11-12 | 2008-08-27 | Rolls Royce Plc | Turbine blade cooling system |
FR2892454B1 (fr) * | 2005-10-21 | 2008-01-25 | Snecma Sa | Dispositif de ventilation de disques de turbine dans un moteur a turbine a gaz |
GB0603030D0 (en) * | 2006-02-15 | 2006-03-29 | Rolls Royce Plc | Gas turbine engine rotor ventilation arrangement |
-
2007
- 2007-07-06 FR FR0704918A patent/FR2918414B1/fr not_active Expired - Fee Related
-
2008
- 2008-07-03 RU RU2008127152/06A patent/RU2481481C2/ru active
- 2008-07-03 JP JP2008174224A patent/JP5035146B2/ja active Active
- 2008-07-03 US US12/167,541 patent/US8157506B2/en active Active
- 2008-07-04 CA CA2636665A patent/CA2636665C/fr active Active
- 2008-07-04 EP EP08159726A patent/EP2011966B1/fr active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10883381B2 (en) | 2015-10-23 | 2021-01-05 | Mitsubishi Power, Ltd. | Compressor rotor, gas turbine rotor provided therewith, and gas turbine |
Also Published As
Publication number | Publication date |
---|---|
CA2636665A1 (fr) | 2009-01-06 |
CA2636665C (fr) | 2015-02-24 |
US8157506B2 (en) | 2012-04-17 |
EP2011966A2 (fr) | 2009-01-07 |
EP2011966A3 (fr) | 2010-03-03 |
RU2008127152A (ru) | 2010-01-10 |
EP2011966B1 (fr) | 2012-03-28 |
US20090304495A1 (en) | 2009-12-10 |
FR2918414A1 (fr) | 2009-01-09 |
JP2009013981A (ja) | 2009-01-22 |
RU2481481C2 (ru) | 2013-05-10 |
FR2918414B1 (fr) | 2013-04-12 |
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