JP6122445B2 - 適応型エダクタシステム - Google Patents
適応型エダクタシステム Download PDFInfo
- Publication number
- JP6122445B2 JP6122445B2 JP2014549093A JP2014549093A JP6122445B2 JP 6122445 B2 JP6122445 B2 JP 6122445B2 JP 2014549093 A JP2014549093 A JP 2014549093A JP 2014549093 A JP2014549093 A JP 2014549093A JP 6122445 B2 JP6122445 B2 JP 6122445B2
- Authority
- JP
- Japan
- Prior art keywords
- gauge pressure
- detection valve
- eductor
- valve
- gas turbine
- 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
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
- F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
- F01D11/02—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type
- F01D11/04—Preventing or minimising internal leakage of working-fluid, e.g. between stages by non-contact sealings, e.g. of labyrinth type using sealing fluid, e.g. steam
-
- 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
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/18—Lubricating arrangements
- F01D25/183—Sealing means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
- F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
- F02C7/06—Arrangements of bearings; Lubricating
-
- 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
- F05D2260/60—Fluid transfer
- F05D2260/601—Fluid transfer using an ejector or a jet pump
-
- 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
- F05D2260/60—Fluid transfer
- F05D2260/609—Deoiling or demisting
-
- 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
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/301—Pressure
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Lubrication Of Internal Combustion Engines (AREA)
- Jet Pumps And Other Pumps (AREA)
- Supercharger (AREA)
- Control Of Fluid Pressure (AREA)
Description
101 長手方向中心軸線
102 環境
103 ファン
104 第1の領域
105 シャフト
106 第2の領域
107 エダクタ供給空気
108 シール加圧空気
109 シール加圧室
110 回転用サンプ空洞油シール、回転ラビリンスシール
111 中央通気管
112 回転シール、回転ラビリンスシール
114 シール通気空気
116 アンダーカウル
118 サンプ通気空気
200 軸受のサンプ潤滑システム
201 潤滑油サンプ空洞
202 油ポンプ
204 圧油供給
205 支持軸受
206 排油
208 サンプ通気孔
300 適応型エダクタシステム、エダクタシステム、エダクタ301 固定式中央通気管
302 エダクタノズル
304 エダクタ抽気空気
306 エダクタ混合部
308 絞り装置
310 ハウジング
312 通気口
313 エダクタ流体流路、流体流路
314 第2のゲージ圧力検出弁
316 高度検出弁
318 第1のゲージ圧力検出弁
320 オリフィス絞り、オリフィス板
Claims (9)
- 第1の流体流が第1の圧力下にある第1の領域(104)と、
第2の流体流が第2の圧力下にある第2の領域(106)と、
前記第1の領域(104)およびサンプ通気孔(208)と流体連通する潤滑油サンプ空洞(201)と、
エダクタ弁システムを通りかつ前記第2の領域(106)および前記サンプ通気孔(208)と流体連通する流体流路(313)を有するとともに、該流体流路(313)に設けられたオリフィス板(320)、高度検出弁(316)および第1及び第2のゲージ圧力検出弁(318、314)を備える、前記エダクタ弁システムと、
を備え、
前記第2のゲージ圧力検出弁(314)および高度検出弁(316)が直列であり、前記第1のゲージ圧力検出弁(318)及び前記オリフィス板(320)が直列であり、第2のゲージ圧力検出弁(314)および高度検出弁(316)が、前記第1のゲージ圧力検出弁(318)及び前記オリフィス板(320)と並列である、ガスタービンエンジン(100)用のエダクタ。 - 前記高度検出弁(316)が、ある高度以下で開弁状態となり、他の全ての条件で閉弁状態となる、請求項1に記載のガスタービンエンジン(100)用のエダクタ。
- 前記第1のゲージ圧力検出弁が、第1のゲージ圧力以下で開弁状態となり、他の全ての条件で閉弁状態となる、請求項1又は2に記載のガスタービンエンジン(100)用のエダクタ。
- 前記第2のゲージ圧力検出弁(314)が、第2のゲージ圧力以下で開弁状態となり、他の全ての条件で閉弁状態となる、請求項1乃至3のいずれか1項に記載のガスタービンエンジン(100)用のエダクタ。
- 前記第1のゲージ圧力が、前記第2のゲージ圧力以下である、請求項1乃至4のいずれか1項に記載のガスタービンエンジン(100)用のエダクタ。
- 前記第1のゲージ圧力検出弁および前記第2のゲージ圧力検出弁(314)が、前記第2の領域(106)の前記ゲージ圧力に反応する、請求項1乃至5のいずれか1項に記載のガスタービンエンジン(100)用のエダクタ。
- 前記サンプ通気孔(208)および通気管を通じて前記潤滑油サンプ空洞(201)と流体連通するノズルを更に備える、請求項1乃至6のいずれか1項に記載のガスタービンエンジン(100)用のエダクタ。
- 低圧圧縮機領域および高圧圧縮機領域を有するガスタービンエンジン(100)と、
流体流が前記ガスタービンエンジン(100)の動力出力に対応する第1の圧力下にある前記低圧圧縮機領域と、
流体流が前記ガスタービンエンジン(100)の前記動力出力に対応する第2の圧力下にある前記高圧圧縮機領域と、
前記低圧圧縮機領域およびサンプ空洞通気孔(208)と流体連通する潤滑油サンプ空洞(201)と、
エダクタ弁システムを通りかつ前記高圧圧縮機領域および前記サンプ空洞通気孔(208)と流体連通する流体流路(313)を有するとともに、該流体流路(313)に設けられたオリフィス絞り(320)、高度検出弁(316)、第1のゲージ圧力検出弁(318)、および第2のゲージ圧力検出弁(314)を備える、前記エダクタ弁システムと、
を備え、
前記高度検出弁(316)が、前記流体流路(313)を通じて前記第1のゲージ圧力検出弁(318)と並列であり、
前記オリフィス絞り(320)が、前記流体流路(313)を通じて前記第1のゲージ圧力検出弁(318)と直列であり、
前記高度検出弁(316)が、前記流体流路(313)を通じて前記第2のゲージ圧力検出弁(314)と直列である、装置。 - 前記第1のゲージ圧力検出弁(318)および前記第2のゲージ圧力検出弁(314)が、前記高圧圧縮機領域の前記ゲージ圧力に反応する、請求項8に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/331,062 US8956106B2 (en) | 2011-12-20 | 2011-12-20 | Adaptive eductor system |
US13/331,062 | 2011-12-20 | ||
PCT/US2012/068371 WO2013130157A2 (en) | 2011-12-20 | 2012-12-07 | Adaptive eductor system |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2015506434A JP2015506434A (ja) | 2015-03-02 |
JP6122445B2 true JP6122445B2 (ja) | 2017-04-26 |
Family
ID=48610307
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014549093A Active JP6122445B2 (ja) | 2011-12-20 | 2012-12-07 | 適応型エダクタシステム |
Country Status (7)
Country | Link |
---|---|
US (1) | US8956106B2 (ja) |
EP (1) | EP2795069A2 (ja) |
JP (1) | JP6122445B2 (ja) |
CN (1) | CN104093941B (ja) |
BR (1) | BR112014015530A8 (ja) |
CA (1) | CA2859775C (ja) |
WO (1) | WO2013130157A2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9677424B2 (en) | 2015-06-24 | 2017-06-13 | General Electric Company | Gas turbine engine |
US10221766B2 (en) * | 2016-04-29 | 2019-03-05 | General Electric Company | Sump assembly for a gas turbine engine |
PL421044A1 (pl) * | 2017-03-30 | 2018-10-08 | General Electric Company | Układ oraz sposób dla pompy strumieniowej silnika zasilanej przez zamienny układ regulacji przepływu powietrza |
FR3098247B1 (fr) * | 2019-07-04 | 2021-06-25 | Safran Aircraft Engines | Trompe a jet pour turbomachine |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
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US3722624A (en) * | 1971-06-07 | 1973-03-27 | Gen Electric | Bearing seal and oil tank ventilation system |
US4182119A (en) | 1977-09-01 | 1980-01-08 | Avco Corporation | Air pump for turbofan fuel control system |
US4655698A (en) | 1985-07-26 | 1987-04-07 | The United States Of America As Represented By The Secretary Of The Navy | Compressor-scavenging eductor system |
GB9306890D0 (en) * | 1993-04-01 | 1993-06-02 | Bmw Rolls Royce Gmbh | A gas turbine engine with bearing chambers and barrier air chambers |
FR2705733B1 (fr) | 1993-05-25 | 1995-06-30 | Snecma | Dispositif de dépressurisation des chambres de lubrification entourant les paliers d'une turbomachine. |
DE4445957A1 (de) * | 1994-12-22 | 1996-06-27 | Abb Management Ag | Verfahren und Vorrichtung zur Eigenschmierung der Wälzlager von Turbomaschinen |
JPH0972491A (ja) * | 1995-09-07 | 1997-03-18 | Ishikawajima Harima Heavy Ind Co Ltd | 軸受の潤滑油排出構造 |
FR2831918B1 (fr) * | 2001-11-08 | 2004-05-28 | Snecma Moteurs | Stator pour turbomachine |
US20030097872A1 (en) | 2001-11-29 | 2003-05-29 | Granitz Charles Robert | System for reducing oil consumption in gas turbine engines |
US20060059891A1 (en) | 2004-09-23 | 2006-03-23 | Honeywell International, Inc. | Quiet chevron/tab exhaust eductor system |
US7500353B2 (en) | 2005-10-25 | 2009-03-10 | Honeywell International Inc. | Eductor swirl buster |
US7536864B2 (en) * | 2005-12-07 | 2009-05-26 | General Electric Company | Variable motive nozzle ejector for use with turbine engines |
US7849668B2 (en) * | 2006-10-25 | 2010-12-14 | United Technologies Corporation | Rotor brake and windmilling lubrication system for geared turbofan engine |
US7966825B2 (en) | 2006-10-31 | 2011-06-28 | Honeywell International Inc. | Exhaust eductor system with a recirculation baffle |
AU2007357132A1 (en) | 2007-07-27 | 2009-02-05 | United Technologies Corporation | Oil removal from a turbine of an organic rankine cycle (ORC) system |
DE102007058953A1 (de) | 2007-12-07 | 2009-06-10 | Rolls-Royce Deutschland Ltd & Co Kg | Lagerkammerdrucksystem |
DE102008031186A1 (de) | 2008-07-03 | 2010-01-07 | Rolls-Royce Deutschland Ltd & Co Kg | Strahltriebwerk |
US20100005806A1 (en) | 2008-07-14 | 2010-01-14 | Donnelly Brian G | Eductor system for a gas turbine engine |
US8401760B2 (en) * | 2009-07-07 | 2013-03-19 | Honeywell International Inc. | Gas turbine engine oil consumption monitoring system and method |
FR2979136B1 (fr) | 2011-08-16 | 2014-11-14 | Snecma | Dispositif d'activation d'une vanne passive d'ejecteur pour pressurisation d'une enceinte de turboreacteur d'aeronef |
-
2011
- 2011-12-20 US US13/331,062 patent/US8956106B2/en active Active
-
2012
- 2012-12-07 WO PCT/US2012/068371 patent/WO2013130157A2/en active Application Filing
- 2012-12-07 CA CA2859775A patent/CA2859775C/en not_active Expired - Fee Related
- 2012-12-07 BR BR112014015530A patent/BR112014015530A8/pt not_active IP Right Cessation
- 2012-12-07 CN CN201280063775.2A patent/CN104093941B/zh active Active
- 2012-12-07 JP JP2014549093A patent/JP6122445B2/ja active Active
- 2012-12-07 EP EP12861062.3A patent/EP2795069A2/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
CN104093941A (zh) | 2014-10-08 |
JP2015506434A (ja) | 2015-03-02 |
CA2859775C (en) | 2016-12-06 |
US8956106B2 (en) | 2015-02-17 |
BR112014015530A2 (pt) | 2017-06-13 |
US20130156547A1 (en) | 2013-06-20 |
EP2795069A2 (en) | 2014-10-29 |
WO2013130157A2 (en) | 2013-09-06 |
CN104093941B (zh) | 2015-11-25 |
CA2859775A1 (en) | 2013-09-06 |
WO2013130157A3 (en) | 2013-12-12 |
BR112014015530A8 (pt) | 2017-07-04 |
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