FR2345592A1 - Diffuseur pour ecoulement de fluide - Google Patents
Diffuseur pour ecoulement de fluideInfo
- Publication number
- FR2345592A1 FR2345592A1 FR7708632A FR7708632A FR2345592A1 FR 2345592 A1 FR2345592 A1 FR 2345592A1 FR 7708632 A FR7708632 A FR 7708632A FR 7708632 A FR7708632 A FR 7708632A FR 2345592 A1 FR2345592 A1 FR 2345592A1
- Authority
- FR
- France
- Prior art keywords
- fluid flow
- flow diffuser
- diffuser
- fluid
- flow
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23R—GENERATING COMBUSTION PRODUCTS OF HIGH PRESSURE OR HIGH VELOCITY, e.g. GAS-TURBINE COMBUSTION CHAMBERS
- F23R3/00—Continuous combustion chambers using liquid or gaseous fuel
- F23R3/02—Continuous combustion chambers using liquid or gaseous fuel characterised by the air-flow or gas-flow configuration
-
- 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
- F01D25/30—Exhaust heads, chambers, or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/68—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers
- F04D29/681—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps
- F04D29/682—Combating cavitation, whirls, noise, vibration or the like; Balancing by influencing boundary layers especially adapted for elastic fluid pumps by fluid extraction
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S415/00—Rotary kinetic fluid motors or pumps
- Y10S415/914—Device to control boundary layer
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB11778/76A GB1573926A (en) | 1976-03-24 | 1976-03-24 | Fluid flow diffuser |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2345592A1 true FR2345592A1 (fr) | 1977-10-21 |
FR2345592B1 FR2345592B1 (fr) | 1980-03-28 |
Family
ID=9992533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7708632A Granted FR2345592A1 (fr) | 1976-03-24 | 1977-03-23 | Diffuseur pour ecoulement de fluide |
Country Status (7)
Country | Link |
---|---|
US (1) | US4098073A (fr) |
JP (1) | JPS52145608A (fr) |
CH (1) | CH614494A5 (fr) |
DE (1) | DE2712770C3 (fr) |
FR (1) | FR2345592A1 (fr) |
GB (1) | GB1573926A (fr) |
IT (1) | IT1115510B (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2469563A1 (fr) * | 1979-11-14 | 1981-05-22 | Nissan Motor | Moteur a turbine a gaz avec agencement diffuseur et collecteur des gaz d'echappement |
US4497445A (en) * | 1980-03-10 | 1985-02-05 | Rolls-Royce Limited | Diffusion apparatus |
WO1995020130A1 (fr) * | 1994-01-24 | 1995-07-27 | Siemens Aktiengesellschaft | Chambre de combustion pour turbine a gaz |
WO1999040294A1 (fr) * | 1998-02-09 | 1999-08-12 | Siemens Aktiengesellschaft | Diffuseur de gaz d'echappement |
CN102844527A (zh) * | 2010-04-21 | 2012-12-26 | 西门子公司 | 用于燃气轮机的排气扩散器 |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4232516A (en) * | 1977-10-05 | 1980-11-11 | Rolls-Royce Limited | Flow deflecting devices |
CH635171A5 (de) * | 1978-06-08 | 1983-03-15 | Bbc Brown Boveri & Cie | Einrichtung an einem diffusor zum unterdruecken von resonanzen. |
US4231971A (en) * | 1979-04-11 | 1980-11-04 | Dresser Industries, Inc. | Flow method and device |
US4272955A (en) * | 1979-06-28 | 1981-06-16 | General Electric Company | Diffusing means |
US4515524A (en) * | 1982-09-27 | 1985-05-07 | Allis-Chalmers Corporation | Draft tube for hydraulic turbine |
US4549847A (en) * | 1982-11-04 | 1985-10-29 | A.S. Kongsberg Vapenfabrikk | High area ratio, variable entrance geometry compressor diffuser |
US4474350A (en) * | 1982-12-02 | 1984-10-02 | Field Aviation Company Ltd. | Probe for water bomber |
US4512158A (en) * | 1983-06-16 | 1985-04-23 | United Technologies Corporation | High blockage diffuser with means for minimizing wakes |
FR2602275B1 (fr) * | 1986-08-04 | 1990-08-10 | Onera (Off Nat Aerospatiale) | Perfectionnements aux tuyeres de propulseurs pour reduction d'efforts lateraux |
US4989807A (en) * | 1988-04-07 | 1991-02-05 | Grumman Aerospace Corporation | S-shaped jet engine inlet diffuser |
WO1990005238A1 (fr) * | 1988-10-31 | 1990-05-17 | Proizvodstvennoe Obiedinenie 'nevsky Zavod' Imeni V.I.Lenina | Procede et dispositif diffuseur pour elargir un flux |
US5187931A (en) * | 1989-10-16 | 1993-02-23 | General Electric Company | Combustor inner passage with forward bleed openings |
DE4300275A1 (de) * | 1993-01-08 | 1994-07-14 | Abb Management Ag | Verfahren zum Betrieb eines Turboverdichters |
US5632142A (en) * | 1995-02-15 | 1997-05-27 | Surette; Robert G. | Stationary gas turbine power system and related method |
US5725180A (en) * | 1995-12-29 | 1998-03-10 | General Electric Company | Aircraft engine pitot plenum intake |
US6444033B1 (en) * | 1999-11-12 | 2002-09-03 | Delsys Pharmaceutical Corp. | Article comprising a diffuser with flow control features |
FR2835019B1 (fr) * | 2002-01-22 | 2004-12-31 | Snecma Moteurs | Diffuseur pour moteur a turbine a gaz terrestre ou aeronautique |
US6843059B2 (en) * | 2002-11-19 | 2005-01-18 | General Electric Company | Combustor inlet diffuser with boundary layer blowing |
GB0229307D0 (en) | 2002-12-17 | 2003-01-22 | Rolls Royce Plc | A diffuser arrangement |
WO2010096817A2 (fr) | 2009-02-23 | 2010-08-26 | Williams International Co., L.L.C. | Système de combustion |
US8474266B2 (en) | 2009-07-24 | 2013-07-02 | General Electric Company | System and method for a gas turbine combustor having a bleed duct from a diffuser to a fuel nozzle |
JP5535562B2 (ja) * | 2009-09-16 | 2014-07-02 | 三菱重工業株式会社 | 排出スクロール及びターボ機械 |
US8381532B2 (en) * | 2010-01-27 | 2013-02-26 | General Electric Company | Bled diffuser fed secondary combustion system for gas turbines |
EP2386720A1 (fr) * | 2010-05-11 | 2011-11-16 | Siemens Aktiengesellschaft | Diffuseur de gaz d'échappement avec diaphragme |
US20120027578A1 (en) * | 2010-07-30 | 2012-02-02 | General Electric Company | Systems and apparatus relating to diffusers in combustion turbine engines |
US8744251B2 (en) | 2010-11-17 | 2014-06-03 | 3M Innovative Properties Company | Apparatus and methods for delivering a heated fluid |
WO2013002667A1 (fr) | 2011-06-30 | 2013-01-03 | Pratt & Whitney Canada Corp | Conduits diffuseurs et ensemble pour moteur à turbine à gaz |
US9239166B2 (en) * | 2012-10-29 | 2016-01-19 | Solar Turbines Incorporated | Gas turbine diffuser with flow separator |
US9874223B2 (en) | 2013-06-17 | 2018-01-23 | Pratt & Whitney Canada Corp. | Diffuser pipe for a gas turbine engine and method for manufacturing same |
JP5975057B2 (ja) * | 2014-04-15 | 2016-08-23 | トヨタ自動車株式会社 | タービンハウジング |
DE102017121337A1 (de) * | 2017-09-14 | 2019-03-14 | Abb Turbo Systems Ag | Diffusor einer abgasturbine |
CN112249383A (zh) * | 2020-09-27 | 2021-01-22 | 黑龙江省农业机械工程科学研究院牡丹江农业机械化研究所 | 配装防粘连计量装置的粘性物料分装机 |
US11486262B2 (en) * | 2021-03-03 | 2022-11-01 | General Electric Company | Diffuser bleed assembly |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2841182A (en) * | 1955-12-29 | 1958-07-01 | Westinghouse Electric Corp | Boundary layer fluid control apparatus |
DE1187432B (de) * | 1960-11-19 | 1965-02-18 | Theodor Helmbold Dr Ing | Diffusor mit Fuehrungsmulden fuer die Hauptstroemung beruehrende Potentialwirbel |
GB1000767A (en) * | 1963-05-08 | 1965-08-11 | Int Research & Dev Co Ltd | Diffusers for fluids |
US3216455A (en) * | 1961-12-05 | 1965-11-09 | Gen Electric | High performance fluidynamic component |
FR2027582A1 (fr) * | 1968-12-06 | 1970-10-02 | Mini Techno Britanni | |
FR2056491A5 (fr) * | 1969-07-30 | 1971-05-14 | Rolls Royce |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB580841A (en) * | 1941-05-07 | 1946-09-23 | David Macleish Smith | Improvements in gas impressors |
US3000401A (en) * | 1960-01-29 | 1961-09-19 | Friedrich O Ringleb | Boundary layer flow control device |
DE1264360B (de) * | 1963-06-17 | 1968-03-21 | Neyrpic S A Ets | Diffusor fuer Stroemungsmaschinen, insbesondere als Saugrohr bzw. Saugkruemmer fuer Wasserturbinen |
-
1976
- 1976-03-24 GB GB11778/76A patent/GB1573926A/en not_active Expired
-
1977
- 1977-03-21 US US05/779,553 patent/US4098073A/en not_active Expired - Lifetime
- 1977-03-23 DE DE2712770A patent/DE2712770C3/de not_active Expired
- 1977-03-23 CH CH369077A patent/CH614494A5/xx not_active IP Right Cessation
- 1977-03-23 FR FR7708632A patent/FR2345592A1/fr active Granted
- 1977-03-24 JP JP3277677A patent/JPS52145608A/ja active Granted
- 1977-03-24 IT IT21643/77A patent/IT1115510B/it active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2841182A (en) * | 1955-12-29 | 1958-07-01 | Westinghouse Electric Corp | Boundary layer fluid control apparatus |
DE1187432B (de) * | 1960-11-19 | 1965-02-18 | Theodor Helmbold Dr Ing | Diffusor mit Fuehrungsmulden fuer die Hauptstroemung beruehrende Potentialwirbel |
US3216455A (en) * | 1961-12-05 | 1965-11-09 | Gen Electric | High performance fluidynamic component |
GB1000767A (en) * | 1963-05-08 | 1965-08-11 | Int Research & Dev Co Ltd | Diffusers for fluids |
FR2027582A1 (fr) * | 1968-12-06 | 1970-10-02 | Mini Techno Britanni | |
FR2056491A5 (fr) * | 1969-07-30 | 1971-05-14 | Rolls Royce |
Non-Patent Citations (1)
Title |
---|
NV452/ * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2469563A1 (fr) * | 1979-11-14 | 1981-05-22 | Nissan Motor | Moteur a turbine a gaz avec agencement diffuseur et collecteur des gaz d'echappement |
US4497445A (en) * | 1980-03-10 | 1985-02-05 | Rolls-Royce Limited | Diffusion apparatus |
EP0035838B1 (fr) * | 1980-03-10 | 1985-02-06 | Rolls-Royce Plc | Diffuseur |
WO1995020130A1 (fr) * | 1994-01-24 | 1995-07-27 | Siemens Aktiengesellschaft | Chambre de combustion pour turbine a gaz |
US5735115A (en) * | 1994-01-24 | 1998-04-07 | Siemens Aktiengesellschaft | Gas turbine combustor with means for removing swirl |
WO1999040294A1 (fr) * | 1998-02-09 | 1999-08-12 | Siemens Aktiengesellschaft | Diffuseur de gaz d'echappement |
CN102844527A (zh) * | 2010-04-21 | 2012-12-26 | 西门子公司 | 用于燃气轮机的排气扩散器 |
CN102844527B (zh) * | 2010-04-21 | 2015-03-04 | 西门子公司 | 燃气轮机及其排气扩散器 |
Also Published As
Publication number | Publication date |
---|---|
IT1115510B (it) | 1986-02-03 |
GB1573926A (en) | 1980-08-28 |
JPS52145608A (en) | 1977-12-03 |
US4098073A (en) | 1978-07-04 |
DE2712770A1 (de) | 1977-10-13 |
JPS5613170B2 (fr) | 1981-03-26 |
DE2712770C3 (de) | 1982-03-04 |
FR2345592B1 (fr) | 1980-03-28 |
CH614494A5 (fr) | 1979-11-30 |
DE2712770B2 (de) | 1981-05-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |