FR2952434B1 - DISTORTION GRID CAPABLE OF ADJUSTING THE OBSTRUCTION OF AN AIR FLOW INTO A TURBOREACTOR - Google Patents
DISTORTION GRID CAPABLE OF ADJUSTING THE OBSTRUCTION OF AN AIR FLOW INTO A TURBOREACTORInfo
- Publication number
- FR2952434B1 FR2952434B1 FR0957959A FR0957959A FR2952434B1 FR 2952434 B1 FR2952434 B1 FR 2952434B1 FR 0957959 A FR0957959 A FR 0957959A FR 0957959 A FR0957959 A FR 0957959A FR 2952434 B1 FR2952434 B1 FR 2952434B1
- Authority
- FR
- France
- Prior art keywords
- turboreactor
- obstruction
- adjusting
- air flow
- distortion grid
- 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
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
- F01D17/12—Final actuators arranged in stator parts
- F01D17/14—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits
- F01D17/141—Final actuators arranged in stator parts varying effective cross-sectional area of nozzles or guide conduits by means of shiftable members or valves obturating part of the flow path
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/02—Surge control
- F04D27/0207—Surge control by bleeding, bypassing or recycling fluids
- F04D27/0215—Arrangements therefor, e.g. bleed or by-pass valves
-
- 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
- F05D2240/00—Components
- F05D2240/40—Use of a multiplicity of similar components
-
- 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
- F05D2250/00—Geometry
- F05D2250/10—Two-dimensional
- F05D2250/19—Two-dimensional machined; miscellaneous
- F05D2250/191—Two-dimensional machined; miscellaneous perforated
-
- 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
- F05D2250/00—Geometry
- F05D2250/40—Movement of components
- F05D2250/41—Movement of components with one degree of freedom
- F05D2250/411—Movement of components with one degree of freedom in rotation
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0957959A FR2952434B1 (en) | 2009-11-12 | 2009-11-12 | DISTORTION GRID CAPABLE OF ADJUSTING THE OBSTRUCTION OF AN AIR FLOW INTO A TURBOREACTOR |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0957959A FR2952434B1 (en) | 2009-11-12 | 2009-11-12 | DISTORTION GRID CAPABLE OF ADJUSTING THE OBSTRUCTION OF AN AIR FLOW INTO A TURBOREACTOR |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2952434A1 FR2952434A1 (en) | 2011-05-13 |
FR2952434B1 true FR2952434B1 (en) | 2012-06-29 |
Family
ID=42273233
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0957959A Active FR2952434B1 (en) | 2009-11-12 | 2009-11-12 | DISTORTION GRID CAPABLE OF ADJUSTING THE OBSTRUCTION OF AN AIR FLOW INTO A TURBOREACTOR |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2952434B1 (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103471852B (en) * | 2013-09-27 | 2015-10-28 | 北京动力机械研究所 | Flow distortion simulation device |
CN113565581B (en) * | 2020-04-28 | 2023-09-01 | 中国航发商用航空发动机有限责任公司 | Pressure distortion simulation device, system and method |
CN112798286B (en) * | 2021-03-19 | 2021-07-06 | 中国航发上海商用航空发动机制造有限责任公司 | Distortion generating device for aircraft engine |
CN113074943B (en) * | 2021-03-23 | 2023-05-30 | 中国人民解放军空军工程大学 | Oscillating total pressure distortion generating device |
CN114739680B (en) * | 2022-03-07 | 2023-02-10 | 西北工业大学 | Design method of aero-engine intake distortion system |
CN115452388A (en) * | 2022-10-17 | 2022-12-09 | 北京航空航天大学 | Distortion index proportion adjustable total pressure distortion generator, flow field experimental apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3759091A (en) * | 1971-07-02 | 1973-09-18 | Gen Electric | Engine inlet distortion testing apparatus |
FR2860045B1 (en) * | 2003-09-24 | 2006-01-06 | Snecma Moteurs | VENTILATION SYSTEM FOR A DIVERGENT CONVERGENT EJECTION TUBE |
EP1555420B1 (en) * | 2003-12-23 | 2007-06-13 | Techspace Aero S.A. | Process and apparatus for optimizing the flow regulation of a fluid by adapting the pressure drop |
FR2900445B1 (en) * | 2006-04-28 | 2013-02-08 | Snecma | TURBOREACTOR COMPRISING A POST COMBUSTION CHANNEL COOLED BY A VARIABLE FLOW VENTILATION FLOW |
EP1936468A1 (en) * | 2006-12-22 | 2008-06-25 | Siemens Aktiengesellschaft | Bi-metallic elements for adjusting a cooling channel |
-
2009
- 2009-11-12 FR FR0957959A patent/FR2952434B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
FR2952434A1 (en) | 2011-05-13 |
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Legal Events
Date | Code | Title | Description |
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PLFP | Fee payment |
Year of fee payment: 7 |
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PLFP | Fee payment |
Year of fee payment: 8 |
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PLFP | Fee payment |
Year of fee payment: 9 |
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CD | Change of name or company name |
Owner name: SAFRAN AIRCRAFT ENGINES, FR Effective date: 20170717 |
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PLFP | Fee payment |
Year of fee payment: 10 |
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PLFP | Fee payment |
Year of fee payment: 11 |
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PLFP | Fee payment |
Year of fee payment: 12 |
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PLFP | Fee payment |
Year of fee payment: 13 |
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PLFP | Fee payment |
Year of fee payment: 14 |
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PLFP | Fee payment |
Year of fee payment: 15 |