FR3049652B1 - Turbomachine d'aeronef a dispositif de decharge - Google Patents
Turbomachine d'aeronef a dispositif de decharge Download PDFInfo
- Publication number
- FR3049652B1 FR3049652B1 FR1652836A FR1652836A FR3049652B1 FR 3049652 B1 FR3049652 B1 FR 3049652B1 FR 1652836 A FR1652836 A FR 1652836A FR 1652836 A FR1652836 A FR 1652836A FR 3049652 B1 FR3049652 B1 FR 3049652B1
- Authority
- FR
- France
- Prior art keywords
- discharge device
- aircraft turbomachine
- turbine
- combustion chamber
- primary 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.)
- Active
Links
- 238000002485 combustion reaction Methods 0.000 abstract 2
- 238000007599 discharging Methods 0.000 abstract 1
Classifications
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- 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
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/02—Shutting-down responsive to overspeed
-
- 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
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/16—Control of working fluid flow
- F02C9/18—Control of working fluid flow by bleeding, bypassing or acting on variable working fluid interconnections between turbines or compressors or their stages
-
- 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
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
-
- 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
- F01D21/00—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for
- F01D21/04—Shutting-down of machines or engines, e.g. in emergency; Regulating, controlling, or safety means not otherwise provided for responsive to undesired position of rotor relative to stator or to breaking-off of a part of the rotor, e.g. indicating such position
- F01D21/06—Shutting-down
-
- 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
- F02C3/00—Gas-turbine plants characterised by the use of combustion products as the working fluid
- F02C3/04—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor
- F02C3/13—Gas-turbine plants characterised by the use of combustion products as the working fluid having a turbine driving a compressor having variable working fluid interconnections between turbines or compressors or stages of different rotors
-
- 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
- F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
- F02C9/26—Control of fuel supply
- F02C9/46—Emergency fuel control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/075—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type controlling flow ratio between flows
-
- 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
- F05D2270/01—Purpose of the control system
- F05D2270/02—Purpose of the control system to control rotational speed (n)
- F05D2270/021—Purpose of the control system to control rotational speed (n) to prevent overspeed
-
- 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
- F05D2270/01—Purpose of the control system
- F05D2270/04—Purpose of the control system to control acceleration (u)
- F05D2270/042—Purpose of the control system to control acceleration (u) by keeping it below damagingly high values
-
- 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
- F05D2270/01—Purpose of the control system
- F05D2270/09—Purpose of the control system to cope with emergencies
- F05D2270/091—Purpose of the control system to cope with emergencies in particular sudden load loss
-
- 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)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Control Of Turbines (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Turbomachine (10) d'aéronef, comportant au moins un premier compresseur, une chambre annulaire de combustion (70), et au moins une première turbine (46), qui définissent une première veine (22) d'écoulement d'un flux primaire, caractérisée en ce qu'elle comporte, entre ladite chambre de combustion (70) et ladite première turbine (46), un dispositif (55, 55') de décharge d'au moins une partie dudit flux primaire.
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1652836A FR3049652B1 (fr) | 2016-03-31 | 2016-03-31 | Turbomachine d'aeronef a dispositif de decharge |
US15/474,943 US11230978B2 (en) | 2016-03-31 | 2017-03-30 | Aircraft turbine engine comprising a discharge device |
GB1705225.9A GB2550478B (en) | 2016-03-31 | 2017-03-31 | Aircraft turbine engine comprising a discharge device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1652836 | 2016-03-31 | ||
FR1652836A FR3049652B1 (fr) | 2016-03-31 | 2016-03-31 | Turbomachine d'aeronef a dispositif de decharge |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3049652A1 FR3049652A1 (fr) | 2017-10-06 |
FR3049652B1 true FR3049652B1 (fr) | 2020-03-06 |
Family
ID=56087387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1652836A Active FR3049652B1 (fr) | 2016-03-31 | 2016-03-31 | Turbomachine d'aeronef a dispositif de decharge |
Country Status (3)
Country | Link |
---|---|
US (1) | US11230978B2 (fr) |
FR (1) | FR3049652B1 (fr) |
GB (1) | GB2550478B (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3079550B1 (fr) * | 2018-03-27 | 2020-10-23 | Safran Aircraft Engines | Arbre de turbine d'une turbomachine et procede de protection contre une survitesse dudit arbre |
GB2574495B (en) * | 2019-02-04 | 2021-02-17 | Rolls Royce Plc | Gas turbine engine shaft break mitigation |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3255586A (en) * | 1962-09-12 | 1966-06-14 | Dresser Ind | Gas turbine capable of rapidly accepting or rejecting a load with minimum speed deviation |
GB1484898A (en) * | 1974-09-11 | 1977-09-08 | Rolls Royce | Ducted fan gas turbine engine |
DE3940248A1 (de) * | 1989-04-17 | 1990-10-18 | Gen Electric | Verfahren und einrichtung zum regeln eines gasturbinentriebwerkes |
US6789000B1 (en) * | 2002-04-16 | 2004-09-07 | Altek Power Corporation | Microprocessor-based control system for gas turbine electric powerplant |
WO2007116319A2 (fr) * | 2006-01-20 | 2007-10-18 | Rolls-Royce Power Engineering Plc | Système de soupape de purge d'air |
DE102008024022A1 (de) * | 2008-05-16 | 2009-11-19 | Rolls-Royce Deutschland Ltd & Co Kg | Gasturbinentriebwerk, insbesondere Flugtriebwerk |
WO2013102113A2 (fr) * | 2011-12-30 | 2013-07-04 | Rolls-Royce North American Technologies Inc. | Moteurs à turbine à gaz comprenant des turbines à vitesse variable |
US11053861B2 (en) * | 2016-03-03 | 2021-07-06 | General Electric Company | Overspeed protection system and method |
EP3266987A1 (fr) * | 2016-07-08 | 2018-01-10 | General Electric Technology GmbH | Limiteur de vitesse et d'accélération de turbine |
-
2016
- 2016-03-31 FR FR1652836A patent/FR3049652B1/fr active Active
-
2017
- 2017-03-30 US US15/474,943 patent/US11230978B2/en active Active
- 2017-03-31 GB GB1705225.9A patent/GB2550478B/en active Active
Also Published As
Publication number | Publication date |
---|---|
GB2550478A (en) | 2017-11-22 |
US20170284306A1 (en) | 2017-10-05 |
GB2550478B (en) | 2021-05-19 |
FR3049652A1 (fr) | 2017-10-06 |
US11230978B2 (en) | 2022-01-25 |
GB201705225D0 (en) | 2017-05-17 |
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Legal Events
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Year of fee payment: 2 |
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Year of fee payment: 3 |
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CD | Change of name or company name |
Owner name: SAFRAN AIRCRAFT ENGINES, FR Effective date: 20180809 |
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Year of fee payment: 4 |
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