FR3108658B1 - Rotor de turbine comprenant un dispositif de régulation du débit de fluide de refroidissement et turbomachine comprenant un tel rotor - Google Patents

Rotor de turbine comprenant un dispositif de régulation du débit de fluide de refroidissement et turbomachine comprenant un tel rotor Download PDF

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Publication number
FR3108658B1
FR3108658B1 FR2002882A FR2002882A FR3108658B1 FR 3108658 B1 FR3108658 B1 FR 3108658B1 FR 2002882 A FR2002882 A FR 2002882A FR 2002882 A FR2002882 A FR 2002882A FR 3108658 B1 FR3108658 B1 FR 3108658B1
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FR
France
Prior art keywords
rotor
turbomachine
regulating
flow
cooling fluid
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
Application number
FR2002882A
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English (en)
Other versions
FR3108658A1 (fr
Inventor
Tewfik Boudebiza
Arnaud Nicolas Negri
Thaïs Savanah Liliane Marie Smeets
Didier Jean-Louis Yvon
Frédéric François Jean-Yves Patard
Benissa Boujida
Gilles Alain Marie Charier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Safran Aircraft Engines SAS
Original Assignee
Safran Aircraft Engines SAS
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Safran Aircraft Engines SAS filed Critical Safran Aircraft Engines SAS
Priority to FR2002882A priority Critical patent/FR3108658B1/fr
Publication of FR3108658A1 publication Critical patent/FR3108658A1/fr
Application granted granted Critical
Publication of FR3108658B1 publication Critical patent/FR3108658B1/fr
Active legal-status Critical Current
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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
    • 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
    • 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
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—Cooling
    • 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
    • F02C6/00—Plural gas-turbine plants; Combinations of gas-turbine plants with other apparatus; Adaptations of gas- turbine plants for special use
    • F02C6/04—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output
    • F02C6/06—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas
    • F02C6/08—Gas-turbine plants providing heated or pressurised working fluid for other apparatus, e.g. without mechanical power output providing compressed gas the gas being bled from the gas-turbine compressor
    • 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
    • F02C7/12—Cooling of plants
    • 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
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • 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

Abstract

Rotor de turbine (25) comprenant au moins une aube montée sur un disque de rotor (25a) et un élément de rotor (26) disposé en amont et solidaire en rotation dudit disque de rotor (25a), l’élément de rotor (26) comprenant au moins un orifice de ventilation (26c) pour la ventilation de ladite aube, caractérisé en ce qu’il comprend au moins un dispositif de régulation du débit d’air (30) monté dans l’élément de rotor (26) et associé à un orifice de ventilation (26c) configuré pour se déplacer progressivement au moins radialement dans une cavité correspondante (26d) entre une position d’obturation de l’orifice de ventilation (26c) associé et une position d’ouverture dudit orifice (26c) en fonction du régime de rotation du rotor. Figure pour l’abrégé : Fig 4B
FR2002882A 2020-03-24 2020-03-24 Rotor de turbine comprenant un dispositif de régulation du débit de fluide de refroidissement et turbomachine comprenant un tel rotor Active FR3108658B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR2002882A FR3108658B1 (fr) 2020-03-24 2020-03-24 Rotor de turbine comprenant un dispositif de régulation du débit de fluide de refroidissement et turbomachine comprenant un tel rotor

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR2002882A FR3108658B1 (fr) 2020-03-24 2020-03-24 Rotor de turbine comprenant un dispositif de régulation du débit de fluide de refroidissement et turbomachine comprenant un tel rotor
FR2002882 2020-03-24

Publications (2)

Publication Number Publication Date
FR3108658A1 FR3108658A1 (fr) 2021-10-01
FR3108658B1 true FR3108658B1 (fr) 2023-07-28

Family

ID=71784174

Family Applications (1)

Application Number Title Priority Date Filing Date
FR2002882A Active FR3108658B1 (fr) 2020-03-24 2020-03-24 Rotor de turbine comprenant un dispositif de régulation du débit de fluide de refroidissement et turbomachine comprenant un tel rotor

Country Status (1)

Country Link
FR (1) FR3108658B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11512594B2 (en) * 2020-06-05 2022-11-29 General Electric Company System and method for modulating airflow into a bore of a rotor to control blade tip clearance

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3575528A (en) * 1968-10-28 1971-04-20 Gen Motors Corp Turbine rotor cooling
DE2121281A1 (de) * 1971-04-30 1972-11-09 Daimler-Benz Ag, 7000 Stuttgart Laufrad für eine Gasturbine
US3712756A (en) * 1971-07-22 1973-01-23 Gen Electric Centrifugally controlled flow modulating valve
GB0419436D0 (en) * 2004-09-02 2004-10-06 Rolls Royce Plc An arrangement for controlling flow of fluid to a component of a gas turbine engine
FR2884867B1 (fr) * 2005-04-21 2007-08-03 Snecma Moteurs Sa Dispositif de regulation du debit d'air circulant dans un arbre rotatif d'une turbomachine
GB0908373D0 (en) * 2009-05-15 2009-06-24 Rolls Royce Plc Fluid flow control device
US9593590B2 (en) * 2013-03-01 2017-03-14 Siemens Energy, Inc. Active bypass flow control for a seal in a gas turbine engine

Also Published As

Publication number Publication date
FR3108658A1 (fr) 2021-10-01

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