FR3050431B1 - Systeme d'actionnement simplifie de pas pour une helice de turbomachine - Google Patents

Systeme d'actionnement simplifie de pas pour une helice de turbomachine Download PDF

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Publication number
FR3050431B1
FR3050431B1 FR1653469A FR1653469A FR3050431B1 FR 3050431 B1 FR3050431 B1 FR 3050431B1 FR 1653469 A FR1653469 A FR 1653469A FR 1653469 A FR1653469 A FR 1653469A FR 3050431 B1 FR3050431 B1 FR 3050431B1
Authority
FR
France
Prior art keywords
actuation system
simplified step
step actuation
turbomachine propeller
turbomachine
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
FR1653469A
Other languages
English (en)
Other versions
FR3050431A1 (fr
Inventor
Huguette de Wergifosse
Frederic BRETTES
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
SNECMA 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, SNECMA SAS filed Critical Safran Aircraft Engines SAS
Priority to FR1653469A priority Critical patent/FR3050431B1/fr
Priority to US16/094,623 priority patent/US10780976B2/en
Priority to PCT/FR2017/050911 priority patent/WO2017182748A1/fr
Priority to GB1817590.1A priority patent/GB2563808B/en
Publication of FR3050431A1 publication Critical patent/FR3050431A1/fr
Application granted granted Critical
Publication of FR3050431B1 publication Critical patent/FR3050431B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/44—Blade pitch-changing mechanisms electric
    • 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
    • F01D7/00—Rotors with blades adjustable in operation; Control thereof
    • 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
    • F02C6/20—Adaptations of gas-turbine plants for driving vehicles
    • F02C6/206—Adaptations of gas-turbine plants for driving vehicles the vehicles being airscrew driven
    • 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
    • F02K3/072—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 with counter-rotating, e.g. fan rotors
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • F05D2220/324—Application in turbines in gas turbines to drive unshrouded, low solidity propeller
    • 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
    • F05D2260/40—Transmission of power
    • F05D2260/403—Transmission of power through the shape of the drive components
    • F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
    • 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
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/74—Adjusting of angle of incidence or attack of rotating blades by turning around an axis perpendicular the rotor centre line
    • 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
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/75—Adjusting of angle of incidence or attack of rotating blades the adjusting mechanism not using auxiliary power sources, e.g. by "servos"
    • 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
    • F05D2260/70—Adjusting of angle of incidence or attack of rotating blades
    • F05D2260/79—Bearing, support or actuation arrangements therefor
    • 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
    • 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
    • F05D2270/60—Control system actuates means
    • F05D2270/62—Electrical actuators
FR1653469A 2016-04-20 2016-04-20 Systeme d'actionnement simplifie de pas pour une helice de turbomachine Active FR3050431B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR1653469A FR3050431B1 (fr) 2016-04-20 2016-04-20 Systeme d'actionnement simplifie de pas pour une helice de turbomachine
US16/094,623 US10780976B2 (en) 2016-04-20 2017-04-18 Simplified pitch actuation system for a turbomachine propeller
PCT/FR2017/050911 WO2017182748A1 (fr) 2016-04-20 2017-04-18 Systeme d'actionnement simplifie de pas pour une helice de turbomachine
GB1817590.1A GB2563808B (en) 2016-04-20 2017-04-18 Simplified pitch actuation system for a turbomachine propeller

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1653469 2016-04-20
FR1653469A FR3050431B1 (fr) 2016-04-20 2016-04-20 Systeme d'actionnement simplifie de pas pour une helice de turbomachine

Publications (2)

Publication Number Publication Date
FR3050431A1 FR3050431A1 (fr) 2017-10-27
FR3050431B1 true FR3050431B1 (fr) 2018-04-27

Family

ID=56896662

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1653469A Active FR3050431B1 (fr) 2016-04-20 2016-04-20 Systeme d'actionnement simplifie de pas pour une helice de turbomachine

Country Status (4)

Country Link
US (1) US10780976B2 (fr)
FR (1) FR3050431B1 (fr)
GB (1) GB2563808B (fr)
WO (1) WO2017182748A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3060526B1 (fr) * 2016-12-21 2019-05-10 Safran Aircraft Engines Systeme d'actionnement electromecanique de pas pour une helice de turbomachine
FR3060523B1 (fr) * 2016-12-21 2019-05-17 Safran Aircraft Engines Systeme d'actionnement electromecanique de pas pour une helice de turbomachine

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2370135A (en) * 1941-09-25 1945-02-27 Engineering & Res Corp Variable pitch propeller
US2548045A (en) * 1945-08-20 1951-04-10 Harry J Nichols Amplitorque controllable pitch propeller
FR2418881A1 (fr) * 1978-03-03 1979-09-28 Westeel Guy Perfectionnements aux turbomachines et helices a reglage rotorique
US4591313A (en) * 1983-12-30 1986-05-27 The Boeing Company Propeller pitch control system and apparatus
GB2173863B (en) * 1985-04-17 1989-07-19 Rolls Royce Plc A propeller module for an aero gas turbine engine
CA1262409A (fr) * 1985-05-01 1989-10-24 Kenneth Odell Johnson Turbomoteur a contre-rotation
ITBA20010002A1 (it) * 2001-01-11 2002-07-11 Paolo Pietricola Fan a passo variabile.
FR2928977B1 (fr) * 2008-03-21 2010-04-09 Snecma Systeme d'helices contrarotatives disposant d'un dispositif de mise en drapeau des pales d'helices
US8167553B2 (en) * 2009-06-09 2012-05-01 Hamilton Sundstrand Corporation Electrical system for driving a propeller pitch change mechanism

Also Published As

Publication number Publication date
FR3050431A1 (fr) 2017-10-27
WO2017182748A1 (fr) 2017-10-26
GB2563808A (en) 2018-12-26
GB2563808B (en) 2021-07-21
US20190106198A1 (en) 2019-04-11
US10780976B2 (en) 2020-09-22
GB201817590D0 (en) 2018-12-12

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