IT7819167A0 - Stadio rotorico di compressore. - Google Patents

Stadio rotorico di compressore.

Info

Publication number
IT7819167A0
IT7819167A0 IT7819167A IT1916778A IT7819167A0 IT 7819167 A0 IT7819167 A0 IT 7819167A0 IT 7819167 A IT7819167 A IT 7819167A IT 1916778 A IT1916778 A IT 1916778A IT 7819167 A0 IT7819167 A0 IT 7819167A0
Authority
IT
Italy
Prior art keywords
compressor rotor
rotor stage
stage
compressor
rotor
Prior art date
Application number
IT7819167A
Other languages
English (en)
Other versions
IT1091746B (it
Original Assignee
Rolls Royce
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 Rolls Royce filed Critical Rolls Royce
Publication of IT7819167A0 publication Critical patent/IT7819167A0/it
Application granted granted Critical
Publication of IT1091746B publication Critical patent/IT1091746B/it

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
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12—Blades
    • F01D5/22—Blade-to-blade connections, e.g. for damping vibrations
    • 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
    • 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
    • Y10S416/00—Fluid reaction surfaces, i.e. impellers
    • Y10S416/50—Vibration damping features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
IT19167/78A 1977-01-11 1978-01-11 Stadio rotrico di compressore IT1091746B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB862/77A GB1549152A (en) 1977-01-11 1977-01-11 Rotor stage for a gas trubine engine

Publications (2)

Publication Number Publication Date
IT7819167A0 true IT7819167A0 (it) 1978-01-11
IT1091746B IT1091746B (it) 1985-07-06

Family

ID=9711790

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19167/78A IT1091746B (it) 1977-01-11 1978-01-11 Stadio rotrico di compressore

Country Status (6)

Country Link
US (1) US4177013A (it)
JP (1) JPS5813759B2 (it)
DE (1) DE2800862C3 (it)
FR (1) FR2376958A1 (it)
GB (1) GB1549152A (it)
IT (1) IT1091746B (it)

Families Citing this family (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4326835A (en) * 1979-10-29 1982-04-27 General Motors Corporation Blade platform seal for ceramic/metal rotor assembly
US4326836A (en) * 1979-12-13 1982-04-27 United Technologies Corporation Shroud for a rotor blade
FR2517779B1 (fr) * 1981-12-03 1986-06-13 Snecma Dispositif d'amortissement des aubes d'une soufflante de turbomachine
FR2527260A1 (fr) * 1982-05-18 1983-11-25 Snecma Dispositif d'amortissement escamotable pour aubes d'une turbomachine
US4505642A (en) * 1983-10-24 1985-03-19 United Technologies Corporation Rotor blade interplatform seal
US4580946A (en) * 1984-11-26 1986-04-08 General Electric Company Fan blade platform seal
US4743166A (en) * 1984-12-20 1988-05-10 General Electric Company Blade root seal
JPS62125052U (it) * 1986-01-31 1987-08-08
US4743164A (en) * 1986-12-29 1988-05-10 United Technologies Corporation Interblade seal for turbomachine rotor
US4872812A (en) * 1987-08-05 1989-10-10 General Electric Company Turbine blade plateform sealing and vibration damping apparatus
GB8819133D0 (en) * 1988-08-11 1988-09-14 Rolls Royce Plc Bladed rotor assembly & sealing wire therefor
US4986737A (en) * 1988-12-29 1991-01-22 General Electric Company Damped gas turbine engine airfoil row
US5281097A (en) * 1992-11-20 1994-01-25 General Electric Company Thermal control damper for turbine rotors
US5313786A (en) * 1992-11-24 1994-05-24 United Technologies Corporation Gas turbine blade damper
US5228835A (en) * 1992-11-24 1993-07-20 United Technologies Corporation Gas turbine blade seal
US5573375A (en) * 1994-12-14 1996-11-12 United Technologies Corporation Turbine engine rotor blade platform sealing and vibration damping device
FR2746456B1 (fr) * 1996-03-21 1998-04-30 Snecma Dispositif de retenue du pied des aubes d'une soufflante
GB2311826B (en) * 1996-04-02 2000-05-10 Europ Gas Turbines Ltd Turbomachines
US5820338A (en) * 1997-04-24 1998-10-13 United Technologies Corporation Fan blade interplatform seal
US7121800B2 (en) * 2004-09-13 2006-10-17 United Technologies Corporation Turbine blade nested seal damper assembly
DE102006041322A1 (de) * 2006-09-01 2008-04-24 Rolls-Royce Deutschland Ltd & Co Kg Dämpfungs- und Dichtungssystem für Turbinenschaufeln
FR2915510B1 (fr) * 2007-04-27 2009-11-06 Snecma Sa Amortisseur pour aubes de turbomachines
RU2486349C2 (ru) * 2007-10-25 2013-06-27 Сименс Акциенгезелльшафт Уплотнительный гребень, узел лопаток турбины и газовая турбина, содержащая такой узел лопаток
DE102009011964A1 (de) * 2009-03-05 2010-09-09 Mtu Aero Engines Gmbh Rotor für eine Strömungsmaschine
FR2945074B1 (fr) * 2009-04-29 2011-06-03 Snecma Cale d'aube de soufflante renforcee
FR2962481B1 (fr) * 2010-07-12 2012-08-31 Snecma Propulsion Solide Amortisseur de vibrations a bras de levier pour aube d'un rotor de moteur a turbine a gaz
US9022727B2 (en) * 2010-11-15 2015-05-05 Mtu Aero Engines Gmbh Rotor for a turbo machine
FR2970033B1 (fr) * 2011-01-04 2015-10-16 Turbomeca Procede d'amortissement de pale de turbine a gaz et amortisseur de vibration de mise en oeuvre
GB2490858B (en) * 2011-03-22 2014-01-01 Rolls Royce Plc A bladed rotor
US9103283B2 (en) 2012-06-20 2015-08-11 United Technologies Corporation Spherical-link end damper system with near constant engagement
EP2679770A1 (en) * 2012-06-26 2014-01-01 Siemens Aktiengesellschaft Platform seal strip for a gas turbine
FR3003294B1 (fr) * 2013-03-15 2018-03-30 Safran Aircraft Engines Soufflante de turbomoteur a flux multiple, et turbomoteur equipe d'une telle soufflante
US10472975B2 (en) * 2015-09-03 2019-11-12 General Electric Company Damper pin having elongated bodies for damping adjacent turbine blades
RU175943U1 (ru) * 2016-09-19 2017-12-25 Публичное акционерное общество "Научно-производственное объединение "Сатурн" Ротор турбины
EP3438410B1 (en) 2017-08-01 2021-09-29 General Electric Company Sealing system for a rotary machine
US11268397B2 (en) * 2020-02-07 2022-03-08 Raytheon Technologies Corporation Fan blade platform seal and method for forming same

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB670665A (en) * 1949-07-28 1952-04-23 Rolls Royce Improvements in or relating to compressors and turbines
DE1079073B (de) * 1959-04-16 1960-04-07 Maschf Augsburg Nuernberg Ag Sicherung einer in einer Axialnut einer Laeuferscheibe gehaltenen Laufschaufel einer Stroemungsmaschine
GB996729A (en) * 1963-12-16 1965-06-30 Rolls Royce Improvements relating to turbines and compressors
JPS427042Y1 (it) * 1966-11-08 1967-04-03
US3451654A (en) * 1967-08-25 1969-06-24 Gen Motors Corp Blade vibration damping
CH494896A (de) * 1968-08-09 1970-08-15 Sulzer Ag Halterung von Laufschaufeln im Rotor einer Turbomaschine
GB1259750A (en) * 1970-07-23 1972-01-12 Rolls Royce Rotor for a fluid flow machine
GB1318654A (en) * 1970-12-05 1973-05-31 Secr Defence Bladed rotors
US3666376A (en) * 1971-01-05 1972-05-30 United Aircraft Corp Turbine blade damper
US3709631A (en) * 1971-03-18 1973-01-09 Caterpillar Tractor Co Turbine blade seal arrangement
BE791375A (fr) * 1971-12-02 1973-03-01 Gen Electric Deflecteur et amortisseur pour ailettes de turbomachines
GB1428365A (en) * 1972-03-15 1976-03-17 Rolls Royce Fluid flow machines
GB1460714A (en) * 1973-06-26 1977-01-06 Rolls Royce Bladed rotor for a gas turbine engine
GB1457417A (en) * 1973-06-30 1976-12-01 Dunlop Ltd Vibration damping means
US3936230A (en) * 1974-05-09 1976-02-03 The United States Of America As Represented By The Secretary Of The Air Force Self-supported, self-locating seal for turbine engines

Also Published As

Publication number Publication date
IT1091746B (it) 1985-07-06
US4177013A (en) 1979-12-04
JPS5813759B2 (ja) 1983-03-15
FR2376958A1 (fr) 1978-08-04
DE2800862C3 (de) 1980-09-11
FR2376958B1 (it) 1984-06-08
DE2800862A1 (de) 1978-07-20
JPS5395414A (en) 1978-08-21
GB1549152A (en) 1979-08-01
DE2800862B2 (de) 1980-01-17

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