SE391962B - Turbinrotor med fjedrande stodytor for keramiska skovlar - Google Patents

Turbinrotor med fjedrande stodytor for keramiska skovlar

Info

Publication number
SE391962B
SE391962B SE7403718A SE7403718A SE391962B SE 391962 B SE391962 B SE 391962B SE 7403718 A SE7403718 A SE 7403718A SE 7403718 A SE7403718 A SE 7403718A SE 391962 B SE391962 B SE 391962B
Authority
SE
Sweden
Prior art keywords
shoves
ceramic
turbine rotor
support coat
springing support
Prior art date
Application number
SE7403718A
Other languages
English (en)
Swedish (sv)
Inventor
W F Stahl
Original Assignee
Westinghouse Electric Corp
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 Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of SE391962B publication Critical patent/SE391962B/xx

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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3092—Protective layers between blade root and rotor disc surfaces, e.g. anti-friction layers
    • 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
    • F01D5/30—Fixing blades to rotors; Blade roots ; Blade spacers
    • F01D5/3084—Fixing blades to rotors; Blade roots ; Blade spacers the blades being made of ceramics

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
SE7403718A 1973-03-27 1974-03-19 Turbinrotor med fjedrande stodytor for keramiska skovlar SE391962B (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US00345391A US3809495A (en) 1973-03-27 1973-03-27 Turbine rotor having cushioned support surfaces for ceramic blades mounted thereon

Publications (1)

Publication Number Publication Date
SE391962B true SE391962B (sv) 1977-03-07

Family

ID=23354858

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7403718A SE391962B (sv) 1973-03-27 1974-03-19 Turbinrotor med fjedrande stodytor for keramiska skovlar

Country Status (9)

Country Link
US (1) US3809495A (xx)
CA (1) CA975302A (xx)
CH (1) CH576066A5 (xx)
DE (1) DE2411992C2 (xx)
FR (1) FR2223546B1 (xx)
GB (1) GB1438238A (xx)
IT (1) IT1009669B (xx)
NL (1) NL7403268A (xx)
SE (1) SE391962B (xx)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3891351A (en) * 1974-03-25 1975-06-24 Theodore J Norbut Turbine disc
US4480957A (en) * 1983-04-14 1984-11-06 General Electric Company Dynamic response modification and stress reduction in dovetail and blade assembly
US4491421A (en) * 1983-11-21 1985-01-01 De Dietrich (Usa), Inc. Impeller assembly and shaft having interference fit
US4508455A (en) * 1983-11-21 1985-04-02 De Dietrich (Usa), Inc. Agitator including impeller assembly and shaft having interference fit
US4820126A (en) * 1988-02-22 1989-04-11 Westinghouse Electric Corp. Turbomachine rotor assembly having reduced stress concentrations
US6132175A (en) * 1997-05-29 2000-10-17 Alliedsignal, Inc. Compliant sleeve for ceramic turbine blades
US6409473B1 (en) 2000-06-27 2002-06-25 Honeywell International, Inc. Low stress connection methodology for thermally incompatible materials
EP1561905A1 (de) * 2004-02-09 2005-08-10 Siemens Aktiengesellschaft Plastisch deformierbare Schicht im Verbindungsbereich einer Turbinenschaufel und Verfahren zur Schaufelbefestigung
US7306434B2 (en) * 2004-02-12 2007-12-11 Rolls-Royce Plc Reduction of co-efficient of friction to reduce stress ratio in bearings and gas turbine parts
GB0403064D0 (en) * 2004-02-12 2004-03-17 Rolls Royce Plc Gas turbine engine rotor blade, rotor disc and bladed disc assembly, and a bearing arrangement for reducing the effects of dynamic contact stresses
US8210819B2 (en) * 2008-02-22 2012-07-03 Siemens Energy, Inc. Airfoil structure shim
GB0911459D0 (en) * 2009-07-02 2009-08-12 Rolls Royce Plc An assembly providing contaminant removal
US8550776B2 (en) * 2010-07-28 2013-10-08 General Electric Company Composite vane mounting
US8734101B2 (en) * 2010-08-31 2014-05-27 General Electric Co. Composite vane mounting
GB201106278D0 (en) * 2011-04-14 2011-05-25 Rolls Royce Plc Annulus filler system
EP2832957A1 (en) * 2013-07-31 2015-02-04 ALSTOM Technology Ltd Rotor with groove having a compliant layer
US11021972B2 (en) * 2018-08-14 2021-06-01 Rolls-Royce North American Technologies Inc. Variable pitch blade holder for gas turbine engine
DE102021120876A1 (de) 2021-08-11 2023-02-16 MTU Aero Engines AG Schaufelfussaufnahme zum aufnehmen einer laufschaufel

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB280221A (en) * 1926-11-06 1928-02-23 Alfred Buechi Improvements in blading for gas and steam turbines
US2317338A (en) * 1942-02-07 1943-04-20 Westinghouse Electric & Mfg Co Turbine blade fastening apparatus
US2595829A (en) * 1946-12-19 1952-05-06 Benson Mfg Company Axial flow fan and compressor
GB664986A (en) * 1948-10-29 1952-01-16 Maschf Augsburg Nuernberg Ag Ceramic blade for turbines
DE1025421B (de) * 1955-10-31 1958-03-06 Maschf Augsburg Nuernberg Ag Befestigung von Lauftschaufeln sproeden Werkstoffes in metallischem Schaufeltraeger
DE1045730B (de) * 1957-12-18 1958-12-04 Maschf Augsburg Nuernberg Ag Einrichtung an metallischen Schaufeltraegern zur Befestigung von Laufschaufeln aus sproeden Werkstoffen, insbesondere fuer Gasturbinen
US3313519A (en) * 1965-06-22 1967-04-11 Ass Elect Ind Turbine rotors

Also Published As

Publication number Publication date
FR2223546A1 (xx) 1974-10-25
GB1438238A (en) 1976-06-03
IT1009669B (it) 1976-12-20
CA975302A (en) 1975-09-30
DE2411992A1 (de) 1974-10-03
FR2223546B1 (xx) 1978-11-10
US3809495A (en) 1974-05-07
NL7403268A (xx) 1974-10-01
CH576066A5 (xx) 1976-05-31
DE2411992C2 (de) 1982-07-15

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