BR8301531A - Conjunto para amortecimento de vibracoes em uma coroa de pas fixas - Google Patents

Conjunto para amortecimento de vibracoes em uma coroa de pas fixas

Info

Publication number
BR8301531A
BR8301531A BR8301531A BR8301531A BR8301531A BR 8301531 A BR8301531 A BR 8301531A BR 8301531 A BR8301531 A BR 8301531A BR 8301531 A BR8301531 A BR 8301531A BR 8301531 A BR8301531 A BR 8301531A
Authority
BR
Brazil
Prior art keywords
crown
assembly
damping vibrations
fixed
fixed crown
Prior art date
Application number
BR8301531A
Other languages
English (en)
Inventor
Herbert Keller
Original Assignee
Kraftwerk Union Ag
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 Kraftwerk Union Ag filed Critical Kraftwerk Union Ag
Publication of BR8301531A publication Critical patent/BR8301531A/pt

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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/04—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector
    • F01D9/042—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles forming ring or sector fixing blades to stators
    • 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
    • F01D25/04—Antivibration arrangements
    • F01D25/06—Antivibration arrangements for preventing blade vibration
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
BR8301531A 1982-03-25 1983-03-24 Conjunto para amortecimento de vibracoes em uma coroa de pas fixas BR8301531A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19823211073 DE3211073A1 (de) 1982-03-25 1982-03-25 Einrichtung zur schwingungsdaempfung an einem leitschaufelkranz

Publications (1)

Publication Number Publication Date
BR8301531A true BR8301531A (pt) 1983-12-06

Family

ID=6159319

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8301531A BR8301531A (pt) 1982-03-25 1983-03-24 Conjunto para amortecimento de vibracoes em uma coroa de pas fixas

Country Status (6)

Country Link
US (1) US4497611A (pt)
JP (1) JPS58174105A (pt)
AR (1) AR229487A1 (pt)
BR (1) BR8301531A (pt)
DE (1) DE3211073A1 (pt)
IN (1) IN157634B (pt)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4936749A (en) * 1988-12-21 1990-06-26 General Electric Company Blade-to-blade vibration damper
JPH02173380A (ja) * 1988-12-24 1990-07-04 Hitachi Ltd スクロール圧縮機
US4986737A (en) * 1988-12-29 1991-01-22 General Electric Company Damped gas turbine engine airfoil row
US5261790A (en) * 1992-02-03 1993-11-16 General Electric Company Retention device for turbine blade damper
US5302085A (en) * 1992-02-03 1994-04-12 General Electric Company Turbine blade damper
DE10342207A1 (de) * 2003-09-12 2005-04-07 Alstom Technology Ltd Laufschaufelbindung einer Turbomaschine
JP2005146896A (ja) * 2003-11-11 2005-06-09 Toshiba Corp 蒸気タービンのノズルダイアフラムおよび蒸気タービンプラント
US7572098B1 (en) 2006-10-10 2009-08-11 Johnson Gabriel L Vane ring with a damper
GB0816467D0 (en) * 2008-09-10 2008-10-15 Rolls Royce Plc Turbine blade damper arrangement
FR2955142B1 (fr) * 2010-01-13 2013-08-23 Snecma Amortisseur de vibrations a pion entre talons d'aubes adjacentes en materiau composite d'une roue mobile de turbomachine.
EP2615246A1 (de) * 2012-01-16 2013-07-17 MTU Aero Engines GmbH Leitschaufelring, Leitschaufelsegment, Verfahren zur Herstellung eines Leitschaufelsegments sowie eine Strömungsmaschine
US20150003979A1 (en) * 2013-07-01 2015-01-01 General Electric Company Steam turbine nozzle vane arrangement and method of manufacturing
CN104179534B (zh) * 2014-08-04 2017-02-22 杭州汽轮机股份有限公司 高压高转速工业汽轮机用大阻尼调节级叶片
US11092018B2 (en) * 2015-08-07 2021-08-17 Transportation Ip Holdings, Llc Underplatform damping members and methods for turbocharger assemblies
GB2573520A (en) * 2018-05-08 2019-11-13 Rolls Royce Plc A damper
CN114233398A (zh) * 2021-12-13 2022-03-25 中国船舶重工集团公司第七0三研究所 一种复合弹性悬臂式燃气轮机涡轮支撑环减振抗冲组件装置

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1554614A (en) * 1922-09-13 1925-09-22 Westinghouse Electric & Mfg Co Turbine blading
US2310412A (en) * 1941-03-08 1943-02-09 Westinghouse Electric & Mfg Co Vibration dampener
GB725461A (en) * 1953-04-10 1955-03-02 Parsons C A & Co Ltd Improvements in and relating to the axial locking of rotor blades for turbines and the like
US2912223A (en) * 1955-03-17 1959-11-10 Gen Electric Turbine bucket vibration dampener and sealing assembly
DE1112993B (de) * 1957-03-04 1961-08-24 Turbinen U Generatoren Zek Ber Verspannung von in Axialnuten des Laeufers befestigten Turbomaschinen-Laufschaufeln gegen Schwingungen in Schaufelkranzebene
US3079128A (en) * 1961-01-23 1963-02-26 Burge Joseph Sealing and securing means for turbomachine blading
DE1299004B (de) * 1965-01-19 1969-07-10 Bbc Brown Boveri & Cie Einrichtung zur Schwingungsdaempfung an einem Turbinen-oder Verdichterschaufelkranz
DE1159965B (de) * 1961-08-10 1963-12-27 Bbc Brown Boveri & Cie Einrichtung zur Schwingungsdaempfung an einem Turbinen- oder Verdichter-Schaufelkranz
US3752599A (en) * 1971-03-29 1973-08-14 Gen Electric Bucket vibration damping device
US3728041A (en) * 1971-10-04 1973-04-17 Gen Electric Fluidic seal for segmented nozzle diaphragm
US3847506A (en) * 1973-11-29 1974-11-12 Avco Corp Turbomachine rotor

Also Published As

Publication number Publication date
IN157634B (pt) 1986-05-10
JPS6310283B2 (pt) 1988-03-05
DE3211073A1 (de) 1983-10-06
AR229487A1 (es) 1983-08-31
JPS58174105A (ja) 1983-10-13
US4497611A (en) 1985-02-05

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