CA1048413A - Lashing and damping arrangement for rotating turbine blades - Google Patents

Lashing and damping arrangement for rotating turbine blades

Info

Publication number
CA1048413A
CA1048413A CA76266429A CA266429A CA1048413A CA 1048413 A CA1048413 A CA 1048413A CA 76266429 A CA76266429 A CA 76266429A CA 266429 A CA266429 A CA 266429A CA 1048413 A CA1048413 A CA 1048413A
Authority
CA
Canada
Prior art keywords
blade
lashing
blades
adjacent
hemispherical
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.)
Expired
Application number
CA76266429A
Other languages
English (en)
French (fr)
Inventor
Ralph E. Mcginnis
Ronald E. Warner
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.)
Westinghouse Electric Corp
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
Application granted granted Critical
Publication of CA1048413A publication Critical patent/CA1048413A/en
Expired legal-status Critical Current

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
    • 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
    • F01D5/24—Blade-to-blade connections, e.g. for damping vibrations using wire or the like

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Support Of The Bearing (AREA)
CA76266429A 1976-01-21 1976-11-24 Lashing and damping arrangement for rotating turbine blades Expired CA1048413A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US65083776A 1976-01-21 1976-01-21

Publications (1)

Publication Number Publication Date
CA1048413A true CA1048413A (en) 1979-02-13

Family

ID=24610519

Family Applications (1)

Application Number Title Priority Date Filing Date
CA76266429A Expired CA1048413A (en) 1976-01-21 1976-11-24 Lashing and damping arrangement for rotating turbine blades

Country Status (10)

Country Link
JP (1) JPS5290707A (enExample)
BE (1) BE850637A (enExample)
CA (1) CA1048413A (enExample)
CH (1) CH616483A5 (enExample)
DE (1) DE2701683A1 (enExample)
ES (1) ES454625A1 (enExample)
FR (1) FR2339059A1 (enExample)
GB (1) GB1507811A (enExample)
IT (1) IT1078378B (enExample)
SE (1) SE7700596L (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9609721D0 (en) * 1996-05-09 1996-07-10 Rolls Royce Plc Vibration damping
JP5836410B2 (ja) * 2014-02-27 2015-12-24 三菱重工業株式会社 動翼及び回転機械
US11976565B2 (en) * 2022-07-27 2024-05-07 Ge Infrastructure Technology Llc Nested damper pin and vibration dampening system for turbine nozzle or blade
US12371998B2 (en) 2023-06-29 2025-07-29 Ge Infrastructure Technology Llc Nested damper pin and vibration dampening system for turbine nozzle or blade

Also Published As

Publication number Publication date
SE7700596L (sv) 1977-07-22
JPS5290707A (en) 1977-07-30
FR2339059A1 (fr) 1977-08-19
ES454625A1 (es) 1978-03-16
FR2339059B1 (enExample) 1980-09-05
JPS5434083B2 (enExample) 1979-10-24
CH616483A5 (en) 1980-03-31
IT1078378B (it) 1985-05-08
DE2701683A1 (de) 1977-07-28
BE850637A (fr) 1977-07-22
GB1507811A (en) 1978-04-19

Similar Documents

Publication Publication Date Title
US3986792A (en) Vibration dampening device disposed on a shroud member for a twisted turbine blade
US6283707B1 (en) Aerofoil blade damper
US5156528A (en) Vibration damping of gas turbine engine buckets
JP2907880B2 (ja) ロータ・ブレード
US5681142A (en) Damping means for a stator assembly of a gas turbine engine
US4022545A (en) Rooted aerodynamic blade and elastic roll pin damper construction
US8616848B2 (en) Turbine blade damping device with controlled loading
JP5230968B2 (ja) 動翼振動ダンパシステム
JP4027640B2 (ja) ターボ機械用の流体案内部材の列
US8540488B2 (en) Turbine blade damping device with controlled loading
JP5543032B2 (ja) ブレード配列、及び当該ブレード配列を具備するガスタービン
EP1249576B1 (en) Vibration damper for a gas turbine
GB1585186A (en) Bladed rotors for turbines
JPS5855360B2 (ja) ブレ−ドプラットホ−ムの振動減衰装置
JPS6138107A (ja) ガスタービンパワープラント用回転シール装置
JP2011069361A (ja) 回転機械の先端クリアランス制御機構
GB2255138A (en) Bladed disc having a damping element
US6042336A (en) Offset center of gravity radial damper
US5215432A (en) Stator vane damper
JP2000161005A5 (enExample)
US4347040A (en) Blade to blade vibration damper
CA1048413A (en) Lashing and damping arrangement for rotating turbine blades
US3677662A (en) Multilayer ring damped turbomachine rotor assembly
US6267557B1 (en) Aerofoil blade damper
EP2977547A1 (en) Rotor blade dovetail with rounded bearing surfaces