JPS56167801A - Turbo machine blade - Google Patents
Turbo machine bladeInfo
- Publication number
- JPS56167801A JPS56167801A JP3719181A JP3719181A JPS56167801A JP S56167801 A JPS56167801 A JP S56167801A JP 3719181 A JP3719181 A JP 3719181A JP 3719181 A JP3719181 A JP 3719181A JP S56167801 A JPS56167801 A JP S56167801A
- Authority
- JP
- Japan
- Prior art keywords
- turbo machine
- machine blade
- blade
- turbo
- machine
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/08—Vibration-dampers; Shock-absorbers with friction surfaces rectilinearly movable along each other
-
- 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
- F01D5/14—Form or construction
- F01D5/16—Form or construction for counteracting blade vibration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/06—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs
- F16F15/067—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with metal springs using only wound springs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F3/00—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic
- F16F3/02—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction
- F16F3/04—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of wound springs
- F16F3/06—Spring units consisting of several springs, e.g. for obtaining a desired spring characteristic with springs made of steel or of other material having low internal friction composed only of wound springs of which some are placed around others in such a way that they damp each other by mutual friction
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F7/00—Vibration-dampers; Shock-absorbers
- F16F7/02—Vibration-dampers; Shock-absorbers with relatively-rotatable friction surfaces that are pressed together
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB8008781A GB2071775B (en) | 1980-03-14 | 1980-03-14 | Turbomachine blade vibration damping |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56167801A true JPS56167801A (en) | 1981-12-23 |
JPS6148605B2 JPS6148605B2 (en) | 1986-10-24 |
Family
ID=10512118
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3719181A Granted JPS56167801A (en) | 1980-03-14 | 1981-03-14 | Turbo machine blade |
Country Status (4)
Country | Link |
---|---|
JP (1) | JPS56167801A (en) |
DE (1) | DE3109519C2 (en) |
FR (1) | FR2478196B1 (en) |
GB (1) | GB2071775B (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012202391A (en) * | 2011-03-28 | 2012-10-22 | Mitsubishi Heavy Ind Ltd | Turbine rotor blade fixing structure and blade root spring removal method |
JP2014105705A (en) * | 2012-11-28 | 2014-06-09 | General Electric Co <Ge> | System for damping vibrations in turbine |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5056738A (en) * | 1989-09-07 | 1991-10-15 | General Electric Company | Damper assembly for a strut in a jet propulsion engine |
FR2667668B1 (en) * | 1990-10-09 | 1993-01-22 | Framatome Sa | SLEEVE FOR DAMPING THE MOVEMENT OF TWO ORGANS IN RELATION TO ONE ANOTHER AND DEVICE FOR SUPPORTING THE STEAM OUTLET PIPING OF A STEAM GENERATOR COMPRISING AT LEAST ONE SUCH SLEEVE. |
GB2293695B (en) * | 1994-09-30 | 1998-05-13 | Aisin Seiki | Switched reluctance motor |
GB0615144D0 (en) | 2006-07-29 | 2006-09-06 | Rolls Royce Plc | Turbomachine blade |
US10724376B2 (en) | 2018-02-08 | 2020-07-28 | General Electric Company | Airfoil having integral fins |
CN110865304B (en) * | 2019-11-27 | 2021-08-24 | 长沙理工大学 | Turbo generator set shafting torsional vibration damping method with additional disc type vibration damping structure |
US20240035387A1 (en) * | 2022-07-27 | 2024-02-01 | General Electric Company | Vibration damping system for turbine nozzle or blade using stacked plate members |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE553716C (en) * | 1930-08-22 | 1932-06-29 | Aeg | Device for vibration damping rod-shaped bodies, in particular turbine blades |
FR981599A (en) * | 1948-12-31 | 1951-05-28 | Vibration damping device | |
US2999669A (en) * | 1958-11-21 | 1961-09-12 | Westinghouse Electric Corp | Damping apparatus |
GB936508A (en) * | 1961-03-13 | 1963-09-11 | Rolls Royce | Improvements relating to vane or blade members for compressors or turbines |
-
1980
- 1980-03-14 GB GB8008781A patent/GB2071775B/en not_active Expired
-
1981
- 1981-03-12 DE DE19813109519 patent/DE3109519C2/en not_active Expired
- 1981-03-13 FR FR8105073A patent/FR2478196B1/en not_active Expired
- 1981-03-14 JP JP3719181A patent/JPS56167801A/en active Granted
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2012202391A (en) * | 2011-03-28 | 2012-10-22 | Mitsubishi Heavy Ind Ltd | Turbine rotor blade fixing structure and blade root spring removal method |
JP2014105705A (en) * | 2012-11-28 | 2014-06-09 | General Electric Co <Ge> | System for damping vibrations in turbine |
Also Published As
Publication number | Publication date |
---|---|
FR2478196A1 (en) | 1981-09-18 |
GB2071775A (en) | 1981-09-23 |
GB2071775B (en) | 1983-07-27 |
JPS6148605B2 (en) | 1986-10-24 |
FR2478196B1 (en) | 1986-02-21 |
DE3109519A1 (en) | 1981-12-24 |
DE3109519C2 (en) | 1983-02-24 |
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