JPS63132801U - - Google Patents
Info
- Publication number
- JPS63132801U JPS63132801U JP2390887U JP2390887U JPS63132801U JP S63132801 U JPS63132801 U JP S63132801U JP 2390887 U JP2390887 U JP 2390887U JP 2390887 U JP2390887 U JP 2390887U JP S63132801 U JPS63132801 U JP S63132801U
- Authority
- JP
- Japan
- Prior art keywords
- stub
- damper
- view
- rotor blade
- spring
- 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.)
- Pending
Links
- 239000012530 fluid Substances 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
Description
第１図は、本考案に係るダンパピースを有する
動翼の平面図、第２図と第３図は本考案に係るダ
ンパピースを有する動翼のそれぞれ正面図と側面
図で、第２図は第１図の―線矢視図である。
第４図と第５図は本考案に係るダンパピースのそ
れぞれ平面図と正面図で、第４図は第５図の―
線矢視図である。第６図は従来のスタブダンパ
を有する動翼の平面図、第７図と第８図は従来の
ダンパピースのそれぞれ平面図と側面図である。
第９図は、タービン回転時のスタブダンパ間の反
力とダンパ減衰効果の関係を示し、第１０図はダ
ンパ反力とダンパ部変位の関係を示す図である。
１……ダンパピース、２……スタブ、３……プ
ロフイル、４……翼根、５……プラツトフオーム
、６……バネ、７……従来のダンパピース、８…
…回転子盤。
FIG. 1 is a plan view of a rotor blade having a damper piece according to the present invention, FIGS. 2 and 3 are a front view and a side view, respectively, of the rotor blade having a damper piece according to the present invention. FIG. 1 is a view taken along the line -- in FIG.
4 and 5 are a plan view and a front view, respectively, of the damper piece according to the present invention.
It is a line arrow view. FIG. 6 is a plan view of a rotor blade having a conventional stub damper, and FIGS. 7 and 8 are a plan view and a side view, respectively, of a conventional damper piece.
FIG. 9 shows the relationship between the reaction force between the stub dampers and the damper damping effect when the turbine rotates, and FIG. 10 shows the relationship between the damper reaction force and the displacement of the damper part. 1... Damper piece, 2... Stub, 3... Profile, 4... Blade root, 5... Platform, 6... Spring, 7... Conventional damper piece, 8...
...rotor disk.
Claims (1)
に取り付けるダンパピースを、略半球状に形成し
、かつ上記スタブに着脱可能にバネを介して装着
したことを特徴とするスタブダンパ。 A stub damper characterized in that a damper piece attached to a stub integrally formed with a rotor blade of a rotary fluid machine is formed into a substantially hemispherical shape and is detachably attached to the stub via a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2390887U JPS63132801U (en) | 1987-02-20 | 1987-02-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2390887U JPS63132801U (en) | 1987-02-20 | 1987-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63132801U true JPS63132801U (en) | 1988-08-30 |
Family
ID=30822648
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2390887U Pending JPS63132801U (en) | 1987-02-20 | 1987-02-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63132801U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1515001A2 (en) | 2003-09-12 | 2005-03-16 | ALSTOM Technology Ltd | Blade to blade connection in a turbomachine |
-
1987
- 1987-02-20 JP JP2390887U patent/JPS63132801U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1515001A2 (en) | 2003-09-12 | 2005-03-16 | ALSTOM Technology Ltd | Blade to blade connection in a turbomachine |
| EP1515001A3 (en) * | 2003-09-12 | 2012-07-04 | Alstom Technology Ltd | Blade to blade connection in a turbomachine |