JPH0475361B2 - - Google Patents
Info
- Publication number
- JPH0475361B2 JPH0475361B2 JP58018948A JP1894883A JPH0475361B2 JP H0475361 B2 JPH0475361 B2 JP H0475361B2 JP 58018948 A JP58018948 A JP 58018948A JP 1894883 A JP1894883 A JP 1894883A JP H0475361 B2 JPH0475361 B2 JP H0475361B2
- Authority
- JP
- Japan
- Prior art keywords
- blade
- blades
- vibration
- turbine
- natural frequency
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 claims description 11
- 238000013016 damping Methods 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 2
- 239000010936 titanium Substances 0.000 claims description 2
- 229910052719 titanium Inorganic materials 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 10
- 230000006378 damage Effects 0.000 description 7
- 230000005284 excitation Effects 0.000 description 4
- 239000011295 pitch Substances 0.000 description 4
- 230000035945 sensitivity Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 238000003908 quality control method Methods 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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
- F01D5/14—Form or construction
- F01D5/16—Form or construction for counteracting blade vibration
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1894883A JPS59150903A (ja) | 1983-02-09 | 1983-02-09 | 回転機械の翼配列構造 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1894883A JPS59150903A (ja) | 1983-02-09 | 1983-02-09 | 回転機械の翼配列構造 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS59150903A JPS59150903A (ja) | 1984-08-29 |
| JPH0475361B2 true JPH0475361B2 (de) | 1992-11-30 |
Family
ID=11985865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1894883A Granted JPS59150903A (ja) | 1983-02-09 | 1983-02-09 | 回転機械の翼配列構造 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59150903A (de) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180014037A (ko) * | 2016-03-14 | 2018-02-07 | 제이엑스금속주식회사 | 산화물 소결체 |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4878810A (en) * | 1988-05-20 | 1989-11-07 | Westinghouse Electric Corp. | Turbine blades having alternating resonant frequencies |
| JPH04191401A (ja) * | 1990-11-26 | 1992-07-09 | Fuji Electric Co Ltd | 軸流ターボ機械の翼列構造 |
| US5299914A (en) * | 1991-09-11 | 1994-04-05 | General Electric Company | Staggered fan blade assembly for a turbofan engine |
| DE4324960A1 (de) * | 1993-07-24 | 1995-01-26 | Mtu Muenchen Gmbh | Laufrad einer Turbomaschine, insbesondere einer Turbine eines Gasturbinentriebwerks |
| DE10313489A1 (de) | 2003-03-26 | 2004-10-14 | Alstom Technology Ltd | Axial durchströmte thermische Turbomaschine |
| EP1574666A1 (de) * | 2004-03-08 | 2005-09-14 | Siemens Aktiengesellschaft | Turbinenschaufelreihe |
| FR2930593B1 (fr) * | 2008-04-23 | 2013-05-31 | Snecma | Piece thermomecanique de revolution autour d'un axe longitudinal, comprenant au moins une couronne abradable destinee a un labyrinthe d'etancheite |
| US8100641B2 (en) | 2008-09-09 | 2012-01-24 | General Electric Company | Steam turbine having stage with buckets of different materials |
| KR101354859B1 (ko) * | 2009-11-13 | 2014-01-22 | 미츠비시 쥬고교 가부시키가이샤 | 공작 기계의 제어 방법 및 제어 장치 |
| US20120288373A1 (en) * | 2011-05-13 | 2012-11-15 | Hamilton Sundstrand Corporation | Rotor with asymmetric blade spacing |
| WO2013110367A1 (de) * | 2012-01-25 | 2013-08-01 | Siemens Aktiengesellschaft | Rotor für eine strömungsmaschine |
| EP2706196A1 (de) | 2012-09-07 | 2014-03-12 | Siemens Aktiengesellschaft | Turbinenleitschaufelanordnung |
| EP2762678A1 (de) * | 2013-02-05 | 2014-08-06 | Siemens Aktiengesellschaft | Verfahren zum Verstimmen eines Laufschaufelgitters |
| US9938854B2 (en) * | 2014-05-22 | 2018-04-10 | United Technologies Corporation | Gas turbine engine airfoil curvature |
| DE102021200930A1 (de) * | 2020-02-25 | 2021-08-26 | Mitsubishi Heavy Industries, Ltd. | Rotationsmaschine |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5021603A (de) * | 1973-06-25 | 1975-03-07 |
-
1983
- 1983-02-09 JP JP1894883A patent/JPS59150903A/ja active Granted
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5021603A (de) * | 1973-06-25 | 1975-03-07 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20180014037A (ko) * | 2016-03-14 | 2018-02-07 | 제이엑스금속주식회사 | 산화물 소결체 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS59150903A (ja) | 1984-08-29 |
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