JP2006052732A5 - - Google Patents
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- Publication number
- JP2006052732A5 JP2006052732A5 JP2005229006A JP2005229006A JP2006052732A5 JP 2006052732 A5 JP2006052732 A5 JP 2006052732A5 JP 2005229006 A JP2005229006 A JP 2005229006A JP 2005229006 A JP2005229006 A JP 2005229006A JP 2006052732 A5 JP2006052732 A5 JP 2006052732A5
- Authority
- JP
- Japan
- Prior art keywords
- blade
- group
- blades
- pockets
- filling
- 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
- 238000000034 method Methods 0.000 claims 7
- 238000013016 damping Methods 0.000 claims 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/913,407 US7147437B2 (en) | 2004-08-09 | 2004-08-09 | Mixed tuned hybrid blade related method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2006052732A JP2006052732A (ja) | 2006-02-23 |
| JP2006052732A5 true JP2006052732A5 (enExample) | 2008-09-18 |
Family
ID=34941842
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2005229006A Pending JP2006052732A (ja) | 2004-08-09 | 2005-08-08 | 混合同調ハイブリッドブレードおよびそれに関連する方法 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US7147437B2 (enExample) |
| EP (1) | EP1626161B1 (enExample) |
| JP (1) | JP2006052732A (enExample) |
| KR (1) | KR20060050297A (enExample) |
| CN (1) | CN1734062B (enExample) |
| DE (1) | DE602005006483D1 (enExample) |
Families Citing this family (37)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070036658A1 (en) * | 2005-08-09 | 2007-02-15 | Morris Robert J | Tunable gas turbine engine fan assembly |
| US7507073B2 (en) * | 2006-02-24 | 2009-03-24 | General Electric Company | Methods and apparatus for assembling a steam turbine bucket |
| US7766625B2 (en) * | 2006-03-31 | 2010-08-03 | General Electric Company | Methods and apparatus for reducing stress in turbine buckets |
| US7429165B2 (en) * | 2006-06-14 | 2008-09-30 | General Electric Company | Hybrid blade for a steam turbine |
| US20070292265A1 (en) * | 2006-06-14 | 2007-12-20 | General Electric Company | System design and cooling method for LP steam turbines using last stage hybrid bucket |
| EP1985803A1 (de) * | 2007-04-23 | 2008-10-29 | Siemens Aktiengesellschaft | Verfahren zum Herstellen von beschichteten Turbinenlaufschaufeln |
| US7887299B2 (en) * | 2007-06-07 | 2011-02-15 | Honeywell International Inc. | Rotary body for turbo machinery with mistuned blades |
| GB2450937B (en) * | 2007-07-13 | 2009-06-03 | Rolls Royce Plc | Component with tuned frequency response |
| GB2450936B (en) * | 2007-07-13 | 2010-01-20 | Rolls Royce Plc | Bladed rotor balancing |
| US8100641B2 (en) * | 2008-09-09 | 2012-01-24 | General Electric Company | Steam turbine having stage with buckets of different materials |
| US8043063B2 (en) * | 2009-03-26 | 2011-10-25 | Pratt & Whitney Canada Corp. | Intentionally mistuned integrally bladed rotor |
| US8419370B2 (en) * | 2009-06-25 | 2013-04-16 | Rolls-Royce Corporation | Retaining and sealing ring assembly |
| US8469670B2 (en) * | 2009-08-27 | 2013-06-25 | Rolls-Royce Corporation | Fan assembly |
| US8435006B2 (en) * | 2009-09-30 | 2013-05-07 | Rolls-Royce Corporation | Fan |
| FR2956875B1 (fr) * | 2010-02-26 | 2012-09-21 | Snecma | Aube allegee pour turbomachine, carter comportant une pluralite d'une telle aube et turbomachine comportant au moins un tel carter |
| US8726725B2 (en) | 2011-03-08 | 2014-05-20 | Schlumberger Technology Corporation | Apparatus, system and method for determining at least one downhole parameter of a wellsite |
| US9297277B2 (en) | 2011-09-30 | 2016-03-29 | General Electric Company | Power plant |
| US8763360B2 (en) | 2011-11-03 | 2014-07-01 | United Technologies Corporation | Hollow fan blade tuning using distinct filler materials |
| US9097125B2 (en) * | 2012-08-17 | 2015-08-04 | Mapna Group | Intentionally frequency mistuned turbine blades |
| EP3653838A1 (en) * | 2012-09-25 | 2020-05-20 | United Technologies Corporation | Airfoil array with airfoils that differ in geometry and include mistake-proof features |
| EP2725193B1 (de) * | 2012-10-24 | 2015-07-29 | MTU Aero Engines AG | Verfahren zur Verstimmung der Schaufeln eines Gasturbinenkraftwerks. |
| EP2942481B1 (en) * | 2014-05-07 | 2019-03-27 | Rolls-Royce Corporation | Rotor for a gas turbine engine |
| CN104675443A (zh) * | 2014-12-15 | 2015-06-03 | 中国燃气涡轮研究院 | 一种涡轮整体叶盘固有频率调整方法 |
| US10215029B2 (en) | 2016-01-27 | 2019-02-26 | Hanwha Power Systems Co., Ltd. | Blade assembly |
| US10641281B2 (en) | 2016-08-08 | 2020-05-05 | United Technologies Corporation | Mistuned laminate airfoil |
| US10837287B2 (en) * | 2017-01-20 | 2020-11-17 | Pratt & Whitney Canada Corp. | Mistuned bladed rotor and associated manufacturing method |
| JP6745235B2 (ja) * | 2017-03-10 | 2020-08-26 | 三菱日立パワーシステムズ株式会社 | ロータ及びこのロータを備える回転機械 |
| US10954804B2 (en) * | 2017-07-05 | 2021-03-23 | Raytheon Technologies Corporation | Rotary machines including a hybrid rotor with hollow and solid rotor blade sets |
| JP6789407B2 (ja) * | 2017-10-31 | 2020-11-25 | 三菱重工エンジン＆ターボチャージャ株式会社 | タービン動翼、ターボチャージャ及びタービン動翼の製造方法 |
| US10731471B2 (en) * | 2018-12-28 | 2020-08-04 | General Electric Company | Hybrid rotor blades for turbine engines |
| EP3969727B1 (en) * | 2019-06-28 | 2024-05-29 | Siemens Energy Global GmbH & Co. KG | Turbine airfoil incorporating modal frequency response tuning |
| US11220913B2 (en) * | 2019-10-23 | 2022-01-11 | Rolls-Royce Corporation | Gas turbine engine blades with airfoil plugs for selected tuning |
| US11255199B2 (en) | 2020-05-20 | 2022-02-22 | Rolls-Royce Corporation | Airfoil with shaped mass reduction pocket |
| US11767765B2 (en) * | 2021-09-28 | 2023-09-26 | General Electric Company | Glass viscous damper |
| US11560801B1 (en) | 2021-12-23 | 2023-01-24 | Rolls-Royce North American Technologies Inc. | Fan blade with internal magnetorheological fluid damping |
| US11746659B2 (en) | 2021-12-23 | 2023-09-05 | Rolls-Royce North American Technologies Inc. | Fan blade with internal shear-thickening fluid damping |
| US12043368B2 (en) | 2022-03-23 | 2024-07-23 | General Electric Company | Rotating airfoil assembly |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4956008A (enExample) * | 1973-06-19 | 1974-05-30 | ||
| JPS5338723Y2 (enExample) * | 1975-01-31 | 1978-09-20 | ||
| US4097192A (en) | 1977-01-06 | 1978-06-27 | Curtiss-Wright Corporation | Turbine rotor and blade configuration |
| JPS57140501A (en) * | 1981-02-23 | 1982-08-31 | Mitsubishi Heavy Ind Ltd | Rotary blade |
| JPS57143103A (en) * | 1981-02-27 | 1982-09-04 | Mitsubishi Heavy Ind Ltd | Vibration damper for rotor vane |
| JPS6441603A (en) * | 1987-08-04 | 1989-02-13 | Sumitomo Heavy Industries | Optimum arranging method for turbine blade on disc by computer simulation |
| US5286168A (en) | 1992-01-31 | 1994-02-15 | Westinghouse Electric Corp. | Freestanding mixed tuned blade |
| FR2688264A1 (fr) * | 1992-03-04 | 1993-09-10 | Snecma | Redresseur de turbomachine a aubes ayant une face alveolee chargee en materiau composite. |
| US5524341A (en) | 1994-09-26 | 1996-06-11 | Westinghouse Electric Corporation | Method of making a row of mix-tuned turbomachine blades |
| US5720597A (en) | 1996-01-29 | 1998-02-24 | General Electric Company | Multi-component blade for a gas turbine |
| JPH1054204A (ja) | 1996-05-20 | 1998-02-24 | General Electric Co <Ge> | ガスタービン用の多構成部翼 |
| JPH1047004A (ja) * | 1996-07-30 | 1998-02-17 | Mitsubishi Heavy Ind Ltd | 回転流体機械の動翼 |
| US5820348A (en) * | 1996-09-17 | 1998-10-13 | Fricke; J. Robert | Damping system for vibrating members |
| US5931641A (en) | 1997-04-25 | 1999-08-03 | General Electric Company | Steam turbine blade having areas of different densities |
| US5947688A (en) | 1997-12-22 | 1999-09-07 | General Electric Company | Frequency tuned hybrid blade |
| US6039542A (en) | 1997-12-24 | 2000-03-21 | General Electric Company | Panel damped hybrid blade |
| US6042338A (en) | 1998-04-08 | 2000-03-28 | Alliedsignal Inc. | Detuned fan blade apparatus and method |
| US6033186A (en) | 1999-04-16 | 2000-03-07 | General Electric Company | Frequency tuned hybrid blade |
| US6287080B1 (en) | 1999-11-15 | 2001-09-11 | General Electric Company | Elastomeric formulation used in the construction of lightweight aircraft engine fan blades |
| US6364616B1 (en) | 2000-05-05 | 2002-04-02 | General Electric Company | Submerged rib hybrid blade |
| US6471482B2 (en) | 2000-11-30 | 2002-10-29 | United Technologies Corporation | Frequency-mistuned light-weight turbomachinery blade rows for increased flutter stability |
| US6428278B1 (en) | 2000-12-04 | 2002-08-06 | United Technologies Corporation | Mistuned rotor blade array for passive flutter control |
| US6854959B2 (en) * | 2003-04-16 | 2005-02-15 | General Electric Company | Mixed tuned hybrid bucket and related method |
-
2004
- 2004-08-09 US US10/913,407 patent/US7147437B2/en not_active Expired - Fee Related
-
2005
- 2005-07-25 DE DE602005006483T patent/DE602005006483D1/de not_active Expired - Lifetime
- 2005-07-25 EP EP05254608A patent/EP1626161B1/en not_active Expired - Lifetime
- 2005-08-08 KR KR1020050072168A patent/KR20060050297A/ko not_active Ceased
- 2005-08-08 JP JP2005229006A patent/JP2006052732A/ja active Pending
- 2005-08-09 CN CN2005100897802A patent/CN1734062B/zh not_active Expired - Fee Related
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