CN101988392A - 用于涡轮发动机的转子叶片 - Google Patents

用于涡轮发动机的转子叶片 Download PDF

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Publication number
CN101988392A
CN101988392A CN2010102004441A CN201010200444A CN101988392A CN 101988392 A CN101988392 A CN 101988392A CN 2010102004441 A CN2010102004441 A CN 2010102004441A CN 201010200444 A CN201010200444 A CN 201010200444A CN 101988392 A CN101988392 A CN 101988392A
Authority
CN
China
Prior art keywords
damping
leading edge
trailing edge
contact
damper
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
Application number
CN2010102004441A
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English (en)
Chinese (zh)
Inventor
M·R·皮尔萨尔
B·D·波特
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of CN101988392A publication Critical patent/CN101988392A/zh
Pending legal-status Critical Current

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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
    • 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
    • F01D5/225—Blade-to-blade connections, e.g. for damping vibrations by shrouding
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/96—Preventing, counteracting or reducing vibration or noise

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
CN2010102004441A 2009-07-31 2010-05-31 用于涡轮发动机的转子叶片 Pending CN101988392A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/533,378 US8371816B2 (en) 2009-07-31 2009-07-31 Rotor blades for turbine engines
US12/533378 2009-07-31

Publications (1)

Publication Number Publication Date
CN101988392A true CN101988392A (zh) 2011-03-23

Family

ID=43402793

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010102004441A Pending CN101988392A (zh) 2009-07-31 2010-05-31 用于涡轮发动机的转子叶片

Country Status (5)

Country Link
US (1) US8371816B2 (https=)
JP (1) JP5681384B2 (https=)
CN (1) CN101988392A (https=)
CH (1) CH701537B1 (https=)
DE (1) DE102010017105A1 (https=)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102877892A (zh) * 2012-10-23 2013-01-16 湖南航翔燃气轮机有限公司 一种涡轮转子叶片及具有其的燃气轮机
CN107131005A (zh) * 2016-02-29 2017-09-05 通用电气公司 涡轮发动机护罩组件
CN109057871A (zh) * 2018-04-20 2018-12-21 西门子（中国）有限公司 汽轮机叶冠及叶冠单元
CN111615584A (zh) * 2017-12-18 2020-09-01 赛峰飞机发动机公司 阻尼装置
CN111630249A (zh) * 2017-12-14 2020-09-04 赛峰飞机发动机公司 阻尼装置
CN111911240A (zh) * 2019-05-08 2020-11-10 普拉特 - 惠特尼加拿大公司 护罩互锁装置
CN114718731A (zh) * 2021-01-07 2022-07-08 通用电气公司 用于减振的分体式护罩

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2551164B (en) * 2016-06-08 2019-12-25 Rolls Royce Plc Metallic stator vane
US10648346B2 (en) * 2016-07-06 2020-05-12 General Electric Company Shroud configurations for turbine rotor blades
US11215116B2 (en) 2017-02-23 2022-01-04 Mitsubishi Power, Ltd. Turbine moving blade and gas turbine
KR102431943B1 (ko) 2018-06-19 2022-08-11 미츠비시 파워 가부시키가이샤 터빈 동익, 터보 기계 및 콘택트면 제조방법
US11085303B1 (en) * 2020-06-16 2021-08-10 General Electric Company Pressurized damping fluid injection for damping turbine blade vibration
US12420336B2 (en) 2021-03-03 2025-09-23 General Electric Company Anti-fretting coating composition and coated components
CN116857018B (zh) * 2023-08-11 2026-03-24 中国航发沈阳发动机研究所 一种涡轮盘与盘前封严盘的连接定位结构

Citations (8)

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JPS54135906A (en) * 1978-04-14 1979-10-22 Toshiba Corp Turbine moving-blade cover
US5083903A (en) * 1990-07-31 1992-01-28 General Electric Company Shroud insert for turbomachinery blade
US5522705A (en) * 1994-05-13 1996-06-04 United Technologies Corporation Friction damper for gas turbine engine blades
JPH11336501A (ja) * 1998-05-25 1999-12-07 Toshiba Corp タービン動翼
JP2001248404A (ja) * 2000-03-01 2001-09-14 Hitachi Ltd タ一ビン動翼
US20040000050A1 (en) * 2002-06-28 2004-01-01 Smith Eric Garrard Method of repairing shroud tip overlap on turbine buckets
CN101165318A (zh) * 2006-10-17 2008-04-23 通用电气公司 涡轮机组件所用翼型及其装配方法
CN101205814A (zh) * 2006-12-14 2008-06-25 通用电气公司 用于防止涡轮机叶片尖端护罩磨损的系统

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BE791375A (fr) * 1971-12-02 1973-03-01 Gen Electric Deflecteur et amortisseur pour ailettes de turbomachines
GB1460714A (en) * 1973-06-26 1977-01-06 Rolls Royce Bladed rotor for a gas turbine engine
US3986792A (en) * 1975-03-03 1976-10-19 Westinghouse Electric Corporation Vibration dampening device disposed on a shroud member for a twisted turbine blade
US4088421A (en) * 1976-09-30 1978-05-09 General Electric Company Coverplate damping arrangement
US4182598A (en) * 1977-08-29 1980-01-08 United Technologies Corporation Turbine blade damper
GB2032535A (en) * 1978-07-25 1980-05-08 Rolls Royce Overlapping cantilevers
JPS5925087B2 (ja) * 1980-06-04 1984-06-14 株式会社日立製作所 タ−ビン動翼連結装置
GB2093126B (en) * 1981-02-12 1984-05-16 Rolls Royce Rotor blade for a gas turbine engine
GB2223277B (en) * 1988-09-30 1992-08-12 Rolls Royce Plc Aerofoil blade damping
US4936749A (en) * 1988-12-21 1990-06-26 General Electric Company Blade-to-blade vibration damper
US5201850A (en) * 1991-02-15 1993-04-13 General Electric Company Rotor tip shroud damper including damper wires
US5313786A (en) * 1992-11-24 1994-05-24 United Technologies Corporation Gas turbine blade damper
JPH0972202A (ja) * 1995-09-06 1997-03-18 Hitachi Ltd タービン動翼の連結構造及びその方法
GB9609721D0 (en) * 1996-05-09 1996-07-10 Rolls Royce Plc Vibration damping
US5924699A (en) * 1996-12-24 1999-07-20 United Technologies Corporation Turbine blade platform seal
WO1999013200A1 (en) * 1997-09-05 1999-03-18 Hitachi, Ltd. Steam turbine
US6164916A (en) * 1998-11-02 2000-12-26 General Electric Company Method of applying wear-resistant materials to turbine blades, and turbine blades having wear-resistant materials
JP2000204901A (ja) * 1999-01-08 2000-07-25 Mitsubishi Heavy Ind Ltd 軸流回転機械における動翼の制振構造
GB9906450D0 (en) * 1999-03-19 1999-05-12 Rolls Royce Plc Aerofoil blade damper
US6776583B1 (en) * 2003-02-27 2004-08-17 General Electric Company Turbine bucket damper pin
US6851932B2 (en) * 2003-05-13 2005-02-08 General Electric Company Vibration damper assembly for the buckets of a turbine
US7001152B2 (en) * 2003-10-09 2006-02-21 Pratt & Wiley Canada Corp. Shrouded turbine blades with locally increased contact faces
US7396205B2 (en) * 2004-01-31 2008-07-08 United Technologies Corporation Rotor blade for a rotary machine
US7066713B2 (en) * 2004-01-31 2006-06-27 United Technologies Corporation Rotor blade for a rotary machine
EP1591625A1 (en) * 2004-04-30 2005-11-02 ALSTOM Technology Ltd Gas turbine blade shroud
US7762779B2 (en) * 2006-08-03 2010-07-27 General Electric Company Turbine blade tip shroud

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54135906A (en) * 1978-04-14 1979-10-22 Toshiba Corp Turbine moving-blade cover
US5083903A (en) * 1990-07-31 1992-01-28 General Electric Company Shroud insert for turbomachinery blade
US5522705A (en) * 1994-05-13 1996-06-04 United Technologies Corporation Friction damper for gas turbine engine blades
JPH11336501A (ja) * 1998-05-25 1999-12-07 Toshiba Corp タービン動翼
JP2001248404A (ja) * 2000-03-01 2001-09-14 Hitachi Ltd タ一ビン動翼
US20040000050A1 (en) * 2002-06-28 2004-01-01 Smith Eric Garrard Method of repairing shroud tip overlap on turbine buckets
CN101165318A (zh) * 2006-10-17 2008-04-23 通用电气公司 涡轮机组件所用翼型及其装配方法
CN101205814A (zh) * 2006-12-14 2008-06-25 通用电气公司 用于防止涡轮机叶片尖端护罩磨损的系统

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102877892A (zh) * 2012-10-23 2013-01-16 湖南航翔燃气轮机有限公司 一种涡轮转子叶片及具有其的燃气轮机
CN102877892B (zh) * 2012-10-23 2015-02-11 湖南航翔燃气轮机有限公司 一种涡轮转子叶片及具有其的燃气轮机
CN107131005A (zh) * 2016-02-29 2017-09-05 通用电气公司 涡轮发动机护罩组件
CN111630249A (zh) * 2017-12-14 2020-09-04 赛峰飞机发动机公司 阻尼装置
CN111630249B (zh) * 2017-12-14 2022-05-24 赛峰飞机发动机公司 阻尼装置
CN111615584A (zh) * 2017-12-18 2020-09-01 赛峰飞机发动机公司 阻尼装置
CN111615584B (zh) * 2017-12-18 2022-08-16 赛峰飞机发动机公司 阻尼装置
CN109057871A (zh) * 2018-04-20 2018-12-21 西门子（中国）有限公司 汽轮机叶冠及叶冠单元
CN111911240A (zh) * 2019-05-08 2020-11-10 普拉特 - 惠特尼加拿大公司 护罩互锁装置
CN114718731A (zh) * 2021-01-07 2022-07-08 通用电气公司 用于减振的分体式护罩

Also Published As

Publication number Publication date
CH701537A2 (de) 2011-01-31
CH701537B1 (de) 2015-02-27
JP5681384B2 (ja) 2015-03-04
US8371816B2 (en) 2013-02-12
DE102010017105A1 (de) 2011-02-03
JP2011033020A (ja) 2011-02-17
US20110027088A1 (en) 2011-02-03

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