CN102042039B - 涡轮和涡轮叶片翼片 - Google Patents

涡轮和涡轮叶片翼片 Download PDF

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Publication number
CN102042039B
CN102042039B CN201010533223.6A CN201010533223A CN102042039B CN 102042039 B CN102042039 B CN 102042039B CN 201010533223 A CN201010533223 A CN 201010533223A CN 102042039 B CN102042039 B CN 102042039B
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CN
China
Prior art keywords
turbine blade
fin
pressure side
trailing edge
turbine
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.)
Active
Application number
CN201010533223.6A
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English (en)
Chinese (zh)
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CN102042039A (zh
Inventor
F·T·小维莱特
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General Electric Company PLC
Original Assignee
General Electric Co
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Publication date
Application filed by General Electric Co filed Critical General Electric Co
Publication of CN102042039A publication Critical patent/CN102042039A/zh
Application granted granted Critical
Publication of CN102042039B publication Critical patent/CN102042039B/zh
Active 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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/145—Means for influencing boundary layers or secondary circulations
    • 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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN201010533223.6A 2009-10-21 2010-10-21 涡轮和涡轮叶片翼片 Active CN102042039B (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/582927 2009-10-21
US12/582,927 US8414265B2 (en) 2009-10-21 2009-10-21 Turbines and turbine blade winglets

Publications (2)

Publication Number Publication Date
CN102042039A CN102042039A (zh) 2011-05-04
CN102042039B true CN102042039B (zh) 2016-01-20

Family

ID=43877795

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201010533223.6A Active CN102042039B (zh) 2009-10-21 2010-10-21 涡轮和涡轮叶片翼片

Country Status (5)

Country Link
US (1) US8414265B2 (enExample)
JP (1) JP5706660B2 (enExample)
CN (1) CN102042039B (enExample)
CH (1) CH702101B1 (enExample)
DE (1) DE102010038073B4 (enExample)

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GB201006451D0 (en) * 2010-04-19 2010-06-02 Rolls Royce Plc Blades
US8777567B2 (en) 2010-09-22 2014-07-15 Honeywell International Inc. Turbine blades, turbine assemblies, and methods of manufacturing turbine blades
GB201017797D0 (en) * 2010-10-21 2010-12-01 Rolls Royce Plc An aerofoil structure
US9273561B2 (en) * 2012-08-03 2016-03-01 General Electric Company Cooling structures for turbine rotor blade tips
US20140044557A1 (en) * 2012-08-09 2014-02-13 General Electric Company Turbine blade and method for cooling the turbine blade
US9845683B2 (en) * 2013-01-08 2017-12-19 United Technology Corporation Gas turbine engine rotor blade
JP2014148938A (ja) * 2013-02-01 2014-08-21 Siemens Ag ターボ機械のためのフィルム冷却されるタービンブレード
US9856739B2 (en) 2013-09-18 2018-01-02 Honeywell International Inc. Turbine blades with tip portions having converging cooling holes
US9816389B2 (en) 2013-10-16 2017-11-14 Honeywell International Inc. Turbine rotor blades with tip portion parapet wall cavities
US9879544B2 (en) 2013-10-16 2018-01-30 Honeywell International Inc. Turbine rotor blades with improved tip portion cooling holes
US9638041B2 (en) 2013-10-23 2017-05-02 General Electric Company Turbine bucket having non-axisymmetric base contour
US9528379B2 (en) 2013-10-23 2016-12-27 General Electric Company Turbine bucket having serpentine core
US9797258B2 (en) 2013-10-23 2017-10-24 General Electric Company Turbine bucket including cooling passage with turn
US9670784B2 (en) 2013-10-23 2017-06-06 General Electric Company Turbine bucket base having serpentine cooling passage with leading edge cooling
US20150110617A1 (en) * 2013-10-23 2015-04-23 General Electric Company Turbine airfoil including tip fillet
US9551226B2 (en) 2013-10-23 2017-01-24 General Electric Company Turbine bucket with endwall contour and airfoil profile
EP2921647A1 (en) 2014-03-20 2015-09-23 Alstom Technology Ltd Gas turbine blade comprising bended leading and trailing edges
FR3022295B1 (fr) * 2014-06-17 2019-07-05 Safran Aircraft Engines Aube de turbomachine comportant une ailette anti-tourbillons
EP2987956A1 (en) * 2014-08-18 2016-02-24 Siemens Aktiengesellschaft Compressor aerofoil
BR112017021169B1 (pt) 2015-04-08 2022-11-22 Horton, Inc Pá de ventoinha e método de operação de ventoinha de fluxo axial
US10253637B2 (en) * 2015-12-11 2019-04-09 General Electric Company Method and system for improving turbine blade performance
WO2018063353A1 (en) * 2016-09-30 2018-04-05 Siemens Aktiengesellschaft Turbine blade and squealer tip
US10830082B2 (en) * 2017-05-10 2020-11-10 General Electric Company Systems including rotor blade tips and circumferentially grooved shrouds
US10830057B2 (en) * 2017-05-31 2020-11-10 General Electric Company Airfoil with tip rail cooling
US10704406B2 (en) * 2017-06-13 2020-07-07 General Electric Company Turbomachine blade cooling structure and related methods
CN110945210B (zh) * 2017-08-14 2022-05-24 西门子能源全球两合公司 涡轮叶片以及对应的维护方法
KR20190127024A (ko) * 2018-05-03 2019-11-13 두산중공업 주식회사 터빈 블레이드 및 상기 터빈 블레이드를 포함하는 가스 터빈
FR3081497B1 (fr) * 2018-05-23 2020-12-25 Safran Aircraft Engines Aubage brut de fonderie a geometrie de bord de fuite modifiee
US10787932B2 (en) 2018-07-13 2020-09-29 Honeywell International Inc. Turbine blade with dust tolerant cooling system
KR102153066B1 (ko) 2018-10-01 2020-09-07 두산중공업 주식회사 윙렛에 냉각홀을 가진 터빈 블레이드 및 이를 포함하는 가스 터빈
US12123319B2 (en) 2020-12-30 2024-10-22 Ge Infrastructure Technology Llc Cooling circuit having a bypass conduit for a turbomachine component
US11608746B2 (en) * 2021-01-13 2023-03-21 General Electric Company Airfoils for gas turbine engines
EP4234885A3 (en) * 2021-02-04 2023-09-06 Doosan Enerbility Co., Ltd. Airfoil with a squealer tip cooling system for a turbine blade, corresponding turbine blade, turbine blade assembly, gas turbine and manufacturing method of an airfoil

Citations (6)

* Cited by examiner, † Cited by third party
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US5282721A (en) * 1991-09-30 1994-02-01 United Technologies Corporation Passive clearance system for turbine blades
CN1719002A (zh) * 2004-07-08 2006-01-11 联合工艺公司 涡轮叶片
JP2006105152A (ja) * 2004-10-06 2006-04-20 General Electric Co <Ge> 段部付き出口のタービン翼形部
US7118329B2 (en) * 2003-12-11 2006-10-10 Rolls-Royce Plc Tip sealing for a turbine rotor blade
CN1920258A (zh) * 2005-08-25 2007-02-28 通用电气公司 具有倾斜端孔的涡轮叶片
CN101131094A (zh) * 2006-08-21 2008-02-27 通用电气公司 尖端斜面涡轮机叶片

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US4768922A (en) * 1986-09-15 1988-09-06 Avco Corporation Variable stator and shroud assembly
US5261789A (en) * 1992-08-25 1993-11-16 General Electric Company Tip cooled blade
DE19913269A1 (de) * 1999-03-24 2000-09-28 Asea Brown Boveri Turbinenschaufel
US6494678B1 (en) * 2001-05-31 2002-12-17 General Electric Company Film cooled blade tip
US6869270B2 (en) * 2002-06-06 2005-03-22 General Electric Company Turbine blade cover cooling apparatus and method of fabrication
GB2413160B (en) * 2004-04-17 2006-08-09 Rolls Royce Plc Turbine rotor blades
US7281894B2 (en) * 2005-09-09 2007-10-16 General Electric Company Turbine airfoil curved squealer tip with tip shelf
US7494319B1 (en) * 2006-08-25 2009-02-24 Florida Turbine Technologies, Inc. Turbine blade tip configuration
EP1953344B1 (de) * 2007-02-05 2012-04-11 Siemens Aktiengesellschaft Turbinenschaufel
GB0724612D0 (en) * 2007-12-19 2008-01-30 Rolls Royce Plc Rotor blades
EP2093378A1 (en) * 2008-02-25 2009-08-26 ALSTOM Technology Ltd Upgrading method for a blade by retrofitting a winglet, and correspondingly upgraded blade
GB0813556D0 (en) * 2008-07-24 2008-09-03 Rolls Royce Plc A blade for a rotor

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5282721A (en) * 1991-09-30 1994-02-01 United Technologies Corporation Passive clearance system for turbine blades
US7118329B2 (en) * 2003-12-11 2006-10-10 Rolls-Royce Plc Tip sealing for a turbine rotor blade
CN1719002A (zh) * 2004-07-08 2006-01-11 联合工艺公司 涡轮叶片
JP2006105152A (ja) * 2004-10-06 2006-04-20 General Electric Co <Ge> 段部付き出口のタービン翼形部
CN1920258A (zh) * 2005-08-25 2007-02-28 通用电气公司 具有倾斜端孔的涡轮叶片
CN101131094A (zh) * 2006-08-21 2008-02-27 通用电气公司 尖端斜面涡轮机叶片

Also Published As

Publication number Publication date
DE102010038073B4 (de) 2023-07-06
CH702101B1 (de) 2015-07-15
JP2011089517A (ja) 2011-05-06
US20110091327A1 (en) 2011-04-21
CN102042039A (zh) 2011-05-04
US8414265B2 (en) 2013-04-09
DE102010038073A1 (de) 2011-05-19
CH702101A2 (de) 2011-04-29
JP5706660B2 (ja) 2015-04-22

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C06 Publication
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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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GR01 Patent grant
TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20240111

Address after: Swiss Baden

Patentee after: GENERAL ELECTRIC CO. LTD.

Address before: New York, United States

Patentee before: General Electric Co.