JP6124787B2 - ロータブレード用の軽量シュラウド - Google Patents

ロータブレード用の軽量シュラウド Download PDF

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Publication number
JP6124787B2
JP6124787B2 JP2013508417A JP2013508417A JP6124787B2 JP 6124787 B2 JP6124787 B2 JP 6124787B2 JP 2013508417 A JP2013508417 A JP 2013508417A JP 2013508417 A JP2013508417 A JP 2013508417A JP 6124787 B2 JP6124787 B2 JP 6124787B2
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JP
Japan
Prior art keywords
fin
side walls
blade
shroud
turbine blade
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
JP2013508417A
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English (en)
Japanese (ja)
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JP2013525689A (ja
JP2013525689A5 (enExample
Inventor
ブランドル・ヘルベルト
トシュプカクイン・イゴル
インドレコファー・フィリップ
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.)
GE Vernova GmbH
Original Assignee
General Electric Technology GmbH
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Publication date
Application filed by General Electric Technology GmbH filed Critical General Electric Technology GmbH
Publication of JP2013525689A publication Critical patent/JP2013525689A/ja
Publication of JP2013525689A5 publication Critical patent/JP2013525689A5/ja
Application granted granted Critical
Publication of JP6124787B2 publication Critical patent/JP6124787B2/ja
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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
    • F01D5/22—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
    • 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
    • F01D5/18—Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/187—Convection cooling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49316—Impeller making
    • Y10T29/49336—Blade making
    • Y10T29/49339—Hollow blade
    • Y10T29/49341—Hollow blade with cooling passage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2013508417A 2010-05-05 2011-04-06 ロータブレード用の軽量シュラウド Active JP6124787B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
EP10162021.9 2010-05-05
EP10162021A EP2385215A1 (en) 2010-05-05 2010-05-05 Light weight shroud fin for a rotor blade
PCT/EP2011/055347 WO2011138112A1 (en) 2010-05-05 2011-04-06 Light weight shroud fin for a rotor blade

Publications (3)

Publication Number Publication Date
JP2013525689A JP2013525689A (ja) 2013-06-20
JP2013525689A5 JP2013525689A5 (enExample) 2016-04-21
JP6124787B2 true JP6124787B2 (ja) 2017-05-10

Family

ID=42674652

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2013508417A Active JP6124787B2 (ja) 2010-05-05 2011-04-06 ロータブレード用の軽量シュラウド

Country Status (6)

Country Link
US (1) US8967972B2 (enExample)
EP (2) EP2385215A1 (enExample)
JP (1) JP6124787B2 (enExample)
CN (1) CN102947548B (enExample)
RU (1) RU2541078C2 (enExample)
WO (1) WO2011138112A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11313249B2 (en) 2020-01-10 2022-04-26 Mitsubishi Heavy Industries, Ltd. Rotor blade and axial-flow rotary machine

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011108784A1 (de) 2011-07-29 2013-01-31 Fresenius Medical Care Deutschland Gmbh Verfahren sowie Vorrichtungen zum Überprüfen wenigstens einer Funktion einer medizinischen Funktionseinrichtung
US9328619B2 (en) * 2012-10-29 2016-05-03 General Electric Company Blade having a hollow part span shroud
US10215032B2 (en) 2012-10-29 2019-02-26 General Electric Company Blade having a hollow part span shroud
EP2921657A1 (en) * 2014-03-20 2015-09-23 Alstom Technology Ltd Tool for removing an inner casing from a turbomachine
EP2924240A1 (de) * 2014-03-25 2015-09-30 Siemens Aktiengesellschaft Turbinenlaufschaufel
EP3085890B1 (en) * 2015-04-22 2017-12-27 Ansaldo Energia Switzerland AG Blade with tip shroud
US10385718B2 (en) * 2015-06-29 2019-08-20 Rolls-Royce North American Technologies, Inc. Turbine shroud segment with side perimeter seal
US9856734B2 (en) * 2015-08-12 2018-01-02 General Electric Company Adaptive machining turbomachine blade shroud hard face
US10301945B2 (en) * 2015-12-18 2019-05-28 General Electric Company Interior cooling configurations in turbine rotor blades
US10184342B2 (en) * 2016-04-14 2019-01-22 General Electric Company System for cooling seal rails of tip shroud of turbine blade
US10704406B2 (en) * 2017-06-13 2020-07-07 General Electric Company Turbomachine blade cooling structure and related methods
FR3109182B1 (fr) * 2020-04-10 2023-03-24 Safran Aircraft Engines Ensemble d’etancheite pour une turbomachine
FR3125085B1 (fr) * 2021-07-12 2025-02-28 Safran Aircraft Engines Aube de turbomachine

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1195012A (en) * 1966-06-21 1970-06-17 Rolls Royce Rotor for Bladed Fluid Flow Machines.
US3816022A (en) * 1972-09-01 1974-06-11 Gen Electric Power augmenter bucket tip construction for open-circuit liquid cooled turbines
GB2298246B (en) * 1995-02-23 1998-10-28 Bmw Rolls Royce Gmbh A turbine-blade arrangement comprising a shroud band
DE19904229A1 (de) 1999-02-03 2000-08-10 Asea Brown Boveri Gekühlte Turbinenschaufel
DE19944923B4 (de) * 1999-09-20 2007-07-19 Alstom Turbinenschaufel für den Rotor einer Gasturbine
EP1128023A1 (de) * 2000-02-25 2001-08-29 Siemens Aktiengesellschaft Turbinenlaufschaufel
EP1355043B1 (de) * 2002-04-16 2006-07-26 ALSTOM Technology Ltd Laufschaufel für eine Turbomaschine
GB2434842A (en) * 2006-02-02 2007-08-08 Rolls Royce Plc Cooling arrangement for a turbine blade shroud
US7527477B2 (en) * 2006-07-31 2009-05-05 General Electric Company Rotor blade and method of fabricating same
US7771171B2 (en) * 2006-12-14 2010-08-10 General Electric Company Systems for preventing wear on turbine blade tip shrouds
US7901180B2 (en) * 2007-05-07 2011-03-08 United Technologies Corporation Enhanced turbine airfoil cooling
RU2369748C1 (ru) * 2008-02-19 2009-10-10 Открытое акционерное общество "Авиадвигатель" Охлаждаемая лопатка турбины газотурбинного двигателя

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11313249B2 (en) 2020-01-10 2022-04-26 Mitsubishi Heavy Industries, Ltd. Rotor blade and axial-flow rotary machine

Also Published As

Publication number Publication date
RU2012152058A (ru) 2014-06-10
CN102947548B (zh) 2016-01-20
EP2385215A1 (en) 2011-11-09
RU2541078C2 (ru) 2015-02-10
WO2011138112A1 (en) 2011-11-10
EP2567070B1 (en) 2017-06-21
JP2013525689A (ja) 2013-06-20
EP2567070A1 (en) 2013-03-13
CN102947548A (zh) 2013-02-27
US20130058788A1 (en) 2013-03-07
US8967972B2 (en) 2015-03-03

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