RU2541078C2 - Турбинная лопатка и способ ее изготовления - Google Patents

Турбинная лопатка и способ ее изготовления Download PDF

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Publication number
RU2541078C2
RU2541078C2 RU2012152058/06A RU2012152058A RU2541078C2 RU 2541078 C2 RU2541078 C2 RU 2541078C2 RU 2012152058/06 A RU2012152058/06 A RU 2012152058/06A RU 2012152058 A RU2012152058 A RU 2012152058A RU 2541078 C2 RU2541078 C2 RU 2541078C2
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RU
Russia
Prior art keywords
side wall
rib
cutting edge
blade
turbine blade
Prior art date
Application number
RU2012152058/06A
Other languages
English (en)
Russian (ru)
Other versions
RU2012152058A (ru
Inventor
Герберт БРАНДЛЬ
Игорь ЦЫПКАЙКИН
Филипп ИНДЛЕКОФЕР
Original Assignee
Альстом Текнолоджи Лтд
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 Альстом Текнолоджи Лтд filed Critical Альстом Текнолоджи Лтд
Publication of RU2012152058A publication Critical patent/RU2012152058A/ru
Application granted granted Critical
Publication of RU2541078C2 publication Critical patent/RU2541078C2/ru

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    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
RU2012152058/06A 2010-05-05 2011-04-06 Турбинная лопатка и способ ее изготовления RU2541078C2 (ru)

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 (2)

Publication Number Publication Date
RU2012152058A RU2012152058A (ru) 2014-06-10
RU2541078C2 true RU2541078C2 (ru) 2015-02-10

Family

ID=42674652

Family Applications (1)

Application Number Title Priority Date Filing Date
RU2012152058/06A RU2541078C2 (ru) 2010-05-05 2011-04-06 Турбинная лопатка и способ ее изготовления

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)

Families Citing this family (14)

* 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
JP2021110291A (ja) * 2020-01-10 2021-08-02 三菱重工業株式会社 動翼、及び軸流回転機械
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

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3377050A (en) * 1966-06-21 1968-04-09 Bristol Siddeley Engines Ltd Shrouded rotor blades
US3816022A (en) * 1972-09-01 1974-06-11 Gen Electric Power augmenter bucket tip construction for open-circuit liquid cooled turbines
GB2298246A (en) * 1995-02-23 1996-08-28 Bmw Rolls Royce Gmbh Turbine-blad-tip-sealing arrangement comprising a shroud band
DE19904229A1 (de) * 1999-02-03 2000-08-10 Asea Brown Boveri Gekühlte Turbinenschaufel
RU2369748C1 (ru) * 2008-02-19 2009-10-10 Открытое акционерное общество "Авиадвигатель" Охлаждаемая лопатка турбины газотурбинного двигателя

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3377050A (en) * 1966-06-21 1968-04-09 Bristol Siddeley Engines Ltd Shrouded rotor blades
US3816022A (en) * 1972-09-01 1974-06-11 Gen Electric Power augmenter bucket tip construction for open-circuit liquid cooled turbines
GB2298246A (en) * 1995-02-23 1996-08-28 Bmw Rolls Royce Gmbh Turbine-blad-tip-sealing arrangement comprising a shroud band
DE19904229A1 (de) * 1999-02-03 2000-08-10 Asea Brown Boveri Gekühlte Turbinenschaufel
RU2369748C1 (ru) * 2008-02-19 2009-10-10 Открытое акционерное общество "Авиадвигатель" Охлаждаемая лопатка турбины газотурбинного двигателя

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
Конструкция и проектирование авиационных газотурбинных двигателей, под ред.Д.В.Хронина, Москва, "Машиностроение", 1989, стр. 213-218, рис. 4.59, б. *

Also Published As

Publication number Publication date
RU2012152058A (ru) 2014-06-10
CN102947548B (zh) 2016-01-20
EP2385215A1 (en) 2011-11-09
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
JP6124787B2 (ja) 2017-05-10
US8967972B2 (en) 2015-03-03

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PC41 Official registration of the transfer of exclusive right

Effective date: 20170518