KR102350151B1 - 터빈 블레이드 및 가스 터빈 - Google Patents

터빈 블레이드 및 가스 터빈 Download PDF

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Publication number
KR102350151B1
KR102350151B1 KR1020207007194A KR20207007194A KR102350151B1 KR 102350151 B1 KR102350151 B1 KR 102350151B1 KR 1020207007194 A KR1020207007194 A KR 1020207007194A KR 20207007194 A KR20207007194 A KR 20207007194A KR 102350151 B1 KR102350151 B1 KR 102350151B1
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South Korea
Prior art keywords
passage
cooling
blade
turbulator
downstream
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KR1020207007194A
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English (en)
Korean (ko)
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KR20200036023A (ko
Inventor
야스오 미야히사
스스무 와카조노
사토시 하다
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미츠비시 파워 가부시키가이샤
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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
    • F01D5/14—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
    • F01D5/188—Convection cooling with an insert in the blade cavity to guide the cooling fluid, e.g. forming a separation wall
    • 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
    • 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
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • 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
    • F01D9/00—Stators
    • F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
    • F01D9/023—Transition ducts between combustor cans and first stage of the turbine in gas-turbine engines; their cooling or sealings
    • 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
    • F01D9/00—Stators
    • F01D9/06—Fluid supply conduits to nozzles or the like
    • F01D9/065—Fluid supply or removal conduits traversing the working fluid flow, e.g. for lubrication-, cooling-, or sealing fluids
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/12—Cooling of plants
    • F02C7/16—Cooling of plants characterised by cooling medium
    • F02C7/18—Cooling of plants characterised by cooling medium the medium being gaseous, e.g. air
    • 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
    • F05D2220/00—Application
    • F05D2220/30—Application in turbines
    • F05D2220/32—Application in turbines in gas turbines
    • 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
    • F05D2250/00—Geometry
    • F05D2250/10—Two-dimensional
    • F05D2250/18—Two-dimensional patterned
    • F05D2250/185—Two-dimensional patterned serpentine-like
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2212—Improvement of heat transfer by creating turbulence
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/221—Improvement of heat transfer
    • F05D2260/2214—Improvement of heat transfer by increasing the heat transfer surface
    • F05D2260/22141—Improvement of heat transfer by increasing the heat transfer surface using fins or ribs
    • 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
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/231—Preventing heat transfer

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
KR1020207007194A 2017-11-09 2018-10-15 터빈 블레이드 및 가스 터빈 Active KR102350151B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JPJP-P-2017-216759 2017-11-09
JP2017216759A JP6996947B2 (ja) 2017-11-09 2017-11-09 タービン翼及びガスタービン
PCT/JP2018/038335 WO2019093075A1 (ja) 2017-11-09 2018-10-15 タービン翼及びガスタービン

Publications (2)

Publication Number Publication Date
KR20200036023A KR20200036023A (ko) 2020-04-06
KR102350151B1 true KR102350151B1 (ko) 2022-01-11

Family

ID=66438320

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020207007194A Active KR102350151B1 (ko) 2017-11-09 2018-10-15 터빈 블레이드 및 가스 터빈

Country Status (6)

Country Link
US (1) US11643935B2 (https=)
JP (1) JP6996947B2 (https=)
KR (1) KR102350151B1 (https=)
CN (1) CN111094701B (https=)
DE (1) DE112018004279B4 (https=)
WO (1) WO2019093075A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7847031B2 (ja) 2022-05-06 2026-04-16 三菱重工業株式会社 タービン翼及びガスタービン

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003193805A (ja) * 2001-12-11 2003-07-09 United Technol Corp <Utc> 産業用ガスタービンエンジン用の冷却可能なロータブレード
US20090041587A1 (en) * 2007-08-08 2009-02-12 Alstom Technology Ltd Turbine blade with internal cooling structure

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US4180373A (en) * 1977-12-28 1979-12-25 United Technologies Corporation Turbine blade
US5695321A (en) * 1991-12-17 1997-12-09 General Electric Company Turbine blade having variable configuration turbulators
US5975850A (en) 1996-12-23 1999-11-02 General Electric Company Turbulated cooling passages for turbine blades
JP3416447B2 (ja) 1997-03-11 2003-06-16 三菱重工業株式会社 ガスタービンの翼冷却空気供給システム
JPH10252405A (ja) 1997-03-13 1998-09-22 Mitsubishi Heavy Ind Ltd 冷却動翼
JPH10280905A (ja) * 1997-04-02 1998-10-20 Mitsubishi Heavy Ind Ltd ガスタービン冷却翼のタービュレータ
JPH11229806A (ja) 1998-02-12 1999-08-24 Mitsubishi Heavy Ind Ltd 冷却動翼
JPH11241602A (ja) * 1998-02-26 1999-09-07 Toshiba Corp ガスタービン翼
EP1022435B1 (en) 1999-01-25 2009-06-03 General Electric Company Internal cooling circuit for a gas turbine bucket
JP2001137958A (ja) 1999-11-08 2001-05-22 Showa Alum Corp 曲げ加工用マンドレルならびにこのマンドレルを使用する曲げ加工方法
JP2002242607A (ja) * 2001-02-20 2002-08-28 Mitsubishi Heavy Ind Ltd ガスタービン冷却翼
JP2003278501A (ja) * 2002-03-22 2003-10-02 Mitsubishi Heavy Ind Ltd 冷却翼及びガスタービン及び翼冷却方法
JP2004137958A (ja) 2002-10-17 2004-05-13 Mitsubishi Heavy Ind Ltd ガスタービン動翼
US7967567B2 (en) * 2007-03-27 2011-06-28 Siemens Energy, Inc. Multi-pass cooling for turbine airfoils
EP2182169B1 (en) * 2007-08-30 2015-11-18 Mitsubishi Hitachi Power Systems, Ltd. Blade cooling structure of gas turbine
JP5189406B2 (ja) * 2008-05-14 2013-04-24 三菱重工業株式会社 ガスタービン翼およびこれを備えたガスタービン
US8210814B2 (en) * 2008-06-18 2012-07-03 General Electric Company Crossflow turbine airfoil
US8944763B2 (en) * 2011-08-18 2015-02-03 Siemens Aktiengesellschaft Turbine blade cooling system with bifurcated mid-chord cooling chamber
EP2559854A1 (de) * 2011-08-18 2013-02-20 Siemens Aktiengesellschaft Innenkühlbares Bauteil für eine Gasturbine mit zumindest einem Kühlkanal
US9376921B2 (en) * 2012-09-25 2016-06-28 Pratt & Whitney Canada Corp. Internally cooled gas turbine engine airfoil
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WO2015156816A1 (en) * 2014-04-11 2015-10-15 Siemens Aktiengesellschaft Turbine airfoil with an internal cooling system having turbulators with anti-vortex ribs
EP2944762B1 (en) 2014-05-12 2016-12-21 General Electric Technology GmbH Airfoil with improved cooling
US9995146B2 (en) * 2015-04-29 2018-06-12 General Electric Company Turbine airfoil turbulator arrangement

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003193805A (ja) * 2001-12-11 2003-07-09 United Technol Corp <Utc> 産業用ガスタービンエンジン用の冷却可能なロータブレード
US20090041587A1 (en) * 2007-08-08 2009-02-12 Alstom Technology Ltd Turbine blade with internal cooling structure

Also Published As

Publication number Publication date
KR20200036023A (ko) 2020-04-06
CN111094701A (zh) 2020-05-01
DE112018004279B4 (de) 2024-10-17
DE112018004279T5 (de) 2020-05-14
JP2019085973A (ja) 2019-06-06
US20200263554A1 (en) 2020-08-20
JP6996947B2 (ja) 2022-01-17
WO2019093075A1 (ja) 2019-05-16
US11643935B2 (en) 2023-05-09
CN111094701B (zh) 2022-10-28

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