DE112018004279B4 - Turbinenschaufel und gasturbine - Google Patents

Turbinenschaufel und gasturbine Download PDF

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Publication number
DE112018004279B4
DE112018004279B4 DE112018004279.0T DE112018004279T DE112018004279B4 DE 112018004279 B4 DE112018004279 B4 DE 112018004279B4 DE 112018004279 T DE112018004279 T DE 112018004279T DE 112018004279 B4 DE112018004279 B4 DE 112018004279B4
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DE
Germany
Prior art keywords
passage
turbulators
cooling
blade
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
DE112018004279.0T
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German (de)
English (en)
Other versions
DE112018004279T5 (de
Inventor
Yasuo Miyahisa
Susumu Wakazono
Satoshi Hada
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.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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Publication of DE112018004279T5 publication Critical patent/DE112018004279T5/de
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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
    • F01D5/18—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)
DE112018004279.0T 2017-11-09 2018-10-15 Turbinenschaufel und gasturbine Active DE112018004279B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2017216759A JP6996947B2 (ja) 2017-11-09 2017-11-09 タービン翼及びガスタービン
JP2017-216759 2017-11-09
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
DE112018004279T5 DE112018004279T5 (de) 2020-05-14
DE112018004279B4 true DE112018004279B4 (de) 2024-10-17

Family

ID=66438320

Family Applications (1)

Application Number Title Priority Date Filing Date
DE112018004279.0T Active DE112018004279B4 (de) 2017-11-09 2018-10-15 Turbinenschaufel und gasturbine

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 (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11229806A (ja) * 1998-02-12 1999-08-24 Mitsubishi Heavy Ind Ltd 冷却動翼
JP2004137958A (ja) 2002-10-17 2004-05-13 Mitsubishi Heavy Ind Ltd ガスタービン動翼
DE60220875T2 (de) 2001-12-11 2008-02-28 United Technologies Corp., Hartford Gekühlte Rotorschaufel für industrielle Gasturbinen
US20090068023A1 (en) * 2007-03-27 2009-03-12 Siemens Power Generation, Inc. Multi-pass cooling for turbine airfoils
JP2015016179A (ja) 2013-07-12 2015-01-29 株式会社ヨロイ 保温器
JP2015214979A (ja) 2014-05-12 2015-12-03 アルストム テクノロジー リミテッドＡＬＳＴＯＭ Ｔｅｃｈｎｏｌｏｇｙ Ｌｔｄ 冷却が改良された翼

Family Cites Families (20)

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Publication number Priority date Publication date Assignee Title
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
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
EP2025869B1 (en) 2007-08-08 2010-12-15 Alstom Technology Ltd Gas turbine blade with internal cooling structure
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
WO2015156816A1 (en) * 2014-04-11 2015-10-15 Siemens Aktiengesellschaft Turbine airfoil with an internal cooling system having turbulators with anti-vortex ribs
US9995146B2 (en) * 2015-04-29 2018-06-12 General Electric Company Turbine airfoil turbulator arrangement

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11229806A (ja) * 1998-02-12 1999-08-24 Mitsubishi Heavy Ind Ltd 冷却動翼
DE60220875T2 (de) 2001-12-11 2008-02-28 United Technologies Corp., Hartford Gekühlte Rotorschaufel für industrielle Gasturbinen
JP2004137958A (ja) 2002-10-17 2004-05-13 Mitsubishi Heavy Ind Ltd ガスタービン動翼
US20090068023A1 (en) * 2007-03-27 2009-03-12 Siemens Power Generation, Inc. Multi-pass cooling for turbine airfoils
JP2015016179A (ja) 2013-07-12 2015-01-29 株式会社ヨロイ 保温器
JP2015214979A (ja) 2014-05-12 2015-12-03 アルストム テクノロジー リミテッドＡＬＳＴＯＭ Ｔｅｃｈｎｏｌｏｇｙ Ｌｔｄ 冷却が改良された翼

Also Published As

Publication number Publication date
JP6996947B2 (ja) 2022-01-17
WO2019093075A1 (ja) 2019-05-16
JP2019085973A (ja) 2019-06-06
CN111094701A (zh) 2020-05-01
KR102350151B1 (ko) 2022-01-11
CN111094701B (zh) 2022-10-28
US11643935B2 (en) 2023-05-09
DE112018004279T5 (de) 2020-05-14
US20200263554A1 (en) 2020-08-20
KR20200036023A (ko) 2020-04-06

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R012 Request for examination validly filed
R081 Change of applicant/patentee

Owner name: MITSUBISHI HEAVY INDUSTRIES, LTD., JP

Free format text: FORMER OWNER: MITSUBISHI HITACHI POWER SYSTEMS, LTD., YOKOHAMA-SHI, KANAGAWA, JP

Owner name: MITSUBISHI POWER, LTD., YOKOHAMA-SHI, JP

Free format text: FORMER OWNER: MITSUBISHI HITACHI POWER SYSTEMS, LTD., YOKOHAMA-SHI, KANAGAWA, JP

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Representative=s name: HENKEL & PARTNER MBB PATENTANWALTSKANZLEI, REC, DE

R016 Response to examination communication
R081 Change of applicant/patentee

Owner name: MITSUBISHI HEAVY INDUSTRIES, LTD., JP

Free format text: FORMER OWNER: MITSUBISHI POWER, LTD., YOKOHAMA-SHI, KANAGAWA, JP

R018 Grant decision by examination section/examining division
R020 Patent grant now final