JP7230058B2 - 円錐形端壁の端壁輪郭形成 - Google Patents

円錐形端壁の端壁輪郭形成 Download PDF

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Publication number
JP7230058B2
JP7230058B2 JP2020552885A JP2020552885A JP7230058B2 JP 7230058 B2 JP7230058 B2 JP 7230058B2 JP 2020552885 A JP2020552885 A JP 2020552885A JP 2020552885 A JP2020552885 A JP 2020552885A JP 7230058 B2 JP7230058 B2 JP 7230058B2
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Japan
Prior art keywords
airfoil
turbine stage
endwall
end wall
engine axis
Prior art date
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Active
Application number
JP2020552885A
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English (en)
Japanese (ja)
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JP2021526606A5 (enExample
JP2021526606A (ja
Inventor
グスタフソン，ロス
シン ウォン，リ
タレミ，ファルザド
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.)
Siemens Energy Global GmbH and Co KG
Original Assignee
Siemens Energy Global GmbH and Co KG
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Publication date
Application filed by Siemens Energy Global GmbH and Co KG filed Critical Siemens Energy Global GmbH and Co KG
Publication of JP2021526606A publication Critical patent/JP2021526606A/ja
Publication of JP2021526606A5 publication Critical patent/JP2021526606A5/ja
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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
    • F01D5/141—Shape, i.e. outer, aerodynamic form
    • F01D5/142—Shape, i.e. outer, aerodynamic form of the blades of successive rotor or stator blade-rows
    • F01D5/143—Contour of the outer or inner working fluid flow path wall, i.e. shroud or hub contour
    • 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
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/303—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the leading edge of a rotor blade
    • 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
    • F05D2240/00—Components
    • F05D2240/20—Rotors
    • F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
    • F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T50/00—Aeronautics or air transport
    • Y02T50/60—Efficient propulsion technologies, e.g. for aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
JP2020552885A 2018-03-30 2018-03-30 円錐形端壁の端壁輪郭形成 Active JP7230058B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2018/025310 WO2019190540A1 (en) 2018-03-30 2018-03-30 Endwall contouring for a conical endwall

Publications (3)

Publication Number Publication Date
JP2021526606A JP2021526606A (ja) 2021-10-07
JP2021526606A5 JP2021526606A5 (enExample) 2023-01-31
JP7230058B2 true JP7230058B2 (ja) 2023-02-28

Family

ID=62002500

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2020552885A Active JP7230058B2 (ja) 2018-03-30 2018-03-30 円錐形端壁の端壁輪郭形成

Country Status (5)

Country Link
US (1) US11560797B2 (enExample)
EP (1) EP3759318B1 (enExample)
JP (1) JP7230058B2 (enExample)
CN (1) CN111936722B (enExample)
WO (1) WO2019190540A1 (enExample)

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* Cited by examiner, † Cited by third party
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US11639666B2 (en) * 2021-09-03 2023-05-02 Pratt & Whitney Canada Corp. Stator with depressions in gaspath wall adjacent leading edges
US11415012B1 (en) 2021-09-03 2022-08-16 Pratt & Whitney Canada Corp. Tandem stator with depressions in gaspath wall
CN114991876B (zh) * 2022-07-15 2023-07-07 北京航空航天大学 一种部分冠涡轮叶冠周向造型设计方法

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JP2017089637A (ja) 2015-11-11 2017-05-25 ゼネラル・エレクトリック・カンパニイ タービンの部分を一体化するためのシステム

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US7887297B2 (en) 2006-05-02 2011-02-15 United Technologies Corporation Airfoil array with an endwall protrusion and components of the array
JP2017089637A (ja) 2015-11-11 2017-05-25 ゼネラル・エレクトリック・カンパニイ タービンの部分を一体化するためのシステム

Also Published As

Publication number Publication date
US20210115798A1 (en) 2021-04-22
WO2019190540A1 (en) 2019-10-03
CN111936722B (zh) 2023-04-28
EP3759318B1 (en) 2025-10-29
JP2021526606A (ja) 2021-10-07
US11560797B2 (en) 2023-01-24
CN111936722A (zh) 2020-11-13
EP3759318A1 (en) 2021-01-06

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