EP3232004A1 - Aube rotorique pour une turbomachine thermique - Google Patents

Aube rotorique pour une turbomachine thermique Download PDF

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Publication number
EP3232004A1
EP3232004A1 EP16165216.9A EP16165216A EP3232004A1 EP 3232004 A1 EP3232004 A1 EP 3232004A1 EP 16165216 A EP16165216 A EP 16165216A EP 3232004 A1 EP3232004 A1 EP 3232004A1
Authority
EP
European Patent Office
Prior art keywords
blade
squealer
tip
edges
tip surface
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.)
Withdrawn
Application number
EP16165216.9A
Other languages
German (de)
English (en)
Inventor
Bernd Hornung
Frank Schulz
Anne Maria Starke
Eric Thomas
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 AG
Original Assignee
Siemens AG
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 Siemens AG filed Critical Siemens AG
Priority to EP16165216.9A priority Critical patent/EP3232004A1/fr
Publication of EP3232004A1 publication Critical patent/EP3232004A1/fr
Withdrawn legal-status Critical Current

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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
    • F01D5/20—Specially-shaped blade tips to seal space between tips and stator
    • 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
    • F05D2250/20—Three-dimensional
    • F05D2250/29—Three-dimensional machined; miscellaneous
    • F05D2250/294—Three-dimensional machined; miscellaneous grooved
    • 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
    • F05D2250/30—Arrangement of components
    • F05D2250/32—Arrangement of components according to their shape
    • F05D2250/324—Arrangement of components according to their shape divergent
EP16165216.9A 2016-04-14 2016-04-14 Aube rotorique pour une turbomachine thermique Withdrawn EP3232004A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16165216.9A EP3232004A1 (fr) 2016-04-14 2016-04-14 Aube rotorique pour une turbomachine thermique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16165216.9A EP3232004A1 (fr) 2016-04-14 2016-04-14 Aube rotorique pour une turbomachine thermique

Publications (1)

Publication Number Publication Date
EP3232004A1 true EP3232004A1 (fr) 2017-10-18

Family

ID=55754172

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16165216.9A Withdrawn EP3232004A1 (fr) 2016-04-14 2016-04-14 Aube rotorique pour une turbomachine thermique

Country Status (1)

Country Link
EP (1) EP3232004A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019088992A1 (fr) * 2017-10-31 2019-05-09 Siemens Aktiengesellschaft Aube de turbine avec tranchée pointe
CN112282855A (zh) * 2020-09-27 2021-01-29 哈尔滨工业大学 涡轮叶片

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5660523A (en) * 1992-02-03 1997-08-26 General Electric Company Turbine blade squealer tip peripheral end wall with cooling passage arrangement
US20140044557A1 (en) * 2012-08-09 2014-02-13 General Electric Company Turbine blade and method for cooling the turbine blade
US8708645B1 (en) 2011-10-24 2014-04-29 Florida Turbine Technologies, Inc. Turbine rotor blade with multi-vortex tip cooling channels
US8801377B1 (en) * 2011-08-25 2014-08-12 Florida Turbine Technologies, Inc. Turbine blade with tip cooling and sealing
WO2016071620A1 (fr) * 2014-11-04 2016-05-12 Snecma Aube de turbine avec capuchon d'extrémité

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5660523A (en) * 1992-02-03 1997-08-26 General Electric Company Turbine blade squealer tip peripheral end wall with cooling passage arrangement
US8801377B1 (en) * 2011-08-25 2014-08-12 Florida Turbine Technologies, Inc. Turbine blade with tip cooling and sealing
US8708645B1 (en) 2011-10-24 2014-04-29 Florida Turbine Technologies, Inc. Turbine rotor blade with multi-vortex tip cooling channels
US20140044557A1 (en) * 2012-08-09 2014-02-13 General Electric Company Turbine blade and method for cooling the turbine blade
WO2016071620A1 (fr) * 2014-11-04 2016-05-12 Snecma Aube de turbine avec capuchon d'extrémité

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019088992A1 (fr) * 2017-10-31 2019-05-09 Siemens Aktiengesellschaft Aube de turbine avec tranchée pointe
JP2021501285A (ja) * 2017-10-31 2021-01-14 シーメンス アクティエンゲゼルシャフト 先端トレンチ付きタービンブレード
US11293288B2 (en) 2017-10-31 2022-04-05 Siemens Energy Global GmbH & Co. KG Turbine blade with tip trench
CN112282855A (zh) * 2020-09-27 2021-01-29 哈尔滨工业大学 涡轮叶片

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