EP3241991A1 - Turbinenanordnung - Google Patents

Turbinenanordnung Download PDF

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Publication number
EP3241991A1
EP3241991A1 EP16168430.3A EP16168430A EP3241991A1 EP 3241991 A1 EP3241991 A1 EP 3241991A1 EP 16168430 A EP16168430 A EP 16168430A EP 3241991 A1 EP3241991 A1 EP 3241991A1
Authority
EP
European Patent Office
Prior art keywords
cavity
leading edge
main
wall
aerofoil
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Withdrawn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
EP16168430.3A
Other languages
English (en)
French (fr)
Inventor
Andrea Viano
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 EP16168430.3A priority Critical patent/EP3241991A1/de
Publication of EP3241991A1 publication Critical patent/EP3241991A1/de
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/121—Fluid guiding means, e.g. vanes related to the leading edge of a stator vane
    • 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
    • F05D2240/10—Stators
    • F05D2240/12—Fluid guiding means, e.g. vanes
    • F05D2240/125—Fluid guiding means, e.g. vanes related to the tip of a stator vane
    • 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
    • F05D2240/307—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 tip 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
    • F05D2260/00—Function
    • F05D2260/20—Heat transfer, e.g. cooling
    • F05D2260/201—Heat transfer, e.g. cooling by impingement of a fluid
    • 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
    • F05D2260/205—Cooling fluid recirculation, i.e. after cooling one or more components is the cooling fluid recovered and used elsewhere for other purposes
EP16168430.3A 2016-05-04 2016-05-04 Turbinenanordnung Withdrawn EP3241991A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP16168430.3A EP3241991A1 (de) 2016-05-04 2016-05-04 Turbinenanordnung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP16168430.3A EP3241991A1 (de) 2016-05-04 2016-05-04 Turbinenanordnung

Publications (1)

Publication Number Publication Date
EP3241991A1 true EP3241991A1 (de) 2017-11-08

Family

ID=55913535

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16168430.3A Withdrawn EP3241991A1 (de) 2016-05-04 2016-05-04 Turbinenanordnung

Country Status (1)

Country Link
EP (1) EP3241991A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3477054A3 (de) * 2017-10-24 2019-05-15 United Technologies Corporation Schaufelblatt mit aufprallvorderkante
EP3653839A1 (de) * 2018-11-16 2020-05-20 Siemens Aktiengesellschaft Turbinenschaufel

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8070443B1 (en) * 2009-04-07 2011-12-06 Florida Turbine Technologies, Inc. Turbine blade with leading edge cooling
EP2881541A1 (de) * 2013-12-05 2015-06-10 Rolls-Royce Deutschland Ltd & Co KG Schaufelspitzenkühlung einer Turbinenrotorschaufel einer Gasturbine
WO2015195086A1 (en) * 2014-06-17 2015-12-23 Siemens Energy, Inc. Turbine airfoil cooling system with leading edge impingement cooling system and nearwall impingement system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8070443B1 (en) * 2009-04-07 2011-12-06 Florida Turbine Technologies, Inc. Turbine blade with leading edge cooling
EP2881541A1 (de) * 2013-12-05 2015-06-10 Rolls-Royce Deutschland Ltd & Co KG Schaufelspitzenkühlung einer Turbinenrotorschaufel einer Gasturbine
WO2015195086A1 (en) * 2014-06-17 2015-12-23 Siemens Energy, Inc. Turbine airfoil cooling system with leading edge impingement cooling system and nearwall impingement system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3477054A3 (de) * 2017-10-24 2019-05-15 United Technologies Corporation Schaufelblatt mit aufprallvorderkante
US10584593B2 (en) 2017-10-24 2020-03-10 United Technologies Corporation Airfoil having impingement leading edge
US10968753B1 (en) 2017-10-24 2021-04-06 Raytheon Technologies Corporation Airfoil having impingement leading edge
EP3653839A1 (de) * 2018-11-16 2020-05-20 Siemens Aktiengesellschaft Turbinenschaufel

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