DE102014110329A1 - Thermischer Aktuator mit einem Fluid mit hoher Temperaturstabilität - Google Patents

Thermischer Aktuator mit einem Fluid mit hoher Temperaturstabilität Download PDF

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Publication number
DE102014110329A1
DE102014110329A1 DE102014110329.7A DE102014110329A DE102014110329A1 DE 102014110329 A1 DE102014110329 A1 DE 102014110329A1 DE 102014110329 A DE102014110329 A DE 102014110329A DE 102014110329 A1 DE102014110329 A1 DE 102014110329A1
Authority
DE
Germany
Prior art keywords
expansion material
expansion
thermal actuator
movable element
cooling air
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Withdrawn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
DE102014110329.7A
Other languages
German (de)
English (en)
Inventor
Pramod Kumar Biyani
Carlos Miguel Miranda
Stanley Frank Simpson
Larry Neil Lewis
Slawomir Rubinsztajn
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Publication of DE102014110329A1 publication Critical patent/DE102014110329A1/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Withdrawn legal-status Critical Current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
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/08—Cooling; Heating; Heat-insulation
    • F01D25/12—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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/001—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between stator blade and rotor
    • 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
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/08—Heating, heat-insulating or cooling means
    • F01D5/081—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades
    • F01D5/082—Cooling fluid being directed on the side of the rotor disc or at the roots of the blades on the side of the rotor disc
    • 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
    • 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
    • F02C9/00—Controlling gas-turbine plants; Controlling fuel supply in air- breathing jet-propulsion plants
    • F02C9/16—Control of working fluid flow
    • F02C9/18—Control of working fluid flow by bleeding, bypassing or acting on variable working fluid interconnections between turbines or compressors or their stages
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
    • F03G7/06—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like
    • F03G7/061—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element
    • F03G7/06112—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using the thermal expansion or contraction of enclosed fluids
    • F03G7/06113—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for using expansion or contraction of bodies due to heating, cooling, moistening, drying or the like characterised by the actuating element using the thermal expansion or contraction of enclosed fluids the fluids subjected to phase change
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/002—Actuating devices; Operating means; Releasing devices actuated by temperature variation
    • 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
    • F05D2300/00—Materials; Properties thereof
    • F05D2300/50—Intrinsic material properties or characteristics
    • F05D2300/502—Thermal properties
    • F05D2300/5021—Expansivity
    • F05D2300/50212—Expansivity dissimilar

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE102014110329.7A 2013-07-31 2014-07-22 Thermischer Aktuator mit einem Fluid mit hoher Temperaturstabilität Withdrawn DE102014110329A1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/955,624 US9617921B2 (en) 2013-07-31 2013-07-31 Thermal actuator including fluid with high temperature stability
US13/955,624 2013-07-31

Publications (1)

Publication Number Publication Date
DE102014110329A1 true DE102014110329A1 (de) 2015-02-05

Family

ID=52342063

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102014110329.7A Withdrawn DE102014110329A1 (de) 2013-07-31 2014-07-22 Thermischer Aktuator mit einem Fluid mit hoher Temperaturstabilität

Country Status (4)

Country Link
US (1) US9617921B2 (https=)
JP (1) JP2015031285A (https=)
CH (1) CH708439A2 (https=)
DE (1) DE102014110329A1 (https=)

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US11261852B2 (en) 2019-01-09 2022-03-01 Pratt & Whitney Canada Corp. Thermal actuator
FR3016607B1 (fr) * 2014-01-20 2016-01-22 Sagem Defense Securite Actionneur de commande d'un plan horizontal de stabilisation d'un aeronef
JP6320063B2 (ja) * 2014-02-03 2018-05-09 三菱日立パワーシステムズ株式会社 ガスタービン、ガスタービンの制御装置、ガスタービンの冷却方法
WO2016053063A1 (ko) 2014-10-02 2016-04-07 주식회사 엘지화학 고무계 바인더를 포함하는 양극 활물질 슬러리 및 이로부터 제조된 양극
US10337343B2 (en) 2015-08-13 2019-07-02 General Electric Company Turbine component surface cooling system with passive flow modulation
US10041481B2 (en) * 2016-01-22 2018-08-07 Marotta Controls, Inc. Actuation mechanism and associated methods
US10335900B2 (en) 2016-03-03 2019-07-02 General Electric Company Protective shield for liquid guided laser cutting tools
FR3061739B1 (fr) * 2017-01-06 2020-07-31 Safran Aircraft Engines Ensemble pour turbomachine
US10962128B2 (en) 2018-10-26 2021-03-30 Hamilton Sundstrand Corporation Fire activated cooling fluid valve
FR3095231B1 (fr) * 2019-04-19 2022-12-23 Safran Aircraft Engines Dispositif amélioré d’injection d’air de refroidissement pour turbines d’aéronef
US11371623B2 (en) 2019-09-18 2022-06-28 Saudi Arabian Oil Company Mechanisms and methods for closure of a flow control device
FR3120090B1 (fr) * 2021-02-24 2024-06-21 Safran Aircraft Engines Turbine

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JPS592772B2 (ja) * 1977-03-11 1984-01-20 株式会社日立製作所 ガスタ−ビン冷却装置
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US4296599A (en) * 1979-03-30 1981-10-27 General Electric Company Turbine cooling air modulation apparatus
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Also Published As

Publication number Publication date
CH708439A2 (de) 2015-02-13
JP2015031285A (ja) 2015-02-16
US20150037140A1 (en) 2015-02-05
US9617921B2 (en) 2017-04-11

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R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee