CN102966380A - 针肋阵列 - Google Patents

针肋阵列 Download PDF

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Publication number
CN102966380A
CN102966380A CN2012103158304A CN201210315830A CN102966380A CN 102966380 A CN102966380 A CN 102966380A CN 2012103158304 A CN2012103158304 A CN 2012103158304A CN 201210315830 A CN201210315830 A CN 201210315830A CN 102966380 A CN102966380 A CN 102966380A
Authority
CN
China
Prior art keywords
airfoil
pin
array
rib
cooling holes
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.)
Pending
Application number
CN2012103158304A
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English (en)
Chinese (zh)
Inventor
A.E.史密斯
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 CN102966380A publication Critical patent/CN102966380A/zh
Pending 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
    • F01D5/18—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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
CN2012103158304A 2011-08-30 2012-08-30 针肋阵列 Pending CN102966380A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/221,009 2011-08-30
US13/221,009 US20130052036A1 (en) 2011-08-30 2011-08-30 Pin-fin array

Publications (1)

Publication Number Publication Date
CN102966380A true CN102966380A (zh) 2013-03-13

Family

ID=46679213

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012103158304A Pending CN102966380A (zh) 2011-08-30 2012-08-30 针肋阵列

Country Status (3)

Country Link
US (1) US20130052036A1 (de)
EP (1) EP2565382A3 (de)
CN (1) CN102966380A (de)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105673089A (zh) * 2016-03-31 2016-06-15 中国船舶重工集团公司第七�三研究所 一种燃气轮机涡轮无冠气膜冷却转子叶片
CN106014488A (zh) * 2016-07-07 2016-10-12 周丽玲 一种具有纵向相交肋冷却结构的燃气透平叶片
CN106996314A (zh) * 2015-12-21 2017-08-01 通用电气公司 用于多壁叶片的冷却回路
CN113250758A (zh) * 2020-02-10 2021-08-13 通用电气波兰有限责任公司 涡轮喷嘴部段和包括这种涡轮喷嘴部段的涡轮喷嘴

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201217125D0 (en) * 2012-09-26 2012-11-07 Rolls Royce Plc Gas turbine engine component
US9732617B2 (en) 2013-11-26 2017-08-15 General Electric Company Cooled airfoil trailing edge and method of cooling the airfoil trailing edge
US9784123B2 (en) * 2014-01-10 2017-10-10 Genearl Electric Company Turbine components with bi-material adaptive cooling pathways
US10704399B2 (en) 2017-05-31 2020-07-07 General Electric Company Adaptively opening cooling pathway
US11041389B2 (en) 2017-05-31 2021-06-22 General Electric Company Adaptive cover for cooling pathway by additive manufacture
US10760430B2 (en) 2017-05-31 2020-09-01 General Electric Company Adaptively opening backup cooling pathway
US10927680B2 (en) 2017-05-31 2021-02-23 General Electric Company Adaptive cover for cooling pathway by additive manufacture

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5601399A (en) * 1996-05-08 1997-02-11 Alliedsignal Inc. Internally cooled gas turbine vane
US20020021966A1 (en) * 1999-10-05 2002-02-21 Kvasnak William S. Method and apparatus for cooling a wall within a gas turbine engine
CN1580519A (zh) * 2003-08-08 2005-02-16 联合工艺公司 用于涡轮叶片的微回路冷却
US20050169752A1 (en) * 2003-10-24 2005-08-04 Ching-Pang Lee Converging pin cooled airfoil
CN102089498A (zh) * 2008-07-10 2011-06-08 西门子公司 用于燃气涡轮机的涡轮机叶片和用于制造这样的涡轮机叶片的型芯

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3858290A (en) * 1972-11-21 1975-01-07 Avco Corp Method of making inserts for cooled turbine blades
FR2476207A1 (fr) * 1980-02-19 1981-08-21 Snecma Perfectionnement aux aubes de turbines refroidies
US6254334B1 (en) * 1999-10-05 2001-07-03 United Technologies Corporation Method and apparatus for cooling a wall within a gas turbine engine
US6257831B1 (en) * 1999-10-22 2001-07-10 Pratt & Whitney Canada Corp. Cast airfoil structure with openings which do not require plugging
DE19963349A1 (de) * 1999-12-27 2001-06-28 Abb Alstom Power Ch Ag Schaufel für Gasturbinen mit Drosselquerschnitt an Hinterkante
US7014424B2 (en) * 2003-04-08 2006-03-21 United Technologies Corporation Turbine element
US7125225B2 (en) * 2004-02-04 2006-10-24 United Technologies Corporation Cooled rotor blade with vibration damping device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5601399A (en) * 1996-05-08 1997-02-11 Alliedsignal Inc. Internally cooled gas turbine vane
US20020021966A1 (en) * 1999-10-05 2002-02-21 Kvasnak William S. Method and apparatus for cooling a wall within a gas turbine engine
CN1580519A (zh) * 2003-08-08 2005-02-16 联合工艺公司 用于涡轮叶片的微回路冷却
US20050169752A1 (en) * 2003-10-24 2005-08-04 Ching-Pang Lee Converging pin cooled airfoil
CN102089498A (zh) * 2008-07-10 2011-06-08 西门子公司 用于燃气涡轮机的涡轮机叶片和用于制造这样的涡轮机叶片的型芯

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106996314A (zh) * 2015-12-21 2017-08-01 通用电气公司 用于多壁叶片的冷却回路
CN106996314B (zh) * 2015-12-21 2021-05-11 通用电气公司 用于多壁叶片的冷却回路
CN105673089A (zh) * 2016-03-31 2016-06-15 中国船舶重工集团公司第七�三研究所 一种燃气轮机涡轮无冠气膜冷却转子叶片
CN105673089B (zh) * 2016-03-31 2018-06-29 中国船舶重工集团公司第七�三研究所 一种燃气轮机涡轮无冠气膜冷却转子叶片
CN106014488A (zh) * 2016-07-07 2016-10-12 周丽玲 一种具有纵向相交肋冷却结构的燃气透平叶片
CN113250758A (zh) * 2020-02-10 2021-08-13 通用电气波兰有限责任公司 涡轮喷嘴部段和包括这种涡轮喷嘴部段的涡轮喷嘴
CN113250758B (zh) * 2020-02-10 2024-03-01 通用电气波兰有限责任公司 涡轮喷嘴部段和包括这种涡轮喷嘴部段的涡轮喷嘴

Also Published As

Publication number Publication date
EP2565382A3 (de) 2015-04-22
US20130052036A1 (en) 2013-02-28
EP2565382A2 (de) 2013-03-06

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C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
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WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20130313