DE2947521C2 - - Google Patents

Info

Publication number
DE2947521C2
DE2947521C2 DE2947521A DE2947521A DE2947521C2 DE 2947521 C2 DE2947521 C2 DE 2947521C2 DE 2947521 A DE2947521 A DE 2947521A DE 2947521 A DE2947521 A DE 2947521A DE 2947521 C2 DE2947521 C2 DE 2947521C2
Authority
DE
Germany
Prior art keywords
channels
turbine
turbine disk
turbine disc
disc
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.)
Expired - Lifetime
Application number
DE2947521A
Other languages
German (de)
English (en)
Other versions
DE2947521A1 (de
Inventor
Pierre Antoine Melun Fr Glowacki
Gerard Marcel Francois Epinay-Sous-Senart Fr Mandet
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.)
Safran Aircraft Engines SAS
Original Assignee
Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
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 Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA filed Critical Societe Nationale dEtude et de Construction de Moteurs dAviation SNECMA
Publication of DE2947521A1 publication Critical patent/DE2947521A1/de
Application granted granted Critical
Publication of DE2947521C2 publication Critical patent/DE2947521C2/de
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
    • B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
    • B23H9/10—Working turbine blades or nozzles
    • 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
    • F01D5/085—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor
    • F01D5/087—Heating, heat-insulating or cooling means cooling fluid circulating inside the rotor in the radial passages of the rotor disc
    • 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
    • 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)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
DE19792947521 1978-11-27 1979-11-26 Turbinenscheibe mit kanaelen zum durchtritt eines kuehlfluids Granted DE2947521A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7833382A FR2552817B1 (fr) 1978-11-27 1978-11-27 Perfectionnements au refroidissement des rotors de turbines

Publications (2)

Publication Number Publication Date
DE2947521A1 DE2947521A1 (de) 1986-06-26
DE2947521C2 true DE2947521C2 (US06580902-20030617-M00005.png) 1991-03-28

Family

ID=9215371

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792947521 Granted DE2947521A1 (de) 1978-11-27 1979-11-26 Turbinenscheibe mit kanaelen zum durchtritt eines kuehlfluids

Country Status (4)

Country Link
US (1) US4522562A (US06580902-20030617-M00005.png)
DE (1) DE2947521A1 (US06580902-20030617-M00005.png)
FR (1) FR2552817B1 (US06580902-20030617-M00005.png)
GB (1) GB2148403B (US06580902-20030617-M00005.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4428207A1 (de) * 1994-08-09 1996-02-15 Bmw Rolls Royce Gmbh Turbinen-Laufradscheibe mit gekrümmtem Kühlluftkanal sowie Herstellverfahren hierfür

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2732405B1 (fr) * 1982-03-23 1997-05-30 Snecma Dispositif pour refroidir le rotor d'une turbine a gaz
FR2614654B1 (fr) * 1987-04-29 1992-02-21 Snecma Disque de compresseur axial de turbomachine a prelevement d'air centripete
US4820123A (en) * 1988-04-25 1989-04-11 United Technologies Corporation Dirt removal means for air cooled blades
US4820122A (en) * 1988-04-25 1989-04-11 United Technologies Corporation Dirt removal means for air cooled blades
US5125798A (en) * 1990-04-13 1992-06-30 General Electric Company Method and apparatus for cooling air flow at gas turbine bucket trailing edge tip
US5143512A (en) * 1991-02-28 1992-09-01 General Electric Company Turbine rotor disk with integral blade cooling air slots and pumping vanes
US5413463A (en) * 1991-12-30 1995-05-09 General Electric Company Turbulated cooling passages in gas turbine buckets
US5299418A (en) * 1992-06-09 1994-04-05 Jack L. Kerrebrock Evaporatively cooled internal combustion engine
US5281097A (en) * 1992-11-20 1994-01-25 General Electric Company Thermal control damper for turbine rotors
GB9615394D0 (en) * 1996-07-23 1996-09-04 Rolls Royce Plc Gas turbine engine rotor disc with cooling fluid passage
DE19705441A1 (de) * 1997-02-13 1998-08-20 Bmw Rolls Royce Gmbh Turbinen-Laufradscheibe
DE19705442A1 (de) 1997-02-13 1998-08-20 Bmw Rolls Royce Gmbh Turbinen-Laufradscheibe mit Kühlluftkanälen
DE19852604A1 (de) * 1998-11-14 2000-05-18 Abb Research Ltd Rotor für eine Gasturbine
US6192670B1 (en) 1999-06-15 2001-02-27 Jack L. Kerrebrock Radial flow turbine with internal evaporative blade cooling
US6430917B1 (en) 2001-02-09 2002-08-13 The Regents Of The University Of California Single rotor turbine engine
US6735956B2 (en) 2001-10-26 2004-05-18 Pratt & Whitney Canada Corp. High pressure turbine blade cooling scoop
EP1705339B1 (de) * 2005-03-23 2016-11-30 General Electric Technology GmbH Rotorwelle, insbesondere für eine Gasturbine
US7665965B1 (en) * 2007-01-17 2010-02-23 Florida Turbine Technologies, Inc. Turbine rotor disk with dirt particle separator
JP4981709B2 (ja) * 2008-02-28 2012-07-25 三菱重工業株式会社 ガスタービン及びディスク並びにディスクの径方向通路形成方法
US9091173B2 (en) 2012-05-31 2015-07-28 United Technologies Corporation Turbine coolant supply system
US9115587B2 (en) 2012-08-22 2015-08-25 Siemens Energy, Inc. Cooling air configuration in a gas turbine engine
US9593691B2 (en) 2013-07-19 2017-03-14 General Electric Company Systems and methods for directing a flow within a shroud cavity of a compressor
JP2015178832A (ja) * 2014-03-19 2015-10-08 アルストム テクノロジー リミテッドＡＬＳＴＯＭ Ｔｅｃｈｎｏｌｏｇｙ Ｌｔｄ 冷却孔入口を備えるロータ軸
KR101790146B1 (ko) * 2015-07-14 2017-10-25 두산중공업 주식회사 외부 케이싱으로 우회하는 냉각공기 공급유로가 마련된 냉각시스템을 포함하는 가스터빈.
EP3199756A1 (en) * 2016-01-28 2017-08-02 Siemens Aktiengesellschaft Gas turbine rotor disc, corresponding methods of manufacturing and modifying a rotor disc
US10024170B1 (en) * 2016-06-23 2018-07-17 Florida Turbine Technologies, Inc. Integrally bladed rotor with bore entry cooling holes
US10458242B2 (en) * 2016-10-25 2019-10-29 Pratt & Whitney Canada Corp. Rotor disc with passages
KR102028804B1 (ko) * 2017-10-19 2019-10-04 두산중공업 주식회사 가스 터빈 디스크
US10794190B1 (en) 2018-07-30 2020-10-06 Florida Turbine Technologies, Inc. Cast integrally bladed rotor with bore entry cooling

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH92250A (de) * 1920-07-21 1921-12-16 Bbc Brown Boveri & Cie Verfahren und Vorrichtung zur Kühlung von Gasturbinen.
CH238026A (de) * 1943-12-28 1945-06-15 Oerlikon Maschf Verfahren zum Kühlen der Schaufeln einer Turbine.
FR2292866A1 (fr) * 1974-11-29 1976-06-25 Gen Electric Rotor perfectionne pour turbine a gaz
US4102603A (en) * 1975-12-15 1978-07-25 General Electric Company Multiple section rotor disc
FR2401320A1 (fr) * 1977-08-26 1979-03-23 Snecma Perfectionnements au refroidissement des turbines a gaz

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE569806C (de) * 1930-10-22 1933-02-08 Heinrich Ziegler Einrichtung zum Kuehlen von Gasturbinenlauf- und -leitschaufeln
GB578009A (en) * 1941-11-21 1946-06-12 Frank Bernard Halford Improvements in or relating to turbines
GB584580A (en) * 1943-12-28 1947-01-17 Masch Fabrick Oerlikon Improvements in or relating to turbine blades
GB643259A (en) * 1947-04-10 1950-09-15 Brush Electrical Eng Improvements in or relating to turbine or the like wheels
GB705387A (en) * 1951-02-15 1954-03-10 Power Jets Res & Dev Ltd Improvements relating to radial-flow turbine or centrifugal compressors
GB800491A (en) * 1954-12-24 1958-08-27 Rolls Royce Improvements in or relating to turbine rotors for gas-turbine engines
GB1053420A (US06580902-20030617-M00005.png) * 1964-08-11
GB1208455A (en) * 1967-08-03 1970-10-14 Ass Elect Ind Improvements relating to gas turbine plant and operation thereof
US3600890A (en) * 1968-11-29 1971-08-24 United Aircraft Corp Turbine cooling construction
US3814539A (en) * 1972-10-04 1974-06-04 Gen Electric Rotor sealing arrangement for an axial flow fluid turbine

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH92250A (de) * 1920-07-21 1921-12-16 Bbc Brown Boveri & Cie Verfahren und Vorrichtung zur Kühlung von Gasturbinen.
CH238026A (de) * 1943-12-28 1945-06-15 Oerlikon Maschf Verfahren zum Kühlen der Schaufeln einer Turbine.
FR2292866A1 (fr) * 1974-11-29 1976-06-25 Gen Electric Rotor perfectionne pour turbine a gaz
US4102603A (en) * 1975-12-15 1978-07-25 General Electric Company Multiple section rotor disc
FR2401320A1 (fr) * 1977-08-26 1979-03-23 Snecma Perfectionnements au refroidissement des turbines a gaz
DE2833220C2 (US06580902-20030617-M00005.png) * 1977-08-26 1988-06-09 Societe Nationale D'etude Et De Construction De Moteurs D'aviation "S.N.E.C.M.A.", Paris, Fr

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4428207A1 (de) * 1994-08-09 1996-02-15 Bmw Rolls Royce Gmbh Turbinen-Laufradscheibe mit gekrümmtem Kühlluftkanal sowie Herstellverfahren hierfür

Also Published As

Publication number Publication date
GB2148403A (en) 1985-05-30
FR2552817B1 (fr) 1988-02-12
FR2552817A1 (fr) 1985-04-05
US4522562A (en) 1985-06-11
DE2947521A1 (de) 1986-06-26
GB2148403B (en) 1985-12-04

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee