GB1352485A - Cooling of turbine blades - Google Patents

Cooling of turbine blades

Info

Publication number
GB1352485A
GB1352485A GB3436772A GB3436772A GB1352485A GB 1352485 A GB1352485 A GB 1352485A GB 3436772 A GB3436772 A GB 3436772A GB 3436772 A GB3436772 A GB 3436772A GB 1352485 A GB1352485 A GB 1352485A
Authority
GB
United Kingdom
Prior art keywords
ports
cooling
blade
july
turbine blades
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
Application number
GB3436772A
Other languages
English (en)
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
SNECMA SAS
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 SNECMA SAS filed Critical SNECMA SAS
Publication of GB1352485A publication Critical patent/GB1352485A/en
Expired legal-status Critical Current

Links

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
    • F01D11/00—Preventing or minimising internal leakage of working-fluid, e.g. between stages
    • F01D11/08—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator
    • 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
    • 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)
  • Turbine Rotor Nozzle Sealing (AREA)
GB3436772A 1971-07-23 1972-07-21 Cooling of turbine blades Expired GB1352485A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7127062A FR2146907B1 (https=) 1971-07-23 1971-07-23

Publications (1)

Publication Number Publication Date
GB1352485A true GB1352485A (en) 1974-05-08

Family

ID=9080827

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3436772A Expired GB1352485A (en) 1971-07-23 1972-07-21 Cooling of turbine blades

Country Status (2)

Country Link
FR (1) FR2146907B1 (https=)
GB (1) GB1352485A (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101952555A (zh) * 2008-02-28 2011-01-19 三菱重工业株式会社 燃气轮机及轮盘以及轮盘的径方向通路形成方法
RU2592095C2 (ru) * 2012-09-26 2016-07-20 Дженерал Электрик Текнолоджи Гмбх Способ и охлаждающая система для охлаждения лопаток по меньшей мере одного лопаточного венца в роторной машине
EP3121387A1 (en) * 2015-07-24 2017-01-25 Rolls-Royce Corporation A gas turbine engine with a seal segment

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101952555A (zh) * 2008-02-28 2011-01-19 三菱重工业株式会社 燃气轮机及轮盘以及轮盘的径方向通路形成方法
RU2592095C2 (ru) * 2012-09-26 2016-07-20 Дженерал Электрик Текнолоджи Гмбх Способ и охлаждающая система для охлаждения лопаток по меньшей мере одного лопаточного венца в роторной машине
EP3121387A1 (en) * 2015-07-24 2017-01-25 Rolls-Royce Corporation A gas turbine engine with a seal segment
US10641120B2 (en) 2015-07-24 2020-05-05 Rolls-Royce Corporation Seal segment for a gas turbine engine

Also Published As

Publication number Publication date
FR2146907A1 (https=) 1973-03-09
FR2146907B1 (https=) 1975-02-21

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee