FR2519069B1 - Surface portante apte au refroidissement pour machine rotative - Google Patents

Surface portante apte au refroidissement pour machine rotative

Info

Publication number
FR2519069B1
FR2519069B1 FR8222156A FR8222156A FR2519069B1 FR 2519069 B1 FR2519069 B1 FR 2519069B1 FR 8222156 A FR8222156 A FR 8222156A FR 8222156 A FR8222156 A FR 8222156A FR 2519069 B1 FR2519069 B1 FR 2519069B1
Authority
FR
France
Prior art keywords
cooling
rotary machine
carrying surface
surface suitable
carrying
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
FR8222156A
Other languages
English (en)
Other versions
FR2519069A1 (fr
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.)
RTX Corp
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of FR2519069A1 publication Critical patent/FR2519069A1/fr
Application granted granted Critical
Publication of FR2519069B1 publication Critical patent/FR2519069B1/fr
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
    • 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
    • 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
    • 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)
  • Motor Or Generator Cooling System (AREA)
FR8222156A 1981-12-28 1982-12-28 Surface portante apte au refroidissement pour machine rotative Expired FR2519069B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/334,618 US4474532A (en) 1981-12-28 1981-12-28 Coolable airfoil for a rotary machine

Publications (2)

Publication Number Publication Date
FR2519069A1 FR2519069A1 (fr) 1983-07-01
FR2519069B1 true FR2519069B1 (fr) 1985-11-29

Family

ID=23308021

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8222156A Expired FR2519069B1 (fr) 1981-12-28 1982-12-28 Surface portante apte au refroidissement pour machine rotative

Country Status (7)

Country Link
US (1) US4474532A (fr)
JP (1) JPS58117302A (fr)
DE (1) DE3248161A1 (fr)
FR (1) FR2519069B1 (fr)
GB (1) GB2112468B (fr)
IL (1) IL67383A (fr)
IT (1) IT1155034B (fr)

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US4073599A (en) * 1976-08-26 1978-02-14 Westinghouse Electric Corporation Hollow turbine blade tip closure
GB1551678A (en) * 1978-03-20 1979-08-30 Rolls Royce Cooled rotor blade for a gas turbine engine
US4173120A (en) * 1977-09-09 1979-11-06 International Harvester Company Turbine nozzle and rotor cooling systems
US4224011A (en) * 1977-10-08 1980-09-23 Rolls-Royce Limited Cooled rotor blade for a gas turbine engine
JPS55107004A (en) * 1977-12-27 1980-08-16 United Technologies Corp Turbine blade
US4236870A (en) * 1977-12-27 1980-12-02 United Technologies Corporation Turbine blade
US4180373A (en) * 1977-12-28 1979-12-25 United Technologies Corporation Turbine blade
US4257737A (en) * 1978-07-10 1981-03-24 United Technologies Corporation Cooled rotor blade
US4278400A (en) * 1978-09-05 1981-07-14 United Technologies Corporation Coolable rotor blade
FR2476207A1 (fr) * 1980-02-19 1981-08-21 Snecma Perfectionnement aux aubes de turbines refroidies

Also Published As

Publication number Publication date
GB2112468A (en) 1983-07-20
JPS58117302A (ja) 1983-07-12
DE3248161A1 (de) 1983-07-07
JPH0353442B2 (fr) 1991-08-15
DE3248161C2 (fr) 1992-01-23
IT1155034B (it) 1987-01-21
GB2112468B (en) 1984-11-28
FR2519069A1 (fr) 1983-07-01
IT8224878A0 (it) 1982-12-21
US4474532A (en) 1984-10-02
IT8224878A1 (it) 1984-06-21
IL67383A (en) 1986-09-30

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