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FR3046736B1 - Noyau refractaire comprenant un corps principal et une coque - Google Patents

Noyau refractaire comprenant un corps principal et une coque Download PDF

Info

Publication number
FR3046736B1
FR3046736B1 FR1650332A FR1650332A FR3046736B1 FR 3046736 B1 FR3046736 B1 FR 3046736B1 FR 1650332 A FR1650332 A FR 1650332A FR 1650332 A FR1650332 A FR 1650332A FR 3046736 B1 FR3046736 B1 FR 3046736B1
Authority
FR
France
Prior art keywords
shell
main body
refractory core
core including
blade
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 - Fee Related
Application number
FR1650332A
Other languages
English (en)
Other versions
FR3046736A1 (fr
Inventor
David Grange
Ngadia Taha Niane
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 SA
Original Assignee
Safran SA
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
Priority to FR1650332A priority Critical patent/FR3046736B1/fr
Application filed by Safran SA filed Critical Safran SA
Priority to CN201780006887.7A priority patent/CN108472715B/zh
Priority to EP17706528.1A priority patent/EP3402621B1/fr
Priority to PCT/FR2017/050082 priority patent/WO2017121972A1/fr
Priority to CA3011498A priority patent/CA3011498C/fr
Priority to US16/069,593 priority patent/US10654098B2/en
Priority to BR112018014384-7A priority patent/BR112018014384B1/pt
Priority to RU2018129571A priority patent/RU2721260C2/ru
Publication of FR3046736A1 publication Critical patent/FR3046736A1/fr
Application granted granted Critical
Publication of FR3046736B1 publication Critical patent/FR3046736B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C9/00Moulds or cores; Moulding processes
    • B22C9/10Cores; Manufacture or installation of cores
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22CFOUNDRY MOULDING
    • B22C9/00Moulds or cores; Moulding processes
    • B22C9/22Moulds for peculiarly-shaped castings
    • B22C9/24Moulds for peculiarly-shaped castings for hollow articles
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01DNON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/12Blades
    • F01D5/14Form or construction
    • F01D5/18Hollow blades, i.e. blades with cooling or heating channels or cavities; Heating, heat-insulating or cooling means on blades
    • F01D5/186Film cooling
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2230/00Manufacture
    • F05D2230/20Manufacture essentially without removing material
    • F05D2230/21Manufacture essentially without removing material by casting
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00Function
    • F05D2260/20Heat transfer, e.g. cooling
    • F05D2260/202Heat transfer, e.g. cooling by film cooling

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Noyau réfractaire (12) pour la fabrication d'une aube creuse (10) de turbomachine selon la technique de la fonderie à la cire perdue, comprenant un corps principal (14) et au moins une coque (16) reliée au corps principal (14) et définissant une cavité (18) entre le corps principal et la coque, la coque (16) étant configurée pour venir au contact de l'aube (10) lors de la fabrication.
FR1650332A 2016-01-15 2016-01-15 Noyau refractaire comprenant un corps principal et une coque Expired - Fee Related FR3046736B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR1650332A FR3046736B1 (fr) 2016-01-15 2016-01-15 Noyau refractaire comprenant un corps principal et une coque
EP17706528.1A EP3402621B1 (fr) 2016-01-15 2017-01-13 Noyau réfractaire comprenant un corps principal et une coque
PCT/FR2017/050082 WO2017121972A1 (fr) 2016-01-15 2017-01-13 Noyau réfractaire comprenant un corps principal et une coque
CA3011498A CA3011498C (fr) 2016-01-15 2017-01-13 Noyau refractaire comprenant un corps principal et une coque
CN201780006887.7A CN108472715B (zh) 2016-01-15 2017-01-13 包含主体和壳体的耐火芯
US16/069,593 US10654098B2 (en) 2016-01-15 2017-01-13 Refractory core comprising a main body and a shell
BR112018014384-7A BR112018014384B1 (pt) 2016-01-15 2017-01-13 Macho de fundição refratário, e, método para fabricação de um aerofólio de motor de turbina oco
RU2018129571A RU2721260C2 (ru) 2016-01-15 2017-01-13 Огнеупорный сердечник, содержащий основной корпус и кожух

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1650332A FR3046736B1 (fr) 2016-01-15 2016-01-15 Noyau refractaire comprenant un corps principal et une coque

Publications (2)

Publication Number Publication Date
FR3046736A1 FR3046736A1 (fr) 2017-07-21
FR3046736B1 true FR3046736B1 (fr) 2021-04-23

Family

ID=55953203

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1650332A Expired - Fee Related FR3046736B1 (fr) 2016-01-15 2016-01-15 Noyau refractaire comprenant un corps principal et une coque

Country Status (8)

Country Link
US (1) US10654098B2 (fr)
EP (1) EP3402621B1 (fr)
CN (1) CN108472715B (fr)
BR (1) BR112018014384B1 (fr)
CA (1) CA3011498C (fr)
FR (1) FR3046736B1 (fr)
RU (1) RU2721260C2 (fr)
WO (1) WO2017121972A1 (fr)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5295530A (en) * 1992-02-18 1994-03-22 General Motors Corporation Single-cast, high-temperature, thin wall structures and methods of making the same
DE19821770C1 (de) * 1998-05-14 1999-04-15 Siemens Ag Verfahren und Vorrichtung zur Herstellung eines metallischen Hohlkörpers
EP1266706A1 (fr) * 2001-06-13 2002-12-18 Siemens Aktiengesellschaft Dispositif de coulage, procédé de fabrication d'un dispositif de coulage et son usage
US6929054B2 (en) * 2003-12-19 2005-08-16 United Technologies Corporation Investment casting cores
US7216694B2 (en) * 2004-01-23 2007-05-15 United Technologies Corporation Apparatus and method for reducing operating stress in a turbine blade and the like
US6951239B1 (en) * 2004-04-15 2005-10-04 United Technologies Corporation Methods for manufacturing investment casting shells
US7108045B2 (en) * 2004-09-09 2006-09-19 United Technologies Corporation Composite core for use in precision investment casting
FR2878458B1 (fr) * 2004-11-26 2008-07-11 Snecma Moteurs Sa Procede de fabrication de noyaux ceramiques de fonderie pour aubes de turbomachines, outil pour la mise en oeuvre du procede
US7306026B2 (en) * 2005-09-01 2007-12-11 United Technologies Corporation Cooled turbine airfoils and methods of manufacture
FR2900850B1 (fr) * 2006-05-10 2009-02-06 Snecma Sa Procede de fabrication de noyaux ceramiques de fonderie pour aubes de turbomachine
RU2337786C1 (ru) * 2007-04-25 2008-11-10 Федеральное государственное унитарное предприятие "Московское машиностроительное производственное предприятие "САЛЮТ" (ФГУП "ММПП "САЛЮТ") Способ изготовления керамических форм по удаляемым моделям
FR2930188B1 (fr) * 2008-04-18 2013-09-20 Snecma Procede pour ebavurer une piece en matiere ceramique.
FR2961552B1 (fr) 2010-06-21 2014-01-31 Snecma Aube de turbine a cavite de bord d'attaque refroidie par impact
US10040115B2 (en) * 2014-10-31 2018-08-07 United Technologies Corporation Additively manufactured casting articles for manufacturing gas turbine engine parts

Also Published As

Publication number Publication date
BR112018014384A2 (pt) 2018-12-11
EP3402621B1 (fr) 2020-12-16
CA3011498A1 (fr) 2017-07-20
RU2018129571A3 (fr) 2020-03-12
US20190111470A1 (en) 2019-04-18
EP3402621A1 (fr) 2018-11-21
FR3046736A1 (fr) 2017-07-21
BR112018014384B1 (pt) 2022-07-05
RU2721260C2 (ru) 2020-05-18
WO2017121972A1 (fr) 2017-07-20
CN108472715B (zh) 2021-01-29
CA3011498C (fr) 2023-05-23
US10654098B2 (en) 2020-05-19
CN108472715A (zh) 2018-08-31
RU2018129571A (ru) 2020-02-18

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