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FR3056994B1 - Four de cristallisation pour la production d'aubes de turboreacteur avec ecran thermique embarque - Google Patents

Four de cristallisation pour la production d'aubes de turboreacteur avec ecran thermique embarque Download PDF

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Publication number
FR3056994B1
FR3056994B1 FR1659470A FR1659470A FR3056994B1 FR 3056994 B1 FR3056994 B1 FR 3056994B1 FR 1659470 A FR1659470 A FR 1659470A FR 1659470 A FR1659470 A FR 1659470A FR 3056994 B1 FR3056994 B1 FR 3056994B1
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FR
France
Prior art keywords
blades
thermal screen
mold
production
series
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.)
Active
Application number
FR1659470A
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English (en)
Other versions
FR3056994A1 (fr
Inventor
David Grange
Ramzi Bohli
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
Application filed by Safran SA filed Critical Safran SA
Priority to FR1659470A priority Critical patent/FR3056994B1/fr
Publication of FR3056994A1 publication Critical patent/FR3056994A1/fr
Application granted granted Critical
Publication of FR3056994B1 publication Critical patent/FR3056994B1/fr
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Classifications

    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
    • C30B29/10—Inorganic compounds or compositions
    • C30B29/52—Alloys
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/003—Heating or cooling of the melt or the crystallised material
    • C—CHEMISTRY; METALLURGY
    • C30—CRYSTAL GROWTH
    • C30B—SINGLE-CRYSTAL GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
    • C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
    • C30B11/007—Mechanisms for moving either the charge or the heater
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/02—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated of multiple-chamber type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS, OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B5/00—Muffle furnaces; Retort furnaces; Other furnaces in which the charge is held completely isolated
    • F27B5/06—Details, accessories, or equipment peculiar to furnaces of these types

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)

Abstract

Four (1) de cristallisation pour la production d'une série d'aubes de turboréacteur, comprenant : Une enceinte (2) définissant une zone (4) chaude et une zone (5) froide superposées ; Un écran (7) thermique périphérique entre la zone (4) chaude et la zone (5) froide ; Un plateau (9) support mobile en translation verticale ; Un moule (11) en céramique à l'empreinte des aubes, monté sur le plateau (9) support et comprenant une série de cavités (12) de moulage chacune à l'empreinte d'une aube, réparties en cercle et délimitant entre elles un volume (13) interne ; Un écran (22) thermique embarqué, entrelaçant le moule (11) et comprenant : ○ une couronne (23) centrale disposée dans le volume (13) interne du moule (11), et ○ une série de branches (24) qui rayonnent à partir de la couronne (23) centrale et s'étendent entre les cavités (12) de moulage.
FR1659470A 2016-09-30 2016-09-30 Four de cristallisation pour la production d'aubes de turboreacteur avec ecran thermique embarque Active FR3056994B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1659470A FR3056994B1 (fr) 2016-09-30 2016-09-30 Four de cristallisation pour la production d'aubes de turboreacteur avec ecran thermique embarque

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1659470A FR3056994B1 (fr) 2016-09-30 2016-09-30 Four de cristallisation pour la production d'aubes de turboreacteur avec ecran thermique embarque
FR1659470 2016-09-30

Publications (2)

Publication Number Publication Date
FR3056994A1 FR3056994A1 (fr) 2018-04-06
FR3056994B1 true FR3056994B1 (fr) 2021-01-22

Family

ID=58162702

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1659470A Active FR3056994B1 (fr) 2016-09-30 2016-09-30 Four de cristallisation pour la production d'aubes de turboreacteur avec ecran thermique embarque

Country Status (1)

Country Link
FR (1) FR3056994B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3130659A1 (fr) * 2021-12-16 2023-06-23 Safran Aircraft Engines Moule de fonderie, sa fabrication et son utilisation

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2985923B1 (fr) * 2012-01-24 2016-02-05 Snecma Carapace pour la fabrication par moulage a cire perdue d'elements aubages de turbomachine d'aeronef, comprenant des bras de coulee inclines
FR2995807B1 (fr) * 2012-09-25 2015-10-09 Snecma Moule carapace a ecran thermique
FR3031921B1 (fr) * 2015-01-27 2017-02-10 Snecma Procede et machine de decochage pour grappe de pieces de fonderie a modele perdu

Also Published As

Publication number Publication date
FR3056994A1 (fr) 2018-04-06

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