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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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)
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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
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Safran SA
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Publication date
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Priority to FR1659470A priority Critical patent/FR3056994B1/fr
Publication of FR3056994A1 publication Critical patent/FR3056994A1/fr
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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
FR1659470 2016-09-30
FR1659470A FR3056994B1 (fr) 2016-09-30 2016-09-30 Four de cristallisation pour la production d'aubes de turboreacteur avec ecran thermique embarque

Publications (2)

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

Family

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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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