FR3022810B1 - Procede de fabrication d'un noyau pour le moulage d'une aube - Google Patents
Procede de fabrication d'un noyau pour le moulage d'une aube Download PDFInfo
- Publication number
- FR3022810B1 FR3022810B1 FR1456168A FR1456168A FR3022810B1 FR 3022810 B1 FR3022810 B1 FR 3022810B1 FR 1456168 A FR1456168 A FR 1456168A FR 1456168 A FR1456168 A FR 1456168A FR 3022810 B1 FR3022810 B1 FR 3022810B1
- Authority
- FR
- France
- Prior art keywords
- ceramic
- ceramic sheet
- core
- mold
- sheet
- 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
Links
- 238000000034 method Methods 0.000 title claims abstract description 31
- 238000000465 moulding Methods 0.000 title claims abstract description 13
- 239000000919 ceramic Substances 0.000 claims abstract description 123
- 238000004519 manufacturing process Methods 0.000 claims abstract description 29
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 7
- 238000005520 cutting process Methods 0.000 claims description 7
- 239000000377 silicon dioxide Substances 0.000 claims description 6
- 229910052845 zircon Inorganic materials 0.000 claims description 5
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 238000010411 cooking Methods 0.000 description 7
- 238000005336 cracking Methods 0.000 description 4
- 239000011347 resin Substances 0.000 description 4
- 229920005989 resin Polymers 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000010304 firing Methods 0.000 description 2
- 229920000620 organic polymer Polymers 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000012899 standard injection Substances 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000001052 transient effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C1/00—Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/10—Cores; Manufacture or installation of cores
- B22C9/103—Multipart cores
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/12—Treating moulds or cores, e.g. drying, hardening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/22—Moulds for peculiarly-shaped castings
- B22C9/24—Moulds for peculiarly-shaped castings for hollow articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D25/00—Special casting characterised by the nature of the product
- B22D25/02—Special casting characterised by the nature of the product by its peculiarity of shape; of works of art
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/24—Producing shaped prefabricated articles from the material by injection moulding
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/04—Apparatus or processes for treating or working the shaped or preshaped articles for coating or applying engobing layers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B3/00—Producing shaped articles from the material by using presses; Presses specially adapted therefor
- B28B3/02—Producing shaped articles from the material by using presses; Presses specially adapted therefor wherein a ram exerts pressure on the material in a moulding space; Ram heads of special form
- B28B3/025—Hot pressing, e.g. of ceramic materials
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/0072—Heat treatment
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5024—Silicates
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5025—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials with ceramic materials
- C04B41/5035—Silica
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/87—Ceramics
-
- 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
-
- 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
- F05D2230/00—Manufacture
- F05D2230/20—Manufacture essentially without removing material
- F05D2230/21—Manufacture essentially without removing material by casting
-
- 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
- F05D2240/00—Components
- F05D2240/20—Rotors
- F05D2240/30—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor
- F05D2240/304—Characteristics of rotor blades, i.e. of any element transforming dynamic fluid energy to or from rotational energy and being attached to a rotor related to the trailing edge of a rotor blade
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Molds, Cores, And Manufacturing Methods Thereof (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
Description
Claims (9)
- REVENDICATIONS1. Procédé de fabrication d’un noyau pour le moulage d’une aube d’une turbomachine, comprenant des étapes consistant à : - placer une feuille de céramique (1) souple dans une cavité d’un moule (2) de manière à mettre en forme la feuille de céramique (1), - introduire une pâte de céramique dans la cavité du moule (2), la pâte de céramique formant au moins un cadre (3) en contact avec la feuille de céramique (1), et - cofritter la feuille de céramique (1) et le cadre {3) de manière à solidariser la feuille de céramique (1) et le cadre (3) entre eux, le cadre (3) maintenant la forme de la feuille de céramique (1) donnée par le moule (2) durant les étapes précédant le cofrittage.
- 2. Procédé selon la revendication 1, comprenant une étape préalable consistant à : - découper des motifs d’évidements (41, 42, 43) dans la feuille de céramique (1).
- 3. Procédé selon la revendication 2, dans lequel les motifs d’évidements (41, 42, 43) sont de forme rectangulaire, triangulaire et/ou sinusoïdale.
- 4. Procédé selon l’une des revendications 2 ou 3, dans lequel l’espace entre deux motifs d’évidements successifs (41, 42, 43) est inférieur à 5 millimètres.
- 5. Procédé selon l’une des revendications 1 à 4, dans lequel la feuille de céramique (1) comprend de la silice et de l’alumine.
- 6. Procédé selon l’une des revendications 1 à 5, dans lequel la pâte de céramique formant le cadre (3) comprend de la silice et du zircon. Ί. Procédé selon l’une des revendications 1 à 6, dans lequel la feuille de céramique (1) présente un module d’Young inférieur à 5 GigaPascals.
- 8. Procédé selon l’une des revendications 1 à 7, dans lequel la feuille de céramique (1) a une épaisseur comprise entre 0,04 millimètres et 0,5 millimètres.
- 9. Procédé de fabrication d’une aube de turbomachine comprenant au moins une étape consistant à : - mouler l’aube dans un moule contenant un noyau obtenu par un procédé conforme à l’une des revendications 1 à 8,
- 10. Turbomachine comprenant une aube fabriquée selon un procédé de fabrication conforme à la revendication 9 prise dans sa dépendance avec la revendication 4.
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1456168A FR3022810B1 (fr) | 2014-06-30 | 2014-06-30 | Procede de fabrication d'un noyau pour le moulage d'une aube |
FR1463016A FR3022812B1 (fr) | 2014-06-30 | 2014-12-19 | Procede de fabrication d'un noyau pour le moulage d'une aube |
PCT/FR2015/051775 WO2016001564A1 (fr) | 2014-06-30 | 2015-06-29 | Procédé de fabrication d'un noyau pour le moulage d'une aube |
GB1622359.6A GB2541847B (en) | 2014-06-30 | 2015-06-29 | Method for manufacturing a core for moulding a blade |
US15/323,300 US9981308B2 (en) | 2014-06-30 | 2015-06-29 | Method for manufacturing a core for moulding a blade |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1456168 | 2014-06-30 | ||
FR1456168A FR3022810B1 (fr) | 2014-06-30 | 2014-06-30 | Procede de fabrication d'un noyau pour le moulage d'une aube |
Publications (2)
Publication Number | Publication Date |
---|---|
FR3022810A1 FR3022810A1 (fr) | 2016-01-01 |
FR3022810B1 true FR3022810B1 (fr) | 2019-09-20 |
Family
ID=52273211
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1456168A Active FR3022810B1 (fr) | 2014-06-30 | 2014-06-30 | Procede de fabrication d'un noyau pour le moulage d'une aube |
FR1463016A Active FR3022812B1 (fr) | 2014-06-30 | 2014-12-19 | Procede de fabrication d'un noyau pour le moulage d'une aube |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1463016A Active FR3022812B1 (fr) | 2014-06-30 | 2014-12-19 | Procede de fabrication d'un noyau pour le moulage d'une aube |
Country Status (4)
Country | Link |
---|---|
US (1) | US9981308B2 (fr) |
FR (2) | FR3022810B1 (fr) |
GB (1) | GB2541847B (fr) |
WO (1) | WO2016001564A1 (fr) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10280761B2 (en) * | 2014-10-29 | 2019-05-07 | United Technologies Corporation | Three dimensional airfoil micro-core cooling chamber |
GB201610783D0 (en) * | 2016-06-21 | 2016-08-03 | Rolls Royce Plc | Trailing edge ejection cooling |
JP7042495B2 (ja) * | 2016-06-23 | 2022-03-28 | アダマンド並木精密宝石株式会社 | セラミックス複合体及びそのセラミックス複合体の製造方法 |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2785836B1 (fr) | 1998-11-12 | 2000-12-15 | Snecma | Procede de fabrication de noyaux ceramiques minces pour fonderie |
US6720028B1 (en) * | 2001-03-27 | 2004-04-13 | Howmet Research Corporation | Impregnated ceramic core and method of making |
US7014424B2 (en) * | 2003-04-08 | 2006-03-21 | United Technologies Corporation | Turbine element |
US20050087319A1 (en) * | 2003-10-16 | 2005-04-28 | Beals James T. | Refractory metal core wall thickness control |
US7134475B2 (en) | 2004-10-29 | 2006-11-14 | United Technologies Corporation | Investment casting cores and methods |
US7093645B2 (en) | 2004-12-20 | 2006-08-22 | Howmet Research Corporation | Ceramic casting core and method |
FR2900850B1 (fr) | 2006-05-10 | 2009-02-06 | Snecma Sa | Procede de fabrication de noyaux ceramiques de fonderie pour aubes de turbomachine |
US20110135446A1 (en) | 2009-12-04 | 2011-06-09 | United Technologies Corporation | Castings, Casting Cores, and Methods |
US8944141B2 (en) | 2010-12-22 | 2015-02-03 | United Technologies Corporation | Drill to flow mini core |
FR2990367B1 (fr) * | 2012-05-11 | 2014-05-16 | Snecma | Outillage de fabrication d'un noyau de fonderie pour une aube de turbomachine |
-
2014
- 2014-06-30 FR FR1456168A patent/FR3022810B1/fr active Active
- 2014-12-19 FR FR1463016A patent/FR3022812B1/fr active Active
-
2015
- 2015-06-29 US US15/323,300 patent/US9981308B2/en active Active
- 2015-06-29 WO PCT/FR2015/051775 patent/WO2016001564A1/fr active Application Filing
- 2015-06-29 GB GB1622359.6A patent/GB2541847B/en active Active
Also Published As
Publication number | Publication date |
---|---|
FR3022812B1 (fr) | 2019-09-20 |
WO2016001564A1 (fr) | 2016-01-07 |
GB2541847B (en) | 2018-09-19 |
GB2541847A (en) | 2017-03-01 |
US9981308B2 (en) | 2018-05-29 |
FR3022812A1 (fr) | 2016-01-01 |
GB201622359D0 (en) | 2017-02-15 |
FR3022810A1 (fr) | 2016-01-01 |
US20170151604A1 (en) | 2017-06-01 |
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