CN109604526B - 一种防止单晶高温合金转动叶片杂晶缺陷形成的方法 - Google Patents
一种防止单晶高温合金转动叶片杂晶缺陷形成的方法 Download PDFInfo
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- CN109604526B CN109604526B CN201910044561.4A CN201910044561A CN109604526B CN 109604526 B CN109604526 B CN 109604526B CN 201910044561 A CN201910044561 A CN 201910044561A CN 109604526 B CN109604526 B CN 109604526B
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- single crystal
- blade
- temperature alloy
- rotating blade
- heat
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- 239000013078 crystal Substances 0.000 title claims abstract description 143
- 229910045601 alloy Inorganic materials 0.000 title claims abstract description 55
- 239000000956 alloy Substances 0.000 title claims abstract description 55
- 238000000034 method Methods 0.000 title claims abstract description 47
- 230000007547 defect Effects 0.000 title claims abstract description 41
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 25
- 238000007711 solidification Methods 0.000 claims abstract description 35
- 230000008023 solidification Effects 0.000 claims abstract description 35
- 239000001993 wax Substances 0.000 claims abstract description 20
- 239000012188 paraffin wax Substances 0.000 claims abstract description 18
- 238000005245 sintering Methods 0.000 claims abstract description 17
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 12
- 239000010431 corundum Substances 0.000 claims abstract description 12
- 238000007581 slurry coating method Methods 0.000 claims abstract description 12
- 239000004576 sand Substances 0.000 claims abstract description 10
- 238000005507 spraying Methods 0.000 claims abstract description 9
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 229910000601 superalloy Inorganic materials 0.000 claims description 26
- 239000000919 ceramic Substances 0.000 claims description 21
- 238000009415 formwork Methods 0.000 claims description 6
- 238000009413 insulation Methods 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 2
- 230000001680 brushing effect Effects 0.000 claims 1
- 230000008018 melting Effects 0.000 claims 1
- 238000002844 melting Methods 0.000 claims 1
- 238000004321 preservation Methods 0.000 claims 1
- 238000002360 preparation method Methods 0.000 abstract description 8
- 230000009286 beneficial effect Effects 0.000 abstract description 4
- 238000012797 qualification Methods 0.000 abstract description 4
- 238000004781 supercooling Methods 0.000 abstract description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 238000005275 alloying Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000010899 nucleation Methods 0.000 description 3
- 238000007605 air drying Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000835 fiber Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000006911 nucleation Effects 0.000 description 2
- 229910020630 Co Ni Inorganic materials 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 244000044283 Toxicodendron succedaneum Species 0.000 description 1
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000007943 implant Substances 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005495 investment casting Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052702 rhenium Inorganic materials 0.000 description 1
- 229910052707 ruthenium Inorganic materials 0.000 description 1
- 238000009416 shuttering Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 229910052715 tantalum Inorganic materials 0.000 description 1
- 238000012876 topography Methods 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 238000004018 waxing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/08—Features with respect to supply of molten metal, e.g. ingates, circular gates, skim gates
- B22C9/088—Feeder heads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22C—FOUNDRY MOULDING
- B22C9/00—Moulds or cores; Moulding processes
- B22C9/02—Sand moulds or like moulds for shaped castings
- B22C9/04—Use of lost patterns
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D27/00—Treating the metal in the mould while it is molten or ductile ; Pressure or vacuum casting
- B22D27/04—Influencing the temperature of the metal, e.g. by heating or cooling the mould
- B22D27/045—Directionally solidified castings
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C19/00—Alloys based on nickel or cobalt
- C22C19/03—Alloys based on nickel or cobalt based on nickel
- C22C19/05—Alloys based on nickel or cobalt based on nickel with chromium
- C22C19/051—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W
- C22C19/057—Alloys based on nickel or cobalt based on nickel with chromium and Mo or W with the maximum Cr content being less 10%
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Crystallography & Structural Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Abstract
Description
Cr | Mo | Al | W | Ti | Ta | Co | Ni |
8.0 | 2.0 | 5.6 | 5.0 | 1.0 | 4.0 | 6.0 | 余 |
C | Cr | Co | Al | Ti | W | Ta | Nb | Ni |
0.05 | 9.0 | 6.0 | 5.5 | 1.0 | 9.5 | 3.0 | 1.0 | 余 |
Mo | Cr | Co | Al | Hf | W | Ta | Re | Ni |
2.0 | 7.0 | 8.0 | 6.2 | 0.15 | 5.0 | 7.0 | 3.0 | 余 |
Claims (3)
Priority Applications (1)
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CN201910044561.4A CN109604526B (zh) | 2019-01-17 | 2019-01-17 | 一种防止单晶高温合金转动叶片杂晶缺陷形成的方法 |
Applications Claiming Priority (1)
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CN201910044561.4A CN109604526B (zh) | 2019-01-17 | 2019-01-17 | 一种防止单晶高温合金转动叶片杂晶缺陷形成的方法 |
Publications (2)
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CN109604526A CN109604526A (zh) | 2019-04-12 |
CN109604526B true CN109604526B (zh) | 2020-07-10 |
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CN (1) | CN109604526B (zh) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110083927A (zh) * | 2019-04-24 | 2019-08-02 | 西安交通大学 | 一种用于控制单晶叶片缘板杂晶的一体化铸型设计方法 |
CN113564716B (zh) * | 2021-06-28 | 2022-08-02 | 深圳市万泽航空科技有限责任公司 | 一种单晶高温合金转子叶片及其制备方法 |
CN113622032A (zh) * | 2021-08-25 | 2021-11-09 | 中国航发沈阳黎明航空发动机有限责任公司 | 一种控制单晶叶片荧光显示的工艺方法 |
CN113976824B (zh) * | 2021-10-20 | 2023-09-15 | 中国航发沈阳黎明航空发动机有限责任公司 | 一种防止联体单晶导向叶片型芯自由端产生杂晶的方法 |
CN114309470B (zh) * | 2021-12-31 | 2023-11-03 | 江苏永瀚特种合金技术股份有限公司 | 通过温场调控消除单晶叶片缘板处枝晶碎臂缺陷的方法 |
CN114346180B (zh) * | 2022-01-07 | 2023-02-24 | 西安交通大学 | 一种单晶高温合金叶片马赛克缺陷控制方法 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102166643B (zh) * | 2011-03-30 | 2013-07-24 | 江苏中欧材料研究院有限公司 | 一种防止单晶叶片杂晶缺陷的方法 |
CN205056950U (zh) * | 2015-10-10 | 2016-03-02 | 贵阳中航动力精密铸造有限公司 | 一种用于空心单晶叶片的浇注系统 |
CN105170909B (zh) * | 2015-10-10 | 2017-11-14 | 贵阳中航动力精密铸造有限公司 | 一种用于空心单晶叶片的浇注系统 |
CN106424574B (zh) * | 2016-11-26 | 2018-12-04 | 西峡县西泵特种铸造有限公司 | 一种铸钢发热冒口套 |
CN107931523A (zh) * | 2017-12-27 | 2018-04-20 | 安徽应流航源动力科技有限公司 | 一种中小尺寸单晶叶片用蜡模组树结构及其制备方法 |
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Effective date of registration: 20210810 Address after: 110172 block C12, south of Shendong Sixth Road, west of Zhongxing Street, Shenfu new area, Shenyang City, Liaoning Province Patentee after: Liaoning Hongyin Metal Co.,Ltd. Address before: 110016 No. 72, Wenhua Road, Shenhe District, Liaoning, Shenyang Patentee before: INSTITUTE OF METAL RESEARCH CHINESE ACADEMY OF SCIENCES |
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PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A method for preventing the formation of heterocrystalline defects in rotating blades of single crystal superalloy Effective date of registration: 20220225 Granted publication date: 20200710 Pledgee: Fushun Bank Co.,Ltd. Development Zone sub branch Pledgor: Liaoning Hongyin Metal Co.,Ltd. Registration number: Y2022210000012 |