CN109940131A - 一种降低单晶高温合金叶片榫头内部疏松缺陷形成的方法 - Google Patents
一种降低单晶高温合金叶片榫头内部疏松缺陷形成的方法 Download PDFInfo
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- CN109940131A CN109940131A CN201910230950.6A CN201910230950A CN109940131A CN 109940131 A CN109940131 A CN 109940131A CN 201910230950 A CN201910230950 A CN 201910230950A CN 109940131 A CN109940131 A CN 109940131A
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- Prior art keywords
- single crystal
- super alloy
- crystal super
- blade
- defect
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Links
- 239000013078 crystal Substances 0.000 title claims abstract description 82
- 229910000601 superalloy Inorganic materials 0.000 title claims abstract description 75
- 230000007547 defect Effects 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 41
- 230000015572 biosynthetic process Effects 0.000 title abstract description 9
- 238000010899 nucleation Methods 0.000 claims abstract description 67
- 238000007711 solidification Methods 0.000 claims abstract description 17
- 230000008023 solidification Effects 0.000 claims abstract description 17
- 238000013461 design Methods 0.000 claims abstract description 12
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 11
- 239000010431 corundum Substances 0.000 claims abstract description 11
- 238000009415 formwork Methods 0.000 claims abstract description 10
- 238000002386 leaching Methods 0.000 claims abstract description 9
- 239000004576 sand Substances 0.000 claims abstract description 9
- 238000005245 sintering Methods 0.000 claims abstract description 7
- 238000010438 heat treatment Methods 0.000 claims description 20
- 238000005266 casting Methods 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 238000001953 recrystallisation Methods 0.000 claims description 5
- 238000007596 consolidation process Methods 0.000 claims description 2
- 238000007710 freezing Methods 0.000 claims description 2
- 230000008014 freezing Effects 0.000 claims description 2
- 210000001787 dendrite Anatomy 0.000 abstract description 19
- 229910045601 alloy Inorganic materials 0.000 abstract description 15
- 239000000956 alloy Substances 0.000 abstract description 15
- 230000002860 competitive effect Effects 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 6
- 239000001993 wax Substances 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 5
- 238000005275 alloying Methods 0.000 description 4
- 238000002224 dissection Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000012188 paraffin wax Substances 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000012876 topography Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 229910020630 Co Ni Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 208000015294 blood coagulation disease Diseases 0.000 description 1
- 230000009852 coagulant defect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Landscapes
- 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 (6)
Priority Applications (1)
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CN201910230950.6A CN109940131B (zh) | 2019-03-26 | 2019-03-26 | 一种降低单晶高温合金叶片榫头内部疏松缺陷形成的方法 |
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CN201910230950.6A CN109940131B (zh) | 2019-03-26 | 2019-03-26 | 一种降低单晶高温合金叶片榫头内部疏松缺陷形成的方法 |
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CN109940131A true CN109940131A (zh) | 2019-06-28 |
CN109940131B CN109940131B (zh) | 2020-09-18 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112719216A (zh) * | 2020-12-10 | 2021-04-30 | 中国科学院金属研究所 | 一种提高熔模精密铸造过程中超大尺寸型壳强度及铸件尺寸控制的方法 |
CN113564716A (zh) * | 2021-06-28 | 2021-10-29 | 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 |
Citations (8)
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---|---|---|---|---|
CA1045004A (en) * | 1975-09-02 | 1978-12-26 | Alexei T. Tumanov | Device for making single-crystal products |
US6003587A (en) * | 1996-07-08 | 1999-12-21 | Mitsubishi Materials Corporation | Casting furnace, a casting method and a turbine blade made thereby |
CN101934366A (zh) * | 2010-08-27 | 2011-01-05 | 中国南方航空工业(集团)有限公司 | 形成带冠定向结晶涡轮叶片的凝固物、铸模和补缩方法 |
CN102019354A (zh) * | 2010-12-27 | 2011-04-20 | 沈阳黎明航空发动机(集团)有限责任公司 | 带冠超薄细长叶片的定向凝固方法 |
CN104826995A (zh) * | 2015-05-25 | 2015-08-12 | 东方电气集团东方汽轮机有限公司 | 一种竖式陶瓷模壳及该陶瓷模壳成型方法 |
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 |
RU2587116C1 (ru) * | 2014-12-29 | 2016-06-10 | Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") | Устройство для получения отливок лопаток турбин |
FR3052088A1 (fr) * | 2016-06-02 | 2017-12-08 | Safran | Moule pour la fabrication d'une aube monocristalline par fonderie, installation et procede de fabrication le mettant en oeuvre |
-
2019
- 2019-03-26 CN CN201910230950.6A patent/CN109940131B/zh active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1045004A (en) * | 1975-09-02 | 1978-12-26 | Alexei T. Tumanov | Device for making single-crystal products |
US6003587A (en) * | 1996-07-08 | 1999-12-21 | Mitsubishi Materials Corporation | Casting furnace, a casting method and a turbine blade made thereby |
CN101934366A (zh) * | 2010-08-27 | 2011-01-05 | 中国南方航空工业(集团)有限公司 | 形成带冠定向结晶涡轮叶片的凝固物、铸模和补缩方法 |
CN102019354A (zh) * | 2010-12-27 | 2011-04-20 | 沈阳黎明航空发动机(集团)有限责任公司 | 带冠超薄细长叶片的定向凝固方法 |
RU2587116C1 (ru) * | 2014-12-29 | 2016-06-10 | Федеральное государственное унитарное предприятие "Всероссийский научно-исследовательский институт авиационных материалов" (ФГУП "ВИАМ") | Устройство для получения отливок лопаток турбин |
CN104826995A (zh) * | 2015-05-25 | 2015-08-12 | 东方电气集团东方汽轮机有限公司 | 一种竖式陶瓷模壳及该陶瓷模壳成型方法 |
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 |
FR3052088A1 (fr) * | 2016-06-02 | 2017-12-08 | Safran | Moule pour la fabrication d'une aube monocristalline par fonderie, installation et procede de fabrication le mettant en oeuvre |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112719216A (zh) * | 2020-12-10 | 2021-04-30 | 中国科学院金属研究所 | 一种提高熔模精密铸造过程中超大尺寸型壳强度及铸件尺寸控制的方法 |
CN113564716A (zh) * | 2021-06-28 | 2021-10-29 | 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 |
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 |
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Effective date of registration: 20210804 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 | ||
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Denomination of invention: A method for reducing the formation of loose defects in the tenon of single crystal superalloy blade Effective date of registration: 20220225 Granted publication date: 20200918 Pledgee: Fushun Bank Co.,Ltd. Development Zone sub branch Pledgor: Liaoning Hongyin Metal Co.,Ltd. Registration number: Y2022210000012 |