CN203568855U - 介质熔炼与初步定向凝固衔接提纯多晶硅的装置 - Google Patents
介质熔炼与初步定向凝固衔接提纯多晶硅的装置 Download PDFInfo
- Publication number
- CN203568855U CN203568855U CN201320646244.8U CN201320646244U CN203568855U CN 203568855 U CN203568855 U CN 203568855U CN 201320646244 U CN201320646244 U CN 201320646244U CN 203568855 U CN203568855 U CN 203568855U
- Authority
- CN
- China
- Prior art keywords
- polycrystalline silicon
- plumbago crucible
- graphite crucible
- pulling mechanism
- ingot
- 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.)
- Expired - Fee Related
Links
- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 11
- 238000003723 Smelting Methods 0.000 title abstract description 12
- 238000007711 solidification Methods 0.000 title abstract description 7
- 230000008023 solidification Effects 0.000 title abstract description 7
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 51
- 239000010439 graphite Substances 0.000 claims abstract description 50
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 19
- 241000209456 Plumbago Species 0.000 claims description 31
- 230000008018 melting Effects 0.000 claims description 24
- 238000002844 melting Methods 0.000 claims description 24
- 239000012535 impurity Substances 0.000 abstract description 18
- 238000000034 method Methods 0.000 abstract description 17
- 239000007788 liquid Substances 0.000 abstract description 11
- 229910052796 boron Inorganic materials 0.000 abstract description 6
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000746 purification Methods 0.000 abstract description 3
- 230000006698 induction Effects 0.000 abstract description 2
- 238000001816 cooling Methods 0.000 abstract 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 2
- 230000005611 electricity Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000002893 slag Substances 0.000 description 22
- 239000003795 chemical substances by application Substances 0.000 description 20
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 12
- 229910052710 silicon Inorganic materials 0.000 description 12
- 239000010703 silicon Substances 0.000 description 12
- 239000002210 silicon-based material Substances 0.000 description 11
- 229910052742 iron Inorganic materials 0.000 description 9
- 238000005266 casting Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 229910001018 Cast iron Inorganic materials 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000006228 supernatant Substances 0.000 description 3
- 241000196324 Embryophyta Species 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 2
- 229910001634 calcium fluoride Inorganic materials 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000007499 fusion processing Methods 0.000 description 2
- 238000005272 metallurgy Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 235000019353 potassium silicate Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 229960001866 silicon dioxide Drugs 0.000 description 2
- NTHWMYGWWRZVTN-UHFFFAOYSA-N sodium silicate Chemical compound [Na+].[Na+].[O-][Si]([O-])=O NTHWMYGWWRZVTN-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Landscapes
- Silicon Compounds (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320646244.8U CN203568855U (zh) | 2013-10-18 | 2013-10-18 | 介质熔炼与初步定向凝固衔接提纯多晶硅的装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320646244.8U CN203568855U (zh) | 2013-10-18 | 2013-10-18 | 介质熔炼与初步定向凝固衔接提纯多晶硅的装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203568855U true CN203568855U (zh) | 2014-04-30 |
Family
ID=50536599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320646244.8U Expired - Fee Related CN203568855U (zh) | 2013-10-18 | 2013-10-18 | 介质熔炼与初步定向凝固衔接提纯多晶硅的装置 |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203568855U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103539125A (zh) * | 2013-10-18 | 2014-01-29 | 青岛隆盛晶硅科技有限公司 | 介质熔炼与初步定向凝固衔接提纯多晶硅的装置及方法 |
-
2013
- 2013-10-18 CN CN201320646244.8U patent/CN203568855U/zh not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103539125A (zh) * | 2013-10-18 | 2014-01-29 | 青岛隆盛晶硅科技有限公司 | 介质熔炼与初步定向凝固衔接提纯多晶硅的装置及方法 |
| CN103539125B (zh) * | 2013-10-18 | 2015-09-02 | 青岛隆盛晶硅科技有限公司 | 介质熔炼与初步定向凝固衔接提纯多晶硅的方法 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102849743B (zh) | 一种反向诱导凝固提纯多晶硅的方法及设备 | |
| CN102874816B (zh) | 一种电磁分离铝硅合金熔液制备多晶硅的方法与装置 | |
| CN102173424A (zh) | 真空感应熔炼去除硅粉中磷及金属杂质的方法及设备 | |
| CN102219221A (zh) | 一种定向凝固造渣精炼提纯多晶硅的方法 | |
| CN101724900A (zh) | 一种多晶硅提纯装置及提纯方法 | |
| CN103342363B (zh) | 多晶硅介质熔炼时便于硅渣分离的造渣剂及其使用方法 | |
| CN102001661A (zh) | 一种冶金硅造渣除硼提纯方法 | |
| CN103539125B (zh) | 介质熔炼与初步定向凝固衔接提纯多晶硅的方法 | |
| CN101775650B (zh) | 一种太阳能多晶硅铸锭的制备方法 | |
| CN101565186B (zh) | 一种硅中硼杂质的去除方法 | |
| CN203568855U (zh) | 介质熔炼与初步定向凝固衔接提纯多晶硅的装置 | |
| CN103553050B (zh) | 多晶硅连续化介质熔炼方法 | |
| CN203440097U (zh) | 电子束熔炼与定向凝固技术耦合制备多晶硅的装置 | |
| CN102050450A (zh) | 壳熔法多晶硅提纯装置及其方法 | |
| CN103436957A (zh) | 双模式控制熔化保温的多晶硅铸锭工艺 | |
| CN203159236U (zh) | 一种采用微波加热的工业硅炉外精炼抬包 | |
| CN203393255U (zh) | 实现多晶硅铸锭无黑边的坩埚 | |
| CN103553049B (zh) | 应用于多晶硅提纯的介质熔炼衔接初步定向凝固工艺 | |
| CN207244047U (zh) | 一种高密度蓝宝石晶体用高纯氧化铝晶块的快速生产装置 | |
| CN203998974U (zh) | 便于更换石墨坩埚的介质熔炼炉 | |
| CN102392297A (zh) | 一种锌电解回收装置及处理方法 | |
| CN203382512U (zh) | 提高多晶硅定向凝固过程中除杂效果的定向凝固装置 | |
| CN107366019A (zh) | 一种高密度蓝宝石晶体用高纯氧化铝晶块的快速生产方法及装置 | |
| CN104276573B (zh) | 一种多晶硅介质熔炼的造渣剂及其使用方法 | |
| CN104276572B (zh) | 多晶硅介质熔炼的造渣剂及其使用方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171117 Address after: 1 road 266000 in Shandong province Qingdao city Laoshan District No. 1 Keyuan latitude B block 7 layer B4-2 Patentee after: Qingdao Changsheng Dongfang Industry Group Co., Ltd. Address before: Pudong solar energy industry base in Jimo city of Shandong Province, Qingdao City, 266234 Patentee before: Qingdao Longsheng Crystalline Silicon Science & Technology Co., Ltd. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171124 Address after: Miao road Laoshan District 266061 Shandong city of Qingdao Province, No. 52 906 Patentee after: Qingdao Changsheng Electric Design Institute Co. Ltd. Address before: 1 road 266000 in Shandong province Qingdao city Laoshan District No. 1 Keyuan latitude B block 7 layer B4-2 Patentee before: Qingdao Changsheng Dongfang Industry Group Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140430 Termination date: 20191018 |