JP5979664B2 - シリコン結晶鋳造炉 - Google Patents
シリコン結晶鋳造炉 Download PDFInfo
- Publication number
- JP5979664B2 JP5979664B2 JP2012167854A JP2012167854A JP5979664B2 JP 5979664 B2 JP5979664 B2 JP 5979664B2 JP 2012167854 A JP2012167854 A JP 2012167854A JP 2012167854 A JP2012167854 A JP 2012167854A JP 5979664 B2 JP5979664 B2 JP 5979664B2
- Authority
- JP
- Japan
- Prior art keywords
- carbon
- gas
- silicon
- casting furnace
- crucible
- 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
- 229910052710 silicon Inorganic materials 0.000 title claims description 54
- 239000010703 silicon Substances 0.000 title claims description 54
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 title claims description 53
- 238000005266 casting Methods 0.000 title claims description 28
- 239000013078 crystal Substances 0.000 title claims description 28
- 239000007789 gas Substances 0.000 claims description 56
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 18
- 229910052721 tungsten Inorganic materials 0.000 claims description 18
- 239000010937 tungsten Substances 0.000 claims description 18
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 16
- 239000011261 inert gas Substances 0.000 claims description 11
- 229910052786 argon Inorganic materials 0.000 claims description 8
- 230000001376 precipitating effect Effects 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 description 55
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 54
- 239000010453 quartz Substances 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 11
- 238000002474 experimental method Methods 0.000 description 10
- 239000000463 material Substances 0.000 description 10
- 238000011109 contamination Methods 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 5
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 4
- 229910002091 carbon monoxide Inorganic materials 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229910021419 crystalline silicon Inorganic materials 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009423 ventilation Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- CREMABGTGYGIQB-UHFFFAOYSA-N carbon carbon Chemical compound C.C CREMABGTGYGIQB-UHFFFAOYSA-N 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 150000003376 silicon Chemical class 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- Silicon Compounds (AREA)
- Photovoltaic Devices (AREA)
Description
ここにおいて、前記不活性ガスが接触する前記箇所は前記不活性ガスを前記ルツボに導入する管及び前記ルツボを覆うキャップを含んでよい。
また、前記不活性ガスはアルゴンであってよい。
Claims (2)
- シリコン融液からシリコン結晶を析出させるルツボと、前記ルツボに不活性ガスを導入するガス導入装置とを設け、
前記ガス導入装置の内の前記不活性ガスが接触する箇所の内面の少なくとも一部はタングステンである、
シリコン結晶鋳造炉において
前記不活性ガスが接触する前記箇所は前記不活性ガスを前記ルツボに導入する管及び前記ルツボを覆うキャップを含む、シリコン結晶鋳造炉。 - 前記不活性ガスはアルゴンである、請求項1に記載のシリコン結晶鋳造炉。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012167854A JP5979664B2 (ja) | 2012-07-30 | 2012-07-30 | シリコン結晶鋳造炉 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012167854A JP5979664B2 (ja) | 2012-07-30 | 2012-07-30 | シリコン結晶鋳造炉 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014024729A JP2014024729A (ja) | 2014-02-06 |
JP5979664B2 true JP5979664B2 (ja) | 2016-08-24 |
Family
ID=50198731
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012167854A Expired - Fee Related JP5979664B2 (ja) | 2012-07-30 | 2012-07-30 | シリコン結晶鋳造炉 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP5979664B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113522393B (zh) * | 2021-07-01 | 2022-07-15 | 北京科技大学 | 一种嵌套式平衡坩埚及控制方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4272488A (en) * | 1977-05-25 | 1981-06-09 | John S. Pennish | Apparatus for producing and casting liquid silicon |
JPH01261213A (ja) * | 1988-04-12 | 1989-10-18 | Idemitsu Petrochem Co Ltd | 4a,Va,6a族金属の炭化方法 |
JPH1149510A (ja) * | 1997-07-31 | 1999-02-23 | Daido Steel Co Ltd | 金属Siの精製方法及びその装置 |
AT3064U1 (de) * | 1998-12-28 | 1999-09-27 | Plansee Tizit Gmbh | Gaskarburierungsverfahren zur herstellung von reinem wc-pulver |
JP3885452B2 (ja) * | 1999-04-30 | 2007-02-21 | 三菱マテリアル株式会社 | 結晶シリコンの製造方法 |
JP2012056796A (ja) * | 2010-09-09 | 2012-03-22 | Sumco Corp | 多結晶シリコンの製造装置および製造方法 |
-
2012
- 2012-07-30 JP JP2012167854A patent/JP5979664B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2014024729A (ja) | 2014-02-06 |
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