CN108658079B - 多晶硅还原炉自动进料方法和装置 - Google Patents
多晶硅还原炉自动进料方法和装置 Download PDFInfo
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- CN108658079B CN108658079B CN201710206853.4A CN201710206853A CN108658079B CN 108658079 B CN108658079 B CN 108658079B CN 201710206853 A CN201710206853 A CN 201710206853A CN 108658079 B CN108658079 B CN 108658079B
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- 229910021420 polycrystalline silicon Inorganic materials 0.000 title claims abstract description 41
- 230000009467 reduction Effects 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 24
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 156
- 239000001257 hydrogen Substances 0.000 claims abstract description 156
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 154
- 239000005052 trichlorosilane Substances 0.000 claims abstract description 104
- ZDHXKXAHOVTTAH-UHFFFAOYSA-N trichlorosilane Chemical compound Cl[SiH](Cl)Cl ZDHXKXAHOVTTAH-UHFFFAOYSA-N 0.000 claims abstract description 102
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 230000035484 reaction time Effects 0.000 claims description 10
- 238000006722 reduction reaction Methods 0.000 description 32
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical group [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 10
- 238000004519 manufacturing process Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 6
- 229920005591 polysilicon Polymers 0.000 description 6
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 230000006872 improvement Effects 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229910003822 SiHCl3 Inorganic materials 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B33/00—Silicon; Compounds thereof
- C01B33/02—Silicon
- C01B33/021—Preparation
- C01B33/027—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material
- C01B33/035—Preparation by decomposition or reduction of gaseous or vaporised silicon compounds other than silica or silica-containing material by decomposition or reduction of gaseous or vaporised silicon compounds in the presence of heated filaments of silicon, carbon or a refractory metal, e.g. tantalum or tungsten, or in the presence of heated silicon rods on which the formed silicon is deposited, a silicon rod being obtained, e.g. Siemens process
-
- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16C—COMPUTATIONAL CHEMISTRY; CHEMOINFORMATICS; COMPUTATIONAL MATERIALS SCIENCE
- G16C20/00—Chemoinformatics, i.e. ICT specially adapted for the handling of physicochemical or structural data of chemical particles, elements, compounds or mixtures
- G16C20/80—Data visualisation
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Data Mining & Analysis (AREA)
- Crystallography & Structural Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Bioinformatics & Computational Biology (AREA)
- Computing Systems (AREA)
- Theoretical Computer Science (AREA)
- Inorganic Chemistry (AREA)
- Silicon Compounds (AREA)
Abstract
Description
反应时间/小时 | 给定配比计算式 | 给定配比值(mol比) |
0 | 3.636 | 3.636 |
0<t'<20 | 2.121-(2.121-3.636)/(20-0)*(20-t') | 2.121+0.07575*(20-t') |
20 | 2.121 | 2.121 |
20<t'<40 | 2.727-(2.727-2.121)/(40-20)*(40-t') | 2.727-0.0303*(40-t') |
40 | 2.727 | 2.727 |
40<t'<60 | 4.04-(4.04-2.727)/(60-40)*(60-t') | 4.04-0.06565*(60-t') |
60 | 4.04 | 4.04 |
60<t'<80 | 4.04-(4.04-4.04)/(80-60)*(80-t') | 4.04 |
80 | 4.04 | 4.04 |
Claims (8)
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CN201710206853.4A CN108658079B (zh) | 2017-03-31 | 2017-03-31 | 多晶硅还原炉自动进料方法和装置 |
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CN108658079A CN108658079A (zh) | 2018-10-16 |
CN108658079B true CN108658079B (zh) | 2020-06-16 |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN111596636B (zh) * | 2020-06-19 | 2021-08-03 | 亚洲硅业(青海)股份有限公司 | 多晶硅还原炉控制方法、装置及电子设备 |
CN114229847B (zh) * | 2021-12-15 | 2023-09-22 | 浙江中控技术股份有限公司 | 多晶硅还原炉的参数配置方法、装置、终端设备及介质 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
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CN102109827B (zh) * | 2011-01-14 | 2013-01-09 | 宜昌南玻硅材料有限公司 | 多晶硅生产中供料和供电同步自动控制方法 |
CN102923709B (zh) * | 2011-08-11 | 2016-08-31 | 内蒙古盾安光伏科技有限公司 | 用于多晶硅生产的供料系统和方法 |
CN104803387B (zh) * | 2014-01-29 | 2017-03-22 | 新特能源股份有限公司 | 一种多晶硅还原炉的原料气进料量的控制装置 |
CN104973600B (zh) * | 2014-04-01 | 2017-01-25 | 新特能源股份有限公司 | 一种多晶硅生产方法 |
KR20160144541A (ko) * | 2015-06-08 | 2016-12-19 | 주식회사 케이씨씨 | 삼염화실란의 제조방법 |
CN105045303B (zh) * | 2015-07-28 | 2017-11-14 | 新疆大全新能源有限公司 | 一种多晶硅生产过程中反应原料流量的控制方法 |
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Application publication date: 20181016 Assignee: Inner Mongolia Xinte silicon material Co.,Ltd. Assignor: XINTE ENERGY Co.,Ltd. Contract record no.: X2022990000326 Denomination of invention: Automatic feeding method and device for polysilicon reduction furnace Granted publication date: 20200616 License type: Common License Record date: 20220627 Application publication date: 20181016 Assignee: Xinte silicon based new materials Co.,Ltd. Assignor: XINTE ENERGY Co.,Ltd. Contract record no.: X2022990000325 Denomination of invention: Automatic feeding method and device for polysilicon reduction furnace Granted publication date: 20200616 License type: Common License Record date: 20220627 |