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Boron and phosphorus removal from Si-Fe solvent using SiO₂-CaO-Al₂O₃ slag
| Content Provider | Semantic Scholar |
|---|---|
| Author | Hosseinpour, Ali |
| Copyright Year | 2018 |
| Abstract | ......................................................................................................................................... iii Lay Summary ................................................................................................................................. iv Preface............................................................................................................................................. v Table of content ............................................................................................................................. vi List of Tables ............................................................................................................................... viii List of Figures ................................................................................................................................ ix List of Symbols .............................................................................................................................. xi Acknowledgments......................................................................................................................... xii 1-Introduction ................................................................................................................................. 1 2-Literature Review ........................................................................................................................ 3 2-1Grades of Silicon ................................................................................................................ 3 2-1-1Metallurgical grade silicon (MG-Si) .......................................................................... 3 2-1-2Semiconductor grade silicon (SeG-Si) ....................................................................... 3 2-1-3Solar grade silicon (SoG-Si) ....................................................................................... 4 2-2Refining Processes .............................................................................................................. 6 2-2-1Reduction or pyrolysis of volatile silicon compounds (Siemens process) ................. 8 2-2-2Reduction of silicon halides by alkali metals ............................................................. 9 2-2-3Carbothermal reduction of high purity silica ............................................................ 10 2-2-4Refining of MG-Si .................................................................................................... 11 2-2-4-1Directional solidification .................................................................................. 12 2-2-4-2Plasma melting ................................................................................................. 13 2-2-4-3Electron beam melting (EBM) ......................................................................... 15 2-2-4-4Slag refining ..................................................................................................... 16 2-2-4-5Solvent refining ................................................................................................ 27 2-2-4-6Combination of solvent refining and slag refining ........................................... 35 2-3Scope and Objective ......................................................................................................... 40 3-Materials and Methods .............................................................................................................. 41 3-1Materials ........................................................................................................................... 42 3-2High Temperature Experiments ....................................................................................... 44 3-2-1Fe-Si Master alloy .................................................................................................... 45 |
| File Format | PDF HTM / HTML |
| DOI | 10.14288/1.0366969 |
| Alternate Webpage(s) | https://open.library.ubc.ca/media/download/pdf/24/1.0366969/4 |
| Alternate Webpage(s) | https://doi.org/10.14288/1.0366969 |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |
