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造渣精炼法去除硅、硅锡合金中硼杂质研究

Acknowledgement第4-5页
摘要第5-6页
Abstract第6-7页
1 Introduction第11-15页
    1.1 Silicon Based PV cells第12页
    1.2 Monocrystalline Silicon第12页
    1.3 Polycrystalline Silicon第12页
    1.4 Solar Energy Market Growth第12-15页
2 Literature Review第15-43页
    2.1 Metallurgical Grade Si Production第15-16页
    2.2 Effect of Impurities on the Conversion Efficiency of Si Solar Cells第16-17页
    2.3 Silicon Refining Process第17-39页
        2.3.1 Chemical Process第18-19页
        2.3.2 Metallurgical Methods第19-23页
        2.3.3 Slagging Process第23-39页
    2.4 Background and Research Significance第39页
    2.5 Research Contents第39-43页
        2.5.1 Aim of Research第39-40页
        2.5.2 Research Aim and Research Contents第40-43页
3 Experiment Method第43-51页
    3.1 Materials第43-44页
    3.2 Experimental Equipment第44-45页
    3.3 Experimental Procedure第45-47页
        3.3.1 Si-Sn Alloy Preparation第45-46页
        3.3.2 CaO-SiO2-CaCl2 Slag Preparation第46页
        3.3.3 Slag Refining Treatment第46-47页
        3.3.4 Acid Leaching第47页
    3.4 Analysis Devices第47-51页
        3.4.1 Inductively Coupled Atomic Emission Spectroscopy (ICP-AES)第47-48页
        3.4.2 X-ray Fluorescence (XRF)第48-49页
        3.4.3 Electron Probe Micro-Analyzer Analysis (EPMA)第49-50页
        3.4.4 Scanning Electron Microscopy (SEM)第50-51页
4 Boron Removal from MG-Si by Slag Refining第51-65页
    4.1 Introduction第51-52页
    4.2 Experimental第52-54页
        4.2.1 Materials第52页
        4.2.2 Methods第52-54页
    4.3 Results and Discussions第54-63页
        4.3.1 Characterization of Si第54页
        4.3.2 Effect of Acid Leaching on B Removal第54-56页
        4.3.3 Effect of Holding Time on B Removal第56-58页
        4.3.4 Effect of Slag Basicity on B Removal第58-60页
        4.3.5 Effect of Slag/Silicon Mass Ratio on Boron Removal第60-61页
        4.3.6 Effect of Multi Slag-Refining on B Removal第61-62页
        4.3.7 Kinetics Analysis第62-63页
    4.4 Conclusions第63-65页
5 Boron Removal from Si-Sn Alloy by Slag Treatment第65-81页
    5.1 Introduction第65页
    5.2 Experimental第65-66页
        5.2.1 Raw Material Preparation第65页
        5.2.2 Slag Refining Process第65-66页
        5.2.3 Sample Treatment第66页
    5.3 Results and Discussion第66-80页
        5.3.1 Si-Sn Alloy Microstructure and Elements Distribution第66-69页
        5.3.2 Effect of Experimental Parameters on B Removal from Si-Sn Alloy duringSlag Refining Processes第69-80页
    5.4 Conclusions第80-81页
6 Boron Removal from Si-Sn Alloy by Slag Refining with Gas Blowing Technique第81-90页
    6.1 Introduction第81页
    6.2 Thermodynamics第81-82页
    6.3 Experimental第82-83页
    6.4 Results and Discussions第83-89页
        6.4.1 Gas Flow Rate第83-84页
        6.4.2 Effect of Ar-20%O_2 Mixed Gas Blowing on B Removal during SlagRefining第84-89页
    6.5 Conclusions第89-90页
7 Conclusions and highlights第90-93页
    7.1 Conclusions第90-92页
    7.2 Possible highlights第92-93页
References第93-98页
Author’s resume and publications during PhD Period第98-100页
学位论文数据集第100页

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