Industrial silicon refining system and refining technology

• Main Author: QIU QINGYU
• Format: Patent
• Language: Chinese; English
• Published: 15.06.2018
• Subjects: CHEMISTRY; COMPOUNDS THEREOF; INORGANIC CHEMISTRY; METALLURGY; NON-METALLIC ELEMENTS

The invention provides an industrial silicon refining system and refining technology and belongs to the technical field of industrial silicon production. The industrial silicon refining system comprises a submerged arc furnace, a ladle, refining furnace components and temperature control equipment, wherein a discharge opening of the submerged arc furnace is connected with a feed opening of the ladle; the ladle is configured to carry out oxygen introducing on silicon liquid; the refining furnace components comprise a refining furnace and a hood; the refining furnace is configured to receive thesilicon liquid subjected to the oxygen introducing reaction inside the ladle; the hood is used for collecting smoke dust inside the refining furnace; the temperature control equipment is configured to control the temperature inside the refining furnace. The industrial silicon refining system provided by the invention can be used for effectively removing impurities in the industrial silicon, so asto improve the quality of