Vacuum breaking system of vacuum refining facility and vacuum system of vacuum refining facility

• Main Authors: PAN HONGTAO, DU SHANGUO, YU HAO, YAN YUEXIANG, LI BO
• Format: Patent
• Language: Chinese; English
• Published: 19.08.2022
• Subjects: CHEMISTRY; METALLURGY; METALLURGY OF IRON; PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OFWROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS

The utility model provides a vacuum breaking system of a vacuum refining facility and a vacuum system of the vacuum refining facility, the vacuum breaking system of the vacuum refining facility comprises an air breaking pipeline (1) and a carbon dioxide breaking pipeline (2) which are arranged in parallel, the inlet end of the air breaking pipeline (1) is connected with an air source (11); the air breaking pipeline (1) is provided with a first gas flow control valve (14), the inlet end of the carbon dioxide breaking pipeline (2) is connected with a carbon dioxide gas source (21), the carbon dioxide breaking pipeline (2) is provided with a second gas flow control valve (24), and the outlet end of the air breaking pipeline (1) is communicated with the outlet end of the carbon dioxide breaking pipeline (2). According to the vacuum breaking system of the vacuum refining facility and the vacuum system of the vacuum refining facility, vacuum breaking is conducted on the vacuum system through carbon dioxide, vacuum