基于卅年试验与工业应用的理论与实践，为达成工业装置的安全、节能与高效运行，本文对大型钢包炉真空系统设计的若干关键技术进行了研究，特别对该技术领域目前尚未解决的“除尘”、“溢钢防止”、“真空泵多重变量调节”等技术提出了全新的设想和实施方案。 Based on the theory and practice of years of experiments and industrial applications, in order to achieve the safety, energy saving and efficient operation of industrial installations, this paper studies some key technologies in the design of large-scale ladle furnace vacuum systems, especially for the unsolved “ Dust removal ”,“ prevention of overflow steel ”,“ multiple variable vacuum pump adjustment ”and other technologies put forward a new vision and implementation of the program.