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介绍了炼化企业管式加热炉余热回收系统中的鼓、引风机的三种节能技术,对近年来国际上专门针对风机、泵类离心负载调速节能开发的一项突破性新技术——永磁驱动技术进行了深入研究,并对三种风机节能技术进行了详细对比,列出了技术优、缺点及适用范围的对比表,用来指导风机节能技术的合理选择和应用。
This paper introduces three kinds of energy-saving technologies of drum and induced draft fan in waste heat recovery system of tubular furnace in refining and chemical industry, and introduces a breakthrough in the international research and development of energy-saving centrifugal and centrifugal fan- Permanent magnetic drive technology conducted in-depth study, and detailed comparison of three kinds of fan energy-saving technologies, lists the technical advantages and disadvantages and the scope of application of the comparison table, used to guide the rational selection and application of fan energy-saving technologies.