本文将局部抽风式回转空气预热器和通常的鼓风式回转空气预热器方案相比较,并对漏风系数、风机电耗、热量收益等方面作了必要的分析和计算,旨在论证其方案的可能性和优越性,从中可以看出发展不漏风回转式空气预热器的道路和前景。文中通过分析和计算可得到如下结论:局部抽风方案的 In this paper, the local exhaust air rotary air preheater and the general blast air rotary preheater program are compared, and the air leakage coefficient, fan power consumption, heat revenue and other aspects of the necessary analysis and calculation, to demonstrate its The possibilities and benefits of the program illustrate the road and prospects for the development of airless rotary air preheaters. Through the analysis and calculation in this paper, the following conclusions can be drawn: The local ventilation program