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This paper introduced the energy saving principle of air intake prerotation adjustment and the application area and method of air intake prerotation regulator.

介绍了进气预旋调节的节能原理及进气预旋调节装置的应用范围和使用方法。

This paper analyses the problems about tube air preheater used in 4 10t/h boiler of Qilu Petrochemical Company, and introduces the application of vortex air preheater.

更换旋流式空气预热器后，堵灰、漏风及磨损现象明显减少，运行周期大大延长，企业经济效益大大提高了。