详细分析了管式空气预热器的振动机理，并从改造和设计两方面提出消除振动的措施。
The vibration mechanism of tubular air heater is analyzed, the measures for refurbishment and design of air heater is put forward.
前言：总结了近年来关于间壁式空气预热器方面的研究，如管式空气预热器及板式空气预热器；
The research of recuperative air preheater is summarized, such as pipe air preheater, plate air preheater.
根据FWEC管式空气预热器技术规范对管子—管板胀接的要求，对有缝电阻焊管胀接进行工艺试验。
In this paper, to meet the expending requirements of technical specification for FWEC Tubular Air Heaters, the expending procedure test for the ERW tube was performed.
本文研究玻璃管空气预热器的优化问题，提出了管式空气预热器优化设计的通用计算机软件，并进行了实例计算。
In this paper, the optimization problem of glass tube air preheater is studied. A current computer code for optimal design of a tubular air preheater is developed. A case calculation is finished.
锅炉的燃烧器由船形改为水平浓淡形，空气预热器由回转式改为螺旋管式。
The burners of boiler A were revamped from boat type to horizontal condense dilute type, the air preheater revamped from rotary to scrolled.
锅炉的燃烧器由船形改为水平浓淡形，空气预热器由回转式改为螺旋管式。
The burners of boiler A were revamped from boat type to horizontal condense dilute type, the air preheater revamped from rotary to scrolled.
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