fan pipe

Heating pipe type air preheater was used in the heating furnace and the frequency modulation technique was employed in the induced draft fan and the air blower, which increased the heat furnace efficiency by 7.2%.

加热炉改用无机热管式空气预热器，引风机、鼓风机改用变频技术，使加热炉热效率提高7.2个百分点；

the problem and solution in fan pipe network system

风机管网系统存在的问题及解决的方法

Discussion of assemblage of fan-coil and radiator using in single-pipe heat metering system

单管顺流式系统热计量中风机盘管与散热器组合的探讨

Each main exhaust pipe shall have one exhaust fan.

一个风机控制一个主要的排气管道.

This paper simply introduce practice theory and application of thermal spraying, and then summarize the application in power plant key components, such as boiler pipe, fan, steam turbine, thermocouple sheath and so on.

本文对热喷涂技术进行了简单介绍，综述了该技术在锅炉管道、风机、汽轮机、热电偶套管等电厂关键部件的应用。

length of fin fan pipe

翅片管长