It is an economy of electricity by applying vertical sectional - area - type design and separate temperature control by forechannel , midchannel , and hindchnnel on the preheater 预热器采用从向分段设计，前中后槽单独控温，温度控制自如可省电。
In this thesis , several advanced control methods are adopted to improve the performance of the traditional air preheater leakage control system using non - touched sensor 本文采用了多种先进控制方法，用来改进传统的非接触式空气预热器密封间隙控制系统。
It works in the field where the temperature of gas is lowest of all components that be heated in the boiler . in general , air pre - heater is made of smooth pipes 锅炉设备中的低温段管式空气预热器位于锅炉烟气温度比较低的区域，它的管子通常采用光管构成。
Model zt has two specifications , each specification is equipped with distillation tower , still , condusator , buffer - tank , measurer of specific gravity Zt型有zt - 200 、 zt - 300 、两种规格，每种规格包括相应配套的预热器、蒸馏塔、冷凝器、冷却器、稳压罐、比重测定器。
It is very important problem how to detect aggregate fuels and sediments temperature on air preheater parts surface effectively in order to prevent air preheater from fire 如何有效地检测空气预热器表面的燃料油污沉积物的温度，是防止空气预热器表面起火所必须考虑的问题。
Heat pipe air pre - heater is adopted to recover gas heat to heat up cold air for burning , reducing flue gas temperature and increasing heat efficiency of injecting steam boiler 采用热管式空气预热器，利用排烟热量加热冷空气，降低了烟气温度，减少排烟热损失，提高注汽炉热效率。
I rotary kiln production plant structure strong , stable operation , high - quality products from the kiln , and offers advanced efficient shaft preheater , five cyclone preheater 我厂生产的回转窑结构坚固、运转平稳、出窑产品质量高，并可为用户提供先进的高效立筒预热器、五级旋风预热器。
To avoid jam , expansion bin and automatic - control blowing system and necessary compressed air devices will be adopted to guarantee normal running of pre - heater 为防止预热器系统结皮堵塞，除在旋风筒下设有膨胀仓外，还配有独特的自动控制喷吹系统以及必要的空气炮，保证预热器系统的正常运行。
According to comparison the optimization result with the conventional design result , it shows that program can optimize to determine the sizes of parts of heat - pipe p re - hate and give the most optimal parameter 在考虑热管预热器技术经济指标基础上，导出的年净收益方程，对于预热器优化选型有很好的指导作用。
2 . design scheme of gravity heat pipe air pre - heater is proposed which fits the actual situation of injecting steam boilers . detailed heat calculation and design on heat recovery of flue gas is carrying out 提出了采用适合于注汽炉实际工况的重力热管式空气预热器的设计方案，对烟气的余热回收进行了详细的热力计算和设计。
