二次燃烧空气预热器（Secondary Combustion air preheater） ，一般都是用烟气通过交换器设备将热量进行交换给空气，从而达到预热空气的作用。所以，空气预热器就是热交换器得一种 好难。
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沙角发电总厂A厂5号炉a空气预热器(以下简称“空预器”)在停炉期间发生二次燃烧，造成该空预器严重损坏。
Air preheater a of Unit 5 boiler in Shajiao 'a' Power Plant experienced a secondary combustion during Standby. As a result, the air preheater was damaged seriously.
锅炉回转式空气预热器发生二次燃烧的主要原因与油枪燃烧不稳定、内部有漏油和吹灰蒸汽压力不够等相关。
The main reasons to the rotary air pre-heater secondary combustion are related to unstable oil gun combustion, internal oil leakage and insufficient soot-blower steam pressure, etc.
本文主要研究了电站锅炉空气预热器(简称空预器)发生二次燃烧的机理以及基于温度场分布图的空预器热点检测系统。
This thesis is mainly concerned with mechanism of air preheater after-burning and air preheater hot spots detection technique based on image of temperature field.
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