AZD型抛煤机锅炉烟气排尘浓度高，冒黑烟，效率低是长期来没有解决的难题。
Black smoke with high ash content and concomitant low efficiency are long-term unsolved problems of AZD model spreader-stoker boilers.
并对华能上安电厂W型火焰煤粉锅炉进行了实例计算。
The numerical simulation was conducted for the W-shape flame boiler furnace of Shangan power plant.
ngf型内启闭无泄漏给粉机是火力发电厂锅炉燃烧系统主要的给粉设备，能把煤粉连续、匀地供给锅炉燃烧系统。
Model NGF powder feeder with internal gate and leakproofness is a major pulverized coal feeding equipment in combustion system of power plant to feed coal into boiler continuously and evenly.
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