介绍了利用焦炉烟道废气余热对煤塔实施冬季保温的工艺流程、设计计算及保温效果。

The process flow, design calculation and effect of implementing thermal insulation toward coal bunker of coke oven battery by means of waste heat in flue gas is described in this paper.

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又由于烟道废气大部份处于循环利用状态，从而降低了废气排放导致的空气污染，同时避免了废气排放导致的热能损失，可有效提高炉窑的热效率。

The circular utilization of the flue gas can lower the air pollution caused by the waste gas exhaust and raise the heat efficiency of furnace and kiln.

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开大废气锅炉烟道旁通挡板。

Open up the stack by-pass damper for the exhaust boiler.

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