排烟热损失是锅炉最大的一项热损失，对锅炉热效率有很大影响。
Heat loss due to exhaust gas is the largest heat loss of boiler, which greatly affects the thermal efficiency.
热处理炉采用全纤维炉衬后，排烟热损失有明显增加，显然有设置换热器的必要。
After applying all-fiber lining in heat treating furnace, its heat loss of flue gases increases obviously, so that it is necessary for a heat exchanger to be equiped.
研究了燃料种类、热风炉的排烟温度、过量空气系数以及燃烧空气湿度和温度对排烟热损失的影响规律。
Studies the fuel kinds, the exit gas temperature of the hot air furnace, the excess air coefficient and the air moisture and temperature 'influence for waste heat loss.
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