Flue gas can also beset up waste heat recovery system to increase the thermal efficiency of furnace.
也可以设置烟气余热回收系统来提高加热炉的热效率。
The heat pipe air preheaters are widely used in the recovery of waste heat of gas.
热管式空气预热器广泛应用于烟气的余热回收。
Result shows that decreasing fluid rate and shortening switching time can decrease the temperature of the exhaust gas and increase the recovery rate of waste heat.
结果表明：适当降低流过蓄热体的气体流速，缩短四通换向阀的切换时间，可降低烟气的出口温度，提高系统的余热回收率。
The problem of heat recovery of waste gas with medium or high temperature was analyzed, and an innovative absorption gas-water heat exchange technology to recover the waste heat deeply was proposed.
针对目前中高温气体余热利用方式存在的问题，提出一种余热深度利用新技术：吸收式气-水换热技术。
Air Pollution Control:power plant scrubbers, electrostatic precipitators, waste-heat recovery systems, smelting scrubbers, and scrubbers for industrial boilers and inert-gas generators.
空气污染控制：电厂除尘洗涤装置，电除尘器，余热回收系统，工业锅炉，熔炼洗涤及惰气发生器的洗涤装备；
Air Pollution Control:power plant scrubbers, electrostatic precipitators, waste-heat recovery systems, smelting scrubbers, and scrubbers for industrial boilers and inert-gas generators.
空气污染控制：电厂除尘洗涤装置，电除尘器，余热回收系统，工业锅炉，熔炼洗涤及惰气发生器的洗涤装备；
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