Gas from the combustion of fuel, the heating value of which has been substantially spent and which is, therefore, discarded to the flue or stack.
燃料燃烧产生的气体，其热值已大体上耗尽，因此排入烟道或烟囱。
The computations also show that for a regenerativereforming device, the flow direction of fuel and steam is the same as that of flue gas.
同时，计算表明，对于蓄热式催化重整器而言，燃料与水蒸汽的流动方向应采用与热烟气相同的流动方向。
The excessive air coefficient, flue gas emission temperature and fuel consumption are three major factors affecting the heat efficiency of the furnace.
过剩空气系数、排烟温度、燃料用量是影响加热炉热效率的三个主要因素。
The potential for efficiency improvement depends mainly on the fuel type fired, the exit flue-gas temperature, the process fluid temperature, the low-level heat required, and the excess air etc.
冷凝式锅炉的热效率提高潜力主要取决于燃料种类、锅炉本体的排烟温度、工艺流体的温度、所需的低品位热能的数量、过量空气系数等。
Ultrafine pulverized-coal contained in the tertiary air was used as the reburning fuel and the oxygen level of the tertiary air was reduced with the use of flue gas recirculation(FGR).
本文在注蒸汽联合循环和余热锅炉型联合循环的基础上提出了采用烟气再循环和燃烧室回注水的燃气轮机循环，并对其进行了分析和优化。
Further enhancing the convection heat transfer, decreasing the temperature of flue gas, reducing heat losses and fuel consumption is the key to further reducing the energy consumption of unit.
进一步强化对流换热，降低加热炉排烟温度、减少热损失、减少燃料消耗是进一步降低装置能耗的关键。
Further enhancing the convection heat transfer, decreasing the temperature of flue gas, reducing heat losses and fuel consumption is the key to further reducing the energy consumption of unit.
进一步强化对流换热，降低加热炉排烟温度、减少热损失、减少燃料消耗是进一步降低装置能耗的关键。
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