According to the curve of rolled coil annealing temperature, the curve of gas and air consumption, the air volume for one batch annealing furnace and discharge flue gas system are obtained.
利用钢卷退火温度曲线以及煤气和空气消耗量曲线，得到了单台罩式炉退火过程中的抽风量变化曲线，在此基础上，得到了系统抽风量。
Water supply pipes are arranged on the slots, and the other end of a drain pipe arranged at the lower part of a larger slot is provided with a spray head arranged in the outlet of the discharge flue.
槽上各设一根上水管，大槽下部所设的排水管另一端设有喷头并置于出口烟道内。
Flue gas desulfurization is the common method to control sulfur dioxide discharge.
烟气脱硫是控制二氧化硫排放的最常用方法。
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