Flue gas demercuration device and method utilizing polyvinyl chloride and boiler fly ash
A polyvinyl chloride and flue gas technology is applied in the field of mercury removal from flue gas, which can solve the problems of the negative impact of the later utilization of coal-fired fly ash, high operating costs, unfavorable wide-scale popularization and use, etc. The effect of removing and improving the efficiency of mercury removal
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[0019] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0020] Such as figure 1 As shown, a device for flue gas mercury removal using polyvinyl chloride and boiler fly ash includes a boiler furnace 1, a flue 2, a crushing device 5, a gasification device 7, an air heating device, a chimney 15, and online monitoring of flue gas mercury Device 3 and intelligent control device, wherein the flue 2 is connected to the tail of the boiler furnace 1, and the chimney 15 is connected to the tail of the flue 2. On the flue 2, an economizer 16, an air preheater 12, an electrostatic precipitator 14 and a wet desulfurization tower 13 are arranged in sequence. A circulating flue is set on the flue 2 between the economizer 16 and the air preheater 12, the smoke inlet of the circulating flue is near the inlet of the air preheater 12, and the smoke exhaust is near the economizer 16 The location of the exit. The circulating flue f...
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