A circulating fluidized bed boiler oxygen-enriched combustion dry desulfurization system and method
A circulating fluidized bed and oxygen-enriched combustion technology, applied in fluidized bed combustion equipment, combustion methods, chemical instruments and methods, etc., can solve problems such as difficult enrichment in the furnace, high water consumption, and difficult to control emissions. To achieve the effect of solving the problem of SOx emission standards, controlling CO2 emissions, and facilitating CO2 emissions
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[0013] The present invention will be described in further detail below in conjunction with the accompanying drawings.
[0014] like figure 1 As shown, a circulating fluidized bed boiler oxygen-enriched combustion dry desulfurization system of the present invention includes a furnace 1, a coal feed port 2, a primary air chamber 3, an air distribution device 4, a high-temperature cyclone separator 5, and a tail flue 6. , the economizer 7 located in the tail flue 6, the return feeder 8 connecting the high temperature cyclone separator 5 and the furnace 1, and a desulfurizing agent is provided on the coal feed port 2 and the return material leg 9 of the feeder 8 The feeding port is provided with a crusher 10 and a screw conveyor 11 above the coal feeding port 2. The discharge port of the crusher 10 is connected with the feeding port of the screw conveyor 11 through a connecting pipe, and the discharge port of the screw conveyor 11 is connected. The feeding port is connected with ...
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