A device for microwave fluidized drying lignite
A fluidized drying and microwave technology, applied in the drying of solid materials, heating to dry solid materials, drying, etc., can solve the problems of reducing the quality of coal coking, complex equipment and technology, and failing to achieve the effect of quality improvement. And the microwave field is evenly distributed, the effect of solving the insufficient penetration depth and increasing the gas-solid contact area
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[0018] see figure 1 , figure 2 , The device for microwave fluidized drying of lignite includes a microwave heating chamber 1. The bottom of the microwave heating chamber 1 and the fluidized bed 2 are connected by a flange 3, and the flange 3 is provided with a connecting microwave heating chamber 1 and the fluidized bed 2 Material hole 18; the microwave heating chamber 1 includes a cylindrical metal furnace shell 4 that can shield microwaves. The top of the furnace shell 4 is provided with a material inlet 5 and a flue gas outlet 6, and the furnace shell 4 is provided with 4 microwave generating devices along the circumference It can be fed into the microwave heating chamber 1. The microwave generating device is composed of a microwave feed port 8 provided on the furnace shell 4 and a microwave source 9 installed on the microwave feed port 8. The interior of the furnace shell 4 is also provided with a microwave penetrating The cylindrical ceramic furnace tube 10 has a 5-sectio...
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