Coal powder conveying device
A technology of pulverized coal transportation and pulverized coal, which is applied in the direction of granular/powder fuel gasification, combined combustion mitigation, etc. stable effect
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[0013] The present invention will be described in detail below in conjunction with the accompanying drawings and embodiments.
[0014] Such as figure 1 As shown, the present invention provides a pulverized coal conveying device, in which pulverized coal is mainly fed into the gasifier by means of mechanical feeding, supplemented by pneumatic conveying. The present invention comprises a coal mill 1, a pulverized coal filter 2, a screw feeder 3, an atmospheric bin 4, a lock hopper 5, a feeding bin 6, a mechanical feeding device 7, a gas cone 8, a gasification furnace 9 and a gasification The burner 10 in the furnace 9. The coal mill 1 is provided with a raw coal inlet 11, and the outlet of the coal mill 1 is connected to the inlet of the pulverized coal filter 2 through a pipeline. Located below the pulverized coal filter 2, the outlet of the pulverized coal filter 2 is connected with a screw feeder 3, an atmospheric chamber 4 and a lock bucket 5 sequentially through the pipel...
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