Plasma ignited composite burner system for dried pulverized coal gasification furnace
A technology of plasma ignition and dry coal powder, which is applied in the direction of granular/powdered fuel gasification, etc., can solve the problems of a large number of burners, many openings in the gasifier equipment body, unfavorable equipment design and manufacture, and safety, and achieve reduction Effects of start-up cost, reduced equipment manufacturing difficulty and operational complexity
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[0025] Such as figure 1 As shown, the composite burner system of dry pulverized coal gasifier using plasma ignition includes an outer ring pipe 7, an inner ring pipe 5 and a center pipe 3, the bottom end of the center pipe 3 is sleeved in the inner ring pipe 5, and the inner ring pipe 5 The bottom end of the ring pipe 5 is sleeved in the outer ring pipe 7, the top of the center pipe 3 is provided with a plasma generator 1, and the center pipe 3 and the plasma generator 1 are connected by a flange 2; There are also pipelines 9, 10, and 11 respectively connected to the pulverized coal-air supply system, the central gasification agent supply system and the replacement gas supply system, and the inner ring pipe 5 is provided with a pipeline connected to the pulverized coal-carrier gas supply system 12. The outer ring pipe 7 is provided with a pipe 13 connected to the outer ring gasification agent supply system; the plasma generator 1 is connected with an arc starting device 8, and...
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