Dry-pulverized-coal gasification combined burner
A technology of combining burners and dry coal powder, applied in the direction of granular/powder fuel gasification, etc., can solve the problems of uncontrollable combustion flame diameter, easy to burn membrane type water wall, etc., to improve the degree of mixing and turbulent kinetic energy , Improve reliability and safety, simple operation effect
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[0019] A preferred embodiment of the present invention will be described in detail below in conjunction with the accompanying drawings.
[0020] Such as figure 1 As shown, the dry pulverized coal gasification combination burner of the present invention includes a pulverized coal burner 1 and an ignition burner 2 . The main body of the pulverized coal burner 1 is cylindrical, and includes the first water-cooled jacket, coal powder channel, first oxygen channel 7 and inner cylinder from outside to inside, wherein the first water-cooled jacket includes the first water inlet channel 3, the first The water outlet channel 4 and the window-type cooling water tank 5, the first water inlet channel 3 communicates with the first water outlet channel 4 through the window-type cooling water tank 5, and the window-type cooling water tank 5 spirally coils 4 times at the fire end of the pulverized coal burner 1. The pulverized coal channel includes a pulverized coal outlet channel 9 and 3 pu...
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