A W-flame boiler using a swirl burner
A technology of swirl burners and pulverized coal burners, which is applied in the direction of burners, burners burning powder fuel, combustion types, etc., and can solve problems such as the inability to achieve flexible peak-shaving capabilities of power plant boilers
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specific Embodiment approach 1
[0025] Specific implementation mode one: combine Figure 3-Figure 5 Describe this embodiment, a W-flame boiler using a swirl burner described in this embodiment, which includes an upper furnace 1, a lower furnace 2, a front furnace arch 3, a rear furnace arch 4, a front wall, a rear wall and a plurality of Swirl pulverized coal burner 5; swirl pulverized coal burner 5 includes adjustable cone rod 9, micro oil ignition gun 10 and diversion cone 11, upper furnace 1, front furnace arch 3, front wall, lower furnace 2 , the rear wall and the rear furnace arch 4 constitute the furnace body, the micro-oil ignition gun 10 is installed in the adjustable cone pull rod 9, and the bottom end of the adjustable cone pull rod 9 is fixedly installed in the diversion cone 11, and the adjustable cone pull rod 9. The micro-oil ignition gun 10 and the guide cone 11 are installed in the shell of the swirl pulverized coal burner 5, and the swirl pulverized coal burner 5 is installed on the water wa...
specific Embodiment approach 2
[0026]Specific implementation mode two: combination Figure 3-Figure 5 Describe this embodiment, a W flame boiler using a swirl burner described in this embodiment, a plurality of swirl pulverized coal burners 5 on the water wall of the front furnace arch 3 are arranged in a straight line, and the water wall of the rear furnace arch 4 A plurality of swirl pulverized coal burners 5 on the top are arranged in a straight line, and other methods are the same as in the first embodiment.
specific Embodiment approach 3
[0027] Specific implementation mode three: combination Figure 3-Figure 5 Describe this embodiment, a W flame boiler using a swirl burner described in this embodiment, the swirl pulverized coal burner 5 also includes a swirl inner secondary air nozzle 5-1, a swirl outer secondary air nozzle 5 -2 and concentrated coal powder nozzle 6, concentrated coal powder nozzle 6, swirl inner secondary air nozzle 5-1 and swirl outer secondary air nozzle 5-2 are arranged coaxially from inside to outside, front furnace arch 3 water wall Each concentrated pulverized coal spout 6, the secondary air spout 5-1 in the swirl and the secondary air spout 5-2 outside the swirl are all connected with the water wall of the front furnace arch 3, and each concentrated coal on the water wall of the back furnace arch 4 The pulverized coal nozzle 6, the secondary air nozzle 5-1 in the swirl flow and the secondary air nozzle 5-2 outside the swirl flow are all connected to the rear furnace arch 4 water wall, ...
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