Double-hearth lime kiln with gas and coal mixed combustion
A double-chamber lime kiln and co-firing technology, applied in the field of lime kiln, can solve the problems of low utilization rate of lime kiln, low utilization rate of low calorific value gas, and large coal consumption, so as to improve the utilization rate and scope of application, and save coal The use of powder and the effect of saving the cost of use
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[0018] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments, so that those skilled in the art can better understand and implement the present invention, but the cited embodiments are not intended to limit the present invention.
[0019] Such as figure 1 As shown, this embodiment discloses a dual-chamber lime kiln for gas-coal mixed combustion, including a first kiln 1 and a second kiln 2, and the outer walls of the first kiln 1 and the second kiln 2 are both connected There are spray gun ring pipe 3, gas ring pipe 4 and nitrogen ring pipe 5. The gas ring pipe 4 and spray gun ring pipe 3 are all connected with the nitrogen ring pipe 5. The nitrogen ring pipe 5 is used for the gas ring pipe 4 and the spray gun ring pipe 3 Perform periodic purging. The spray gun ring pipe 3 is also connected to the fan 7, the gas ring pipe 4 is connected to the gas pressurizer 9, the nitrogen ring pipe 5 is connected to the nitro...
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