McAndrews, Held & Malloy, Ltd.
Dual-bed system for preventing boiler heating surface from being contaminated
A dual-bed system for preventing a boiler heating surface from being contaminated comprises a fluidized bed, a cyclone separator, a coal ash distributor, an ash-coal mixer, a lower pyrolysis bed, a return feeder and a cleaner, wherein the cyclone separator is connected with the upper lateral side of the fluidized bed; the inlet end of the coal ash distributor; the two outlets of the coal ash distributor are respectively connected with the inlet of the return feeder and the inlet of the ash-coal mixer; the outlet of the ash-coal mixer is connected with the inlet of the lower pyrolysis bed; the return feeder close to the lower lateral side of the fluidized bed is connected with the inlet on the lower lateral side of the fluidized bed; and the outlet of the cleaner is connected with the inlet on the lower lateral side of the fluidized bed.
DONGFANG ELECTRIC CORPORATION
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Zhengning Chunfei Yuan Pan Qi Wei Chunyun Liyong Xiaoguang Jiang Yu
Liu Zhang Zhang Guo Du Fan Hu Cao Zhang Liu Lei