Circulating fluidized bed boiler

Circulating fluidized bed boiler

The invention relates to a circulating fluidized bed boiler which comprises a hearth and a material returning assembly. The hearth is used for combusting granular fuel, an air outlet is formed in the upper part of the hearth, and a return port is formed in the lower part of the hearth; the material...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHOU TUO, XIE GUOWEI, ZHANG MAN, WANG HU, DUAN SHOUBAO, WU WANZHU, YANG HAIRUI, XIN SHENGWEI, HUANG ZHONG, GU CONGYANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
AIR
BLASTING
COMBUSTION APPARATUS
COMBUSTION PROCESSES
HEATING
LIGHTING
MECHANICAL ENGINEERING
METHODSOR APPARATUS FOR COMBUSTION USING FLUID FUELOR SOLID FUEL SUSPENDED IN
WEAPONS
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Beschreibung
Zusammenfassung:The invention relates to a circulating fluidized bed boiler which comprises a hearth and a material returning assembly. The hearth is used for combusting granular fuel, an air outlet is formed in the upper part of the hearth, and a return port is formed in the lower part of the hearth; the material returning assembly is located on the side portion of the hearth and comprises a separator, a material returning vertical pipe and a material returning inclined pipe, the material returning vertical pipe extends in the vertical direction, the material returning inclined pipe extends downwards in an inclined mode, an inlet of the separator is communicated with the gas outlet, an outlet of the separator is communicated with an inlet of the material returning vertical pipe, an outlet of the material returning vertical pipe is communicated with an inlet of the material returning inclined pipe, and the separator is communicated with the gas outlet. An outlet of the material return inclined pipe is communicated with the m