DHX Series Coal Fired CFB (Circulating Fluidized Bed) Hot Water Boiler

Hot water

DHX Series Coal Fired CFB (Circulating Fluidized Bed) Hot Water Boiler

As a new mature high-efficiency and low-pollution clean coal technology, circulating fluidized bed combustion (CFBC) technology has many advantages that other combustion methods do not have. Circulating fluidized bed combustion is low-temperature combustion, so the helium oxide emission is much lower than that of pulverized coal furnace, only 200ppm. CFBC can desulfurize directly during the combustion process, and the desulfurization efficiency is high. The technology and equipment are simple and economic, and the costs of its initial investment and operation are much lower than those of dry pulverized coal furnace and flue gas desulfurization (PC+FCD). The discharged ash residue has good activity and is easy to be comprehensive utilized without secondary ash residue pollution. The load adjustment range is large, and the low load can be reduced to about 30% of the full load.

Product thermal capacity: 58-116 MW

Working pressure: 12.5-16 bar

Available fuel: Coal, gangue, biomass, waste, sludge

Our boiler products are applied in these enterprises.

Product Advantages

TECHNOLOGY&PROCESS

Effective control of NOx emission

Adjusts the ratio of primary air to secondary air; optimizes the secondary air layout; and reasonably deigns the furnace heating surface

 

Adopts the bell jar type hood to realize the balanced air distribution and prevent the fuels from getting back into the air chamber

  • PROCESS

    NC cutting

  • PROCESS

    Cut edge

  • PROCESS

    Intelligent welding

  • PROCESS

    Drilling and reaming

Product parameters

Model Rated thermal power (MW) Rated working pressure(bar) Rated output water temperature (℃) Rated imported water temperature (℃)
QXX58-1.25/130/70-AⅡ 58 12.5 130 70
QXX70-1.6/150/90-AⅡ 70 16 150 90
QXX91-1.6/150/90-AⅡ 91 16 150 90
QXX116-1.6/150/90-AⅡ 116 16 150 90

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Awards & Honors

Certification
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