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20t/h Fly Ash/coal-fired Circulating Fluidized Bed Boiler Technical Parameters And Cases

2023-04-06 08:46:43

 For circulating fluidized bed boilers, we know that the general fuel is coal or biomass fuel, but the fuel of this user is quite special, fly ash, because the flow of fly ash in the factory area can reach 6 tons per hour, so I want to consider using fly ash as Fuel for circulating fluidized bed boilers.

circulating fluidized bed boilers

circulating fluidized bed boilers

circulating fluidized bed boilers

design fuel

project symbol unit design fuel Check fuel
received base carbon car % 42 60
received base sulfur Sar % 1.5 0.85
received base ash Aar % 60.66 33.65
received base moisture Mt,ar % <1 <1
Received base low calorific value Qnet, ar kcal/kg 3300 5250

Coal quality data

project symbol unit design fuel
Volatile matter on a dry basis Vd % 40.63
dry basis ash ad % 17.40
dry base sulfur St, d % 0.942
whole water Mt. % 11.10
Calorific value of dry base cartridge Qb,d kcal/kg 5856

Main parameters of circulating fluidized bed boiler

fly ash flow t/h 6
Rated evaporation t/h 20
Rated steam pressure MPa 1.5
Rated steam temperature ℃ 198
Feed water temperature ℃ 30
NOx in flue gas mg/Nm3 ≦300
SO2 in flue gas mg/Nm3  
Dust content in flue gas mg/Nm3 ≦35

Zhengzhou Boiler Factory Circulating Fluidized Bed Boiler Project Case

  1. Hebei Tianbao: SHF20-2.5/400-W20 tons of anthracite-burning circulating fluidized bed boiler
  2. Jiayu Fenghua: SHF20-2.5/400-W20 ton SHF circulating fluidized bed boiler
  3. Shouguang Shuntai: SHF20-2.5/400-W anthracite-fired 20-ton circulating fluidized bed boiler
  4. Shangqiu Sanhe: SHF20-1.25-AⅡ+ slag 20 tons circulating fluidized bed steam boiler
  5. Shaanxi Circle: SHF20-1.6-W+ slag 20 tons fluidized bed coal-fired steam boiler 16 kg pressure
  6. Xinxiang Yellow River: SHF20-2.5-M20 ton double drum fluidized bed boiler
  7. Tongling Xinda: SHF20-1.25-AⅡ+ slag 20 tons circulating fluidized bed steam boiler
  8. Hubei Kaiyuan: SHF20-2.5-M20 tons of coal-fired CFB
  9. Fujian Binhai: SHF20-2.5/300-W20 tons of coal-fired boiler (superheated steam)

 

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Next: Price and Floor Area of ​​a 35 Ton Fluidized Bed Steam Boiler for a Fertilizer Plant
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