The 130-ton circulating fluidized bed boiler is a large-scale industrial equipment. The circulating fluidized bed boiler in this article is high temperature and high pressure, with a rated evaporation capacity of 130t/h, a rated steam temperature of 540°C, and a feed water temperature of 215°C. Moreover, the circulating fluidized bed boiler is more efficient than other power station boilers, with a combustion efficiency of about 97% to 99% and a thermal efficiency of over 92%. It is a large-scale energy-saving and high-efficiency boiler type that is promoted in my country.
Technical parameters of 130-ton circulating fluidized bed boiler
| name | unit | 100%MCR | ||
| Superheater outlet steam flow | t/h | 130 | ||
| Furnace outlet excess air coefficient | αT | 1.2 | ||
| Ca/s molar ratio | 2 | |||
| Desulfurization rate | % | 90 | ||
| flow | total fuel consumption | Kg/s | 5.2 | |
| limestone consumption | Kg/s | 0.41 | ||
| Total air volume | Nm3/s | 31.26 | ||
| Flue gas volume (140℃) | m3/s | 54.2 | ||
| total ash | Kg/s | 2.35 | ||
| fly ash ratio | % | 0.6 | ||
| pressure | Economizer inlet feed water pressure | MPa | 11.46 | |
| Drum working pressure | MPa | 11.16 | ||
| Superheater outlet steam pressure | MPa | 9.8 | ||
| Soda temperature | Economizer inlet water temperature | ℃ | 215 | |
| Economizer outlet water temperature | ℃ | 271 | ||
| Superheater outlet steam temperature | ℃ | 540 | ||
| Wind temperature | Fan inlet air temperature | ℃ | 20 | |
| Fan outlet air temperature (weighted average) | ℃ | 30 | ||
| Smoke temperature | Furnace outlet flue gas temperature | ℃ | 895 | |
| Superheater (three-pass) inlet flue gas temperature | ℃ | 856 | ||
| Economizer inlet flue gas temperature | ℃ | 449 | ||
| Air preheater inlet flue gas temperature | ℃ | 268 | ||
| Air preheater outlet flue gas temperature | ℃ | 143 | ||
| air resistance | Ducts and baffles (primary air/secondary air) | KPa | 1.0/1.0 | |
| Air preheater (primary air/secondary air) | KPa | 1.6/1.3 | ||
| Nozzle and bed (primary air/secondary air) | KPa | 16/6 | ||
| Total (primary wind/secondary wind) | KPa | 18.6/8.3 | ||
| Flue gas resistance | Cyclone separator and furnace outlet | KPa | 1.4 | |
| Superheater (three-pass and one-pass) | KPa | 0.53 | ||
| Economizer | KPa | 0.32 | ||
| Air preheater | KPa | 0.66 | ||
| total | KPa | 2.91 | ||
| heat loss | Exhaust heat loss | q2 | % | 5.43 |
| Heat loss from incomplete chemical combustion | q3 | % | 0 | |
| Mechanical incomplete combustion heat loss | q4 | % | 3.42 | |
| heat loss | q5 | % | 0.6 | |
| Ash physical heat loss | q6 | % | 0.5 | |
| Combustion/sulfidation reaction | % | 0.13 | ||
| Total heat loss | % | 9.95 | ||
| Boiler design thermal efficiency | % | 90 | ||
Quotation requirements for 130-ton circulating fluidized bed boiler:
Circulating fluidized bed boiler manufacturers should make quotations based on the quantity of equipment, technical parameters, and scope of supply. The total price of equipment should include: boiler body, spare parts fee, special tool fee, technical data fee, packaging fee, transportation and miscellaneous fee (including insurance fee), various taxes, China customs clearance fee and on-site guidance installation, commissioning, technical services All costs incurred before the equipment arrives at the delivery location (state the detailed scope of work). Sub-item quotations are required, and the name, quantity, model, material, selection plant, weight, etc. of the main raw materials and supporting parts/purchased parts should be reported, and the price composition should be explained.
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