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    • 2. 发明申请
    • 燃煤锅炉烟气脱硫脱硝除尘一体化净化器
    • WO2006114052A1
    • 2006-11-02
    • PCT/CN2006/000778
    • 2006-04-24
    • 李大明张锡源张友花
    • 李大明张锡源张友花
    • F23J15/00B01D53/78B01D53/60
    • B01D53/78B01D2257/302B01D2257/404F23J2217/20
    • A compact purifier used in dedusting, desulfurization and denitrification for the flue gas of coal-fired boiler comprises purifying and removal reacting portion. The portion comprises a main and an auxiliary reactor-groups, wherein the reactor-groups connect to each other and have correspondingly a main and an auxiliary removal-media reserving regions on the bottom of them respectively. The main and auxiliary reserving regions are fitted respectively with a main and an auxiliary drain valves. A main cyclic pool is fitted below the main drain valve and an auxiliary cyclic pool below the auxiliary drain valve and both of the cyclic pools are connected to sewage pumps. The main cyclic pool is fitted with an auto-feeding system and a water ash-discharging system and is connected to the auxiliary cyclic pool via a supplying liquid pipe, wherein the water ash-discharging system fitted on the bottom of the main cyclic pool is connected to a deposit pond. A boiler duct is fitted on the auxiliary cyclic pool and its deposit pond and a pH-controlling system is fitted on the main cyclic pool and its deposit pond. The purifier has the characteristics of high desulfurizing activity, low cost, high anti-corrosion activity, convenient maintain, simple operation, free of secondary pollution, water and energy saving, and high flexibility under different conditions, thus it is benefit for the environmental protection.