阐述乙烯废碱液替代工艺水用于半干法烟气脱硫的工业应用情况，并对脱硫灰成分进行了分析。结果表明，废碱液对锅炉烟气脱硫效果良好，形成的脱硫灰对环境无潜在危害。%Industrial application situation of the semidry method flue gas desulfurization technology by ethylene waste alkali substituting for process water was described;components of the desulfurization ash were analyzed. The results showed that desulfurization effect of the waste alkali was good;desulfurization ash produced from the technology had no potential hazard to the environment.
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