燃煤电厂湿法脱硫废水零排放处理工艺

Key Problems and Developing Trend of Zero-discharge Technology for Wet Flue Gas Desulfurization Wastewater from Coal-fired Plants

结合燃煤电厂湿法脱硫废水的来源和水质特征,介绍了传统脱硫废水处理的典型工艺,并对其优缺点进行了分析。在全面分析和总结已有相关文献和报道的基础上,重点介绍了脱硫废水零排放工艺的分类、原理和优缺点。针对目前零排放工艺存在的不足,提出了具体建议和措施。

on the basis of the source and quality characteristics of wet flue gas desulfurization wastewater from coal-fired plants, the typical technology of traditional desulfurization wastewater treatment is introduced, and its advantages and disadvantages are analyzed. On the basis of comprehensive analysis and summary of relevant literature and reports, the classification, principle and advantages and disadvantages of the zero-discharge technology of desulfurization wastewater are introduced. Specific Suggestions and measures are put forward for the shortage of zero-discharge technology.