GSP气化炉煤制气废水处理技术探究进展.pdfVIP

化 工 设 计 通 讯 研究与开发 第42卷第 11期 Chemical Engineering Design Communications Research and Development 2016年11月 GSP气化炉煤制气废水处理技术研究进展 杜 钢 （神华宁夏煤业集团，宁夏灵武 750041） 摘　要：GSP 气化炉煤制气废水主要来自于煤气洗涤、冷凝以及净化等过程，因而其水质非常复杂，其中含有大量的酚类、 长链烷烃类、芳香烃类、杂环类、氰、氨氮等有毒物质，属于当代具有代表性的高浓度、难降解的工业废水。故而，在投资经 济性的基础上，保证水质问题得以有效处理、废水处理工艺稳定性强、运行成本低的GSP 气化炉煤制气废水处理工艺，是目前 煤制气产业发展最急需要解决的现实需求。介绍了现阶段国内处理GSP 气化炉煤制气废水的技术现状，分析得出了废水处理重 难点在于其水质复杂，难降解、有机物浓度高、毒性大等。并着重探讨了GSP 气化炉煤制气废水处理技术的研究进展，指出未 来物化结合生物处理技术是解决废水处理的必然趋势。 关键词：GSP 气化炉；煤制气废水；处理技术 中图分类号：TQ546　　文献标志码：B　　文章编号：1003–6490 （2016 ）11–0053–02 Research Progress of Coal Gasification Wastewater Treatment Technology in GSP Gasifier Du Gang Abstract ：GSP gasifi cation furnace coal gas wastewater mainly from gas washing ，condensation and purifi cation process ，so the water quality is very complex ，which contains a large number of phenols ，long chain alkanes，aromatic hydrocarbons and heterocyclic compounds，cyanide，ammonia and other toxic substances，which belongs to the contemporary representative of high concentration and diffi cult degradation industrial wastewater.Therefore ，based on the economic investment ，to ensure that the water quality problem can be effective treatment of wastewater treatment process，strong stability，low operation cost of GSP gasifi cation furnace coal gas wastewater treatment technology ，is currently the coal gas industry development urgent needs.This paper introduces the present situation of domestic treatment of GSP gasifi er coal gasifi cation wastewater technology status ，analysis and concluded that wastewater treatment heavy diffi culty lies in its complex water quality ，diffi cult to degrade ，high concentration of organic matter ，toxicity and other issues. The research pro