碎煤加压气化废水生物脱氮的影响因素分析及控制  

Analysis and control of influencing factors of biological denitrification ofwastewater from crushed coal pressurized gasification

作　　者：曹迎军 Cao Yingjun(Datang Keqi Coal-to-Natural Gas Company,Chifeng 025350 China)

机构地区：[1]大唐克旗煤制天然气公司,内蒙古赤峰025350

出　　处：《环保科技》2021年第1期9-13,共5页Environmental Protection and Technology

摘　　要：褐煤碎煤加压气化废水生物毒性强、可生化性低,一般采用高效厌氧水解酸化-好氧生化工艺处理该类废水,其生产运行过程中存在较多问题,本文总结分析了实际运行过程中生物脱氮影响因素,针对性给出控制方法,为同类碎煤加压气化废水处理过程中生物脱氮的稳定运行提供参考。Lignite crushed coal pressurized gasification wastewater has strong biological toxicity and low biodegradability.Generally,high-efficiency anaerobic hydrolysis acidification-aerobic biochemical process is used to treat this type of wastewater.This article summarizes and analyzes the influencing factors of biological denitrification in the actual operation,and specific control methods are given to provide a reference for biological denitrification process of similar crushed coal pressurized gasification wastewater treatment.

关 键 词：褐煤碎煤加压气化 废水 生物脱氮 影响因素 控制方法 

分 类 号：X505[环境科学与工程—环境工程]