煤气化灰水控制指标、影响因素及控制方法  

Control index of coal gasification ash water and its influence on stable operation of gasification system

作　　者：郭文丽 于利红[2] GUO Wen-li;YU Li-hong(Tengzhou ecological environment monitoring center;Yankuang Group national research and engineering center for coal slurry gasification and coal chemical industry limited company,Tengzhou Shandong 272100 China)

机构地区：[1]滕州生态环境监控中心 [2]充矿水煤浆气化及煤化工国家工程研究中心有限公司,山东滕州277500

出　　处：《煤炭加工与综合利用》2021年第9期79-81,共3页Coal Processing & Comprehensive Utilization

摘　　要：煤气化灰水系统运行稳定性影响煤气化装置长周期稳定运行,需严格控制气化灰水pH、碱度、硬度、浊度、Cl^(-)、NH_(3)-N、COD等指标,保障系统稳定运行。本文论述了影响气流床煤气化技术灰水系统稳定运行的关键指标及其影响因素,并提出相关控制措施。The operation stability of coal gasification ash water system affects the long-term stable operation of coal gasification equipment.It is necessary to strictly control the pH,alkalinity,hardness,turbidity,Cl^(-),NH_(3)+-N,COD and other indicators of gasification ash water to ensure the stable operation of the system.

关 键 词：煤气化 灰水 浊度 碱度 酸度 化学耗氧量 

分 类 号：TQ085.4[化学工程]