丁烯醛生产废水湿式催化氧化处理技术研究  

Study of Wet Catalytic Oxidation Treatment of Crotonaldehyde Production Wastewater

作　　者：华庆亮 陈瑜 张寿通[3] HUA Qingliang;CHEN Yu;ZHANG Shoutong(Dalian Microchem CO.,Ltd,Dalian 116600,China;Dabao Construction Management CO.,Ltd,Dalian 116600,China;School of Environmental and Chemical Engineering,Dalian Jiaotong University,Dalian 116028,China)

机构地区：[1]大连微凯化学有限公司,辽宁大连116600 [2]大保建设管理有限公司,辽宁大连116600 [3]大连交通大学环境与化学工程学院,辽宁大连116028

出　　处：《大连交通大学学报》2020年第3期68-70,共3页Journal of Dalian Jiaotong University

摘　　要：利用双金属活性组分催化剂,考察了进仓温度、反应压力、催化剂空速和氧气用量等条件对催化湿式氧化处理某厂丁烯醛生产废水效果的影响,从而确定最优的工艺参数.对于该厂的丁烯醛生产废水,在进仓温度为190℃、反应压力为4.5 MPa、催化剂空速为1.5 h-1及氧气用量为理论需氧量的1.25倍的反应条件下,丁烯醛生产废水COD降解率为97.2%、氨氮降解率为98.1%,为后续工程实施提供了基础数据.To investigate the effects of inlet temperature,reaction pressure and space velocity of catalyst and amount of oxygen on the treatment of butenaldehyde wastewater,catalytic wet oxidation was conducted by using bimetallic active component catalyst to determine the optimal process parameters.For the treatment of the wastewater from butenal production,the degradation rate of COD and ammonia nitrogen is 97.2%and 98.1%respectively under the conditions of inlet temperature of 190 oC,reaction pressure of 4.5 MPA,catalyst space velocity of 1.5 h-1 and oxygen dosage of 1.25 times of theoretical oxygen demand,which provides the basic data for the implementation of the subsequent project.

关 键 词：湿式催化氧化 CWAO 丁烯醛废水 

分 类 号：X783[环境科学与工程—环境工程]