第1期臭氧氧化/脱硫水处理剂组合工艺预处理硫双灭多威生产废水石岩1,2,凌巧1,2,刘卫海1,2,唐晓娇1,2,王利丹1,2,陶艳1,2(1.湖南化工研究院有限公司国家农药创制工程技术研究中心,湖南长沙410014;2.农用化学品湖南省重点实验室,湖南长沙410014)摘要:采用臭氧氧化/脱硫水处理剂组合工艺预处理硫双灭多威废水,探讨了臭氧投加量、脱硫水处理剂投加量、絮凝反应时间、复合碱投加量等对COD的去除率和除硫效果的影响。优化条件为,当臭氧投加量为20g/m3,脱硫剂投加量为50g/L,絮凝反应时间为4h,复合碱投加量为8g时,COD的去除率达74.8%,B/C比提高至0.43,废水可生化性大幅提高。关键词:臭氧氧化;脱硫水处理剂;硫双灭多威废水;预处理中图分类号:TQ579文献标志码:A文章编号:1009-9212(2023)01-0079-04DOI:10.19342/j.cnki.issn.1009-9212.2023.01.016AProcessCombinationofOzoneOxidationandDesulfurizationAgentforPretreatmentofWastewaterfromThiodicarbProductionSHIYan1,2,LINGQiao1,2,LIUWei-hai1,2,TANGXiao-jiao1,2,WANGLi-dan1,2,TAOYan1,2(1.NationalEngineeringResearchCenterforAgrochemicals,HunanResearchInstituteofChemicalIndustryCo.,Ltd.,Changsha410014,China;2.AgrochemicalKeyLaboratoryofHunanProvince,Changsha410014,China)Abstract:Anozonation/desulfurizationwatertreatmentagentcombinationprocesswasusedtopretreatdipmethomylwastewater.Factorsincludingthedosageofozone,desulfurizedwatertreatmentagentdosage,flocculationreactiontime,dosageofcompoundalkaliinfluenceonCODremovalrateandsulfurremovaleffectinthiscombinedprocess.Theresultshowedthatwhenthedosageofozonewas20g/m3,thedosageofdesulfurizerwas50g/L,theflocculationreactiontimewas4h,thedosageofcompoundalkaliwas8g,theremovalrateofCODis74.8%,B/Cratioincreasedto0.43,biodegradabilitywasgreatlyimproved.Keywords:ozoneoxidation;desulfurizationwatertreatmentagent;thiodicarbwastewater;pretreatment作者简介:石岩(1984—),女,黑龙江讷河人,工程师,研究方向:污水处理与水污染控制工程(E-mail:369673670@qq.com)。收稿日期:2022-08-02安全与环保硫双灭多威属于第二代氨基甲酸酯类杀虫剂,是一种高效、广谱、低毒、内吸性胃毒杀虫剂。该药对鳞翅目、同翅目、膜翅日、双翅目、鞘翅目等害虫...