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典型文献
Hybrid zeolite-based ion-exchange and sulfur oxidizing denitrification for advanced slaughterhouse wastewater treatment
文献摘要:
The discharge of slaughterhouse wastewater (SWW) is increasing and its wastewater has to be treated thoroughly to avoid the eutrophication.The hybrid zeolite-based ion-exchange and sulfur autotrophic denitrification (Ⅸ-AD) process was developed to advanced treat SWW after traditional secondary biological process.Compared with traditional sulfur oxi-dizing denitrification (SOD),this study found that Ⅸ-AD column showed:(1) stronger ability to resist NO3-pollution load,(2) lower SO42-productivity,and (3) higher microbial diver-sity and richness.Liaoning zeolites addition guaranteed not only the standard discharge of NH4+-N,but also the denitrification performance and effluent TN.Especially,when the ahead secondary biological treatment process run at the ultra-high load,NO3-N removal efficiency for Ⅸ-AD column was still ~100%,whereas only 64.2% for control SOD column.The corresponding average effluent TN concentrations for Ⅸ-AD and SOD columns were 5.89 and 65.55 mg/L,respectively.Therefore,Ⅸ-AD is a promising technology for advanced SWW treatment and should be widely researched and popularized.
文献关键词:
作者姓名:
Shuang Tong;Shaoxiang Zhang;Yan Zhao;Chuanping Feng;Weiwu Hu;Nan Chen
作者机构:
Beijing Key Laboratory of Meat Processing Technology,China Meat Research Center,Beijing 100068,China;Department of Environmental Science and Engineering,Beijing Academy of Food Sciences,Beijing 100068,China;School of Water Resources and Environment,China University of Geosciences (Beijing),Beijing 100083,China
引用格式:
[1]Shuang Tong;Shaoxiang Zhang;Yan Zhao;Chuanping Feng;Weiwu Hu;Nan Chen-.Hybrid zeolite-based ion-exchange and sulfur oxidizing denitrification for advanced slaughterhouse wastewater treatment)[J].环境科学学报(英文版),2022(03):219-230
A类:
slaughterhouse,dizing
B类:
Hybrid,exchange,sulfur,oxidizing,denitrification,advanced,wastewater,treatment,discharge,SWW,increasing,its,has,be,treated,thoroughly,avoid,eutrophication,hybrid,autotrophic,AD,process,developed,after,traditional,secondary,biological,Compared,this,study,found,that,showed,stronger,ability,resist,NO3,pollution,load,lower,SO42,productivity,higher,microbial,diver,sity,richness,Liaoning,zeolites,addition,guaranteed,not,only,standard,NH4+,but,also,performance,effluent,TN,Especially,when,ahead,run,ultra,removal,efficiency,still,whereas,control,corresponding,average,concentrations,columns,were,respectively,Therefore,promising,technology,should,widely,researched,popularized
AB值:
0.552716
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