农村分散式污水处理技术适用性及经济性评估

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中图分类号：X703 文献标识码：A 文章编号：1008-9500(2026)02-0272-03

DOI: 10.3969/j.issn.1008-9500.2026.02.084

Applicability and Economic Evaluation of Decentralized Sewage Treatment Technology in Rural Areas

ZHANG Xin

(NanjingAcademyof Water SciencesRuidi Technology GroupCo.,Ltd.,Nanjing21o029,China)

Abstract:Thechoiceofdecentralizedsewage treatmenttechnologyinruralareasdirectlyaffectsthetreatmentefectand economicbenefits.Byconstructingathree-dimensionalevaluationsystemofefectivenesseconomy,andfeasibilitytaking five typicalregionsinAnhuiprovinceasexamples,thediferencesareanalyzedinapplicabilityofdiferenttreatment technologies.Researchhas found thattheremovalrateofChemicalOxygenDemand(COD),infrastructureinvestment,nd operational stabilityare key influencing factors,according to weight allocation,theeffctiveness index is 40% ,the economic index is 30% ,and the feasibility index is 30% .Due to significant differences in terrain,economic level,and sewage characteristicsamong diferentregions,diffrentiated technical solutions are needed toprovide scientificdecision-making basis for rural sewage treatment.

Keywords:ruraldecentralizedsewage treatment;technicalapplicability;economic evaluation;evaluation indexsystem regional differentiation

随着农村经济发展与生活水平提高，农村生活污水排放量持续增长，对环境造成严重影响。（剩余4520字）