溶胞预处理强化污泥减量技术研究进展
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2020-04-17 11:43:49
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净水技术2019ꎬ38(3):38-44WaterPurificationTechnology扫我试试?徐学信ꎬ王永磊ꎬ刘永剑ꎬ等.溶胞预处理强化污泥减量技术研究进展[J].净水技术ꎬ2019ꎬ38(3):38-44.XUXꎬWANGYꎬLIUYꎬetal.Researchadvancesinenhancedsludgereductiontechnologybycelllysispretreatment[J].WaterPurifi ̄cationTechnologyꎬ2019ꎬ38(3):38-44.溶胞预处理强化污泥减量技术研究进展徐学信1ꎬ王永磊1ꎬ刘永剑2ꎬ王海滨2ꎬ高梅2ꎬ吴冬冬2(1.山东建筑大学市政与环境工程学院ꎬ山东济南250101ꎻ2.山东省淮河流域水利管理局规划设计院ꎬ山东济南250000)摘要相较于传统污泥处理处置技术ꎬ溶胞-隐性生长污泥减量技术对污泥细胞进行破壁溶胞后ꎬ溶出物质对生物脱氮除磷的碳源进行补充ꎬ在实现污泥减量的基础上提升了脱氮除磷效能ꎮ而溶胞预处理过程为溶胞-隐性生长技术的限速阶段ꎬ有效地提升溶胞效率能够极大地减少剩余污泥产量ꎬ对城市污水厂污水处理工艺具有重要意义ꎮ文章对目前研究及应用较多的臭氧、超声、机械、加热等溶胞技术的机理、最优工况及存在问题进行分析ꎬ并对可行性较高的高锰酸钾、芬顿等化学溶胞技术进行概述ꎬ在单因素溶胞分析的基础上总结了联合技术的耦合效能ꎬ并对溶胞技术的发展应用进行了展望ꎮ关键词强化污泥减量技术溶胞-隐性生长溶胞预处理技术研究进展中图分类号:TU992文献标识码:A文章编号:1009-0177(2019)03-0038-07DOI:10.15890/j.cnki.jsjs.2019.03.008ResearchAdvancesinEnhancedSludgeReductionTechnologybyCellLysisPretreatmentXUXuexin1ꎬWANGYonglei1ꎬLIUYongjian2ꎬWANGHaibin2ꎬGAOMei2ꎬWUDongdong2(1.SchoolofMunicipalandEnvironmentalEngineeringꎬShandongJianzhuUniversityꎬJinan250101ꎬChinaꎻ2.ShandongProvinceHuaiheRiverBasinWaterResourcesPlanningandDesignInstituteꎬJinan250000ꎬChina)AbstractComparedwithtraditionalsludgetreatmenttechnologyꎬlysingrecessivegrowthsludgereductiontechniqueimprovestheeffi ̄ciencyofdenitrificationandphosphorusremovalonthebasisofsludgereductionꎬasthepretreatmenttechnologybreaksdownthelysisofsludgecellsꎬanddissolvedsubstancesaredenitrogenationandremovalofcarbonsourcesaresupplemented.Lysisprocessistherate ̄limitingstageofreductiontechnique.Effectivelyincreasinglysisefficiencycangreatlyreduceexcesssludgeproductionꎬwhichisofgreatsignificancetothesewagetreatmentandsludgereductionprocessesinurbansewageplants.ThepaperanalyzesthemechanismꎬoptimalworkingconditionsandexistingproblemsofozoneꎬultrasonicꎬmechanicalꎬheatingandotherlysistechniqueswhichhavebeenstudiedandusedatpresentꎬandsummarizesthechemicalsolublecelltechnologysuchaspotassiumpermanganateandFentonꎬwhichhavehighfeasibility.Onthebasisofsinglefactorlysisanalysisꎬcouplingefficiencyofthecombinedtechnologyissummarized.Thede ̄velopmentan
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