chapter62physico-chemicaltreatment：62章物理化学处理

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1、Chapter6.2Physico-chemicaltreatmentNotesonthischapterThematerialpresentedheregivesanoverviewofthemaintechnologiespresentlyusedinthefieldofphysico-chemicaltreatment.ThespecialitemofstabilisationandsolidificationisaddressedseparatelyinChapter6.4.Thetech

2、niquesaddressedinthischaptershouldbeconsideredinrelationtogeneralaspectsoflegislationandstandardisation,whichdifferconsiderablybetweencountriesandgroupsofcountries(suchastheEuropeanUnion).Mosttreatmentprocessesarelandfillpre-treatment.Amongthemostimpo

3、rtantinfluencesontreatmentchoicesarethetypesandpermitconditionsofavailablelandfills,whethertheyaresimplelandfills(sanitaryorsecure)orco-disposalsites,andwhethertheyacceptstorageofstabilisedwastes.Theselection,andsophistication,ofachosentreatmentwillde

4、pendontheselandfillrequirementsandontheiroperatingparametersandstandards.Theslidescoverthemainaspectsofthedifferenttechnologies,buttheycanbeextendedwithadditionaltechnicalaspectsaccordingtothestateofartinthecountries(orgroups)onthetrainingcourse.Thesl

5、idescanonlyaddressbroadissuesrelatingtothetreatmenttechniques.Trainersshouldaddoradaptdetailsofequipment,constructionandmanagementaspectstomeetlocalcircumstances.Valuablesourcesofadditionalinformationincludetechnicaldocumentsfromconferences,technicalr

6、eviewsandmagazines,particularlythosepublishedbythenationalenvironmentalprotectionagencies,nationalstandardsinstitutesandinternationalassociationssuchastheInternationalSolidWasteAssociation(ISWA),FEADandEURITS.ListofslidesTitleslideSlide2Physico-chemic

7、altreatmentSlide3Physico-chemicaltreatmentfacilitiesSlide4Physico-chemicaltreatmentincentraltreatmentfacilitySlide5TreatmentresiduesSlide6PhysicalprocessesSlide7SeparationSlide8AdsorptionSlide9SedimentationSlide10Sedimentation-exampleSlide11FlotationS

8、lide12DryingandevaporationSlide13Dryingandevaporation-exampleSlide14ChemicalprocessesSlide15Reductionandoxidation3TRPChapter6.2Slide16OxidationinpracticeSlide17ReductioninpracticeSlide18NeutralisationSlide19PrecipitationSlide20Otherchemicalpro