絮凝剂的种类之浅谈

JournalofFiltration&Separation2009Vol.19No.12008-08-041983-,E-mail:[e-mail].(4805315718)“863”“”。、。、。TQ051B1005-8265200901-0044-05、。,,,;,、、,“”(、、),;,,、、,,、,,。。、。、。11.12060。。、、、30%～60%[1]。、、、。AL2(SO4)3·18H2OAL2(SO4)3·K2SO4·24H2O,FeCL3·6H2O.FeSO4·17H2O。、、、。1.2。PAC、PAS、PFC(PFS)。、、。δ200～1000m2/g,。1.3、、(PASS)、PSAA、44··JournalofFiltration&Separation2009Vol.19No.1。[2]:。PSAA[3]PSAAPACSCOD98.2%99.4%。PASS、、。PFSS[4]Fe/SiO2PFSS。1.4、。[5](PAFCS)AL2O3+Fe2O322%。(PAC)PAFCSPAFCSPAFCSPAC。、、、。[6]COD99%65%～70%COD70%。、。PACFeCL3。[7]pHPACFeCL3pH。1.5、、。、、、、、。、、。、、、。、、pH。[8]YJ-1807#、、、COD、。2、、pH。。2.1、、。2070、。、、、、。、。、、、、。2.1.1、、45··JournalofFiltration&Separation2009Vol.19No.1。2、3、6。。、、、。、、。2.1.2。。RachorDilling70。[10]、。、90%。。2.1.3、、。。。、。。500。2.2(Polyscrylamide)PAM:+CH2-CHn400-2000120℃。(-CONH2)、、、、、。PAM。、150800。。。。。。Л。。。[11]。(PDADMA)-PDADMA-AM、、、、、、、、、、。PAM。[12]。、、。2.3、46··JournalofFiltration&Separation2009Vol.19No.1。———。、。、。[13]。。、。32080、、、DNA。、、、、。AJ7002、PF101NOC—1。、、、、。。、、、、pH。、、、、、、、。4。、、、①、、。②、、。③、、。④。⑤。。。。。5、、、。[1],.(J).,2005,15(1).[2]KuoUHS,WamserCA.Al(1-x)Fe3+xFe2+y(OH)3+2y-zHal(z)(HalisclBr,I,ormixts)[P].USAppl:55416,1979-07-06[3],.[J].,1998.[4].[J].,1999,4:4～7.[5].[J].,1993,19(5):281～285.47··JournalofFiltration&Separation2009Vol.19No.138TheImprovementandIncreasingofWearPropertiestotheLargeAutomaticPressFilter′sPlateCAOHong-hong1,2LIZhen-zhong2,3ZHANGYing2,31.NorthUniversityofChina,Taiyuan030051China2.ShanxiNatureScience&TechnologyCo.,Ltd.,Taiyuan030005China3.TaiyuanInstituteofTechnology,Taiyuan030008ChinaAbstractOnthebasisofthereasonofthewearandtearlargeautomaticpressfilter'splate,thispaperputforwardthreetypeoftheimprovementreatmentwhichthematerialreplacementintheareaofwearandtear,coatingofwear-resistingmaterialandpre-fabricatingofresistingfilter.Theindustrialpracticeshowedthattheeffectofimprovementandincreasingofwearpropertiesisverywellandtheoperationofperiodisincreased5times.Keywordspressfilterfilter'splatewear-resistingimprovement43TheanalyzedandoptimizedBeltFilterSludgeDewateringandCompleteSetsofEquipment’sStructureLUDa-weiHUJian-chengZHANGYongZHAODan(ChinaAcademyofMachineryScience&TechnologyInstituteofEnvironmentProtectionTechnologyandEquipmentBeijing100044China)AbstactThisessaymainlyintroducedtherunningprincipiumandstructureofthebeltfilterpresssludgedewateringandthesludgethickeninganalysestheiradvantageanddisadvantage.Inregardtothedisadvantagetheessayputtowardtheblueprintofoptimizedesign.KeywordsbeltfiltersludgedewateringpresssludgedewateringsludgethickeningcompletesetsofequipmentTheTalkofFlocculationCategoryJINXia-xiaZHANGWei-cai(Navy4805factoryelephantthemountainfixshipyard,Ningbo315718China)Abstract:Theflocculationtechniqueisathepointitemofnation863andthescienceandtechnologies95.theflocculationtechnicstheplayaimportantroleinthedirtymiresolidliquidseparatemedium,theeffectofflocculationdeterminedthemovementconditionoffollowprocess,thequalityofwaterandtheexpense.theflocculationclassifyasabioslat-flocculation,macromolecule-flocculationandmicroorganism-flocculationaccordingtochemistrycomposition.Keywords:flocculationcategorythewastewatertreatmentisapplied!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!48··