城市污水处理厂剩余污泥处理技术研究与进展

395Vo.l39,No.520105LiaoningChemicalIndustryMay,2010,(,110023):,:;;:X703:A:10040935(2010)05048803,1t[1],,,,11.1,,,,,,,,,CODCOD,,,75000,15000~20000m3/d130kW,25L,1min,6kWh/,t2400m31440m3,10,10000,,[2-4]1.2,1977,,,,,,,,51%,;:20100220:(1982-),,,1.3,,,,20000m3/d45~65!,,(),,pH,7.0~8.0,,,,,,1.4,,,33~35!,40%~50%,,,90%(10t/d),,,,,,,,,,,,1.5[5],50!,,,,,,,[6],-Ghosh[7]1.6,,,,,,,,,1200~1800m,,,278!,COD,2,,,,,,,(525)489395,:[1],.[M].,1999.[2][].[M].,1965.[3]HG/T3523-2008,[S].[4]Q195-D,[S].[5]HG/T3523-2008,[S].DevelopmentofANewSurfaceTreatmentAgentSUIHong,ZHOUZhigang,ZHOUYueAbstract:Anewsurfacetreatmentagentwithdegreasing,rust-removingandantirustfunctionwasdeveloped.Firstly,inthepresentofcatalyst,copolymerofmonoacidandpolybasicacidreactedwithmultivalentnitrogenat90~120!for4htoproducefaintyellowviscidfluid,thenelectrolyte,n-SAA,etc.wereaddedatpH6~7.Atlast,anewsurfacetreatmentagentwasgained.Keywords:Surfacetreatment;Degreasing;Rustremoving;Anti-rust;Acid-free;Alkali-free(489)[1].[M].:,1997.[2],.[J].,2004,23(3):584-587.[3],,,.[J].,2004,30(126):16-19.[4],.[J].,2005,38(7):649-653.[5]Pohland.F.G.Phaseparationofanaerobicstabilizationbykineticconerols[J].JWPCF,1978,50(5):2204-2210.[6],,,.[J].,2006,25(4):105-106.[7]Ghosh,S.eta.lMethanepriductionfromindustrialwastebytwo-phaseanaerobicdigestion[J].Wat.Res.,1985,19(9):1083-1092.ResearchProgressinTreatmentTechnologyofExcessSludgeFromUrbanSewageTreatmentPlantZHANGSiyang,LVChunhua(LiaoningNorthEnvironmentalProtectionCo.,Ltd.,Shenyang110023,China)Abstract:Aimingatthenecessityoftreatingexcesssludge,researchtrendoftreatmenttechnologiesathomeandabroadwasintroduced.Keywords:Excesssludge;Treatmenttechnology;Innocenttreatment(498)(2),(3)20,,13Cr3CrL80[1],,,.[J].,2001,4:20-23.[2],.[J].,2000,1:18-22.[3].[M].:,1984.Remedy-technicResearchofCasingDamagedWellsinBaibaoOilFieldTUOHuixian(Xia'nshiyouuniversity,Xia'nShanxi710065,China)Abstract:FacialandcrosssectionalerosiveappearancesofvitiatedcasingatdifferentlocalizationsoftwobaibaooilwellswereviewedandanalyzedbyKimSang-electronmicroscopyandscanningelectronmicroscopy.ResidualstressintheinsideofcasingwasmeasuredandanalyzedbyX-ray;X-raywasalsousedtoanalyzeandidentifytheproductionoferosion.Basedonresearchofthecasingerosionmechanism,thecorrespondingcorrosionpreventionmeasurestocasingwerealsoputforward.Keywords:Casing;Corrosion;Abruption;Mechanism525395,: