蓝星东丽推出高脱盐率反渗透膜_拓夫TM_周寒萍

WATERQUALITYISSUESANDCOUNTERMEASURESINMUNICIPALWATERSUPPLYSYSTEMUSINGDESALINATEDWATERZhaoMing,ShenNa,HeWenjie(SchoolofMuni.&Env.Eng.HarbinInstituteofTechnology,Harbin150090，China）Abstract:Thedesalinatedwaterisplayingmuchmoreimportantroleinsolvingtheshortageoffreshwaterresourcesallaroundtheworld,especiallywiththeseawaterdesalinationtechnologybecomingmoreandmorematureandtheprojectscalesincreasingmuchlarger,thedesalinatedwaterwillbeextensivelyappliedtomunicipalwatersupplysystem.Inthisarticle，thecharacteristicsofthedesalinatedwaterwillbeillustratedfromtwoaspects:thehealthandsafetyasonekindofdrinkingwateraswellastheeffectsonthedistributionsystem.Accordingtosuchwater'scharacteristics，somecounter-measureswereproposedtoimprovewaterchemicalstability,tomitigatecorrosionofpipelines,tokeepstablehydraulicconditionsofdistributionsys-tem，andtoavoidthepHenomenaof“yellow”water.Keywords:desalinatedwater;waterquality;municipalwatersupplysystem;chemicalstability;yellowwater!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!（上接第3页）!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!THERESEARCHANDDEVELOPMENTOFTHESHORTCUTBIOLOGICALNITROGENREMOVALTECHNOLOGYSuZijie,ZuoJiaolan,KangJianxiong(CollegeofEnvironmentalScienceandEngineering,HuazhongUniversityofScienceandTechnology,Wuhan430074,China)Abstract:Shortcutbiologicalnitrogenremoval（SBNR）cansaveorganiccarbonsourcesandreduceenergyconsumption.ThispaperreviewsthemechanismofSBNR,factorsthatinfluencethenitriteaccumulation,thebasiccharacteristicsofshortcutbacteria,theconditionofthereactors,andtheinhibitionofthetoxicsubstance.WefoundthatSBNRcanbeachievedindifferentkindsofthereactors;Nitriteaccumulationisthekey,andisalsothedifficultproblem.Therearemanyfactorsinfluencingthenitriteaccumulation,andtheirinternalrelationiscomplex.AlthoughmostofSBNRtechnologiesisstillatthestageofstudy,itsapplicationhasgreatprospectsfordevelopment.Keywords:nitriteaccumulation;influencingfactors;bacterialcharacteristics;operatingmodehibitoryimpactofqui