化工园区一体化水处理的技术经济难点及对策刘志远

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1,、,,20%。,,,。,,,,;,。,[1]。,,。22.1,。:“——”,BOT(build-operate-transfer)———,,,。,,。,,[2]。“——”,TOT(transfer-operate-transfer)———,,,[3]。:①,;②,,,;③(,100029),20%。,,。。,,。,,。、;;,;,;。,、,。:,,、,、,50。E-mail:liuzhiyuan2008@yahoo.cn201015·94·SINO-GLOBALENERGY、,;④,;⑤,。2.2,,,,。,、、。,,。,。,,20×108m3/a2500×104t/a。[4],、432×104m3/d,257.5×104m3/d1.68,。,,“”。,,。2.3,,。,,,。,、、,,。,,,,,,,、、,;,。,,,。33.1、,,,。、。,。,,,,、,。,,,,。,,。3.2,,。21,、、。,:、、、、、,、、、[5]。、·95·12.,、,,[5]。,、,。3.3,———,,,,,。,,95%,97%,2[6]。,,。,。。40%~70%,。,75%,,[7]。,,。3.4,,2221。,,,(COD)(POPS)(EDC)[8]。,,,,。,,,。,。3.5,,,,,,。“,、”。,、、,、。,,,,,BOT,。,。44.1,,,。,。,“”“”。,“”,“3R”,,,。,、、、201015·96·SINO-GLOBALENERGY,,。,,。4.2。,3:,、、、、、;、;。,,,[9]。,:,“”。,,。,。,,,。4.3①,。,、。、、、、。,(MLSS)。②。、,,,6g/L。,F/M,[10]。③。、、,,95%,5%[11]。,。④,。,,;;“”。⑤、。4.4,,,。,,、。,、、、,、、。,。,,,。:[1][J].,2002,17(8):28-29.[2].“--”[J].,2004,22(12):41-44.[3],,,.BOT&TOT[J].,2009,40(1):15-17.[4].:[N].,2010-04-20.[5],,.[J].,2009,29(9):72-74.·97·12.TechnicalandEconomicProblemsinIntegratedWaterTreatmentinChemicalIndustrialAreasandSolutionsLiuZhiyuan(ChinaNationalChemicalInformationCenter,Beijing100029)[Abstract]InChina,thepetroleumandchemicalindustryisthebiggestdischargerofwastewateramongallindustries,representingabout20%ofallwastewaterdischargedbytheindustrialsector.Inrecentyears,manyareasacrossthecountryhaveadoptedthemethodofestablishingchemicalindustryparkstotreatindustrialwastewaterinacentralizedmanner.SuchcentralizedwastewatertreatmenthasmanyobviousadvantagesandmeetstheneedsforthedevelopmentofthechemicalindustryaswellasChina′senvironmentalpollutioncontrolpolicies.ItisanimportantmeasureChinatakestotacklewatershortageandthepollutiontothewa-terenvironment.However,thisintegratedwastewatertreatmentpracticeforchemicalindustryparkshasfacedsomeexistingandnewproblemsdifficulttofix,whichrequireextensiveresearchandastep-to-stepsolution.Theseproblemsinclude:theinterestsofinvestorscannotbeguaranteedandtheirrisksaredifficulttocon-trol;deepwastewatertreatmenttechnologyandequipmentremainshort;centralizedtreatmentlimitsthewatersavingbehaviorsofindividualenterpriseswithpotentialforsavingwater;theruleindifferentsewagedis-chargesisdifficulttounderstandandwaterbodiesarefacingcompoundpollution;governmentalincentivesdonotworkwell.Tosolvetheseproblems,anintegratedcascadewatertreatmentsystem,aclassification-basedsystemandatechnicalsupportsystemshouldbeestablished.Inaddition,anemergencyresponsesystemshouldbeinplacetosupporttheintegratedwastewatertreatmentsystem.[Keywords]chemicalindustrypark;integratedwastewatertreatment;compoundpollution;cascadetreatment;classification-basedtreatment;emergencyresponsesystem[6],.[M].:,1990:117-180.[7]、[N].,2009-08-12.[8],,,.[J].,2009,38(12):932-934,936.[9],,,./[J].,2010,26(12):96-99.[10],.[M].2.:,2000:128-129.[11].[N].,2010-01-19.()201015·98·SINO-GLOBALENERGYzhongwny@163.com

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