工业循环冷却水节水技术发展趋势马强

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(,230024),,。,60%。,85%~90%。,,,,,。1,。,,。1。1,。:2010-02-08:,,。,。、。:;;;;:TQ085;TB495:A:%1009-2455(2010)02-0015-04Developmenttrendofwater-savingtechnologiesforindustrialcirculatingcoolingsystemMAQiang(EastChinaEngineeringScienceandTechnologyCo.,Ltd.,Hefei230024,China)Abstract:Alongwiththerapiddevelopmentofthenationaleconomyandsociety,thecontradictionbetweenthesupplyandrequirementofwaterresourcesisbecomingaculeateincreasingly,watershortagehasbecometheimportantfactortorestrictthesustainabledevelopmentofeconomyandsociety.Inviewofthelargeconsumptionofindustiralcirculatingcoolingwater,toreducethemake-upwaterquantityisanimportantwayofwater-savinginindustrialcompanies.Toenhanceconcentrationmultipleofcirculatingcoolingwaterandwastewaterreuseisconsideredtobethekeyofthewaterresourcestappingandsavingforindustrialcirculatingcoolingsystem.Keywords:industrialcirculatingcoolingwater;water-savingtechnology;concentrationmultiple;wastewaterreuse;waterqualitystabilizationINDUSTRIALWATER&WASTEWATERVol.41No.2Apr.,20101Tab.1Water-savingrateaftertheconcentrationmultipleenhancement2.03.04.05.06.07.08.033.3%50.0%55.6%58.3%60.0%61.1%62.0%25.0%33.3%37.5%40.0%41.7%42.9%10.0%20.0%25.0%28.0%30.0%31.0%11.1%16.7%20.0%22.2%24.1%6.3%10.0%12.5%14.3%4.0%6.7%8.6%2.7%4.8%1.52.02.53.04.05.06.0·15·INDUSTRIALWATER&WASTEWATERVol.41No.2Apr.,2010,5~8,2~3,5。。,,,、。,、、,,,。1.1,、CO2,CaCO3、MgCO3。,,。2070pH,80,,pH,pH。,,pH,。1.2,。,,,,,;。、、。1.2.1,。。,,。,OH-0.1~0.2mmol/L,0.5~1.0mmol/L,0.8~1.2mmol/L,25%,30%~35%,0.1mg/L[1]。,。,、,pH6.88,COD、BOD5、19.78、1.91、0.52mg/L,1mg/L,0.60mmol/L,、63.3、0.20mg/L[2];[3],、,,。1.2.2,。pH,,。,,、[4]。,,1,,。,、,、。1.2.3、、、,。,·16·:,,。,,,[5]。,,。,,(SDI<5),,,;。(+),(UF)1mg/L,SDI2,[6],。1.2.4、、,,。,。,,,。、,、,。[7]“--”,、、、、,,。,、,,。1.3。,、,,。2050、,60~70pH,80~90pH,21、。,。,。,、,,,,,。,,[8-9]。,,,[10]。,。[11],、、。30mg/L,5~7d;、100mg/L,。,、,,,。[12],,0.2~0.4mg/L,NaClO;。[13]20#,HPAA(2-),1227、1427、、、、,。[14]316L,,18mg/L,,,COD。280,、、·17·INDUSTRIALWATER&WASTEWATERVol.41No.2Apr.,2010,。,,、、,、[15]、[16]。,COD、BOD5、、,,、,、,,,。,:(1)--;(2)---;(3)-()--;(4)--(、)---。3,,、。,。,、。,,。,,,[17]。,:、、。,,。,,。、。。4,、、。,2005GDP2500m3,3,5~10;2005169m3,5~10。,,。“”,“”。,,,。:,。,,,。,。,。:[1].[M].:,2002.[2].[J].,2001,17(3):61-63.[3],,,.[J].,2004,(1):46-53.[4].[J].,2000,20(10):43-44.(22)·18·INDUSTRIALWATER&WASTEWATERVol.41No.2Apr.,2010。,,,;、,。(3)。1,、,1、。,;,;,,。2.4.2,3,2。2,、,。3(1)、,,。(2),,,。(3),。:[1],.[J].,2004,12(2):117-120.[2],,,.[J].,2006,37(1):56-57.[3],.[J].,2007,34(1):88-91.[4]GB50013—2006,[S].[5],.[J].,2004,(4):10-12.[6].[D].:,2002.[7],,,.[J].,2009,40(3):84-87.[8],.[J].,2004,(11):34-35.[9],,.[J].,2003,16(3):63-66.:(1979-),,,,,,()0554-6862616()fengtang0@163.com。2Tab.2Technicalandeconomicanalysisofwaterreusesystemincollegesanduniversities(18)!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!![5],.[J].,2007,38(5):76-78.[6],,.UF-RO[J].,2007,33(2):66-69.[7].-[J].,2007,27(6):1-5.[8].[J].,2003,23(6):33-36.[9],,.[J].,2008,34(S0):213-215.[10],,.[J].,2009,30(2):122-123.[11],.[J].,2007,27(4):90-92.[12].[J].,2007,23(1):39-41.[13],,.[J].,2007,22(4):42-44.[14],,,.316L[J].,2007,38(4):107-109.[15],,.[J].,2000,31(1):32-34.[16].[J].,2003,34(5):19-21.[17],,.、[J].,2002,22(6):47-48.:(1960-),,,,、,()0551-3621791()mq6465@163.com。·22·

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