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2·······························································ElectricPowerConstruction30220092Vol.30No.2Feb.2009:2008-08-19:(1971—),,,,。123(1.,,450052;2.,,100055;3.,,450007)[],2:;。,,。,2。[];;;:TM621.8:B:1000-7229(2009)02-0061-0402×200MW,2×300MW,,,。,,,“”。1“”1.1,。,“”。,,3。,,,,“”[1-6]。1.2“”[7-10](1),。(2),,,。(3),,。(4),、。,。(5),。2A+2.1A、1、2A、,1。、,:M=E+E/(K-1)(1)503+B=M+R(B-B2)(2)K’=(503+B)/(48+B)(3)MCM+R(B-B2)(1-0.98)CB=(48+B)CB(4)、,:M=E+E/(K-1)(5)1253+B=M+R(B-B2)-79(6)K’=(1253+B)/(88+B)(7)1ABM/CB/CM98%KCC61··················30············································MCM+[R(B-B2)-79](1-0.98)CB=(88+B)CB(8)2.2、,2.5、2.0mmol/L,(1)(8),A,2:CaSO4,CaSO4IPb,,IPb≤2.3Ksp。,:≤10.0mmol/L;TDS≤1500mg/L;≤200mg/L;SO42-≤500mg/L;,A、4.6、4.3,SO42-,SO42-500mg/L,。,、4.8、4.5。2,2.0mmol/L,,TDSHSn70-1A,SO42-750~800mg/L,,CaSO4IPb2Ksp,。,A2.5mmol/L。、4.8、4.5,138m3/h,。3B+3.1B、3、4B、,,3。、,:M=E+E/(K-1)(9)503+B=M+R(B-B2)(10)2A1A2,A/(mmol·L-1)2.52.0/4.8/4.55.3/4.9/(m3·h-1)20732025/SO42-/(mg·L-1)532/542768/775/Cl-/(mg·L-1)65.5/66.882.9/83.7/TDS/(mg·L-1)1114/11371410/142412622·······························································3BBM’/CB/CM’CMKCCM=0.98M’CMK’=(503+B)/(48+B)(11)MCM+R(B-B2)(1-0.98)CB=(48+B)CB(12)、,:M=E+E/(K-1)(13)1253+B=M+R(B-B2)-79(14)K’=(1253+B)/(88+B)(15)MCM+[R(B-B2)-79](1-0.98)CB=(88+B)CB(16)3.2B,60%,(9)(16),B。、5.3、4.8,。、4:422,,4B3B4B/(mmol·L-1)2.02/5.3/4.8//(m3·h-1)18/80/(m3·h-1)2074/SO42-/(mg·L-1)273/260/Cl-/(mg·L-1)82.9/79.0/TDS/(mg·L-1)705/67263··················30············································PlanDesignofLuoyangShouyangshanPowerPlantZeroWasteWaterDischargeProjectWANGWei-jun1,LIYu-qiang2,RENCai-xia3(1.HenanElectricPowerTestingandResearchInstitute,Zhengzhou450052,China;2.ChinaElectricPowerResearchInstitute,Beijing100055,China;3.HenanUniversityofTechnology,Zhengzhou450007,China)[Abstract]ThroughanalysesofwaterbalanceandsaltbalanceofLuoyangShouyangshanPowerPlant,twodesignplansofzerowastewaterdischarge,namely,reverseosmosisbypassinconjunctionwithaddingacidintoreplenishingwaterandreverseosmosisbypasscombinedwithlimetreatmentofreplenishingwater,areproposed.Usingreverseosmosistechnology,alltypesofwastewaterfromcirculationcanberecycledtorealizezerodischarge.Throughtechnicalandeconomiccomparisons,optimalplanisrecommended.[Keywords]zerowastewaterdischarge;wastewaterfromcirculation;reverseosmosis;recycling,“”。2,5:5,A、B,BA。ATDS,。,,Ca2+,SO42-,CaSO4。B,,,。,BA,。5:,。,,,。,,、。、,2,、,。B,A,。,B。6[1].[M].:,1998.[2],.[J].,2005,26(5):49-53.[3].[J].,2000,21(12):41-44.[4].[J].,2001,22(8):50-52.[5].[M].:,2005.[6].[M].:,2004.[7]GB50050—95[S].[8]GB50021—2001[S].[9],,.[J].,2007,36(5):73-76.[10],,.[J].,2006,16(1):32-34.52AB/4.8/4.55.3/4.8/(m3·h-1)13898/(m3·h-1)20732074//(mmol·L-1)7.74/7.907.93/7.57/SO42-/(mg·L-1)532/542273/260//(mg·L-1)65.5/66.882.9/79.0/TDS/(mg·L-1)1114/1137705/672ElectricPowerConstruction30220092Vol.30No.2Feb.200964
本文标题:电厂废水零排放改造方案设计
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