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当前位置:首页 > 商业/管理/HR > 咨询培训 > 600MW直接空冷机组凝结水精处理分床系统应用实例梁楷楹
Condensatepolishingtreatmentforthe600MWdirectaircoolingunitLiangKaiying(DatangInnerMongoliaBranch,Huhhot010020China)600MW(,010020)[],,———。、,,。600MW、、,、、。[];;[]TK223.5[]B[]1005-829X(2010)09-0090-03Abstract:AsthewaterresourcesinnorthernChinaisgettinglessdecreasingly,directaircoolingtechnologyhasmainlybeenappliedtothecurrentlarge-scalesteamelectricgeneratorunits.Thus,theaircoolingtechnologybringsupanewsubjectontheselectionofthecondensatefinetreatment,whichisthepurificationequipmentoftheentiresteam-watersystem.Thedirectaircoolingunitishugeandthecondensingwatertemperatureishigh.Therehavebeendifferentopinionsonthedesignselectionwhetherseparatedbedsystemorresinpowderfiltershouldbeused.Thispaperintroducesindetailtheworkprocessesofdesign,selection,operationofcondensatefinetreatmentinDatangInternationalTuoketuoPowerGenerationCo.,Ltd.Itprovidesrealandreliableexperiencesinthedesign,equipmentselectionandoperationmodeforsimilarprojectsinfuture.Keywords:directaircoolingunit;condensatepolishingtreatmnet;separatedbedsystem,。,。2×600MW。600MW,。1,。,,。,,:,。,,,。,,,。,,、。2、。,。CO2pH,。《》(DL5000—2000),CO2〔1〕。。30920109IndustrialWaterTreatmentVol.30No.9Sep.,201090——2010-09,30(9),,。,2,,(1)(2)。2,,。、,,〔2〕。,2,,、。1,〔3〕,2。,≤60℃。4。1、2。,A、B。3600MW1。2×50%2×50%,1100%,。21,、、。3。5#、6#,5#20059211658168h〔4〕,910280℃72h/%55.1265.0763.5865.09/(mmol·g-1)3.723.714.014.00/%97.2790.8679.1279.26ABCD:120℃,。,、,919,,2d。,,168h,168h。5#168h4。4,,,,19,Fe、SiO2、YD,,,。200592116:58,5#168h,、、、5。5,168h,:600MW3/(μg·L-1)1000<10025<10()/(μg·L-1)650<50100<20SiO2/(μg·L-1)500<5020<15Na/(μg·L-1)≈2052~5<1Fe/(μg·L-1)1000<10015<8Cu/(μg·L-1)<15<3Cl/(μg·L-1)100<1020<1(25℃)/(μS·cm-1)<0.2<0.2pH(25℃)8.8~9.28.8~9.26.5~7.545#918、19/%SiO2FeFeYDSiO2SiO2FeSiO223:00132305178.22125.121509866.322003:00102315.819.70.5152.039981359111:00158132028.50.5116.42599-2096006:YD(μmol/L)、(MW)(%),μg/L。1/%55.5961.7162.5464.80/(mmol·g-1)3.733.784.014.08/(g·mL-1)0.640.680.680.63/(g·mL-1)1.081.091.091.09≥0.6399.90≥0.4099.00≥0.5096.00≥0.6597.00/%98.1792.9183.0890.01ABCD/mm/%91——2010-09,30(9)。2d19、20,2×50%。6168h。6,,168h。,DD,、。,DD3。168h,,65#168h6O2DDFeSiO2FeCCSiO2SiO2FeNa+SiO2DD01:0035.20.604.86.119.00.17113.8105.319.69.617.30.19703:0044.20.593.46.721.00.15614.6203.79.213.424.20.18105:0021.10.587.15.619.40.13719.723417.410.719.40.17107:0019.80.575.23.815.20.13518.721916.211.118.70.163:Na+,Na+,DD0.2μS/cm,1,DDNa+。,2~3t。,。,。20~30t,。4(1)600MW。,。(2),20,70℃、7h,3a。(3),15d,,。(4)2×50%,,。(5)SiO2,,,,。(6),,。[][1].DL5000—2000[S].:,2001.[2].[M].:,1999:259-260.[3].[M].:,2002:613.[4]DL/T5437—2009[S].[](1974—),19956。,,。:0471-6988049,E-mail:liangkaiying@163.com。[]2010-06-05():DD(μS/cm)(μg/kg)μg/L,。55#921、22168hSiO2DDFeSiO2FeDDSiO2SiO2FeNa+SiO216:3035.20.604.86.119.00.17113.8105.319.69.617.319:0044.20.593.46.721.00.15614.6203.79.213.424.221:0021.10.587.15.619.40.13719.723417.410.719.423:0019.80.575.23.815.20.13518.721916.211.118.701:0017.80.603.73.815.30.22017.219713.28.614.392——
本文标题:600MW直接空冷机组凝结水精处理分床系统应用实例梁楷楹
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