您好,欢迎访问三七文档
当前位置:首页 > 临时分类 > 高盐废水分质结晶及资源化利用研究进展黄欣
20191Jan.2019CHEMICALINDUSTRYANDENGINEERING36Vol.361No.12018-11-142015ZX07203-005。1989-。E-mailyswei@rcees.ac.cn。Doi10.13353/j.issn.1004.9533.20181067123123*4551.1000852.1000493.1000854.4210015.272400。、、、、、。。、、“+”。、、。TQ448.21A1004-9533201901-0024-14StatusandProspectofZeroLiquidDischargeTechnologiesforFlueGasDesulfurizationWastewaterinThermalPowerPlantZhengLibing123WeiYuansong123*JiaoYunyi4WangGang5YueZenggang51.StateKeyJointLaboratoryofEnvironmentSimulationandPollutionControlResearchCenterforEco-EnvironmentalSciencesBeijing100085China2.UniversityofChineseAcademyofSciencesBeijing100049China3.BeijingKeyLaboratoryofIndustrialWastewaterTreatmentandReuseResearchCenterforEco-EnvironmentalSciencesBeijing100085China4.SchoolofCivilEngineeringUniversityofSouthChinaHunanHengyang421001China5.HuanengJiaxiangPowerGenerationCo.Ltd.ShandongJining272400ChinaAbstractTheapplicationandresearchstatusoffluegasdesulfurizationwastewaterFGDWtreatmenttechnologieswerereviewedunderthemoreandmorestrictenvironmentalpoliciesandtheintensivere-quirementsofzeroliquiddischargeZLDinChina.WithhighsuspendsolidsSShighsalinitycom-plicatedcompositionandsignificantfluctuationoftheFGDWconventionaltreatmenttechnologiesoftheFGDWfacebigchallengessuchasunstableperformancewhichcannotmeetwiththedischargestandardseriousscalingandcorrosionissueandconcentratedischargeetc.Theapplicationofconventionaltreat-menttechnologiesandtheirimprovedprocessesweremainlyreviewedwhichcannotmeetwiththestand-ardandhavebeentransferredtopretreatmentprocessinZLDapplication.ThentheZLDtechnologiesforFGDWandtheirdevelopmenttrendwerecarefullyreviewedintermsofpretreatmentprocessheavymetal361removalprocesseswastewaterconcentrationandreductiontechnologiesandsaltscrystallizationtechnol-ogies.Andtheresearch&developmentofZLDtechnologiesforFGDWwastewaterandsometypicalappli-cationcasesofZLDprojectweresummarizedandthecombinationofmembraneseparationevaporationandcrystallizationwillbethekeytechnologiesfortheZLDofFGDWtreatment.ItwasbelievedthatZLDtreatmentwouldbecomethemajorapproachintheZLDofFGDWandthedevelopmentofnewmaterialsequipmentsandtechnologieswillpromotetheindustrialapplicationofZLDprojectforFGDWinthermalpowerplant.Keywordsfluegasdesulfurizationwastewaterzeroliquiddischargemembraneseparationevaporation-crystallizationpretreatment101a1-2。。、、、85%2。SO2、、、、--、、、90%。-1b3、。。、、、COD。、、COD4。。、1Fig.1Generatingcapacityandcoal-firedpowercapacityamong2006—2017inChinaanddesulfurizationgypsumoutputamong2006—2014inChina。、、、5220191。、、、4。1-SO2Cl-20000mg/L。151SS5.0~80.7g/L22TDS18.1~121.5g/LNa+、Ca2+、Mg2+、Cl-、F-、SO2-4SO2-3-DL/T997-200634COD5、、6-7。2Fig.2ParticledistributionofFGDWfromtwoplants1234。1DL/T997-2006Table1WaterqualityofFGDWanditsdischargelimitationDL/T997-2006pH5.4~6.76.0~9.0/mS·cm-122.9~72.7/g·L-15.0~80.70.070TDS/g·L-118.1~121.5COD/mg·L-1150.0~626.0150.0ρCl-/mg·L-12578.0~11782.0ρSO2-4/mg·L-16532.0~10925.0ρF/mg·L-156.0~236.0ρ/mg·L-12.8~5.01.0ρNH+4/mg·L-18.3~50.0ρCa2+/mg·L-1800.0~4237.0ρMg2+/mg/L600.0~2507.0ρK+/mg·L-189.0~220.0ρNa+/mg·L-12768.0~6068.0ρFe/mg·L-130.0ρAl/mg·L-150.0ρCu/mg·L-15.0~23.0ρHg/mg·L-10.1~0.50.05ρCd/mg·L-10.5~2.00.1ρAs/mg·L-10.5~1.00.5ρPb/mg·L-10.8~2.01.0ρMn/mg·L-1<30.0ρSi/mg·L-1200.0ρSr/mg·L-10.2~10.0ρNi/mg·L-11.3~2.01.0ρZn/mg·L-11.2~2.02.0ρSe/mg·L-17.0~33.0ρCr/mg·L-10.5~10.01.5。2、、。。、、。、FS。62361。、、、8。9-10。。Tian11。、。1213。1446.5/a。。15DL/T997-200616。MF。Enoch17MF。18-MF、。MFUF。sulphatereductionbacteriaSRB、、。EPA3%319。Chao20-Biodegradation-ElectrontransferwithsulfurmetabolismintegratedprocessBE-SISRBCOD、TOC、87.99%、87.04%、30.77%45.17%。21UASBSRBSO2-46kg·m-3·d-178%COD82%SO2-4。22-23。、、24-25。319Fig.3TechnologiesdistributionforFGDWtreatmentinUS19337%3。、、44。3.1、pH、。MF/UF。、、。7220191。。26NaOHMgOH2。27CaSO4、FS-66、CaOH2+Na2CO3、NaOH+Na2CO34NaOH+Na2CO3MF。CaMg。Xia28CaMgNa2CO3、Na2C2O4、NaF、Na2SO44CaMgOH299.3%。Yu29NaAlO283.94%4881mg/L784mg/L。-Cl-Cl2H2CaOH2Cl-30。MFUF。31MFSDI0.2NTU4.0RO。TMF31-32。UF33-35。、37-38。、、pH、、。Liu39Fe/C/AlSSCOD99.9%89%F、Ni、Hg、Mn、Pb、Cd、Cu86%~98%。40、SS。。Wei20-BESISRBCOD、TOC、87.99%、87.04%、30.77%45.17%。Jiang41、SulfatereductionautotrophicdenitrificationandnitrificationintegratedSANISCOD94.00%85.50%SRB。3.2。1。、。42、、、、、、43。Czarna44HgHg99%。Guan45MnZnpH70.85mmol/g。39-4046。0、、47-48。Huang49-500、40Se、Hg、。5SeHg10μg/L10ng/LAs、Cd、Cr、Ni、PbZn10-951。52。Zhang53UASBSRB82361HgPb20.0%1.8%HgPbS2-。。、、0、、5254。3.3。、、、。3.3。、。5%~8%15%~20%。3.3.1。NFROFOMD。NFNFRO、。55NF。56“+NF”2~4NaCl97%。31“+MF+RO”MFRO98%。32“TMF+DTRO”11%800μS/cm。35“UF+NF+RO”RO1.7~2.3NaCl99%TDS370mg/LGB/T19923-2005。。57FO10。EDRRO。58“+RO+EDR+FO”RO、EDRFO133.060g/L57.2%。59TDS15%0.3%。MD。UFMD6088%0.5m3/h。Wang61NFMD99.99%92.00%。24RO、ED、FOMD4FO=MD>ED>ROMD>FO>RO>ED。ROFOMD、。Lee62MDFOFO。61。、。、、。3.3.2。MED、MVR、TVC。64。。、。92201913.4。、。、、。3.4。、、1。。2。。65“-UF-RO”。。11。66。67。68-71。、69。1026。MED、MVR、TVC。73。73MVR。“+RO+FO+TVC”FORO74。75“+NF+RO+MVR”27.28t。、NF762NaCl。。16“-TMF-NF--RO”。7778MVR1/6~1/7。2。、。。。431、。2。。3“+++03361”。2。37%1967。“++”79-81。2Table2Projectcasesofzeroliquiddischargeofdesulfurizationwastewaterinpowerplant/t·h-1ENEL50--TDS10mg/L。8222------9750TDS300g/LTDSCOD24.
本文标题:高盐废水分质结晶及资源化利用研究进展黄欣
链接地址:https://www.777doc.com/doc-6564352 .html