白云石过滤中和硫酸型酸性废水工艺技术研究徐亮

19519989JournalofJiangsuUniversityofScienceandTechnologyVol.19No.5Sep.1998徐　亮通过系统而又详细的试验研究,提出了白云石过滤中和硫酸型酸性废水的实用工艺设计参数.X703():.,,,.,(CaCO3)(CaõMg(CO3)2).,,(CaSO4),,.,()(),120150m/h,,,;,.:,2g/l,,,,,.,MgSO4,,,.:¹;º;»;¼(CaSO4)..,,.:1998-05-0621201311.12H2SO4+CaõMg(CO3)2CaSO4+MgSO4+H2O+2CO2,MgSO4,.CO2,CO2,pH5.CO2,pH66.5[1].1.2(1),80100cm[2],,1m,8090cm...,MgõCa(CO3)295%.2.12,pHpHS-2,20min35.pHCO2.[3]22.1,5,,3g/l,3.86199893,8090cm,pH,pH.CO2pH,3,pH,1525min.3,,16mm,69mm,,pH5.0,CO2,pH6.0.2.2,,,3g/l,4.4,CO2,pH5.56mm.3pH4pH4,,.:3mm,1214min,6mm,35min.,(1mm),,.(6mm),,.,,,,.,,16mm,205min,.8752.3,,.,1.450.55mm,20min,,5.5,pH5.5,4g/l.,.,,,4g/l.2.4,,(48h),.6.5642mm,1520min,2g/l.,.,,,,;,.,(),.88199896,,pH.20h,pH,(58min),,.pH,.,.6,pH5.5,12h,,,.,,.3:(1)16mm;(2)205min;(3)4g/l.1..:,19902..:,19943..:,19924..,1988(11):4649ExperimentalStudyonFilterNeutralizationofSulphuricAcidWastewaterbyDolomiteXuLiangAbstractBasedonsystematicteststhispaperputsforwardthepracticaltech-nologicalparametersoffilterneutralizationofsulfuricacidwastewaterbydolomite.Keywordsdolomite;neutralization;acidwastewater895