March2012No.21,2,1,1(1,223200;2,223000)ResearchontheScalingTendencyofBrineTransportationPipesafterCalciumSolutionDenitrationDaiKeyang1ShenXiaobing2JiangHaibin1ChenLei1(1JiangsuSaltMakingIndustryResearchInstituteHuai’anJiangsu2232002JiangsuSaltGroupHuaiyanMiningCo.,LtdHuai’anJiangsu223000)Abstract:ThroughtheCaCl2solutiondenitrationexperiment,thispaperstudiesthescalecompositionbeforeandafterthebrinecalciumsolutiondenitrationandthechangeofcalciumsulfatesupersaturation.Incombinationwiththeanalysisonthecalciumsulfatescalingfactors,thispaperdiscussesthescalingtendencyofthebrinetransportationpipesafterbrinecalciumsolutiondenitrationandpredictstheinfluenceonthescalingofthebrinetransportationpipescausedbythecalciumsolutiondenitrationinthewelloratthestartingpointofbrinetransportationabovethewell.Keywords:brine,pipeline,scaling,research:,、;,,,()。:;;;:TS32:B:1001-0335(2012)02-0018-03:(1973-),,,,。43Vol.43CHINAWELLANDROCKSALT1600m3/,160,,,,。,,,,。、,,。,,(),,,,“”,,。“”。,,。,,,。,,,()。2,0.2:1,0.5:1,0.8:1,1:1,1.2:1,50℃260g/L18201232:,,,5,,。1。11,,,,,、。,。3(),[1]~[3],、,。,。,,K,K=CCa2+×CSO42-。25℃2,1~60:1,0.2:1,0.5:1,0.8:1,1:1,1.2:1。2,(),Ca2+SO42-。4,。:4.1,,、,,,。1。1,50℃,,,219March2012No.2:,,,,1D,50℃。,,40℃(B),,,,,,,,。,,,,,,EF,,,,。,。4.2,,,,,,D。()。,、,(),,,,。2。22,,()。,,,,2EF=E′F′。()(),。,,。,,,、。55.1(),,、。5.2,,;()Na2SO4CaCl2,,。(),。5.3,。5.4(),,。[1],.[J]..2010(3)44~47.[2],.[J]..2008(1):92~95.[3],.[J]..2011(4):9~1.(:2011-11-25)(/)20