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INDUSTRIALWATER&WASTEWATERVol.42No.5Oct.,20111,1,1,2,1,1(1.,250101;2.(),300042),,,,。,,,,,。,,,50μm、、,10%~15%。,,、,、,。11.1、、1[1]。60~80℃,1~2d,90%:。、、,,“”,,,。:;;:X757.031:A:%1009-2455(2011)05-0050-05DisposalofconcentratedwasteemulsionfromcoldrollingofironandsteelproductionXUEChui-yi1,WANGXue-han1,SHAOChuan-shou1,XUEXian-lei2,DONGKai1,GUOHong1(1.JinanIronandSteelGroupCo.,Ltd.,Jinan250101,China;2.HondywellCo.,Ltd.,Tianjin300042,China)Abstract:Theharmlessandeconomicaldisposaloftheconcentratedwasteemulsionfromcoldrollingofironandsteelproductionwasstudied.Basedonthecomparativeanalysisofcoacervationmethodcooperatedwithcentrifugalseparationandwhiteclayadsorptionrecyclingprocess,highvoltageelectrostaticdemulsificationandchemicalrefiningcombinedprocess,themixturesinteringprocessforharmlessdisposalofthewastewaterwasproposedaccordingtotheproducingpractice.Thesaidprocesscantreattheconcentratedwasteemulsionthatfromthecoldrollingeffectivelyandthoroughly,andhasgoodeconomicalandsocialbenefits,whichisworthtobepapularized.Keywords:concentratedwasteemulsion;mixturesintering;coldrollingofironandsteelproduction:2011-05-20;:2011-06-221、Fig.1Processflowofcoacervationmethodcooperatingcentrifugalseparationandwhiteclayadsorptionrecycling、·50·1Tab.1Resultofconcentratedwasteemulsiontreatmentbycoacervation/%80℃/(mm2·s-1)/℃/%11.8151809122.1171909233.827220892、Fig.2Processflowofhighvoltageelectrostaticdemulsificationandchemicalrefiningcombinedprocess;、、,1500~2000r/min,15~20min;,、、,,:①:,,,60~70℃;②:,90~120r/min;③:,8~10min;④:、。1。、,、,:120℃,90~120r/min,5%~10%,30~60min;、。,。:①,、、;②,。,,;③90%。:①();②,;③,。1.2、2[2]。2,,“”,———。、,,,,,,。:①,。②,,。:①,(40%)(100t),。②,,。③,。,,,:·51·INDUSTRIALWATER&WASTEWATERVol.42No.5Oct.,20114Fig.4Deliveryandtransportationofconcentratedwasteemulsioninsinteringfield123456789104321987610533×120m2Fig.3Mainprocessflowof3×120m2sintermachine、()3#3#1#2#2#1#1#2#3#1.3、、,,,,,“”,,。,,。,,120m2。120m23。、,20078,120m2,,120m2,,。,,,,,。120m2,1#、2#,4:120m2,,,,。;。(1),,3:,;,;2,。,,:,,,,;,,,,,,,,3mm。(2),,·52·3Tab.3Maintechnicalandeconomicalindexesbeforeandafterthetest/(t·m-2·h-1)/(kg·t-1)/(kW·h·t-1)/(Nm3·t-1)w()/%/%w(FeO)/%/(kg·t-1)1.62552.6230.3310.386.6075.648.621941.62352.3130.1210.956.6275.898.561884Tab.4Maintechnicalparametersbeforeandafterthetest/KPaw(S)/%w(FeO)/%/A11.863283220.0380.54343.3311.743002980.0360.30336.67/℃1#2#51#、2#120m2Tab.5Mainenvironmentalindexesoftheheadof1#and2#120m3sintermechinewithandwithoutwasteemulsion2007220073200742007520076200772007820079200710200711200712200811#2#1#2#1#2#1#2#1#2#ρ(SO2)/(mg·m-3)SO2/(kg·h-1)NOx/(kg·h-1)ρ()/(mg·m-3)ρ(NOx)/(mg·m-3)1002996917113985784689582957671064310661932072112341902252272341912692722622662247523642962194926.6423512602893833222932812881552512583796055.658.5615758.56258.3606662.5695639936467061069115092010808208308618392432112652771852312282671602212152132873217125602465254627471522612332553593852923802872883242916356666859596265575759562Tab.2Pelletizingeffectsofmixturebeforeandafterthetest<1mm1~3mm3~5mm>5mm10.727.330.531.59.927.630.731.8。,,2。,,。;3,4。,。。,、,。,,120m2、,。1#、2#120m25。,3:①,2~3m3,,,,,,,:·53·INDUSTRIALWATER&WASTEWATERVol.42No.5Oct.,2011,;②,,;,;,3mm。;③,,,H2OCO2。280m3,,5500/m3,:80m3×12×5500/m3=528();80m3×12=960m3,10/m3,:960m3×10/m3=0.96();:528+0.96=528.96。,,。3、-,,,2:①,;②,;③,,。:[1],.[J].,2000,(5):37-38.[2],,.2030[J].,2006,31(3):1-3.:(1970-),,,,,,()xuechuiyi2005@yahoo.com.cn。《》2012《》1973,。:ISSN1004—275X/CN53—1087/TQ,5300004000047。,(),()。20117《》(CA),《》(Ulrich′sPeri-odicalsDirectory)。:、、、、、、、、、、、、、。《》,A4,,10,60(),。!!!::17,300385,:022-23962479,23973378;:53,100029,:010-64444115,64444113;:15,100165,:010-51438155-833;:10,100005,:010-65123438,85119978()。:1417《》:650228:0871-4327010:0871-4322568()E-mail:ynhgzz@126.com:():::2502039809100000563!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!···54·
本文标题:钢铁冷轧浓缩废乳化液处置薛垂义
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