高浊度原水磁絮凝的分离实验史少欣

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    :2000-10-29  :2000-12-14史少欣,张雪红,李明俊(, 330034) :本文选择高浊度原水(浊度=2000~2500,pH=5~6)为对象在自制的磁分离装置上进行磁絮凝实验研究,结果表明原水经磁絮凝以后,其出水浊度均有不同程度的降低,原水流量、外加电流的不同能引起出水浊度较大的变化。:磁絮凝;高浊度原水;磁分离装置:TQ314.253  :A  :1000-3770(2002)03-0166-03  ,,,、、。,,,、、、。、,。,“”,,,。1 实验设计1.1 ,(PAM),,。1.2 ,,:,30mm,36mm,,,“”,。,(1)。,,。图1 混凝磁分离法处理高浊度原水示意图1.3 ,,2000~2500,pH=5~6。(PAM),3000000,30%,;Fe3O4,,[1]。PAM第28卷 第3期2002年6月                 TECHNOLOGYOFWATERTREATMENT       Vol.28No.3June,20025g/L,2mg/L,250mg/L()。WGZ-1()。2 实验内容2.1 (1)(24L),,,,,、。2.2 (2),,,。2.3 、()(3)1L,PAMPAM,15min,。3 实验结果分析3.1   24L,6g,PAM9.6mL。1 (=2500)  (L/h)120906040156529502737242915.72115.6  1,,,,。,15L/h120L/h,2165,210%,;,15.629,86%,。,,,,,。,29,40L/h,120L/h,3。,,,,,,。3.2 ()40L/h,3.1。2 (A)12468242018.215.713  2,,,。,,[2]:  Fm=XVH(dH/dl)  ,X:,V:,H:,dH/dl:。,,,。HI[3]:  H=KI,K,、、。,。I,。,,,,,,,。,,,,。3.3 、41L,11mLPAM,21mLPAM250mg,32mLPAM,42mLPAM250mg,15min,3。3   1234(mL/L)1.01.02.02.0(mL/L)02500250(mL)53352918()1914(min)158146  3,,167  ,。,,,,,,。,,,V,Fm,1/3,。12、34,,。24,,。,4。,,14~15min,6~8min。,。,,。4 结 论,,,,,,;,,,;,1/3,。,、、,。[1] ,,,,.[J].(),1999,45(2):203.[2] ,,,,.[J].,1999,(1).[3] ,.[J].,1999,(4):22.SEPARATIONOFHIGHTURBIDITYRAWSEWAGEBYMAGNETICFLOCCULATIONSHIShao-xin,ZHANGXue-hong,LIMing-jun(NanchangInstituteofAeronauticTechnology,Nanchang330034,China)Abstract:Thehightrubidityrawsewagewasseparatedbythewayofmagneticflocculation;theresultsshowedthattheturbidityoftherawsewagedecreasedtodifferentdegreeaftermagneticflocculation,inmagneticseparationapparatus,andtheturbidityofeffluentfluctuatedgreatlywiththeflowandelectricalcurrent.Keywords:magneticflocculation;highturbidityrawsewage;magneticseparateapparatus16828 3  

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