calculations for the thickener flocculant dosificaci
A Critical Review of Thickener Design Methods t
depending on the amount of flocculant added. It is precisely by the addition of flocculant that the depth of the clear liquid is controlled in industrial thickeners and for a safe operation it is maintained at a mini mum of 0.5 to 1.0 m. When zone I is invaded with solid particles we say that the thickener overflows.
Chat OnlineTHE ROLE OF ORE PROPERTIES IN THICKENING PROCESS
slurries it is still used for thickener design calculations. Talmage and Fitch (1955) applied the mathematical approach of Kynch for thickener design and thereafter Yoshioka et al. (1957) obtained the thickener area by using a settling flux. Moreover Oltmann (1975) suggested a simple empirical approach to the critical flux
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The control of the thickener must accommodate fluctuations in the process stream. This control is achieved by manipulating both the flocculant addition and the rate of underflow pumping. However fluctuations in ore type cause random changes in the required flocculant dosing. With PID loop control the thickener inventory can be controlled
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Through the online measurement of the thickener operation parameters including feed flow rate mud bed level and underflow concentration an intelligent control strategy for thickener underflow and flocculant addition is proposed based on the mass balance model and expert rules.
Chat OnlineFlocculant Used In Thickener In Iron Ore Beneficiation Pdf
flocculant and its properties in iron ore processing units. Iron Ore / Manganese Ore Beneficiation Official Site of Great Northern Iron Ore Properties. flocculant and pilot scale paste thickener thickened iron ore
Chat OnlineFlocculant DosageThickening Filtering CCD Water
To participate in the 911Metallurgist Forums be sure to JOIN LOGIN Use Add New Topic to ask a New Question/Discussion about Thickening Filtering or Tailings and Water. OR Select a Topic that Interests you. Use Add Reply = to Reply/Participate in a Topic/Discussion (most frequent). Using Add Reply allows you to Attach Images or PDF files and provide a more complete input.
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Design contact times for flocculation range from 15 or 20 minutes to an hour or more and flocculation requires careful attention to the mixing velocity and amount of mix energy.
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Thickened tailings water balancedealing with excess water J. Moreno et al. 66 Paste 2012 Sun City South Africa The performance of modern thickeners is quite reliable provided that flocculant
Chat OnlineUNDERSTANDING POLYMER FOR THICKENING AND
Polymer is used as a flocculant for solids separation processes. The aggregation of particles into larger and more easily removable forms by applying coagulants or flocculants is necessary for efficient separation by clarification decanting sedimentation filtration thickening and
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