Scale-up Prediction of industrial results basing of laboratory test.
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Transcript of Scale-up Prediction of industrial results basing of laboratory test.
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Scale-upPrediction of industrial results basing of laboratory test
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Yianatos’ Method
Laboratory flotation kinetics r(t)
Yianatos J.B., Berh L.G., Aguilera J., Flotation scale up: use of separability curves, Minerals Engineering, 16, 2003, 347-352
tk
ertr
tk
max
max ]1[1)()(
Cu) oxidiezed of(procent00945.0045.1)(
)(
tr
R
Plant flotation kinetics R(t)
only recovey is scale-up
Outcome
Dell’s upgrading curve
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MFT-FLEET Method (based on flotation kinetics and upgrading curves
MinnovEX Flotation Test (shortly MFT) laboratory tests
Dobby G.S., Savassi, O.N. An advanced modelling technique for scale-up of batch flotation results to plant metallurgical performance, Centenary of Flotation Symposium, Brisbane , QLD, June 2005
Prediction of flotation results based on the MFT-FLEET method shown on the Halbicha upgrading curve (Dobby i Savassi, 2005)
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SUPASIM Method Eurus Mineral Consultants (EMC)
A comparison of predicted plant recovery and lab tests (Hay i Schroeder, 2005)
Hay M.P., Schroeder, G. Use of the SUPASIM flotation model in optimising Impala’s UG2 circuit, Minerals Engineering 18(2005), 772-784
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Outokumpu method
Kalapudas, R.A study on scaling-up of laboratory batch flotation data to industrial size flotation, Congrès international de minéralurgie,
Gedimfrance, 15, 1985, pp. 112-121, (monograph)
Halbich’s upgrading curves for plant ( 1) and lab (lines 2-5) under different conditions
When the lab meets plant data
Comparison of kinetics to get A scale-p factor A depends on recovery
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The Gorain-Franzidis—Manlapig method
Gorain B.K., Franzidis, J.P., Manlapig E.V., Studies on impeller type , impeller speed and air flow rate in an industrial scale flotation cell. Part .4. Effect of bubble surface area flux on flotation kinetics, Minerals Engineering, 10(4), 367-379, 1997
Flotation kinetics scale -up
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PWR-AGH method
plant
Fuerstenau’s upgrading curve provides selectivity coefficient of flotation
)100()5.95(07.0)(
)100(2
'
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)'( rrar aa
)(
)100(
r
r
aa
calibration
lab
J. Drzymala, A. Luszczkiewicz, D. Foszcz, 2010, Application of upgrading curves for evaluation of past, present and future performance of a separation plant, Mineral Processing and Extractive Metallurgy Review, 31(3) 165-175
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Industrial floatabilty method *
unpublished: Report I-11/2013/S-30 PWR, A. Łuszczkiewicz, D. Foszcz, J. Drzymała, A. Bakalarz M. Duchnowska, D. Szyszka, T. Tumidajski, T. Niedoba, Z. Konopacka, P. Kowalczuk, J. Hupka, M. Niewiadomski, K. Księżniak, A. Rogala, P. Karwowski, T. Henc, Opracowanie metodyki badania odczynników flotacyjnych pod kątem ich własności użytkowych, Wroclaw, Poland, 2013
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Homework
Two students, as a team, prepare a 15 min long PowerPoint presentation, presented in the class, on one selected method of scale-up