Engineering Theory of Leaching

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Pulse Input Tracer Tests• Often easiestto execute• Output givesRTD directlyexcept fornormalization• QC check is determination of the tracer recovery14
Step Input Tracer Test• Requires theability to makea continuoustracer injectionfor severalresidence times• Output gives the integral of RTD, except for normalization• QC check to ascertain that exit concentration equals theinlet concentration at the end of the test15
Page 1 and 2: Engineering Theory of LeachingAn ap
Page 3 and 4: Scale-up• we have to be able to a
Page 5 and 6: Major Process Variables (cont’d)
Page 7 and 8: Moving Forward• A procedure that
Page 9 and 10: 9Generic RTD curve
Page 11 and 12: 11Dispersed Plug Flow Model
Page 13: Tracer Tests• Can determine RTD f
Page 17 and 18: Fluid Behaviour andBatch Reactor Ki
Page 19 and 20: Macrofluid Behaviour andCSTR Kineti
Page 21 and 22: Leaching Particle Batch/ContinuousK
Page 23 and 24: With Correspondence inKinetics Esta
Page 25 and 26: Utility of Method• This approach
Page 27: Example batch-to-continuouscalculat
Page 30: 30Batch oxidation results at 185 o
Page 34 and 35: 34To normalize, all the zinc concen
Page 38: 38In the final columns, we form the

Engineering Theory of Leaching

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