Adsorption of dissolved substances on activated carbon Features - adsorption of dissolved substances on activated carbon - concentration profiles and breakthrough curves - determination of the mass transfer zone - influence of the temperature and the contact time on adsorption - practical experiments in laboratory scale Learning objectives/experiments - recording of concentration profiles - recording of breakthrough curves - relationship between concentration profiles and breakthrough curves - determining the mass transfer zone - an adsorber's mass balance - an adsorber's efficiency - predicting breakthrough curves - scale-up of the results to industrial scale - detection of the following influencing factors -- contact time -- temperature -- mode of operation Specification [1] 2 adsorbers with activated carbon filling [2] adsorber with 8 sampling points [3] safety adsorber for closed water circuit [4] continuous process [5] metering pump for concentrated adsorbate solution [6] pump for recirculating the treated water [7] water temperature control [8] digital temperature indication [9] flow rate adjustable [10] change of adsorbate concentration and contact time Technical data Adsorber and safety adsorber - inner diameter: each 60mm - height: each 600mm - capacity: each 1700cm3 Tanks - treated water: 45L - adsorbate solution: 45L Circulation pump - max. flow rate: 180L/h - max. head: 10m Metering pump - max. flow rate: 2,1L/h - max. head: 160m Heater - max. power: 500W Measuring ranges - flow rate: 0...60L/h - temperature: 0...60°C - pressure: 0...2,5bar 230V, 50Hz, 1 phase 230V, 60Hz, 1 phase; 120V, 60Hz, 1 phase UL/CSA optional LxWxH: 1500x790x1900mm Weight: approx. 180kg