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Falling Film Absorption Didactic Equipment Vocational Training Equipment Fluid Lab Equipment

Item No.: CE 405
Falling Film Absorption Didactic Equipment Vocational Training Equipment Fluid Lab Equipment
Description
CE 405 Falling Film Absorption Didactic Equipment Vocational Training Equipment Fluid Lab Equipment

Separation of oxygen from an air flow by absorption in a falling film column
Features
- separation of oxygen by absorption
- continuous regeneration of the solvent with nitrogen by stripping
- safe operation due to use of water as the solvent and non-hazardous gases
- network capability: observe, acquire, analyse experiments via customer's own network
Learning objectives/experiments
- investigation of the absorption process during the separation of oxygen from an air flow in a falling film column
- balance of the process
- determination of the mass transfer coefficient depending on
-- volumetric air flow rate
-- flow rate of the solvent water
- regeneration of the solvent by stripping
- familiarisation with counterflow process
Specification
[1] transparent falling film column for the absorption of oxygen from the ambient air in water
[2] continuous regeneration of the water (solvent) in a transparent desorption column by stripping with nitrogen
[3] compressor supplies ambient air to the falling film column
[4] 2 pumps supply water between the columns
[5] valves and flow meters to adjust the flow rates of air and solvent
[6] sensors rerecord oxygen concentration and temperature upstream and downstream of the absorption column
[7] digital displays for all measuring values
[8] network capability: observe, acquire, analyse experiments at any number of workstations with software via the customer's own LAN/WLAN network
[9] data acquisition via customer’s own network or via direct LAN connection with  software under Windows 10


Technical data
Absorption column
- inner Ø x height: 32x890mm
- material: glass
Desorption column
- inner Ø x height: 24x1650mm
- material: PMMA
2 pumps
- max. flow rate: 58L/min each
- max. head: 3,7m each
Compressor
- max. positive pressure: 2bar
- max. flow rate: 23L/min
Tank, stainless steel: capacity: approx. 50L
Measuring ranges
- flow rate: 38...380mL/min (water)
- flow rate: 36...360NL/h (air)
- temperature: 2x 0...50°C
- oxygen concentration: 2x 0...20mg/L
230V, 50Hz, 1 phase; 230V, 60Hz, 1 phase
120V, 60Hz, 1 phase; UL/CSA optional
LxWxH: 1930x790x1980mm
Weight: approx. 135kg