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Diffusion in Liquids and Gases

Learning Objectives / Experiments:

• Fundamentals of diffusion, Fick’s law
• Derivation of the calculation formula for the diffusion coefficients for the given experimental conditions
• Determination of the diffusion coefficient for the mass transport in gas
• Determination of the diffusion coefficient for the mass transport in liquid

Unit Components:

• U-tube with capillaries
• Conductivity sensor
• Tank
• Magnetic stirrer with stir bar
• Heater in the water bath
• Microscope
• Float switch
• Diffusion tube
• Temperature sensor
• Display and control unit

Vacuum Filtration Unit

Learning Objectives / Experiments:

• Learning of vacuum filtration fundamental principles
• Evaluation of vacuum pressure influence on cake height
• Evaluation of Darcy equation

Unit Components:

• Steel tank with capacity of 5 liters
• Polyester filter
• Steel separation tank for pump protection
• Piston vacuum pump
• Stainless Steel lines, fittings and valves
• Aluminum profile casing

Tubular Reactor

Learning Objectives / Experiments:

• Study of rector temperature influence on the reaction
• Study of feed flow influence on the reaction
• Study of residence time influence on the reaction

Unit Components:

• Inlet for two reactants
• Heating water overflow
• Preheating coils for two reactants
• T-piece for mixing the reactants
• Heating water outlet
• Heating water inlet
• Tube (reactor)
• Product outlet
• Conductivity and temperature sensor