Tray Dryer Apparatus Technical Education Equipment

TD Tray Dryer Apparatus Technical Education Equipment

This dryer has been designed to study the commonest industrial drying method of solids consisting in blowing a flow of hot air onto some trays where wet material is arranged.
TRAINING PROGRAM
This unit enables to deepen the following issues:
• Psychrometric chart
• Energy balance
• Mass balance
• Drying regimes
• Analogies between mass and heat transfer
• How air speed and temperature can affect drying
TECHNICAL SPECIFICATIONS:

• Framework of AISI 304 stainless steel with castors
• Horizontal duct of AISI 304 stainless steel with window (450×450 mm)
• Fan with digital speed control, 0 to 4 m/s
• 4 aluminium trays, 400×300 mm
• Adjustable battery of electric heaters, Pmax = 2.7 kW
• 2 digital thermohygrometers with displays
• Digital anemometer with display
• Electronic balance, with range of 0 to 10 kg, division 0.1 g
• Digital chronometer
• Switchboard IP55, complying with EC conformity mark, including plant synoptic and ELCB
• Emergency button
Supply with
THEORETICAL – EXPERIMENTAL HANDBOOK