Manufactured by Atto Labware

The Thermal Conductivity of Powder Apparatus is designed to measure the effective thermal conductivity of insulating powder materials. The setup demonstrates the resistance of porous and granular materials to heat flow, making it ideal for studying insulation efficiency used in construction, refrigeration, and thermal systems.

Educational Objectives

• Understand thermal conductivity in insulating powder materials.

• Determine effective thermal resistance in granular and porous media.

• Study the effect of powder density and packing on heat transfer.

• Compare experimental results with theoretical calculations.

Performance Measurement

• Temperature distribution across the powder medium.

• Measurement of heat input and heat loss.

• Calculation of thermal conductivity of insulating powders.

• Verification of Fourier’s law of heat conduction.

Panel and Instruments

• Cylindrical test cell filled with insulating powder.

• Electric heater with variable power supply.

• Thermocouples placed at different radial positions.

• Digital temperature indicator.

• Voltmeter and ammeter for electrical measurement.

• Insulated outer casing with safety guard.