Tag: The Principles of Heat Transfer in Coffee Roasting

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The Principles of Heat Transfer in Coffee Roasting

The principles of heat transfer in coffee roasting The Heat Conduction Principle - Heat always transfers from hot to cold materials. - Heat is the energy stored as heat within a material. – An excessive amount of heat can cause fires in cages, silk-shell storage boxes, and exhaust chimneys. - Convection: the movement of air around a particle. - Contact with the roasting cage: the cage must rotate to prevent grain burning. - Radiation: A metal cage that is extremely hot. During the roasting process, heat conduction occurs. Execution …