Wednesday, December 30, 2009

Steady Heat Tech Deck Explain A Steady State Heat Conduction In A One Dimensional Solid & A Transient Heat Conduction In A Solid?

Explain a steady state heat conduction in a one dimensional solid & a transient heat conduction in a solid? - steady heat tech deck

For example, a copper plate of 1 cm and 1 meter x 1 meter forms the wall of a tank (such as the dimensions of the plates are huge compared to the thickness, thermal conductivity in the plane of the plate can be neglected). The water tank of 1000 liters of water, which is held exactly at 50 ° C) with emphasis placed in circulation (a constant temperature heat sources. The other side of the plate is cooled by blowing air at a constant temperature, humidity and speed (a heat sink is constant and infinite). In theory, this should create a temperature gradient of the steady-state through the thickness of the plate on the right side of Cu in the middle of the plate. The slope of the temperature gradient that is directly connected to the thermal conductivity of the African Union.

For example, the transient heat conduction, the copper plate between two water tanks, which have no heating or cooling. One side is filled with cold water, on the other side running with hot water immediately. At the moment comes, hot water, there is a temperature gradient formed in the copper plate. This temperature gradient Maximinimum slope when the temperature difference is maximal. Over time the water reached in the two reservoirs do not have the same temperature gradient in Cu.

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