Estimation of Air Temperature Induced by a Heat Source in a Compartment with Displacement Ventilation

W. K. Chow


DOI: 10.2190/KA0L-W0KR-VF6H-12U3

Abstract

A simple model is proposed to calculate the air temperature rise induced by a heat source in a compartment with displacement ventilation. The model is based on the mixing process in ventilation theory. Expressions for the hot air temperature are derived by considering the cases with and without a thermal plume region. Numerical studies in a chamber with displacement ventilation were performed with computational fluid dynamics to justify the predicted results.

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