Browsing Ústav technických zařízení budov by Author "Krajčík, Michal"

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Circular Free Jets: CFD Simulations with Various Turbulence Models and Their Comparison with Theoretical Solutions

Kmecová, Miroslava; Šikula, Ondřej; Krajčík, Michal (IOP Publishing Ltd, 2019-02-25)

The theory of turbulent free jet is fundamental for the design of comfort ventilation, as free jets frequently occur in mixing and personalized ventilation systems and their characteristics strongly influence the air quality ...
The possibilities of application of radiant wall cooling in existing buildings as a part of their retrofit

Krajčík, Michal; Šikula, Ondřej (EDP Sciences, 2019-08-13)

In the following years and decades the increase in cooling capacity will put tremendous pressure on the energy infrastructure and severely increase the environmental impacts. In a moderate climate and well thermally insulated ...
Radiant wall cooling with pipes arranged in insulation panels attached to facades of existing buildings

Šimko, Martin; Krajčík, Michal; Šikula, Ondřej (EDP Sciences, 2019-08-13)

Radiant systems are being increasingly used for space heating and cooling of buildings. The contemporary research of radiant systems addresses mainly floor and ceiling structures. Research regarding the possibilities of ...