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[129660] Artykuł: Heat Transfer Through a Three-chamber Glass UnitCzasopismo: Rocznik Ochrona Środowiska Tom: 26, Strony: 49-55ISSN: 1506-218X Opublikowano: 2024 Liczba arkuszy wydawniczych: 1.00 Autorzy / Redaktorzy / Twórcy Grupa MNiSW: Publikacja w czasopismach wymienionych w wykazie ministra MNiSzW (część A) Punkty MNiSW: 40 Pełny tekst DOI Słowa kluczowe: heat transfer  mathematical modelling  windows  window thermal resistance  thermal transmittance  Keywords: heat transfer  mathematical modelling  windows  window thermal resistance  thermal transmittance  |
A well-known way to increase the thermal insulation properties of windows in buildings is to increase the
number of glasses in a window or, what is the same, to increase the number of glass chambers in a glass unit. This
method, in combination with low-emissivity coatings on the inner surfaces of glass, can provide a significant increase
in the heat transfer resistance of window structures. The use of such windows in construction can significantly reduce
heat loss from the premises in the winter, which leads to a reduction in energy costs for heating and increases the energy
efficiency of the building. In this work, the characteristics of heat transfer through a three-chamber glass unit are studied
using numerical modeling and experimental study. Options for the absence and presence of low-emissivity coatings on
glass are considered. Changes in air velocity and temperature in the chambers are studied. Heat transfer resistance for
three-chamber windows are calculated depending on the number of low-emissivity coatings on the glass.
A well-known way to increase the thermal insulation properties of windows in buildings is to increase the
number of glasses in a window or, what is the same, to increase the number of glass chambers in a glass unit. This
method, in combination with low-emissivity coatings on the inner surfaces of glass, can provide a significant increase
in the heat transfer resistance of window structures. The use of such windows in construction can significantly reduce
heat loss from the premises in the winter, which leads to a reduction in energy costs for heating and increases the energy
efficiency of the building. In this work, the characteristics of heat transfer through a three-chamber glass unit are studied
using numerical modeling and experimental study. Options for the absence and presence of low-emissivity coatings on
glass are considered. Changes in air velocity and temperature in the chambers are studied. Heat transfer resistance for
three-chamber windows are calculated depending on the number of low-emissivity coatings on the glass.