<abstract xmlns="http://www.w3.org/1999/xhtml"><p> Carbon dioxide can affect on human mood and working conditions in closed area. Knowledge about the level of air pollutants concentration in the room, should be a guideline to design a properly working ventilation system. For years carbon dioxide, appearing during human breathing, was not taken into consideration as a factor determining the process of ventilation systems design. At present the assessment of air quality in closed rooms is performed on the basis of measurement of concentration of carbon dioxide metabolically produced by humans that can be referred to the so-called hygienic minimum, eg the upper limit of CO<sub>2</sub> concentration equal to 1000 ppm (0.1%).</p></abstract>

Carbon dioxide can affect on human mood and working conditions in closed area. Knowledge about the level of air pollutants concentration in the room, should be a guideline to design a properly working ventilation system. For years carbon dioxide, appearing during human breathing, was not taken into consideration as a factor determining the process of ventilation systems design. At present the assessment of air quality in closed rooms is performed on the basis of measurement of concentration of carbon dioxide metabolically produced by humans that can be referred to the so-called hygienic minimum, eg the upper limit of CO2 concentration equal to 1000 ppm (0.1%).

The Influence of a Ventilation on the Level of Carbon Dioxide in a Classroom at a Higher University / Wpływ Wentylacji Na Poziom Ditlenku Węgla W Pomieszczeniu Uczelni Wyższej

Faculty of Architecture, Civil and Environmental Engineering, Lodz University of Technology, al. Politechniki 6, 90-924 Łódź, Poland, phone +48 42 631 35 14, +48 42 631 35 21, fax +48 42 631 35 16

Faculty of Architecture, Civil and Environmental Engineering, Lodz University of Technology,

Faculty of Process and Environmental Engineering, Lodz University of Technology, ul. Wólczańska 175,

Ecological Chemistry and Engineering S

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Carbon dioxide can affect on human mood and working conditions in closed area. Knowledge about the level of air pollutants concentration in the room, should be...

The Influence of a Ventilation on the Level of Carbon Dioxide in a Classroom at a Higher University / Wpływ Wentylacji Na Poziom Ditlenku Węgla W Pomieszczeniu Uczelni Wyższej

Online veröffentlicht: 18. Apr. 2015

Seitenbereich: 61 - 71

DOI: https://doi.org/10.1515/eces-2015-0003

Schlüsselwörter
carbon dioxide, ventilation, concentration in the room

© by Robert Cichowicz

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

The Influence of a Ventilation on the Level of Carbon Dioxide in a Classroom at a Higher University / Wpływ Wentylacji Na Poziom Ditlenku Węgla W Pomieszczeniu Uczelni Wyższej

Online veröffentlicht: 18. Apr. 2015

Seitenbereich: 61 - 71

DOI: https://doi.org/10.1515/eces-2015-0003

Schlüsselwörtercarbon dioxide, ventilation, concentration in the room

© by Robert Cichowicz

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Schlüsselwörter
carbon dioxide, ventilation, concentration in the room