<abstract xmlns="http://www.w3.org/1999/xhtml"><p> The present paper concerns the results obtained in a human subject experimental study, regarding the predefined occupant behavior with respect to aerating activities of a naturally ventilated space. During the experiment, various scenarios were investigated of different occupant’s behavior patterns with regard to the degree of window opening. Indoor air temperature, relative humidity and CO2 volume fraction, were continuously measured and recorded. CO2 concentration time variation records were analyzed separately and the time change of this parameter was considered as a main indicator to distinguish the periods of infiltration only and the periods of conscious aeration activities, performed by the occupants. The developed evaluation procedures as well as the key results from the analyses are discussed in the paper.</p></abstract>

The present paper concerns the results obtained in a human subject experimental study, regarding the predefined occupant behavior with respect to aerating activities of a naturally ventilated space. During the experiment, various scenarios were investigated of different occupant’s behavior patterns with regard to the degree of window opening. Indoor air temperature, relative humidity and CO2 volume fraction, were continuously measured and recorded. CO2 concentration time variation records were analyzed separately and the time change of this parameter was considered as a main indicator to distinguish the periods of infiltration only and the periods of conscious aeration activities, performed by the occupants. The developed evaluation procedures as well as the key results from the analyses are discussed in the paper.

Analyses of CO2 Time Variation Records in Naturally Ventilated Occupied Spaces

Technical University of Sofia, Department: ”Hydroaerodynamics and Hydraulic Machines”

Modelling in Civil Environmental Engineering

This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

{"article-title":"Analyses of CO2 Time Variation Records in Naturally Ventilated Occupied Spaces"}

The present paper concerns the results obtained in a human subject experimental study, regarding the predefined occupant behavior with respect to aerating...

Analyses of CO2 Time Variation Records in Naturally Ventilated Occupied Spaces

Published Online: Jul 10, 2014

Page range: 17 - 24

DOI: https://doi.org/10.2478/mmce-2014-0008

Keywords
Indoor Air Quality (IAQ), CO2 concentration, Occupant Behavior, Aeration

© by Martin Ivanov

This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

Analyses of CO2 Time Variation Records in Naturally Ventilated Occupied Spaces

Published Online: Jul 10, 2014

Page range: 17 - 24

DOI: https://doi.org/10.2478/mmce-2014-0008

KeywordsIndoor Air Quality (IAQ), CO2 concentration, Occupant Behavior, Aeration

© by Martin Ivanov

This article is distributed under the terms of the Creative Commons Attribution Non-Commercial License, which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

Keywords
Indoor Air Quality (IAQ), CO2 concentration, Occupant Behavior, Aeration