Summary
The paper presents a dynamic method to estimate the actual occupancy in indoor space by measuring the carbon dioxide concentration of return air and outdoor air-flow rate. The accuracy and response speed are tested and compared with the steady-state estimating method under various occupancy profiles. An on-line outdoor air control strategy using the dynamic estimating method and the validation of the method are presented. The indoor air quality and energy performance of ventilation using these strategies are evaluated under various indoor occupancy and outdoor weather conditions.
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Details
- Original title: On-line outdoor air flow control by estimating occupancy.
- Record ID : 1998-3084
- Languages: English
- Source: International Symposium on Air Conditioning in High Rise Buildings - 1997
- Publication date: 1997/09/09
- Document available for consultation in the library of the IIR headquarters only.
Links
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Indexing
- Themes: Other air-conditioning equipment
- Keywords: Heat balance; Control (automatic); Air change; Air conditioning; CO2
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- Date : 2002/04
- Languages : English
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- Author(s) : WANG J., CHEN Z., SHI M.
- Date : 2007/08/21
- Languages : English
- Source: ICR 2007. Refrigeration Creates the Future. Proceedings of the 22nd IIR International Congress of Refrigeration.
- Formats : PDF
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Comportamiento dinámico del sistema HVAC de un ...
- Author(s) : WANG J., CHEN Z., SHI M.
- Date : 2008/09
- Languages : Spanish
- Source: IIF-IIR/Frío Calor Aire acond. - vol. 36 - n. 406
- Formats : PDF
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ENERGY CONSERVATION OF VARIABLE AIR VOLUME SYST...
- Author(s) : MATSUMOTO T., INOUE U.
- Date : 1981
- Languages : Japanese
- Source: Transaction of the Society of Heating, Air-conditioning and Sanitary Engineers of Japan - n. 15
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Carbon dioxide concentration-based ventilation ...
- Author(s) : VACULIK F., PLETT E. G.
- Date : 1993
- Languages : English
- Source: ASHRAE Transactions 1993.
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