Summary
To get efficient systems, it is necessary to keep temperatures for cooling as high as possible and temperatures required for heating as high as possible. Additionally, the heat sink/heat source temperature should be low in the cooling season and high in the heating season to reduce the temperature lift in the heat pump chiller. Using the ground as heat sink/heat source, these requirements can be achieved. Additionally, the building can be heated by the heat pump chiller only. The temperature for dehumidification is more or less fixed; however, the temperature for removing the cooling load can be significantly higher, again a step towards more efficient systems. Such a solution requires higher first cost; however, running costs can be reduced significantly.
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Pages: 2004-3
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Details
- Original title: Air-conditioning systems in large commercial buildings.
- Record ID : 2006-0416
- Languages: English
- Source: Compressors 2004: 5th International Conference on Compressors and Coolants
- Publication date: 2004/09/01
Links
See other articles from the proceedings (40)
See the conference proceedings
Indexing
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Themes:
Commercial heat pumps;
Comfort air conditioning - Keywords: Ground-water; Commercial building; Design; Heat pump; Air conditioning
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Design issues in commercial open-loop heat pump...
- Author(s) : RAFFERTY K.
- Date : 2008/06/21
- Languages : English
- Source: ASHRAE Transactions. 2008 Annual Meeting, Salt Lake City, UT. Volume 114, part 2 + CD-ROM.
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Energy analysis of a combined heating and cooli...
- Author(s) : CARLI M. de, CAPPON F., PRENDIN L., et al.
- Date : 2011/04/05
- Languages : English
- Source: Sources/sinks Alternative to the Outside Air for Heat Pump and Air-conditioning Techniques (Alternative Sources - AS), Padua, Italy, April 5-7, 2011. / International Sorption Heat Pump Conference (ISHPC11), Padua, Italy, April 6-8, 2011.
- Formats : PDF
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Actual effectiveness of heat pump systems for e...
- Author(s) : SAWACHI T., MIURA H., HOSOI A., et al.
- Date : 2010/02/17
- Languages : English
- Source: Measures to address climate change. 2010 International Symposium on Next-generation Air Conditioning and Refrigeration Technology: February 17-19, Tokyo, Japan.
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An assessment of gas absorption heat pump integ...
- Author(s) : RAVI A., MESINGER M. Jr, GLANVILLE P., LAFLEUR J., ARNOLD S.
- Date : 2023/05/15
- Languages : English
- Source: 14th IEA Heat Pump Conference 2023, Chicago, Illinois.
- Formats : PDF
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Simulation and control strategy of a CO2
- Author(s) : GHOLAMREZAIE S., CIMMINO M., ESLAMI-NEJAD P.
- Date : 2022/06/13
- Languages : English
- Source: 15th IIR-Gustav Lorentzen Conference on Natural Refrigerants (GL2022). Proceedings. Trondheim, Norway, June 13-15th 2022.
- Formats : PDF
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