Résumé
For improving the coefficient of performance of carbon-dioxide water-water heat pump effectively, this paper discusses the design of a flooded type evaporator. Several correlations of pool boiling heat transfer are used to calculate the coefficient of carbon dioxide pool boiling heat transfer. An experiment loop was established. The boiling heat transfer of enhanced tube and the smooth were tested respectively. The calculation results are compared with the test results. A proper correlation is recommended for design according to the experimental results. Effect of oil on the flooded evaporator is discussed. A dry evaporator is suggested to combine with the flooded evaporator for oil separation.
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Détails
- Titre original : Study on evaporator of carbon-dioxide water source heat pump.
- Identifiant de la fiche : 2009-0362
- Langues : Anglais
- Source : 8th IIR-Gustav Lorentzen Conference on Natural Working Fluids (GL2008)
- Date d'édition : 07/09/2008
Liens
- Voir les traductions : Bomba de calor para dióxido de carbono-agua: estudio sobre el diseño del evaporador tipo inundado.
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Indexation
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- Auteurs : YOSHIOKA S., KIM H., KASAI K.
- Date : 20/05/2008
- Langues : Anglais
- Source : 9th IEA Heat Pump Conference 2008: advances and prospects in technology, applications and markets. Conference proceedings [CD-ROM + abstracts].
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- Date : 17/07/2006
- Langues : Anglais
- Source : 2006 Purdue Conferences. 18th International Compressor Engineering Conference at Purdue & 11th International Refrigeration and Air-Conditioning Conference at Purdue [CD-ROM].
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- Date : 13/06/2010
- Langues : Anglais
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- Auteurs : KAJI R., YOSHIOKA S., FUJINO H.
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- Date : 21/08/2007
- Langues : Anglais
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