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Mathematical Modeling Of Adsorption/desorption Systems For Chemical Heat Pumps

Despite their limited commercial applications, chemical heat pumps (CHP)
have been considered as an important alternative to conventional heating
and cooling technologies. In this study, the adsorption-desorption of
ethanol over activated carbon was applied on the CHP reactor. The
ethanol vapor - activated carbon adsorption rate was determined at 30,
60, 90 and 120&deg / experimentally by using Intelligent Gravimetric Analyzer
C(IGA). The experimental adsorption data were used on the transient
modeling of reactor by assuming single component gas phase. Then,
spatial and temporal temperature, rate of heat transfer, and total amount
of heat transferred for a given period were determined. Finally, the
calculated adsorption and temperature profiles were integrated over
volume to predict performance of heat pump for different reactor
geometries. The results showed that, with proper modeling satisfactory
performance values can be attained using these systems.

Identiferoai:union.ndltd.org:METU/oai:etd.lib.metu.edu.tr:http://etd.lib.metu.edu.tr/upload/12612917/index.pdf
Date01 January 2011
CreatorsYurtsever, Ahmet Onur
ContributorsUludag, Yusuf
PublisherMETU
Source SetsMiddle East Technical Univ.
LanguageEnglish
Detected LanguageEnglish
TypeM.S. Thesis
Formattext/pdf
RightsTo liberate the content for public access

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