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Ammonia Sorption on Composites 'CaCl2 in Inorganic Host Matrix': Isosteric Chart and Its Performance Full article

Journal International Journal of Low Carbon Technologies
ISSN: 1748-1317
Output data Year: 2006, Volume: 1, Number: 3, Pages: 191-200 Pages count : 10 DOI: 10.1093/ijlct/1.3.191
Tags ammonia sorption; calcium chloride; alumina; vermiculite; cooling COP
Authors Sharonov Vasily E. 1 , Veselovskaya Janna V. 2 , Aristov Yury I. 1
Affiliations
1 Boreskov Institute of Catalysis, Pr. Lavrentieva, 5, Novosibirsk, 630090 Russia
2 Novosibirsk State University, Ul. Pirogova, 2, Novosibirsk, 630090 Russia

Funding (3)

1 Russian Foundation for Basic Research 04-02-81028
2 Russian Foundation for Basic Research 05-02-16953
3 Russian Foundation for Basic Research 05-08-50223

Abstract: The isosteres of ammonia sorption on new composite sorbents ‘CaCl2/γ-Al2O3’ and ‘CaCl2/vermiculite’ were measured at T = 20–90°C and P = 0.08–9 bar. It was found that the modification of host matrices by the salt dramatically increases the ammonia uptake due to the formation of CaCl2 × nNH3 complexes. The isobaric enthalpy and entropy of ammonia sorption by the salt confined to alumina pores were significantly lower than those for the bulk one. For a basic cycle, the values of COP = 0.40–0.48 were calculated at Te = −18°C, Tc = 36–42°C and Tg = 117–120°C. High COP could make these sorbents promising for application in cooling units driven by relatively low temperature heat.
Cite: Sharonov V.E. , Veselovskaya J.V. , Aristov Y.I.
Ammonia Sorption on Composites 'CaCl2 in Inorganic Host Matrix': Isosteric Chart and Its Performance
International Journal of Low Carbon Technologies. 2006. V.1. N3. P.191-200. DOI: 10.1093/ijlct/1.3.191 РИНЦ OpenAlex
Files: Full text from publisher
Dates:
Published print: Jul 1, 2006
Identifiers:
Elibrary: 21116628
OpenAlex: W2045470809
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