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http://hdl.handle.net/11452/25431
Başlık: | The first and second law analysis of a lithium bromide/water coil absorber |
Yazarlar: | Uludağ Üniversitesi/Mühendislik Fakültesi/Makine Mühendisliği Bölümü. Kaynaklı, Ömer 8387145900 |
Anahtar kelimeler: | Absorption Concentration (process) Flow of water Flow rate Heat transfer Lithium compounds Mass transfer Water cooling systems Concentration (process) Flow of water Cooling water temperature Lithium bromide Water coil absorber Bromide Cooling Countercurrent Exergy Heat transfer Lithium Thermodynamics Lithium compounds Absorption-refrigeration system Exergy analysis Heat Performance Power Thermodynamics Energy & fuels |
Yayın Tarihi: | May-2008 |
Yayıncı: | Pergamon-Elsevier Science |
Atıf: | Kaynaklı, Ö. (2008). "The first and second law analysis of a lithium bromide/water coil absorber". Energy, 33(5), 804-816. |
Özet: | The aim of this paper is to study the irreversibilities in a coil absorber using lithium bromide solution and to determine the variation of the second law efficiency with some variables such as cooling water flow rate, solution flow rate, cooling water temperature and solution concentration. The influence of absorber performance parameters is examined on the basis of the first and second laws of thermodynamics for parallel and counter-current types. In this regard, the heat and mass transfer, the second law efficiency, the magnitude and place of exergy losses in two types of absorbers are estimated and discussed comprehensively. The results showed that increasing the cooling water flow rate and decreasing the cooling water inlet temperature increase the heat and mass transfer, and decrease the second law efficiency. The effect of the solution concentration on the efficiency in general is small. Whereas the irreversibility for the counter-current mode is greater than that of the parallel-current mode, the heat-mass transfer 3-19% and the second law efficiency 1-12% are higher. |
URI: | https://doi.org/10.1016/j.energy.2008.01.009 https://www.sciencedirect.com/science/article/pii/S0360544208000406 http://hdl.handle.net/11452/25431 |
ISSN: | 0360-5442 |
Koleksiyonlarda Görünür: | Scopus Web of Science |
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