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Анотація
Каскадная холодильная машина – комплекс одноступенчатых циклов-каскадов с разными рабочими веществами. Приведен способ термодинамического анализа каскадных машин, в которых цикл верхнего каскада реализуется в надкритической области рабочим веществом R744,при изменении температуры в конденсаторе-испарителе и давления в газовом охладителе, Установлено влияние указанных параметров на объемные и энергетические характеристики сложного цикла и машины в целом.
Ключові слова:
каскадная холодильная машина – R744 – надкритический цикл – объемные и энергетические хара-ктеристики машины
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Як цитувати
Морозюк, Л. (2016). ТЕРМОДИНАМИЧЕСКИЙ АНАЛИЗ КАСКАДНЫХ ХОЛОДИЛЬНЫХ МАШИН С R744 В ВЕРХНЕМ КАСКАДЕ. Refrigeration Engineering and Technology, 52(1). https://doi.org/10.21691/ret.v52i1.32
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Посилання
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5. Bhattacharyya, S. 2005.Optimization of a CO2-C3H8 Cascade System for Refrigeration and Heating. International Journal of Refrigeration, 28, 284–1292. doi: 10.1016/j.ijrefrig.2005.08.010
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7. Yamaguchi, H. 2011. Investigation of Dry Ice Block-age in an Ultra-Low Temperature Cascade Refrigeration System Using CO2 as a Working Fluid. International Journal of Refrigeration, 34, 466–475. doi: 10.1016/j.ijrefrig.2010.11.001
8. Morozjuk, T. V. 2006. Teorija holodil'nyh mashin i teplovyh nasosov, Studija «Negociant», 712.
9. Morozjuk, L. I. 2015. Assessment of thermodynamic perfection of working substancesin cascade refrigerators. Eastern-european journal of enterprice technologies, 2, 8(74), 47-52.
10. Martynovskij, V. S. 1972. Analiz dejstvitel'nyh termodinamicheskih tsiklov, Energija, 216.
11. Haiduk, S. V. 2014. Rozroblennia ta analiz skhemnykh rishen enerhoperetvoriuvalnykh system, shcho pratsiuiut’ z dioksydom vuhletsiu, Dis. kand. tekhn. nauk, 176 p.
2. Bingming, W. 2009. Experimental Investigation on the Performance of NH3/C02 Cascade Refrigeration System with Twin-Screw Compressor. International Journal of Refrigeration, 32, 1358–1365. doi:10.1016/j.ijrefrig.2009.03.008
3. Lee, T. 2006. Thermodynamic analysis of optimal condensing temperature of cascade-condenser in CO2/NH3 cascade refrigeration systems, 29, 1100–1108. doi: 10.1016/j.ijrefrig.2006.03.003
4. Bitzer Kühlmas chinenbau GmbH. Obzor hlad- agentov 2004, No.13. А-501-13. 36. Available at: http://ykaxolod.com.ua/file/Obzor%20hladagentov%20-i%20ix%20vzaimozamenjaemost.pdf. Date of access: 17.10.2016
5. Bhattacharyya, S. 2005.Optimization of a CO2-C3H8 Cascade System for Refrigeration and Heating. International Journal of Refrigeration, 28, 284–1292. doi: 10.1016/j.ijrefrig.2005.08.010
6. Di Nicola, G. 2005. Blends of Carbon Dioxide and HFCs as Working Fluids for the Low-Temperature Cir-cuit in Cascade Refrigerating Systems. International Journal of Refrigeration, 28, 130–140. doi: 10.1016/j.ijrefrig.2004.06.014
7. Yamaguchi, H. 2011. Investigation of Dry Ice Block-age in an Ultra-Low Temperature Cascade Refrigeration System Using CO2 as a Working Fluid. International Journal of Refrigeration, 34, 466–475. doi: 10.1016/j.ijrefrig.2010.11.001
8. Morozjuk, T. V. 2006. Teorija holodil'nyh mashin i teplovyh nasosov, Studija «Negociant», 712.
9. Morozjuk, L. I. 2015. Assessment of thermodynamic perfection of working substancesin cascade refrigerators. Eastern-european journal of enterprice technologies, 2, 8(74), 47-52.
10. Martynovskij, V. S. 1972. Analiz dejstvitel'nyh termodinamicheskih tsiklov, Energija, 216.
11. Haiduk, S. V. 2014. Rozroblennia ta analiz skhemnykh rishen enerhoperetvoriuvalnykh system, shcho pratsiuiut’ z dioksydom vuhletsiu, Dis. kand. tekhn. nauk, 176 p.