References
- Agrawal, N., and S. Bhattacharyya. 2011. Experimental investigations on adiabatic capillary tube in a transcritical CO2 system for simultaneous water cooling and heating. International Journal Refrigeration 34 (2):476–83. doi:https://doi.org/10.1016/j.ijrefrig.2010.09.014.
- Aprea, C., and A. Maiorino. 2009. Heat rejection pressure optimization for a carbon dioxide split system: An experimental study, Appl. Energy 86:2373–80.
- Brown, J. S., S. F. Yana-Motta, and P. A. Domanski. 2002. Comparitive analysis of an automotive air conditioning systems operating with CO2 and R134a. International Journal Refrigeration 25 (1):19–32. doi:https://doi.org/10.1016/S0140-7007(01)00011-1.
- Cabello, R., D. Sanchez, R. Llopis, and E. Torrella. 2008. Experimental evaluation of the energy efficiency of a CO2 refrigerating plant working in transcritical conditions. Applied Thermal Engineering 28 (13):1596–604. doi:https://doi.org/10.1016/j.applthermaleng.2007.10.026.
- Cecchinato, L., M. Corradi, E. Fornasieri, and L. Zamboni. 2005. Carbon dioxide as refrigerant for tap water heat pumps: A comparison with the traditional solution. International Journal Refrigeration 28 (8):1250–58. doi:https://doi.org/10.1016/j.ijrefrig.2005.05.019.
- Chen, Y., and J. Gu. 2005. The optimum high pressure for CO2 transcritical refrigeration systems with internal heat exchangers. International Journal Refrigeration 28 (8):1238–49. doi:https://doi.org/10.1016/j.ijrefrig.2005.08.009.
- Dubey, A. M., G. Das Agrawal, and S. Kumar. 2015a. Thermodynamic analysis of a transcritical CO2/propylene cascade system with split unit in HT cycle. J Braz. Soc. Mech. Sci. Eng 37 (4):1365–78. doi:https://doi.org/10.1007/s40430-014-0244-x.
- Dubey, A. M., G. Das Agrawal, and S. Kumar. 2016. Performance evaluation and optimal configuration analysis of a transcritical carbon dioxide/propylene cascade system with vortex tube expander in high-temperature cycle. Clean Techn Environ Policy 18 (1):105–22. doi:https://doi.org/10.1007/s10098-015-0998-6.
- Dubey, A. M., S. Kumar, and G. D. Agrawal. 2015b. Numerical optimization of a transcritical CO 2 /propylene cascaded refrigeration-heat pump system with economizer in HT cycle. Sadhana 40 (2):437–54. doi:https://doi.org/10.1007/s12046-014-0319-5.
- Holeman, J. P. 1994. Experimental methods for engineers, McGraw-Hill Int., US, 6th edition.
- Kauf, F. 1999. Determination of the optimum high pressure for transcritical CO2-refrigeration cycles. . International Journal of Thermal Sciences 38 (4):325–30. doi:https://doi.org/10.1016/S1290-0729(99)80098-2.
- Kim, M. 2004. Fundamental process and system design issues in CO2 vapor compression systems. Progress in Energy and Combustion Science 30 (2):119–74. doi:https://doi.org/10.1016/j.pecs.2003.09.002.
- Kumar, K. K., and M. Ram Gopal. 2009. Effect of system pressure on the steady state performance of a CO2 based natural circulation loop. Applied Thermal Engineering 29 (16):3346–52. doi:https://doi.org/10.1016/j.applthermaleng.2009.05.010.
- Laipradit, P., J. Tiansuwan, T. Kiatsiriroat, and L. Aye. 2008. Theoretical performance analysis of heat pump water heaters using carbon dioxide as refrigerant. International Journal of Energy Research 32 (4):356–66. doi:https://doi.org/10.1002/er.1357.
- Liao, S. M., T. S. Zhao, and A. Jakobsen. 2000. A correlation of optimal heat rejection pressures in transcritical carbon dioxide cycles. Applied Thermal Engineering 20 (9):831–41. doi:https://doi.org/10.1016/S1359-4311(99)00070-8.
- Lorentzen, G., 1990. Trans-critical vapour compression cycle device. Patent WO/07683.
- Lorentzen, G. 1994a. Revival of carbon dioxide as a refrigerant. International Journal of Refrigeration 17 (5):292–300. doi:https://doi.org/10.1016/0140-7007(94)90059-0.
- Lorentzen, G. 1995. The use of natural refrigerants: A complete solution to the CFC/HCFC predicament. International Journal of Refrigeration 18 (3):190–97. doi:https://doi.org/10.1016/0140-7007(94)00001-E.
- Lorentzen, G., and J. Pettersen. 1993. A new, efficient and environmentally benign system for car air-conditioning. International Journal of Refrigeration 16 (1):4–12. doi:https://doi.org/10.1016/0140-7007(93)90014-Y.
- Nekså, P., H. Rekstad, G. R. Zakeri, and P. A. Schiefloe. 1998. CO2-heat pump water heater: Characteristics, system design and experimental results. International Journal of Refrigeration 21 (3):172–79. doi:https://doi.org/10.1016/S0140-7007(98)00017-6.
- Qi, P., Y. He, X. Wang, and X. Meng. 2013. Experimental investigation of the optimal heat rejection pressure for a transcritical CO2 heat pump water heater. Applied Thermal Engineering 56 (1–2):120–25. doi:https://doi.org/10.1016/j.applthermaleng.2013.03.045.
- Robinson, D. M., and E. A. Groll. 1998. Efficiencies of transcritical CO2 cycles with and without an expansion turbine. International Journal of Refrigeration 21 (7):577–89. doi:https://doi.org/10.1016/S0140-7007(98)00024-3.
- Sarkar, J., S. Bhattacharyya, and M. Ram Gopal. 2006. Simulation of a transcritical CO2 heat pump cycle for simultaneous cooling and heating applications. International Journal of Refrigeration 29 (5):735–43. doi:https://doi.org/10.1016/j.ijrefrig.2005.12.006.
- Zhang, X. P., X. W. Fan, F. K. Wang, and H. G. Shen. 2010. Theoretical and experimental studies on optimum heat rejection pressure for a CO2 heat pump system. AppliEd ThErmal EnginEEring 30 (16):2537–44. doi:https://doi.org/10.1016/j.applthermaleng.2010.07.003.