A computational model based on exergy analysis of optimization of an ice-on coil thermal energy storage refrigeration cycle is developed in this paper. The method is based on exergy destruction analysis and optimization. As there are single and/or two phase refrigerant streams involved in the heat transfer and pressure drop in the compressor, condenser, expansion valve, evaporator, and between the ice tank and the environment, then there are irreversibilities or exergy destruction due to finite temperature difference and due to pressure losses. These two irreversibilities which represent the principles of components of the total irreversibilities are not independent and there is a trade-off between them. In this paper the effects of pressure drop ratio (PDR) in the evaporator and the condenser on the total number of exergy destruction units and the exergetic efficiency of a refrigeration cycle are determined. The pressure drop irreversibility to the total irreversibility for ΔPcond =25 → 100 kPa and PDR =1 are determined to be 7.45% → 27.08%.
Published in | Journal of Energy, Environmental & Chemical Engineering (Volume 2, Issue 3) |
DOI | 10.11648/j.jeece.20170203.13 |
Page(s) | 51-61 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
Copyright |
Copyright © The Author(s), 2017. Published by Science Publishing Group |
Refrigeration Cycle, Exergy Analysis, Exergy Destruction, Optimization, Ice Storage
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APA Style
Badr Habeebullah, Majed Alhazmy, Nedim Turkmen, Rahim Jassim. (2017). Exergy Flow Destruction of an Ice Thermal Energy Storage Refrigeration Cycle. Journal of Energy, Environmental & Chemical Engineering, 2(3), 51-61. https://doi.org/10.11648/j.jeece.20170203.13
ACS Style
Badr Habeebullah; Majed Alhazmy; Nedim Turkmen; Rahim Jassim. Exergy Flow Destruction of an Ice Thermal Energy Storage Refrigeration Cycle. J. Energy Environ. Chem. Eng. 2017, 2(3), 51-61. doi: 10.11648/j.jeece.20170203.13
@article{10.11648/j.jeece.20170203.13, author = {Badr Habeebullah and Majed Alhazmy and Nedim Turkmen and Rahim Jassim}, title = {Exergy Flow Destruction of an Ice Thermal Energy Storage Refrigeration Cycle}, journal = {Journal of Energy, Environmental & Chemical Engineering}, volume = {2}, number = {3}, pages = {51-61}, doi = {10.11648/j.jeece.20170203.13}, url = {https://doi.org/10.11648/j.jeece.20170203.13}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.jeece.20170203.13}, abstract = {A computational model based on exergy analysis of optimization of an ice-on coil thermal energy storage refrigeration cycle is developed in this paper. The method is based on exergy destruction analysis and optimization. As there are single and/or two phase refrigerant streams involved in the heat transfer and pressure drop in the compressor, condenser, expansion valve, evaporator, and between the ice tank and the environment, then there are irreversibilities or exergy destruction due to finite temperature difference and due to pressure losses. These two irreversibilities which represent the principles of components of the total irreversibilities are not independent and there is a trade-off between them. In this paper the effects of pressure drop ratio (PDR) in the evaporator and the condenser on the total number of exergy destruction units and the exergetic efficiency of a refrigeration cycle are determined. The pressure drop irreversibility to the total irreversibility for ΔPcond =25 → 100 kPa and PDR =1 are determined to be 7.45% → 27.08%.}, year = {2017} }
TY - JOUR T1 - Exergy Flow Destruction of an Ice Thermal Energy Storage Refrigeration Cycle AU - Badr Habeebullah AU - Majed Alhazmy AU - Nedim Turkmen AU - Rahim Jassim Y1 - 2017/08/25 PY - 2017 N1 - https://doi.org/10.11648/j.jeece.20170203.13 DO - 10.11648/j.jeece.20170203.13 T2 - Journal of Energy, Environmental & Chemical Engineering JF - Journal of Energy, Environmental & Chemical Engineering JO - Journal of Energy, Environmental & Chemical Engineering SP - 51 EP - 61 PB - Science Publishing Group SN - 2637-434X UR - https://doi.org/10.11648/j.jeece.20170203.13 AB - A computational model based on exergy analysis of optimization of an ice-on coil thermal energy storage refrigeration cycle is developed in this paper. The method is based on exergy destruction analysis and optimization. As there are single and/or two phase refrigerant streams involved in the heat transfer and pressure drop in the compressor, condenser, expansion valve, evaporator, and between the ice tank and the environment, then there are irreversibilities or exergy destruction due to finite temperature difference and due to pressure losses. These two irreversibilities which represent the principles of components of the total irreversibilities are not independent and there is a trade-off between them. In this paper the effects of pressure drop ratio (PDR) in the evaporator and the condenser on the total number of exergy destruction units and the exergetic efficiency of a refrigeration cycle are determined. The pressure drop irreversibility to the total irreversibility for ΔPcond =25 → 100 kPa and PDR =1 are determined to be 7.45% → 27.08%. VL - 2 IS - 3 ER -