Experimental Investigations of Different Types of Condensers on the Performance of Household Refrigerators |
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BibTeX: |
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@article{IJIRSTV3I11085, |
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Abstract: |
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Reduction of energy consumption is a major concern in vapor compression cooling systems, especially in areas with very hot weather conditions. During summer seasons, performance of these systems decrease sharply and electrical power consumption increases considerably. Air cooled condensers are usually employed in Household Refrigerators and Heat pumps. The heat rejection rate from the condenser significantly reduces as surrounding temperature increases. There is a scope to enhance the performance of a household refrigerator by utilizing forced convection heat transfer and evaporation. This work investigates the effect of various types of condensers on the performance of household refrigerators. Evaporative condensers enhance the heat rejection process by using the cooling effect of evaporation and therefore improve energy usage efficiency. This work primarily concentrates on the energy consumption of domestic refrigerators and related performance issues. In addition to the above, the work investigates the effects of critical parameters such as air flow rate, humidity, heat transfer coefficient on the COP of the system. Finally, comparison between different types of condensers is presented. |
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Keywords: |
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Condenser, COP, Energy saving, Evaporative cooling, Refrigerator, Vapour compression refrigeration system |
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