Theoretical and Experimental Performance Evaluation of Vapour Compression Refrigeration System Using Organic and Inorganic Pads in Evaporative Cooled Condenser

2018 ◽  
Vol 10 (3) ◽  
pp. 374-378 ◽  
Author(s):  
Abdul Ahad Ansari ◽  
Faisal Khan ◽  
Prakhar Chaturvedi ◽  
Varun Goyal ◽  
Abhas Raj ◽  
...  

Experiments stand performed for investigating influence of R12 refrigerant on system performance evaluation in terms of COP and TR. Temperature and pressure got measured by different temperature and pressure gauges mounted at several predetermined locations. Additionally, power consumption by refrigeration system also got measured from the installed energy meter readings. Altogether, it summarizes the tabular inscriptions of the variations of COPth, COPact and COPrel with TR for R12 refrigerant. Besides, it also demonstrates the graphical representation of the corresponding variations of COPth, COPact and COPrel with TR for R12 refrigerant. As expected, it stands observed (from both the stated table and figure) that both COPth and COPact increase with TR, however, the COPrel decreases with the same for said R12 refrigerant. Furthermore, the stated variations of COPth, COPact and COPrel with TR remain observed as approximately linear, independently. That’s why, both COPth and COPact stay directly proportional to TR, however, the COPrel stays inversely proportional to the same because of approximately linear relationship between the COPth, COPact and COPrel with TR, independently.


Experimentations got executed for investigating influence of R12 and HR12 refrigerants on system performance evaluation in terms of COP and TR. Temperature and pressure got measured by different temperature and pressure gauges mounted at several predetermined locations. Additionally, power consumption by refrigeration system also got measured from the installed energy meter readings. Altogether, it summarizes the tabular inscriptions of the variations of COPth, COPact and COPrel with TR for R12 and HR12 refrigerants. Besides, it also demonstrates the graphical representation of the corresponding variations of COPth, COPact and COPrel with TR for R12 and HR12 refrigerants. As expected, it stands observed (from both the stated table and figure) that both COPth and COPact increase with TR, however, the COPrel decreases with the same for said R12 and HR12 refrigerants. Furthermore, the stated variations of COPth, COPact and COPrel with TR remain observed as approximately linear, independently. That’s why, both COPth and COPact stay directly proportional to TR, however, the COPrel stays inversely proportional to the same because of approximately linear relationship between the COPth, COPact and COPrel with TR, individually. Additionally, COPact decreases with the increase of Wi/p for both R12 and HR12 refrigerants. However, Qext increases with Wi/p for both R12 and HR12 refrigerants.


Author(s):  
Mandave Ganesh

The performance of a vapour compression refrigeration system with a three-layer zigzag evaporator is evaluated in this research. The primary goal of this study is to compare the performance of a household refrigerator with a capacity of 165 litres, R-12as refrigerant, and a three layer zigzag shaped evaporator to that of an existing system. The refrigerant capacity of this evaporator assembly is maximised.


2011 ◽  
Vol 3 (3) ◽  
pp. 134-136
Author(s):  
M. M. Tayde M. M. Tayde ◽  
◽  
Pranav Datar ◽  
Pankaj kumar ◽  
Dr. L. B. Bhuyar Dr. L. B. Bhuyar

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