Dec 31, 1994 ¡¤ An experimental study was conducted in which the performance of three blends of R-134a and R-32 was compared to that of R-22. The effect of ...
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The models had large errors in predicting the absolute charge in the system. Even when the models were tuned at the design condition for measured superheat and ...
All the blends of R-32/R-134a and R-32/R-152a had steady-state efficiency levels within 2% of R-22 perfor- mance levels but lower capacity levels. ... The R-32/R- ...
Robinson, J. H., 1993, The Impact of Charge on Performance of an Air-to-Air Heat Pump for R-. 22 and Three Binary Blends of Refrigerants 32 and 134a, Texas A&M ...
¡°The Impact of Charge on the Cooling Performance of an. Air-to-air Heat Pump for R-22 and Three Binary Blends of R-32 and R-134a.¡± ASHRAE. Transactions 100 (2): ...
The main purpose of this study was to investigate the possibilities of using R134a as a working fluid to replace R22 for vapor compression heat pumps.
R-22 and R-502, What? The Impact of Charge on the Cooling Performance of an Air-to-Air Heat Pump for R-22 and Three Binary ... for the Performance of Exhaust ...
Jul 17, 2014 ¡¤ Robinson, J. H., 1993, The Impact of Charge on Performance of an Air-to-Air Heat Pump for R-22 and Three Binary. Blends of Refrigerants 32 ...
May 29, 2001 ¡¤ The impact of charge on the cooling performance of an air-to-air heat pump for R-22 and three binary blends of R-32 and R-134a. ASHRAE ...
The effect of improper refrigerant charging on the performance of a residential heat pump with fixed expansion devices (capillary tube and short tube orifice).