Mechanical engineering Study of low global warming potential refrigerants in heat pump systems for stationary applications OKLAHOMA STATE UNIVERSITY Lorenzo Cremaschi BarveAtharvaR410A is one of the major refrigerants used for air conditioning and heat pump systems in residential applications. It has ...
22 R-134a 3170w 1924w 1760w 1300w 0.913 1.000 1.007 0.968 0.979 1.012 1.008 0.993 0.995 1.049 1.043 1.027 0.746 1.000 0.666 0.433 0.784 0.997 0.658 0.439 0.889 1.130 0.732 0.485 Values are for the 'optimized' cycle model and are relative to the performance of R-410A in the basic cycle....
The R32 refrigerant has many advantages over the R410A, including less energy consumption and lower installation and maintenance costs due to the smaller footprint.7,8) * GWP: Global Warming Potential 7. Tested with the INVERTER SCROLL CHILLER AIR_KCHH series 60 RT model under rated conditions...
6 Global Warming Potential by refrigerant: R290 = 3, R32 = 675, R410A = 2088 7 Leaving water temperature from an outdoor unit is 75°C when the outdoor temperature is -10~35°C. Sanitary water leaving a Domestic Hot Water tank is 70°C when the outdoor temperature is -10...
Electrocaloric cooling technologies, enabled by the discovery of the giant electrocaloric effect in dielectrics more than a decade ago, represents a zero-global-warming-potential, environment-benign cooling alternative. Benefited from its nature as an electricity-driven capacitor, the electrocaloric working...
This study employs a techno-environmental and economic analysis to assess the influence of two air conditioning (AC) systems, Split and package and three refrigerants—R22, R410A, and R407C in residential buildings. Life cycle assessment indicates that energy consumption during the AC units’ opera...
often blended with other substances, boast a much lower global warming potential than traditional HFCs. R454B, commonly known as Opteon™ XL41, is also emerging as a pivotal refrigerant in the HVAC industry, with a lower Global Warming Potential (GWP) alternative to the widely used R410A. ...
The new system avoids the ejector pump by combining PV/T waste heat with an evaporative-condenser as an ejector driving force, considering several low global warming potential alternatives to R134a. The simulation indicates that the proposed system presents a remarkable difference in all investigated ...
Environmentally Sustainable Refrigerant THERMA V R32 Monobloc is equipped with R32 refrigerant, the environmentally sustainable refrigerant which has a Global Warming Potential of 675, 70% lower than that of R410A’s. With R32 refrigerant, THERMA V R32 Monobloc is highly energy efficient as a greene...
PROBLEM TO BE SOLVED: To reduce GWP: Global Warning Potential, increase cooling / heating efficiency, reduce power consumption, and improve COP in an air conditioner using a refrigerant R410A. SOLUTION: A working fluid in which a refrigerant R410A is recovered, is composed of Difluoromethane ...