A heat pump system is studied to evaluate its performance and heat transfer bharacteristics
by adopting mixtures of R22/R142b as working fluids. Heat transfer coefficient in the …

Estimations of the thermodynamic properties are made for the selected binary non-
azeotropic refrigerant mixtures including R13B1/R114, R22/R114, R12/R114, R152a/R114 …

Thermodynamic propenies are estimated fot the selected binmy non-azeotropic refrigerant
mixtures using the Peng-Robinson equation of state and mixing rules. Calculations have …

A heat pump system is constructed to evaluate its performance and heat transfer
characteristics with mixtures of R22/R142b as working fluids. The heat transfer in the …

Experimental results for forced convection condensation of Refrigerant-22 and ternary
Refrigerant-407c (HFC-32/125/134a 23/25/52 wt%) which is being considered as a …

The evaporation heat transfer coefficient and pressure drop of R-22 and R-407C in a
horizontal copper tube were investigated experimentally. The main components of the …

ABSTRACT A heat pump system is constructed tO evaluate the performance and the heat
transfer characteristics. Mixtures of R22/Rl42b are adopted in the heat pump. The heat …

본 연구에서는 내경 4.3 mm 와 6.4 mm 의 수평동관내 R-22 와 R-407C 의 증발 열전달과
압력강하를 실험적으로 조사하였다. 냉매 순환루프의 주요구성품은 수액기, 압축기 …

The evaporation heat transfer coefficient and pressure drop of R-22 and R-407C in a
horizontal copper tube were investigated experimentally. The main components of the …

Experimental results for forced convection condensationof Refrigerant-22 and ternary
Refrigerant-407c (HFC-32/125/134a 23/25/52 wt%) considered as a substitute R-22 inside …