The increasing need for thermal comfort has led to a rapid increase in the use of cooling
systems and, consequently, electricity demand for air-conditioning systems in buildings …

With carbon emission levels on the rise, rapid and far-reaching action is needed to
counteract global warming. Among many available strategies, CO 2 is nowadays more and …

Replacing fuel-fired boilers by using efficient heat pump plants to recover industrial waste
heat is an effective solution to achieve the “dual carbon” target. Three novel transcritical CO …

To achieve the goal of carbon neutrality for the application of industrial heating by recovery
waste heat, the concept of dual-temperature condensation and dual-temperature …

This study presents experimental results obtained from a transcritical R744 system using a
refrigerant ejector. The results were compared to that of a conventional system with an …

The use of high temperature heat pumps (HTHPs) operating with natural fluids has been
shown to be a potential environmentally friendly solution to increase energy efficiency in …

This paper presents a useful knowledge of ejector working principles and the versatility and
diversity of its applications in refrigeration technologies. Various ejector refrigeration …

The present paper provides a literature review on two-phase ejectors and their applications
in vapor compression refrigeration and heat pump systems. Geometry, operation and …

This paper aims at providing a literature review on the recent development in ejectors,
applications of ejector refrigeration systems and system performance enhancement. The …

This paper presents a comprehensive investigation of an ejector refrigeration system using
conventional and advanced exergy analysis. Splitting the exergy destruction within each …