Halogenated hydrocarbons with high ozone depletion potential (ODP) were banned under
Montreal Protocol (1987) due to their detrimental effects on ozone layer that shields the …

Currently, the alternative refrigerant in air conditioning systems has become a global
problem, and air as a natural working fluid has several advantages of zero ODP, low GWP …

In the present study, performance simulation models and diagnosis method of faulty states in
air-cycle refrigeration systems in civil aircrafts are developed, and the effects of the training …

Dynamic simulation model of air-cycle refrigeration systems in civil aircrafts is essential for
revealing the operation mechanism during flight process. In the present study, a dynamic …

In this paper, a reverse-bootstrap turboexpander-compressor (TEC) scheme is proposed for
the direct recovery of expansion work into the cooling capacity of small air-separation plants …

Working fluid selection for closed-cycle turbo-refrigerators (CCTRs) for deep freezing, as a
more fundamental topic, has not yet received careful consideration, leading to limitations in …

Reverse Brayton air refrigerators are environmentally friendly and have broad application
prospects, which can work under various conditions. In this paper, the characteristics of a …

The solar absorption-subcooled compression hybrid cooling system (SASCHCS) is
subjected to the off-design operation due to the variation of solar irradiance and cooling …

Turbo-refrigerator based on reverse Brayton cycle is an attractive solution for providing
refrigeration at ultra-low temperatures below− 60° C for deep freezing. Employing a motor …

Investigating and tailoring the thermodynamic properties of different fluids is crucial to many
fields. For example, the efficiency, operation range, and environmental safety of applications …