On the basis of analyzing the history, current situation and international and domestic tendency of alternative refrigerants, especial alternative for HCF.

Experimental study on explosion limits of a new alternative refrigerant;

Experimental study of ternary mixture R32/R125/R161 as alternative refrigerant to R407C;

Thermodynamic Analysis and Comparisons on the Performances of the Alternative Refrigerant R410A;

Vapor-liquid heat regeneration cycle performance of R22 and alternative refrigerants;

The present author aims to discuss primarily on the global warming issue in conjunction with the optimum selection of alternative refrigerants for various application of refrigeration technology.

R22 alternative routes for residential air conditioner industry of our country in the future was discussed through comparative analysis of basic characteristics of R407c and R410a alternative refrigerants for R22 associating with this research and analysis.

The actuality & expectation of substitute refrigerant technology in China;

This paper analyzes the property of a few substitute refrigerant in central air conditioning system basedon the ozone layer depletion and the impact of global warming on the global climate, and discusses how to choosesubstitute refrigerant for the practical application.

Influence of cost on system optimization of R22 alternative refrigerants;