从热力学基本定义出发,对R744/R290这对混合自然工质的热力性质进行计算。分析比较了各种计算方法和计算结果的准确性与可靠性,为R744/R290混合工质在今后的应用提供了理论依据,并对其它混合工质的热力性质计算具有一定的指导作用。
Proceeding from the actual thermodynamic definition, the calculation of R744/R290 mixture thermodynamic properties are taken. The veracity and reliability of each calculation method and result are analyzed, which provide theoreticgist for the application of R744/R290 mixture. Furthermore, it is effective and useful for other mixtures.