Calculation of Thermal Pressure Coefficient of R11, R13, R14, R22, R23, R32, R41, and R113 Refrigerants by 𝑝𝑉𝑇 Data

Table 1

The calculated values of 𝐴₂ for different fluids using (3) and the coefficient of determination (𝑅²) [1, 6, 18, 30].

Fluid	𝐴2	(𝑇min--𝑇max)/K	𝑅^2
R11	2.2109	180–500	0.9849
R13	1.5748	100–370	0.9946
R14	1.1315	150–310	0.9894
R22	1.5616	120–500	0.9890
R23	1.0286	150–450	0.9905
R32	0.8650	150–430	0.9909
R41	0.6263	180–410	0.9927
R113	1.3863	300–525	0.9977