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

Table 2

The calculated values of 𝐴₁,𝐴₃ using (7) and 𝐵₁,𝐵₃ using (8) for different fluids and the coefficient of determination (𝑅²) [1, 6, 18, 30].

Fluid	𝐴1	𝐴3	𝑅^2	𝐵1	𝐵3	𝑅^2
R11	0.1354	−1.7517 × 10^5	0.9987	0.0625	1.4777 × 10^4	0.9997
R13	1.3594	−7165.5660	0.9898	−0.0650	−610.8607	0.9951
R14	0.1810	−4.2972 × 10^4	0.9992	0.1072	5461.0737	0.9997
R22	0.6210	−4.8725 × 10^4	0.9983	0.0196	3298.4237	0.9994
R23	0.4457	−3.4069 × 10^4	0.9993	0.0317	2449.0303	0.9997
R32	0.2404	−3.8638 × 10^4	0.9980	0.0528	3251.8493	0.9996
R41	0.0924	−3.7820 × 10^4	0.9982	0.0850	4669.1360	0.9996
R113	0.6053	−1.2415 × 10^5	0.9992	0.0316	7746.1673	0.9997