Table 9 Optimum design parameters based on the performance criteria’s best value by using one-objective GA.

From: The optimum sizing of zero-emission water-cooled VCR cycle based on exergo-economic-environmental assessment criteria by triple-objective MPSO

Variables

Best results of GA optimization

18 p.m.

6 a.m.

Tambn= 35.6 (°C)

Tambn= 35.5 (°C)

VWi = 8 (m/s)

VWi = 14 (m/s)

NCD = 1.767 × 106 (W)

NCD = 1.22 × 106 (W)

\(- 12 \prec {\text{T}}_{{{\text{eva}}}} \prec - 4\)

− 8.220

-8.481

\(0.6 \prec {\text{Eff}}_{{{\text{eva}}}} \prec 0.8\)

0.662

0.655

\({7}{\text{ 335}} \prec {\text{CR}}_{{{\text{com}}}} \prec {12}{\text{ 5}}\)

7.336

7.340

\({2}{\text{ 5}} \prec {\text{APP}}_{{{\text{WCT}}}} \prec 6\)

2.667

2.922

\(0.6 \prec {\upeta }_{{{\text{cc}}{\mathrm{ com}}}} \prec 0.95\)

0.948

0.947

\({\text{Inv}}_{{{\text{EOF}}}}\)

0.163

0.133