Research Article

Performance Optimization of an Air-Standard Irreversible Dual-Atkinson Cycle Engine Based on the Ecological Coefficient of Performance Criterion

Figure 3

Variations of the ECOP and dimensionless power output with respect to Atkinson cycle ratio for (a) various , ( ); and (b) for various ā€‰ā€‰( , , and ).
815787.fig.003a
(a)
815787.fig.003b
(b)