Computational Fluid Dynamics Modeling Three-Dimensional Unsteady Turbulent Flow and Excitation Force in Partial Admission Air Turbine

Table 3

Grid-independent validation.

Nozzle grid nodes	Rotor grid nodes	Isentropic efficiency/%	Deviation/%
33870	30070	81.93	0.99
40060	36015	82.75	0.48
48800	43300	83.15	0.20
58570	51950	83.32	—