Research Article

Aerodynamic Optimization Design of a Multistage Centrifugal Steam Turbine and Its Off-Design Performance Analysis

Table 7

The contrast of design value and CFD value of the overall performance of the centrifugal turbine.

Variable Design valueSimulation value

Wheel efficiency 90.50%93.29%
Shaft power (kW)51925387
Mass flow (kg/s)16.716.708
Back pressure (Pa)294000291170