Research Article
Numerical Simulation on the Effect of Turbulence Models on Impingement Cooling of Double Chamber Model
Table 1
Boundary conditions.
| | Component | Boundary conditions | Magnitude |
| | Mainstream inlet | Mass flux rate | 31.46 (kg/s) | | Gas temperature | 1300 (K) | | Turbulent intensity | 5 (%) | | Hydraulic diameter | 0.324 (m) | | Mainstream outlet | Pressure | 1.512 (MPa) | | Turbulent intensity | 5 (%) | | Hydraulic diameter | 0.324 (m) | | Convection coefficient | 10 (W/m2K) | | Coolant chamber | Air temperature | 300 (K) | | Pressure | 1.4552 (MPa) | | Pressure recovery coefficient | 0.95 | | Turbulent intensity | 5 (%) | | Hydraulic diameter | 0.01026 (m) |
|
|
