Research Article
Effects of Heat Transfer Characteristics of R32 and R1234yf with Al2O3 Nanoparticle through U-Bend Tube Evaporator
Table 1
Numerical setup with solver setting parameters and solution methods.
| Parameter | Setup |
| Solver type | Pressure-based | Time | Steady | Velocity | Absolute | Model | Volume of fluid (VOF), mixture | Phase | Multiphase (2), multiphase (3) | Viscous model | SST k-omega model | Fluid | R32 and R1234yf with Al2O3 | Mesh | Tetrahedron method | Pressure | PRESTO | Formulation | Explicit (R32), implicit (R1234yf) | Gradient | Least squares cell-based | Pressure-velocity coupling | SIMPLE |
|
|
R32 and R1234yf. R32-Al 2O 3 and R1234yf-Al 2O 3. |