CFD simulation Test Code Mesh resolution Two-phase Standard SST LES Interfacial momentum transfer Fluid properties Simulation Apanasevich et al. [91 ] NURISP project, steady-state air–water case (pretest) ANSYS CFX 12.0 0.85 M elements Homogeneous (one-fluid) ● N/A Constant Transient Martin et al. [93 ] NURISP project, steady-state air–water case (pretest) NEPTUNE_CFD 0.43 M cells (fluid domain) and 0.06 M cells (solid domain) Two-fluid model ● LIM Constant Transient Deendarlianto et al. [94 ] NURISP project, steady-state air–water case (posttest) ANSYS CFX 1.5 M elements Two-fluid model ● AIAD and no modeling (standard two-fluid model) IAPWS Transient Ničeno et al. [119 ] NURISP project, steady-state air–water case (posttest) ANSYS FLUENT 12.0 0.85 M cells VOF method ● ● ● Smagorinsky and dynamic SGS models N/A N/A Transient Deshpande et al. [95 ] NURISP project, steady-state air–water case (posttest) ANSYS Fluent 14.5 0.85 M cells VOF and LS methods ● ● N/A N/A Steady-state Apanasevich et al. [15 ] NURISP project, steady-state air–water case (posttest) ANSYS CFX 12.0, ANSYS FLUENT 12.0 and NEPTUNE_CFD 1.0.8 CFX: 0.87 M and 1.5 M element, FLUENT: 0.87 M elements, and NEPTUNE_CFD: 0.53 M cells CFX and NEPTUNE_CFD: Two-fluid model and FLUENT: VOF method ● NEPTUNE_CFD ● CFX ● Smagorinsky SGS model (FLUENT) CFX: AIAD and constant drag coefficient of 0.44, FLUENT: N/A, and NEPTUNE_CFD: LIM CFX: constant (air) and IAPWS (water), FLUENT: constant, and NEPTUNE_CFD: constant (air) and CATHARE (water) FLUENT: transient and CFX and NEPTUNE_CFD: N/A Kim et al. [96 ] NURISP project, steady-state air–water case (posttest) ANSYS Fluent 14.5 0.87 M, 4.4 M, and 5.7 M cells VOF method ● ● N/A N/A Steady-state