Comparison between codes MCNPX and Gate/Geant4 in volume fraction studies

Area of Science:

• Multiphase flow dynamics
• Computational physics
• Nuclear engineering

Background:

• Volume fraction is critical for multiphase flow system performance.
• Monte Carlo codes are used for modeling such systems.
• Researchers need guidance on selecting appropriate Monte Carlo codes for two-phase flow studies.

Purpose of the Study:

• To model a biphasic (water and air) stratified flow experiment.
• To compare the efficacy of MCNP-X and Gate/Geant4 for volume fraction studies.
• To determine which Monte Carlo code offers greater benefits for researchers.

Main Methods:

• Modeling a water-air biphasic flow experiment in a stratified regime.
• Utilizing two Monte Carlo-based codes: MCNP-X and Gate/Geant4.
• Applying artificial neural networks for pulse height distribution recognition to predict volume fractions.

Main Results:

• The study provides a comparative analysis of MCNP-X and Gate/Geant4 for volume fraction prediction.
• Identifies the benefits and drawbacks of each code for specific research applications.
• Offers insights into the accuracy and efficiency of each code in modeling stratified two-phase flows.

Conclusions:

• The research assists scientists in selecting the most suitable Monte Carlo code for volume fraction studies in two-phase flows.
• Highlights the importance of code selection for accurate multiphase flow analysis.
• Contributes to the advancement of computational modeling in fluid dynamics.