Theoretical and Numerical Study of Heat Transfer Deterioration in High Performance Light Water Reactor

Figure 1

Comparison of SST turbulence model, k-𝜀 model and experiment by Ornatskij et al. [3]. Flow conditions: 𝑝=25.5MPa, 𝑑=3mm, 𝐺=1500kg/m²s, 𝑞=1810kW/m², vertical upward flow in a pipe.