Analysis of the Natural Convection Flow in the Upper Plenum of the MONJU Reactor with Trio_U

Table 1

Parameters for the pressure loss correlation.

Direction	𝑎	𝑏	𝑈	𝐷
Axial	0.316	0.25	𝑢𝑎	𝐷ℎ
Transverse	4.03	0.27	𝑢𝑡	𝐷𝑒