Science and Technology of Nuclear Installations

Research Article

Numerical Analysis of General Trends in Single-Phase Natural Circulation in a 2D-Annular Loop

Figure 7

Oscillatory regime.
895695.fig.007a
(a) Time history of the mass flow rate; R a = 2 3 5 0 0 , 𝑅 = 1 . 6 , and 𝑃 𝑟 = 5
895695.fig.007b
(b) Limit cycle; R a = 2 4 6 0 0 , 𝑅 = 1 . 6 , and 𝑃 𝑟 = 5