| Part of the nuclear reactor | Flow pattern | Area-specific phenomena | References |
| ECC | Free liquid jet | (a) Momentum transfer at the jet interface, including instabilities | N/A | (b) Splitting of the jet | N/A | (c) Condensation on the jet surface | [17, 35, 105, 106] |
| ECC-CL | Zone of the impinging jet | (a) Surface deformation by the jet, including the generation of waves | N/A | (b) Steam bubble entrainment | N/A | (c) Bubble migration and de-entrainment | N/A | (d) Turbulence production below the jet | [4, 31, 34, 35, 65, 87, 94–96, 105, 119] |
| CL | Zone of horizontal flow | (a) Momentum exchange at the gas–liquid interface, including the generation of waves and the growth or damping of these waves | [35] | (b) Heat and mass transfer (condensation) at the gas–liquid interface, including its influence on the momentum transfer | [15, 17, 35, 65, 91–93, 104–107] | (c) Heat transfer to the walls | [17, 34, 57–59, 87, 91, 92, 106] | (d) Turbulence production at the interface | [35, 94–96, 105, 119] | (e) Turbulence production at the walls | [31, 34, 66, 67, 73, 87, 94–96, 105, 119] | (f) Influence of the phase change on turbulence and wave pattern | N/A | (g) Mixing/stratification of hot and cold-water streams | [4, 15, 30–32, 34, 41, 57–59, 65–67, 73, 79–81, 87, 91–96, 105, 119] |
| DC | Flow in the downcomer in the case of a partially filled cold leg | (a) Turbulence production at the walls | [30, 31, 40–42, 79, 81] | (b) Mixing/stratification of hot and cold water | [4, 14, 15, 30–32, 35, 40–42, 57–59, 65–67, 73, 79–81, 91, 92, 94, 119] | (c) Heat transfer to the walls | [17, 40, 57–59, 65, 91–93, 106] | Flow in the downcomer in the case of the water level being below the cold leg nozzle | (a) Separation of the incoming water jet from the downcomer wall or not | [108] | (b) Momentum transfer at the jet interface, including instabilities | N/A | (c) Splitting of the jet | N/A | (d) Phase change at the jet surface | N/A | (e) Heat transfer to the walls | [108] |
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