Investigation of a Coolant Mixing Phenomena within the Reactor Pressure Vessel of a VVER-1000 Reactor with Different Simulation Tools

<table>The asymmetrical arrangement of the loops (I, II, III, and IV) related to the core.</table>

Science and Technology of Nuclear Installations

Figure 2: Investigation of a Coolant Mixing Phenomena within the Reactor Pressure Vessel of a VVER-1000 Reactor with Different Simulation Tools 