NPP-2006, porous body model, cooling tower recharge, steam generator purge, algorithm, numerical modeling, regenerative heat exchangerTechnical Aspects of the Application of the Darcy Porous Body Model for the Preliminary Evaluation of Circuit Solutions in Nuclear Power Plants 3/27/2026 2026 - #01 Thermal physics and thermal hydraulics Yaurov S.V. Povarov V.P. Chusov I.A.