check valve modelStudy of functional characteristics for safety system check valve using scaled model 4/04/2015 2015 - #01 Thermal physics and thermal hydraulics Baluyev D.E. Gusev D.V. Meshkov S.I. Nikanorov O.L. Osipov S.L. Rogozhkin S.A. Rukhlin S.V. Shepelev S.F.