Simulation of Steady States of Helium Loop at Long Time Scenarios František Világi, Branislav Knížat, Róbert Olšiak, Marek Mlkvik, Peter Mlynár, František Ridzoň and František Urban MATEC Web Conf., 328 (2020) 01009 Published online: 18 November 2020 DOI: 10.1051/matecconf/202032801009