TY JOUR TI INCREASING OF HYDRODYNAMIC DESCRIPTIONS OF SHIP’S RUDDER WITH THE USE OF BOUNDARY LAYER CONTROL SYSTEM KW boundary layer KW continuous flow KW supercirculation effect KW jet pulse coefficient KW circulation control system KW boundary-layer control system KW mdder flow KW mdder efficiency KW hydrodynamic characteristics JO Operation of Maritime Transport AU Osovskii, D.I. AU Sharatov, A.S. AU Gorbenko, A.N. AU Shmelev, S.K. PY 2021 IS PB Budget Educational Institution of Higher Education “Admiral Ushakov State Maritime University”