TY JOUR TI Application of computer modelling by method of final elements when designing concentrators of ultrasonic fluctuations for processing equipment KW Ultrasonic processing KW high-frequency loading KW a method of final elements KW computer modeling KW the intense deformed state KW application. JO Actual directions of scientific researches of the XXI century: theory and practice AU Zlobina, I.. AU Petrovskiy, A.. PY 2015 IS 3 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov