TY JOUR TI SIMULATION OF «SYNCHRONOUS GENERATOR – FREQUENCY CONVERTER – SYNCHRONOUS MOTOR» SYSTEM KW synchronous generator KW excitation winding KW starting winding KW synchronous motor KW permanent magnets KW voltage source inverter KW direct torque control KW simulation JO Automation and modeling in design and management AU Chuprina, N.V. AU Pugachev, A.A. PY 2023 IS 2023 PB Bryansk State Technical University