TY JOUR TI CALCULATION OF THE PERFORMANCE CHARACTERISTICS OF ELECTRIC MOTORS OF ELECTRIC MACHINES OF OPEN DESIGN FOR DRIVES OF AUTOMATION AND ROBOTICS SYSTEMS KW winding wires; electrode potential; submersible electric motors KW thrust bearings KW hydrolytic resistance of materials KW bearing shields KW automation and robotics systems KW titanium alloy JO NATURAL AND MAN-MADE RISKS (PHYSICO-MATHEMATICAL AND APPLIED ASPECTS) AU Bulatova, Y.M. AU Reva, Y.V. PY 2024 IS 2024 PB Saint-Petersburg University of State Fire Service of Emercom of Russia