TY JOUR TI ELECTRICAL SUPPLY AND ELECTRICAL EQUIPMENT OF MODERN DRILLING RIG KW power supply KW drilling rigs KW control KW adjustable electric drives. JO Scientific Papers Collection of the Angarsk State Technical University AU Konovalov, Y.V. AU Vaygachev, A.E. AU Velichko, M.A. AU Istratov, R.S. PY 2020 IS 2020 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»