摘要 |
railway transport. SUBSTANCE: invention contains description of method according to which, to reduce to minimum amount of energy taken for operation of rail vehicle, in drive system provided with two-element ac converter and three- phase motor supplied by converter, voltage in intermediate dc link and/or magnetic flux in drive motor are optimized to meet actual operating requirements with due account of energy, when required, consumed by auxiliaries for cooling drive system components. EFFECT: improved energy balance in drive system of vehicle, reduced energy consumption. 10 cl, 6 dwg |