| 摘要 |
FIELD: engines and pumps.SUBSTANCE: invention relates to electric engineering and can be used in an electric drive. A control method of the engine by means of a vector method involves the following stages: determination of quadrature current value Inecessary for the above engine to create desired torque; calculation of direct current value Ifor supply to the above engine as per an equation as a function of current vector, whereon constant value of the engine torque depends; calculation of industrial frequency current of the above engine from direct current and quadrature current; supply of industrial frequency current to the engine through an inverter.EFFECT: increase of efficiency at low speeds.12 cl, 4 dwg |
