Magnetic flux adjustable motor control system based on vehicle operation condition

• Main Authors: ZHANG TAO, MO LIHONG, LU QING, XU ZHICHAO, ZHAO XIAOQING, HUANG XIAOJIE, YAO YUYANG, LIN YI
• Format: Patent
• Language: Chinese; English
• Published: 23.06.2023
• Subjects: CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORSOR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRICITY; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; GENERATION; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; TRANSPORTING; VEHICLES IN GENERAL

The invention relates to the field of vehicle motor control, and discloses a vehicle operation condition-based magnetic flux adjustable motor control system, which comprises a magnetic flux adjustable motor which adopts a permanent magnet material aluminum nickel cobalt and is provided with a magnetic flux adjusting winding, and two wiring terminals are led out from the magnetic flux adjusting winding to be connected with the output end of a magnetic flux adjusting circuit; a wiring terminal is led out from each of the three-phase windings and is connected with the output end of the standard two-level inverter; speed judgment is carried out by detecting the rotating speed of the motor and calculating the acceleration, working condition judgment is carried out according to the speed judgment result and vehicle operation working condition information, a driving signal is generated based on the vehicle operation comprehensive working condition, the magnetic adjusting circuit is driven to be conducted and cut off