A motor control system 16 for use within an electric vehicle 10 having an induction motor 12. Control system 16 utilises a torque control module 18, a vector control module 20 and a space vector PWM module 22 to efficiently and accurately control the torqu...

A system (10) and method (100) for connecting and synchronizing a supplemental power supply (10) and a power grid. The present invention detects current feedback signals i a and i b and grid phase voltage input signals U a_g , U b_g , and U c_g for control...

A device for high efficiency motor control includes an induction motor and a controller. The induction motor generates a motor torque and has a given rotor resistance and magnetising inductance at a specific temperature. The controller is coupled to and co...

A method and apparatus for controlling a permanent magnet synchronous motor (8) coupled to a turbo engine such that transient current and steady state current are minimised. The method comprises the steps of, for a given DC bus voltage, determining an acce...