Title :
Steady state torque correction of a direct torque controlled PM synchronous machine
Author :
Zolghadri, M.R. ; Olasagasti, E. Mujika ; Roye, D.
Author_Institution :
Lab. d´´Electrotech. de Grenoble, CNRS, St. Martin d´´Heres, France
Abstract :
Using a hysteresis controller in the torque loop of a direct torque control system causes steady-state torque errors. The origin of this error as well as the solution for improving the steady state torque response of a direct torque controlled PM synchronous motor drive is presented
Keywords :
control system analysis; control system synthesis; hysteresis; machine control; machine theory; permanent magnet motors; synchronous motor drives; torque control; PM synchronous motor drive; control design; control simulation; direct torque control; hysteresis controller; steady-state torque correction; torque loop; Control systems; Error correction; Frequency; Hysteresis; Sampling methods; Stators; Steady-state; Synchronous machines; Torque control; Voltage;
Conference_Titel :
Electric Machines and Drives Conference Record, 1997. IEEE International
Conference_Location :
Milwaukee, WI
Print_ISBN :
0-7803-3946-0
DOI :
10.1109/IEMDC.1997.604176
