To suppress chaotic oscillation in a seven-dimensional power system model,a simple chaos control method based on auto-coupling proportional-integration-differential(ACPID)control theory is proposed.First,the seven-dimensional chaotic control problem is decomposed into t...MORE To suppress chaotic oscillation in a seven-dimensional power system model,a simple chaos control method based on auto-coupling proportional-integration-differential(ACPID)control theory is proposed.First,the seven-dimensional chaotic control problem is decomposed into the control problem of three strict feedback subsyste...