All of the single-phase induction motors have two
unequal main and auxiliary windings. So they can be
considered as unbalanced two phase induction motors.
Inventing a method for controlling single-phase or
unbalanced induction motors has many advantages. In
some application (such as military or astronomy) the
controlling system must be fault tolerant [2]-[7].
Furthermore in some low power applications using single
phase induction motors is more economical [8]-[10]. In
this paper a new method for the vector control of singlephase
induction motor is presented. The vector control is
based on the R.F.O method that was adapted for singlephase
induction machine