A permanentmagnetless rotary electric machine, comprising: an annular rotor including: an annular rotor yoke portion; outer salient poles (22, 23) provided on a radially outer side of the rotor yoke portion; outer rotor coils wound around the outer salient poles (22, 23), respectively; inner salient poles (26, 27) provided on a radially inner side of the rotor yoke portion; inner rotor coils wound around the inner salient poles (26, 27), respectively; first rectifying devices (38, 40, D LO); and second rectifying devices (38, 40, D RO); characterized in that it further comprises an outer stator placed so as to face a radially outer side of the annular rotor, the outer stator including outer exciting coils; and an inner stator placed so as to face a radially inner side of the annular rotor, the inner stator including inner exciting coils, wherein the inner salient poles (26, 27) and the outer salient poles (22, 23) each include a first salient pole (22, 26) and a second salient pole (23, 27) adjacent to each other, a first coil (24, 28) is wound around the first salient pole (22, 26) and a second coil (24, 28) is wound around the second salient pole (23, 27), the first salient pole (26, 27) is configured to be magnetized by an induction current induced by the first coil (24, 28), each of the first rectifying devices (38, 40, D LO) is configured to rectify current such that a direction of a magnetic pole of the first salient pole (22, 26) is a first direction; the second salient pole (23, 27) is configured to be magnetized by an induction current induced by the second coil (24, 28), each of the second rectifying devices (38, 40, D RO) is configured to rectify current such that an direction of a magnetic pole of the second salient pole (23, 27) is a second direction, and the second direction is a reverse direction to the first direction. an annular rotor including: an annular rotor yoke portion; outer salient poles (22, 23) provided on a radially outer side of the rotor yoke portion; outer rotor coils wound around the outer salient poles (22, 23), respectively; inner salient poles (26, 27) provided on a radially inner side of the rotor yoke portion; inner rotor coils wound around the inner salient poles (26, 27), respectively; first rectifying devices (38, 40, D LO); and second rectifying devices (38, 40, D RO); characterized in that it further comprises an annular rotor yoke portion; outer salient poles (22, 23) provided on a radially outer side of the rotor yoke portion; outer rotor coils wound around the outer salient poles (22, 23), respectively; inner salient poles (26, 27) provided on a radially inner side of the rotor yoke portion; inner rotor coils wound around the inner salient poles (26, 27), respectively; first rectifying devices (38, 40, D LO); and second rectifying devices (38, 40, D RO); characterized in that it further comprises an outer stator placed so as to face a radially outer side of the annular rotor, the outer stator including outer exciting coils; and an inner stator placed so as to face a radially inner side of the annular rotor, the inner stator including inner exciting coils, wherein the inner salient poles (26, 27) and the outer salient poles (22, 23) each include a first salient pole (22, 26) and a second salient pole (23, 27) adjacent to each other, a first coil (24, 28) is wound around the first salient pole (22, 26) and a second coil (24, 28) is wound around the second salient pole (23, 27), the first salient pole (26, 27) is configured to be magnetized by an induction current induced by the first coil (24, 28), each of the first rectifying devices (38, 40, D LO) is configured to rectify current such that a direction of a magnetic pole of the first salient pole (22, 26) is a first direction; the second salient pole (23, 27) is configured to be magnetized by an induction current induced by the second coil (24, 28), each of the second rectifying devices (38, 40, D RO) is configured to rectify current such that an direction of a magnetic pole of the second salient pole (23, 27) is a second direction, and the second direction is a reverse direction to the first direction.