Rotary electric machine
An annular stator core in which, out of slots arrayed in a circumferential direction and extending in a radial direction, q slots are formed per pole and per phase; and stator windings, for respective phases, attached to the stator core. For each stator winding, q*n unit coils obtained by winding wi...
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Sprache: | eng |
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Zusammenfassung: | An annular stator core in which, out of slots arrayed in a circumferential direction and extending in a radial direction, q slots are formed per pole and per phase; and stator windings, for respective phases, attached to the stator core. For each stator winding, q*n unit coils obtained by winding wire conductors at regular intervals into concentric winding forms are used to obtain n coils in each of which the q unit coils wound in a same direction are connected so as to be shifted from each other in the circumferential direction, and the stator winding is composed of two coil groups each obtained by joining the n/2 coils together. The two coil groups are connected in parallel to each other between power feed portions and neutral points, and two coils that are connected to the power feed portions are disposed so as to share the slot. |
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