Rotating electrical machine and coil

An electrical winding used in said stator of a rotating electrical machine composed of a stator and rotor, wherein said electrical winding, being a rectangular coil, is wound on said salient pole, striding across a plurality of slots, while being inserted sequentially through the inlet of a predetermined slot of said stator core;

• and comprises:
• two slot inserts to be inserted into said slot;
• two coil ends located outside the end of said slot;
• and
• four twist sections, arranged between said slot inserts and coil ends, processed by twisting;
• and
• wherein, while the coils equivalent to a plurality of turns are wound on said salient pole, twisting is provided by said twist sections to ensure that the surface of said rectangular coil in the second coil end will be opposite to the surface of said rectangular coil in the first coil end;
• and said coil ends are configured in such a way that the start of the rectangular coil winding and the end of the rectangular coil winding are located on one and the same side.

A rotating electrical machine comprising:

• a stator;
• and
• a rotor, arranged inside the stator, rotatably shaft-supported through a gap on the peripheral surface of the stator;
• wherein said stator further comprises:
• a stator core;
• and
• stator coils incorporated into the stator core;
• wherein said stator core has a plurality of slots, provided continuously in the axial direction, formed in the circumferential direction;
• and said stator coils being composed of a plurality of phase coils continuously wound thereon, and the coil conductors being laminated;
• wherein each of said phase coils comprises:
• two coil sides extending in the axial direction;
• and
• two coil ends, displaced by the twist section from both ends of the coil sides, extending in the circumferential direction;
• wherein said two coil sides are accommodated into said two slots, separated with other, striding across said slots;
• wherein said two coil ends protruding in both axial directions from said slot are arranged on both ends of said stator core in the axial direction;
• wherein, of said plurality of phase coils, a plurality of the first phase coils have the coil ends thereof arranged on both ends of the stator core in the axial direction so that the lamination direction of said coil conductors in said coil ends will be the same as the axial direction;
• of said plurality of phase coils, a plurality of the second phase coils have the coil ends thereof arranged on both ends of the stator core in the axial direction so that the lamination direction of said coil conductors in said coil ends will be changed from the axial direction to the radial direction;
• and the coil ends will stride across the adjacent twist sections of the first phase coils adjacent to each other in the circumferential direction, through the outside of the coil ends of the first phase coil;
• and
• wherein, of said plurality of phase coils, a plurality of the third phase coils have the coil ends thereof arranged on both ends of the stator core in the axial direction so that the lamination direction of said coil conductors in said coil ends will be the same as the axial direction;
• and the coil ends will stride across the adjacent twist sections of the first and second phase coils adjacent to each other in the circumferential direction, through the outside of the coil ends of the first and second phase coils.

A rotating electrical machine, for providing a drive source for generating the drive force of a vehicle together with an internal combustion engine, arranged between a transmission for changing the drive force of the drive source and transmitting it to an axle, and the internal combustion engine;

• comprising:
• a stator;
• and
• a rotor, arranged inside the stator, rotatably shaft-supported through a gap on the peripheral surface of the stator;
• wherein said stator further comprises:
• a stator core;
• and
• stator coils incorporated into the stator core;
• wherein said stator core has a plurality of slots, provided continuously in the axial direction, formed in the circumferential direction;
• said stator coils being composed of a plurality of phase coils continuously wound thereon, and the coil conductors being laminated;
• wherein each of said phase coils comprises:
• two coil sides extending in the axial direction;
• and
• two coil ends, displaced by the twist section from both ends of the coil sides, extending in the circumferential direction;
• wherein said two coil sides are accommodated into said two slots, separated with other, striding across said slots;
• wherein said two coil ends protruding in both axial directions from said slot are arranged on both ends of said stator core in the axial direction;
• wherein, of said plurality of phase coils, a plurality of the first phase coils have the coil ends thereof arranged on both ends of the stator core in the axial direction so that the lamination direction of said coil conductors in said coil ends will be the same as the axial direction;
• of said plurality of phase coils, a plurality of the second phase coils have the coil ends thereof arranged on both ends of the stator core in the axial direction so that the lamination direction of said coil conductors in said coil ends will be changed from the axial direction to the radial direction;
• and the coil ends will stride across the adjacent twist sections of the first phase coils adjacent to each other in the circumferential direction, through the outside of the coil ends of the first phase coil;
• and
• wherein, of said plurality of phase coils, a plurality of the third phase coils have the coil ends thereof arranged on both ends of the stator core in the axial direction so that the lamination direction of said coil conductors in said coil ends will be the same as the radial direction;
• and the coil ends will stride across the adjacent twist sections of the first and second phase coils adjacent to each other in the circumferential direction, through the outside of the coil ends of the first and second phase coils.

A rotating electrical machine, for providing a drive source for generating the drive force of a vehicle together with an internal combustion engine, arranged between a transmission for changing the drive force of the drive source and transmitting it to an axle, and the internal combustion engine;

• said rotating electrical machine comprising:
• a stator with three phase stator coils wound on the salient poles of a stator core according to distributed winding method;
• and
• a rotor, arranged inside said stator and supported rotatably, having a plurality of permanent magnets spaced at regular intervals arranged in the circumferential direction;
• wherein the inlet of the slot of said stator core is narrower than the inner part, and each of said coils, being a rectangular coil, is wound on said salient pole, striding across a plurality of slots, while being inserted sequentially through the inlet of a predetermined slot of said stator core;
• and comprises:
• two slot inserts to be inserted into said slot;
• two coil ends located outside the end of said slot;
• and
• four twist sections, arranged between said slot inserts and coil ends, processed by twisting;
• and
• wherein, while the coils equivalent to a plurality of turns are wound on said salient pole, twisting is provided by said twist sections to ensure that the surface of said rectangular coil in the second coil end will be opposite to the surface of said rectangular coil in the first coil end;
• and said coil ends are configured in such a way that the start of the rectangular coil winding and the end of the rectangular coil winding are located on one and the same side.