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JP6242507B2 |
The present invention provides an automotive alternator that can reduce axial dimensions of a rectifying apparatus while improving reliability of rectifying elements and cooling of the alternator. In the present rectifying apparatus, a c...
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JP6243968B1 |
[Subject] A dynamo which can output simultaneously 3 phase 4 line electric power and single phase 3 line electric power, and can reduce distortion of each voltage waveform of 3 phase 4 line electric power and single phase 3 line electric...
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JP6239574B2 |
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JP2017204906A |
To provide a switched reluctance motor capable of reducing torque ripple.The switched reluctance motor includes: a stator having tooth portions of plural poles formed in the circumferential direction, a stator core having a circular cros...
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JP2017200354A |
To secure cooling performance of an exciting device while suppressing influence on the arrangement around a rotary rectifier in a brushless rotary electric machine.A brushless rotary electric machine includes: a rotor having a rotor shaf...
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JP6224220B2 |
The machine has a rotatably supported rotor, and a stator arranged around the rotor. A housing (2) is arranged around the stator, where the stator has a stator winding with three coils. The coils comprise dissipation ends and star point ...
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JP6223893B2 |
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JP6223896B2 |
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JP2017188997A |
To provide a rotator and a rotary electric machine in which influence to a gap between the rotator and a stator can be avoided in holding permanent magnets.A rotator 10 comprises: an inductor 2 in which one ends 20A of pole parts 20 of t...
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JP6210161B2 |
Provided is a rotating electrical machine that has superior rotor strength and can be manufactured at low cost, wherein torque generated by a rotor can be increased. Two holes are formed in a circumferential direction in each pole in a r...
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JP6210160B2 |
Provided is a synchronous reluctance rotating electrical machine that has superior rotor strength, and that can be manufactured at low cost. Asynchronous reluctance motor has a rotor wherein a multiple of quadrature axes are formed in a ...
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JP2017184610A |
To provide a positioning assembly improving the position detection of a component of an actuator that is movable relative to a central axis, as the main axis, of the positioning assembly.A positioning assembly 14 includes a position sens...
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JP2017184532A |
To provide a rotary electric machine capable of efficiently generating an induction current while reducing interference of a magnetic flux caused by magnetic flux leakage.The present invention relates to a rotary electric machine 100 com...
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JP2017184467A |
To provide a rotary electric machine capable of increasing a torque density while using a flux switching motor structure.A rotary electric machine 100 includes: a rotor 10 with a rotor salient pole 11; a stator 20 with a stator salient p...
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JP2017184386A |
To provide a synchronous reluctance motor capable of increasing output torque while decreasing torque ripple.In a plan view, a region surrounded by a polygon having vertices at the circumferential center points of respective flux barrier...
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JP2017184466A |
To provide an inexpensive dynamo-electric machine, by realizing magnetic shield between claw poles, arranged in the circumferential direction, without using a permanent magnet.A dynamo-electric machine including a stator having an armatu...
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JP6208210B2 |
An electric converter is provided which uses independently controlled field coils to impress a temporary magnetic field on a rotor movable relative to one or more armatures. In some embodiments, the rotor of the programmable electric con...
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JP2017169287A |
To provide a rotary electric machine that can reduce the size and weight of a whole system and can improve an energy efficiency.The rotary electric machine comprises: a stator 10 which has a plurality of first stator teeth 11 around whic...
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JP2017169328A |
To provide a power generation device capable of stably generating high power.A power generation device comprises a rotating shaft 10, a rotating portion 20 connected to the rotating shaft 10, at least one permanent magnet 30 for generati...
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JP2017163796A |
To provide a dynamo-electric machine capable of increasing the output while ensuring a winding space.A dynamo-electric machine includes a rotor having Nr (Nr is a positive integer) first salient poles provided on the first side. Furtherm...
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JP2017527255A |
The present invention relates to the technical field of magnetic steel structure, which comprises a first magnetizer and a second magnetizer made of a magnetic material, and a plurality of magnetic steels. Including. A fixing member (fas...
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JP6191645B2 |
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JP6193456B1 |
[Subject] It enables it to supply direct-current magnetization magnetic flux to a field, without providing an air gap only for direct-current magnetization magnetic flux especially. [Means for Solution] Stator 110 is provided with one ra...
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JP2017147778A |
To improve the space factor of coils.Teeth 441 are arranged at a predetermined pitch angle α in a circumferential direction of a stator 44 to a center C1 of a rotor 42. Each of the teeth 441 has a pair of planar side walls 441a and 441b...
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JP2017147780A |
To assemble all coils to all teeth even in a case where adjacent coils are configured so as to be close to each other from the front end to the base.Each tooth 441 comprises: a fixed tooth 441T configured integrally with a back yoke 447;...
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JP6181161B2 |
The invention concerns a generator for a gearless wind power installation, with a stator and a runner, whereby the stator and/or the runner have windings made of aluminum.
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JP6180601B1 |
[Subject] Temperature rising of a permanent magnet at the time of a 3 phase short circuit is controlled. [Means for Solution] When, as for control device 30, unusual voltage detector 405 detects that a voltage value of an input/output te...
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JP6176217B2 |
The magnetless rotary electric machine includes an annular rotor, an outer stator and an inner stator. The annular rotor includes an annular rotor yoke portion, outer salient poles, outer rotor coils, inner salient poles, inner rotor coi...
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JP2017135810A |
To provide a power generator having a higher power generation efficiency as compared with the prior art.A power generator includes a magnet portion, an induction coil portion which has a winding and is provided to face the magnet portion...
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JP6173589B2 |
A slip ring device includes a pair of slip rings, a pair of connecting conductors, and an insulating molded body in which the slip rings and the connecting conductors are provided. The insulating molded body includes a molded body main b...
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JP6175348B2 |
To provide a motor capable of making a balance of cogging torque proper.A motor 11 is configured in such a manner that the ratio between a pole number and the number of slots is 2:3 when the pole number of a rotor 21 is set at 2n (where ...
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JP6169943B2 |
To provide a Lundell type motor capable of preventing magnetic flux of a field magnet from leaking to enhance output of a motor while, keeping a fastening force to a rotation shaft of a rotor core.In a first and a second core bases of a ...
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JP2017121110A |
To provide a rotary electric machine which can improve robustness and maintainability.The rotary electric machine includes: a stator 10 having a plurality of stator teeth 12; a rotor 20 having a plurality of rotor teeth 22; an induction ...
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JP6158495B2 |
A rotor is and a motor including the rotor and a stator are provided. The rotor includes a rotor core and rotor poles. The rotor poles are arranged circumferentially around the rotor core, and each of the rotor poles is formed in an asym...
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JP2017118636A |
To provide a manufacturing method of an auxiliary magnet for Lundell type rotor capable of appropriately exhausting a gas within a metal mold.A heated and molten material is injected into a metal mold including an auxiliary magnet adapti...
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JP2017112662A |
To provide a motor device capable of improving quietness and reducing size and weight without lowering motor efficiency.In a motor device satisfying the numerical relationship of "6×n poles 4×n rotors" (n is a natural number excluding ...
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JP6142601B2 |
A reluctance motor has: a stator provided with drive coils to which multiphase drive currents are inputted; and a rotor provided with a plurality of salient poles which receive primary rotating force when magnetic fluxes generated in the...
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JP2017099262A |
To provide a method and apparatus for controlling an electric motor.A flow of an alternating current 130 through multiple stator coils 118 in an electric motor 108 is controlled based on a position of a rotor 116 in the electric motor 10...
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JP2017099046A |
To provide a rotary electric machine and a manufacturing method therefor, capable of improving the strength of a third rotor core to centrifugal force, without increasing a radial direction size.A rotary electric machine 1 includes a fir...
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JP6139007B2 |
A stator core (21) and a rotor core (11) are provided. The stator core (21) includes field windings (23) receiving a direct current, and armature windings (24) receiving an alternating current. Permanent magnets (22), each housed in one ...
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JP2017093018A |
To provide a reluctance motor which can increase efficiency and suppress noise caused by a change of a magnetic flux amount.In a rotor 120, a slit group (a flux barrier group) where a plurality of slits (flux barriers) 131 to 134 extendi...
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JP2017093147A |
To provide a dynamo-electric machine capable of ensuring mechanical strength without deteriorating the performance.A dynamo-electric machine 100 including two rotors 120, 130 rotary driven around a shaft 101, and a stator 110 facing the ...
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JP2017085745A |
To provide a reluctance synchronous rotary electric machine capable of reducing torque ripples.Disclosed reluctance synchronous rotary electric machine includes a rotor and a stator. The rotor has a plurality of rotor salient poles forme...
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JP2017085875A |
To provide a brushless motor with reduced size and enhanced energy conversion efficiency.A brushless motor includes a stator and a rotor. The stator includes a stator core and two windings. The stator core includes a yoke, two opposing f...
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JP6130640B2 |
A generator (56, 58), such as for a gas turbine engine (10), includes an integrated auto transformer unit (62, 72) having secondary windings (100a-100i, 146a-146f) connected to a main windings (98a-98c).
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JP2017079530A |
To provide a synchronous reluctance motor capable of increasing the output torque.Flux barrier groups arranged in multiple layers from the outer peripheral side toward the center of a rotor 20, and consisting of multiple arcuate flux bar...
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JP6121875B2 |
In one embodiment, a generator includes an alternating current exciter to output first, second and third alternating currents respectively having first, second and third phases, and a rotary rectifier to convert the first, second and thi...
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JP2017077134A |
To provide a rotary electric machine that is excellent in cost and resource supply, and that can improve a torque density by increasing a torque generation surface.Provided is a rotary electric machine 1 that comprises a stator 100 and a...
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JP2017077135A |
To provide a rotary electric machine that is excellent in cost and resource supply, and that can improve a torque density by increasing a torque generation surface.A stator 100 has: an annular stator core 110 having stator teeth 130 arra...
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JP2017077133A |
To provide a rotary electric machine that is excellent in cost and resource supply, and that can improve a torque density by increasing a torque generation surface.A stator 100 has: an annular stator core 110 having stator teeth 130 arra...
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