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JP7387034B2 |
A rotating electric machine according to the present disclosure is a rotating electric machine including a stator and a rotor, in which the rotor includes a plurality of permanent magnets arranged in a circumferential direction of a rota...
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JP7368207B2 |
To realize a compact size and weight saving, an improvement of high output, and less vibration in a flux-switching motor.A rotor rotates in only one direction with a shaft. A stator has a plurality of stator magnets 62 engaged into each ...
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JP7363149B2 |
To improve the efficiency of a reluctance motor.A reluctance motor includes a stator having a plurality of magnetic poles, a rotor having a plurality of magnetic segments different from the number of magnetic poles of the stator, and a p...
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JP7364599B2 |
A cage for a wound rotor includes a first portion and a second portion to be rigidly connected to one another. Each portion includes an end ring and a circumferential plurality of rods extending away from the end ring parallel to the axi...
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JP2023152584A |
To disclose systems, components elements, and methods, for driving a motor.The present invention includes a motor including a rotator and a stator including a plurality of stator phase coils and a plurality of electromagnetics, the plura...
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JP2023153080A |
To release a stress concentration in a peripheral direction end part of a cavity part in rotation of a rotor core.A rotor core (11) includes: a cavity of a cavity part (21); and a first rib (61) that is extended from an inner side of a r...
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JP2023148550A |
To inhibit a fluid from flowing into a recess in a rotor core, and reduce windage loss.A rotor (10) includes a first rotor part (31), and a second rotor part (32) formed into a substantially circular shape. In the first rotor part (31), ...
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JP7359561B2 |
Disclosed is a flux switching motor which achieves high output, miniaturization and ultra-lightweight. In the flux switching motor, a stator has the length in an axial direction, which is an extension direction of a rotation shaft, short...
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JP2023141888A |
To ensure relatively high noise resistance at relatively low cost in a wound field type rotating electric machine.A wound field type rotating electric machine includes a rotor that includes a stator, a shaft portion, a rotor core coaxial...
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JP7353786B2 |
According to one embodiment, in a lateral cross section, a rotor core includes a plurality of layers of barrier regions formed to be arranged in a radial direction with intervals in each magnetic pole. Each barrier region includes a flux...
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JP2023540516A |
An electric machine (1) that operates by switching magnetic flux includes a rotor (10), a stator (20), and a winding (30). The stator has at least two stator disks (22) magnetically connected in series via a rotor disk (12). The electrom...
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JP2023132753A |
To provide a rotary rectifier, a rotary electric machine, and a rotary electric machine system for dump trucks that reduce the number of parts and cost and save space as a shaft voltage countermeasure for excitation type rotary electric ...
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JP2023130805A |
To provide a rotor of a rotary electric machine that improves torque at the start-up.A rotor core 20 is rotatable around a center axis J, and the rotor core comprises: a plurality of magnetic pole parts P arranged at an interval in a cir...
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JP2023128881A |
To provide a bearing device for wheels, which is excellent in water resistance, good in assemblability in a simple construction, and equipped with a power generator and a wireless communication function.A bearing device 1 includes a bear...
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JP2023125617A |
To realize the high output and high performance of a motor.A motor comprises: a shaft; a rotor which is provided on the outer periphery of the shaft; and a stator which is provided via an air gap on the outer peripheral side of the rotor...
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JP7339617B2 |
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JP7337973B2 |
According to some embodiments, a synchronous reluctance machine is disclosed. The machine includes a stator; a rotor disposed within the stator and configured to rotate relative to the stator; and a sleeve disposed circumferentially arou...
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JP2023118454A |
To provide a cooling structure in a rotary electric machine capable of appropriately securing work efficiency in assembling a flow passage pipe with a container even in such a cooling structure that the flow passage pipe for flowing a co...
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JP2023118449A |
To provide a cooling structure in a rotary electric machine capable of appropriately securing work efficiency in assembling a plurality of lead wires forming a coil with a flow passage pipe in which a cooling fluid flows.A cooling struct...
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JP2023118485A |
To make it possible to reduce the volume or weight of a shield structure.A rotary electric machine according to the embodiment comprises a rotor comprising a field part where a magnetic field is generated; and a stator provided on the ou...
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JP7330570B1 |
[assignment] To provide a "magnetic force line magnetic force motor" which does not use a permanent magnet and is premised on brushless. [Solution] A brushless motor 1 rotated by a three-phase AC power supply has a winding 22 wound aroun...
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JP7330661B2 |
According to some embodiments, a synchronous reluctance machine is disclosed. The machine includes a stator; a rotor disposed within the stator and configured to rotate relative to the stator; and a sleeve disposed circumferentially arou...
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JP7329561B2 |
To improve a rotation detection accuracy and prevent an erroneous operation of a semiconductor element which is caused by a fluctuation of a magnetic field when a magnet rotates, in a case where a rotary electric machine and a control de...
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JP7326050B2 |
To provide a rotary electric machine capable of varying output characteristics without fitting a plurality of gear pairs or the like.The rotary electric machine includes: a stator generating a revolving magnetic field by an AC current; a...
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JP7325164B1 |
A switched reluctance motor (SRM) device that can compete with a high performance PMSM (Permanent Magnet Synchronous Motor) is provided. A rotor core of a single-phase SRM (1) has magnet poles arranged between rotor poles. Axially adjace...
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JP7310767B2 |
A switched reluctance (SR) motor (10) is provided with a stator (11) having windings (25) in a plurality of phases, a rotor (12) capable of rotating relative to the stator (11), and a rotation angle sensor (13) for detecting the angle of...
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JP2023093619A |
To provide a switched reluctance machine capable of reducing generated noise and vibration.In a switched reluctance machine (HRSRM) with multi-rotor poles, a numerical relationship defined by a formula Rn=2Sn-Fp is used to provide a plur...
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JP2023528046A |
Kind Code: A1 The essence or purpose of the present invention is to modify an existing three-phase generator in a power plant. The invention in the generator consists of increasing the number of poles in the rotor, which reduces the cost...
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JP2023090546A |
To provide a synchronous condenser conversion method that can properly supply reactive power from a synchronous condenser.A synchronous condenser conversion method includes a pressure regulating step in which, when converting a power gen...
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JP7299659B2 |
A rotor and a generator using magnetic circuit control, and a control system and a control method. The rotor comprises: a rotor shaft (8); a pair of claw poles (1, 3) mounted on the rotor shaft (8), each of the claw poles (1, 3) having a...
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JP7292189B2 |
A motor including a sealed rotor with at least one salient rotor pole and a stator comprising at least one salient stator pole having an excitation winding associated therewith and interfacing with the at least one salient rotor pole to ...
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JP7290863B2 |
To provide a synchronous motor that can realize high-speed rotation with multiple poles without increasing the power frequency.In a reluctance type synchronous motor 1 that rotates a rotor 3 by the rotating magnetic field generated in a ...
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JP7289717B2 |
A rotating electric machine includes a non-rotating member, a stator fixed to the non-rotating member, a field coil fixed to the non-rotating member, disposed on an inner diameter side of the stator, and having an iron core and a winding...
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JP2023524315A |
High frequency rotary transformers, machines and high frequency transformers are defined that are simpler and cheaper to manufacture than existing transformers and machines. A high frequency transformer includes a primary transformer cor...
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JP7283091B2 |
A field coil type rotating electric machine includes a field coil having a serially-connected coil section pair consisting of first and second coil sections, a diode having its cathode and anode respectively connected to opposite ends of...
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JP7271076B1 |
An object of the present invention is to suppress vibration of a rotating shaft. A generator (1) includes a sub-exciter rotor (34) fixed to a rotating shaft (14) and a sub-exciter stator (32) arranged on the outer peripheral side of the ...
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JP7267564B2 |
A motor and a control device therefor are made more compact in size and lowered in manufacturing cost. There are provided a motor with windings and a control device which apply appropriately one-way current to each of the windings. Two f...
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JP7267421B2 |
A superconducting generator includes an annular armature connectable to rotate with a rotating component of a wind turbine. A stationary annular field winding is coaxial to the armature and separated by a gap from the armature. The field...
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JP7259543B2 |
A field coil type rotating electric machine includes a rotor where both a series resonant circuit including a first winding and a capacitor and a parallel resonant circuit including a second winding and the capacitor are formed. The firs...
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JP7254146B1 |
Kind Code: A1 A rotation detection device is provided that suppresses deterioration in rotational position detection accuracy due to disturbance magnetic flux. A bushing made of a non-magnetic material is provided at one axial end of a r...
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JP7252740B2 |
To transmit power, generated by wind force, between a rotation part and a body part in a non-contact manner simultaneously with the power generation, to use a part of the power generated by the wind force in the rotation part which rotat...
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JP7251212B2 |
To provide a winding field magnetic type synchronous motor that enables switching of the number of pole pairs without thickening a wire on a stator side, using special magnets, or requiring advanced design and control.In a winding field ...
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JP7246538B2 |
The present invention is an electrical machine comprising a stator and a rotor (10), with rotor being formed with a rotor body (20) from a stack of laminations (14) placed on a rotor shaft (12). According to the invention, the rotor comp...
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JP2023510606A |
The stator has a plurality of stator poles and electrical windings are provided for the plurality of stator poles. The mover has a plurality of mover poles. The mover is movable relative to the stator and mates with the stator to define ...
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JP7229398B2 |
A winding for an active portion of a rotary electric machine has at least one phase system including a plurality of phases each including a first energizing pin and a second energizing pin each forming a phase input or output. Each energ...
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JP7226589B2 |
The short-circuit detection device according to the present disclosure includes: a signal acquisition unit configured to acquire, from a magnetic flux detector configured to detect a magnetic flux generated in a gap between a rotor and a...
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JP7222341B2 |
A rotary electric machine includes: a rotary shaft member; first and second rotor including first and second rotor core, respectively, including first and second permanent magnets having first and second polarity, first and second magnet...
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JP2023503794A |
The present disclosure eliminates reverse torque and utilizes the generator stator electromagnetic coils to capture the inherent energy available in the ferromagnetic and paramagnetic magnetic domains of the generator rotor pole pieces. ...
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JP7215917B2 |
To position a first magnetic pole and a second magnetic pole while keeping non-contact state, with simple configuration.A rotary electric machine 1 comprises a stator 3, a rotor 2, and a field coil 7, where the rotor includes a first mag...
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JP7213910B2 |
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