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JP2018174634A |
To provide an induction machine rotor capable of stably ensuring the electric insulation between a rotor core and a conducting bar, and a manufacturing method for the induction machine rotor.An induction machine rotor 3 comprises a rotor...
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JP6416165B2 |
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JP2018166358A |
To provide a control device for an induction motor capable of appropriately driving two rotors even when turning a vehicle.A control device for an induction motor comprises: a motor 2 in which a first rotor 22 and a second rotor 23 are d...
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JP2018139494A |
To make an induction motor highly efficient.In an induction motor whose coil space factor in a stator slot 34a is equal to or more than 38%, β is within a range of 0.46 to 0.56, wherein β=W/σ, when a stator tooth width is denoted as W...
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JP6383941B2 |
An outer rotor-type electric motor (2) is equipped with a stator (20) having: a stator iron core (16) provided with a plurality of slots in a circular ring shape; stator windings wound in the slots; and an insulator (7) provided between ...
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JP6383677B2 |
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JP6380691B1 |
A rotor core 103 that is laminated with thin plates and has a plurality of slots 105 penetrating in the rotation axis direction separated from each other in the circumferential direction and rotates about the rotation axis, and an end po...
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JP6380690B1 |
In order to improve the trade-off between current suppression at start-up and torque increase during steady operation, thin plates are laminated and fixed to the rotor core 103 that rotates around the rotation axis and both ends of the r...
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JP6379587B2 |
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JP2018133868A |
To realize a single phase induction motor with a large starting torque and small size.The single phase induction motor includes: a plurality of main windings wound around a stator; an auxiliary winding wound around the stator at a predet...
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JP6376820B2 |
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JP6375967B2 |
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JP6373788B2 |
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JP6355188B2 |
The short-circuited rotor (1) has a laminated rotor core (3) with cage bars (4) in which short-circuiting rings (5) are arranged. The short-circuiting ring consists of a disc stack (7) which is built up in layers from discs (6) with rece...
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JP2018518139A |
A single-phase induction motor for a washing machine and a washing machine, the single-phase induction motor for a washing machine includes a stator 1 and a rotor 2 rotatably coupled to the stator 1, and the rotor 2 has a cage-shaped str...
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JP2018107882A |
To provide a rotor which can be more easily manufactured while reducing stress concentration acting on a rotor core from an end ring, and a motor and a method of manufacturing the rotor.A rotor 10 includes: a rotor core 12, fixed to an o...
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JP3216609U |
To improve the efficiency of a generator having a central magnetic shaft. A generator 300 has a stator and a rotor, the stator being offset in at least one axial direction at the axial end so that the main central portion 208 of the cent...
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JP6312082B2 |
To provide a method for driving a pole changing type induction method, and a pole changing type induction machine, that are excellent in high torque generation by achieving such a coil structure that a coil coefficient at a high polarity...
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JP2018061421A |
To provide an improved method for manufacturing a short ring for a squirrel-cage rotor of an asynchronous machine.A method for manufacturing a short ring for a squirrel-cage rotor of an asynchronous machine includes the successive steps ...
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JP6305571B2 |
Core slots (2, 52) are provided in an outer circumferential side of a rotor core (1, 51) and extend in an axial direction of a rotor shaft (8). A rotor conductor (5) is a rod-shaped conductor inserted in each of the slots (2, 52), and af...
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JP6279763B2 |
According to one embodiment, an induction motor includes a stator and a rotor. The stator has a stator coil disposed at a stator core having a plurality of stator slots. The rotor has a rotor core rotatably provided with respect to the s...
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JP6276325B2 |
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JP2018019519A |
To suppress a starting current of an induction motor.An induction motor system comprises: a rotor having a rotor shaft and a rotor core; two bearings; a stator having a stator core, a first stator winding 71 passing through in a pluralit...
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JP2018011425A |
To provide a rotary electric machine capable of outputting a high torque at a low cost while securing robustness and easiness of maintenance.A rotary electric machine comprises: a stator 10 that has a concentratedly-wound armature coil 1...
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JP6257290B2 |
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JP2017225223A |
To provide an induction motor which simulates an engine torque for testing a powertrain or an auxiliary machine mounted on a vehicle and provides an electric motor capable of obtaining a sufficient torque value while suppressing rotor in...
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JP2017216843A |
To provide a rotor capable of reducing manufacturing costs.A rotor according to one embodiment includes a rotary shaft, a rotor core, rotor core clampers, a plurality of rotor bars, and short-circuit rings. The rotary shaft rotates aroun...
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JP6230441B2 |
The single-phase induction motor includes a stator fixed in a cylindrical frame by shrink-fitting or press-fitting, a main winding wire and an auxiliary winding wire provided on the stator, and a rotor provided on an inner circumferentia...
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JP6232294B2 |
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JP6226794B2 |
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JP6227171B2 |
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JP6207200B2 |
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JP6202863B2 |
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JPWO2015173969A1 |
The challenge is to investigate the cause of heat loss in half when the generator generates electricity or when the electric motor is driven, and to realize the effective use of energy. In addition, the challenge is to eliminate the powe...
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JP6189001B1 |
Annular end ring 3-1 connected to conductor bar 6 which rotation child 100 of induction motor 300 is provided in an end of rotor core 1, and projects from an end of rotor core 1, and 3-2, It is provided between rotor core 1, end ring 3-1...
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JP6180669B1 |
The number change type rotation electrical machinery of poles which has the torque outstanding at both the times of a multi-electrode drive and a few pole drive versus a current characteristic is obtained without using a winding switchin...
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JP6178781B2 |
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JP6172961B2 |
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JP2017127106A |
To provide a cage rotor and a squirrel-cage induction motor combining high durability and high motor efficiency.In a squirrel-cage induction motor 1, a cage type rotor 5 pivotally supported by a rolling bearing 3 rotatably by receiving m...
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JP6165385B1 |
A shaft (2) at which a rotation child (100-1) of an induction motor penetrates a rotor core (1) and a rotor core (1), And it is provided in an end of a rotor core (1), it is a ring (3-1, 3-2), It is provided between a shaft (2) and an in...
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JP6161796B2 |
This squirrel-cage motor rotor includes a plurality of conductor bars provided at regular intervals along the circumferential direction of a rotor core, short-circuit rings connected to ends of the conductor bars, and reinforcement cover...
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JP2017518730A |
The motor / generator of the preferred embodiment includes a rotating portion (rotor) and a fixing portion (stator). In the disclosed device, the main function of the stator is to provide a high intensity background magnetic field in whi...
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JP2017112687A |
To provide an induction motor with efficient distributed winding in which influence of magnetomotive force harmonics is reduced and noise is suppressed.The induction motor includes: a stator 80 having a plurality of slots 83 in the circu...
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JP6145688B2 |
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JP2017099104A |
To improve coupling strength of the rotor bar and the end ring of a squirrel-cage induction motor.An end ring coupling method for coupling the end ring 14 and rotor bar 13 in a squirrel-cage induction motor including a rotor 10 having th...
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JP2017093116A |
To provide a rotary electric machine capable of reducing temperature rise in a wiring.The rotary electric machine including a stator and a rotator. The stator includes: an annular core back of 6-poles, and a stator core having a pluralit...
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JP6132989B1 |
A stator which has a stator slot of open slot structure for inserting a model volume coil, A rotation child who has rotor slot 7 in which conductor bar 9 is inserted, and is stationed inside a stator via an opening, It is Equipped with 3...
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JP6131722B2 |
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JP6129966B2 |
Provided is a high-efficiency rotating electric machine which reduces loss due to harmonic flux. A radially inner rotor slot (4) and a radially outer rotor slot (6) are formed in the radial direction of the rotor core (2) with a radially...
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JP6114906B2 |
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