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Patent Searching and Data


Matches 1 - 50 out of 7,917

Document Document Title
WO/2018/066654A1
A synchronous reluctance rotary electric machine according to an embodiment has a rotor core, a plurality of conductor bars, a short-circuit ring, a stator core, and a multi-phase armature winding. The rotor core is provided so as to be ...  
WO/2018/060121A1
The invention relates to a method for producing a rotor (14) for a rotating electrical machine (10) in which at least one rotor winding (20) is introduced into a rotor laminated core (16) of the rotor (14) in an electrically insulated ma...  
WO/2018/058244A1
An induction-powered device for use in an alternating magnetic field comprises: a magnetically permeable core; an electrically conductive coil surrounding the core; and an electrical load electrically connected to the coil. The coil is c...  
WO/2018/060756A1
A controller including over-current protection operable with a switched-mode 5 power supply and method of operating the same. In an embodiment, the controller is configured to provide an over-current protection fault signal when an opera...  
WO/2018/055701A1
A rotor 100 of an induction motor 300 is provided with the following: looped end rings 3-1, 3-2 that are disposed on ends of a rotor core 1 and that are connected to conductive bars 6 protruding from the ends of the rotor core 1; and loo...  
WO/2018/047514A1
The purpose of the present invention is to provide a rotary electric machine such that maximum torque and rated power factor can be improved while an increase in starting current is suppressed. To this end, provided is a rotary electric ...  
WO/2018/048360A1
Single core motor for each resonant stator coil used to induce the magnetic field of both poles of the core.  
WO/2018/041504A1
The invention relates to a rotor (1) for an electric machine. The rotor (1) comprises a first shaft journal (2), a second shaft journal (3), a laminated rotor core (4), and a filling body (5), wherein the filling body (5) is cast onto th...  
WO/2018/036787A1
The invention relates to a squirrel-cage rotor (3) of an asynchronous machine (1) having electrical conductors, which are provided in substantially axially extending grooves of a laminated core (5). On each end face of the laminated core...  
WO/2018/036760A1
The invention relates to a squirrel-cage rotor (1) for an asynchronous machine (34). The squirrel-cage rotor (1) comprises a first shaft pin (2), a second shaft pin (3), a laminated rotor core (4) and a filling body (5). The filling body...  
WO/2018/036767A1
Electrical drive devices with an electrical machine and a plurality of inverters are already known, wherein the electrical machine comprises a rotor and a stator, wherein the stator has an electrical polyphase winding which comprises a p...  
WO/2018/037486A1
An induction-motor rotor (100-1) is provided with: a rotor core (1); a shaft (2) that penetrates through the rotor core (1); end rings (3-1, 3-2) provided on an end of the rotor core (1); and reinforcing members (4-1, 4-2) which are prov...  
WO/2018/024606A1
The invention relates to an electric machine (10) comprising a stator (11) which has a plurality of grooves (14) and is adjacent to an air gap (17). The electric machine (10) also comprises a first material (15) having a first electrical...  
WO/2018/008057A1
Provided is a pole-number-changing rotary electric machine which has excellent torque-current characteristics both when a large number of poles are driven and when a small number of poles are driven, without using a winding changeover me...  
WO/2018/003105A1
[Problem] To achieve a more compact rotating electrical machine. [Solution] A rotating electrical machine 10 comprises: a housing 20; a stator core 41 accommodated in the housing 20; winding groups of a plurality of systems disposed in t...  
WO/2018/001524A1
An end structure (102) for a rotor of an electric machine is attachable to an end of the rotor (100). The end structure (102) comprises a ring arrangement (104), a rotational axis (112) of which is parallel to that of the stacked rotor (...  
WO/2018/000876A1
Disclosed are a cage rotor assembly structure and method. The cage rotor assembly structure comprises end rings (1), guide strips (2) and rotor punching sheets (3). Punching sheet grooves (4) are formed in the rotor punching sheets (3). ...  
WO/2017/220239A1
The invention relates to a rotor (16) for an electric asynchronous machine (10), comprising a cage rotor (22) which has rods (25) arranged in a laminated core (21) of the rotor (16) and two short-circuit rings (23) which are arranged on ...  
WO/2017/215182A1
Disclosed are an induction generation system and a train. The induction generation system comprises an induction generator (11), a converter circuit (12) and a traction control unit (13). The induction generator (11) is electrically conn...  
WO/2017/218578A1
Systems and methods are provided for powering a pipeline inspection system. The system includes an induction generator extending along a radially curved plane. The induction generator having an outer surface and an opposing inner surface...  
WO/2017/215834A1
The invention relates to a squirrel cage rotor for an asynchronous machine (1), comprising a magnetically conductive main body (5) which is mounted so as to be able to rotate about an axis (8) and includes electric conductors (7) in subs...  
WO/2017/198389A1
The invention relates to an electric machine (1) comprising a stator (2) and a rotor (3). The rotor (3) is rotatably mounted within the stator (2) and has a rotor shaft (4) which is in the form of a hollow shaft and by means of which a c...  
WO/2017/200093A1
A cage induction motor according to a mode of embodiment of the present invention includes a rotor iron core capable of rotating about a central axis, and a shaft to which the rotor iron core is fixed. The rotor iron core includes an ann...  
WO/2017/169170A1
This method, for determining a characteristic feature quantity of a three-phase induction motor required for calculation of a deterioration parameter used in diagnostics of a rotary mechanical system for which the three-phase induction m...  
WO/2017/162441A1
The invention relates to a rotor (100) for an asynchronous machine, having the following: a laminated rotor core (101) which is made of a plurality of rotor laminations (102) that are stacked in a longitudinal direction of the rotor (100...  
WO/2017/154147A1
Provided is a hollow induction motor capable of self-starting using a low level of single-phase alternating current. This hollow single-phase induction motor has a stator that forms magnetic poles using an alternating current power suppl...  
WO/2017/151798A1
A rotating element for a dynamo-electric machine such as an electric induction motor. The rotating element includes a plurality of axially stacked laminations cooperatively defining a plurality of arcuately spaced bar slots. The rotating...  
WO/2017/148601A1
For an asynchronous machine (1), in particular for use in electric vehicles or hybrid vehicles, comprising a rotor (10) and a stator (20) which surrounds the rotor (10), wherein an external stator yoke (21) with a stator yoke height (h21...  
WO/2017/141334A1
This three—phase induction motor is provided with: a stator that has a stator slot having an open slot structure for inserting a pattern-wound coil; and a rotor that has a rotor slot 7 for inserting a conductor bar 9 and that is arrang...  
WO/2017/129407A1
According to the invention, in order to construct a rotor (100) of an electrical machine (101) in a simple and cost-effective manner and, in the process, achieve low skin effect losses and a high tilting moment using low tooth tip distri...  
WO/2017/122814A1
Provided is a reversibly transforming motor system, adapted for modern society, that does not utilize a rare earth magnet, yields a torque/weight ratio improved by about one order of magnitude over conventional motors, and has an electri...  
WO/2017/123283A1
A generator comprises a rotor assembly having a first rotor and a second rotor located about a shaft along a rotational axis. Each rotor includes a plurality of magnets circumferentially located about the rotational axis. The first rotor...  
WO/2017/121526A1
Electrical machine (5) comprising a rotor (1) which is mounted on a rotor shaft (19) and has a laminated rotor core (2), a stator (28) having stator winding heads (29, 30) arranged on opposite end faces of the stator (28), and a housing ...  
WO/2017/116089A1
The purpose of the present invention is to optimize the conductor bar shape of a rotor, thereby improving the efficiency of an induction motor. Particularly, the present invention relates to an induction motor rotor structure having roto...  
WO/2017/107374A1
Disclosed are a squirrel-cage rotor, an electric motor and a washing machine. The squirrel-cage rotor (100) comprises a rotor core (110), a squirrel-cage guide bar, and a squirrel-cage shorting ring (120). The rotor core (110) is provide...  
WO/2017/097500A1
The invention relates to a rotor (10) for an asynchronous machine (50), comprising a laminated core (20) and a squirrel cage (30) at least partially integrated in the laminated core (20), wherein (i) the squirrel cage (30) is designed co...  
WO/2017/097501A1
The invention relates to a rotor (10) for an asynchronous machine (50), comprising a laminated core (20) and a squirrel cage (30) which is at least partially integrated in the laminated core (20), in which (i) the squirrel cage (30) is m...  
WO/2017/097503A1
The invention relates to a rotor (10) for an asynchronous machine (50), comprising a laminated core (20) and a squirrel cage (30) at least partially integrated in the laminated core (20), wherein the squirrel cage (30) is designed with b...  
WO/2017/090159A1
[Problem] To increase driving torque during synchronous operation, and to increase starting torque. [Solution] A rotary electric machine 1 is configured to have a rotor 3 and a stator 2 provided with stator winding wires 7, wherein: the ...  
WO/2017/089034A1
The invention relates to a cage rotor (3) for an asynchronous machine, having a laminated rotor core (2) made of a plurality of stacked rotor laminations (4) which each have a plurality of rotor lamination grooves (5) distributed in the ...  
WO/2017/089035A1
The invention relates to a method for producing a cage rotor (9) for an asynchronous machine, said method having the following steps: providing a laminated rotor core (1) made of a plurality of stacked rotor laminations (2) which each ha...  
WO/2017/080560A1
The present invention relates to magnetic anisotropy in rotating electrical machines, i.e. both motors and generators, in particular a method for manufacturing an improved induction rotor, and a corresponding induction motor or generator.  
WO/2017/043787A1
The present invention relates to a power generation or regenerative braking apparatus which comprises: an induction generator; and a synchronous generator connected in parallel to the induction generator while being connected to the indu...  
WO/2017/021244A1
The invention relates to an air-cooled electric motor (1) having a parallel circuit of two fan wheels (6, 7). The electric motor comprises a belt tensioner (3) attached on a fixed bearing side (2) of the electric motor (1), an inverter h...  
WO/2017/013674A1
This invention aims at developing an Induction Motor that consumes less power than existing Induction Motors. An efficient Induction motor comprises a stator that includes three field windings and a rotor that includes rotor conductors s...  
WO/2017/014616A1
The claimed invention relates to power engineering and can be used as a drive with a wide power range. The technical result is an increase in motor efficiency. In the claimed asynchronous electromagnetic motor, a tyre-shaped stator compr...  
WO2017008114A1
An electromagnetic device is presented. The device includes a stator, a gap comprising multiple gap regions, and a rotor arranged in the gap to move relative to the stator. One of the stator and the rotor comprises a conductor array havi...  
WO/2016/207166A1
The invention relates to an electric motor comprising a stator (10) having a laminated core defining notches (15) receiving conductors of a main winding (11), characterised by the fact that the electric motor comprises an isolated passiv...  
WO/2016/199848A1
[Problem] To provide a non-contact power generator that has a good magnetic efficiency and little leak of magnetic flux. [Solution] A non-contact power generator 1 is provided with: a magnet 3 that is disposed opposite to and apart from ...  
WO/2016/192342A1
A single-phase induction motor for a washing machine, and a washing machine. The single-phase induction motor for a washing machine comprises a stator (1) and a rotor (2) that is in running fit with the stator; the rotor has a mouse cage...  

Matches 1 - 50 out of 7,917