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Matches 1 - 50 out of 10,873

Document Document Title
WO/2021/090387A1
The purpose of the present invention is to reduce torque ripple due to field flux during start-up. The rotor is provided with: a rotor core (7) having a plurality of salient poles (71) projecting outside in the radial direction; a plur...  
WO/2021/057144A1
The present disclosure provides a synchronous reluctance motor. The synchronous reluctance motor comprises a stator core (1) and a rotor core (2). The stator core (1) comprises stator teeth (3), and the rotor core (2) comprises a plurali...  
WO/2021/049327A1
Provided is an actuator capable of obtaining high energy efficiency at low speed while having a compact configuration. This actuator is provided with a stator and a rotor. The stator includes a disk, a pillar including a permanent magnet...  
WO/2021/036035A1
A self-start synchronous reluctance motor, comprising a stator and a rotor. The rotor comprises a rotor core (3); the rotor core (3) is formed by laminating punched core sheets having multiple magnetic poles and multiple magnetic barrier...  
WO/2021/032705A1
The invention relates to a power transmission system (12) for generating a current in an excitation winding of a rotor (10) of an electric machine. The power transmission system (12) comprises a rotary transformer, i.e. an inductive coup...  
WO/2021/023326A1
In a method for operating an electric machine with at least two coils, said machine having a magnetisable, movable core such as an armature or a rotor, a current of a constant average value is applied from a direct current source at the ...  
WO/2021/025547A1
The invention relates to electric machines, and more particularly to both linear and rotational generator/motors. The aim of the claimed invention is to increase the amount of EMF generated, minimize the number of magnets and windings us...  
WO/2021/010635A1
The present invention relates to a 4-phase switched reluctance motor which is configured as a 4-phase motor by coaxially arranging two 2-phase motor units, is capable of effectively driving forward and backward by calculating a switching...  
WO/2021/007199A1
A switched reluctance motor for an electric vehicle. The switched reluctance motor includes an inverter with switchable windings to control the inductance of the motor. The motor also includes a high speed and low speed mode correspondin...  
WO/2020/264413A1
Disclosed are various embodiments for reluctance synchronous machines having a rotor comprising a plurality of rotor core assemblies configured to form a reluctance torque tunnel having at least a first reluctance tunnel segment and a se...  
WO/2020/261328A1
The present invention obtains a rotating electric machine rotor in which the temperature of the rotor core can be prevented from rising. This rotating electric machine rotor is provided with: a rotor core cylindrical portion having a cyl...  
WO/2020/253196A1
Provided are a direct-start synchronous reluctance electric motor rotor structure, an electric motor, and a compressor. The direct-start synchronous reluctance electric motor rotor structure comprises: a rotor iron core, wherein q-axis s...  
WO/2020/233884A1
The invention relates to a synchronous reluctance motor, in particular a four-pole synchronous reluctance motor (1) having; a stator (2) with 48 stator grooves (3) for receiving a winding system (8); a reluctance rotor (5), which is spac...  
WO/2020/221985A1
A method of operating an electric or hybrid system comprising a synchronous reluctance electric motor coupled to an electric or hybrid powertrain is described herein. The method comprises determining (i) a torque demand required of the e...  
WO/2020/211996A1
The invention relates to a rectifier device (7) for rectifying an electrical alternating current. The rectifier device (7) comprises a support (15) and electrical components (17) arranged on a rectifier region (19) of the support (15), w...  
WO/2020/208812A1
A short circuit detection device comprising: a signal acquisition unit that acquires a detection signal according to a magnetic flux from a magnetic flux detector that detects a magnetic flux generated in the air gap between a rotor and ...  
WO/2020/209650A1
According to a field-wound motor generator using a PM-ASSIST structure, proposed in the present invention, a field-wound motor generator having a stator and a rotor can be configured, wherein, as an improved structure in which a rotor co...  
WO/2020/200715A1
A rotor shaft (12) of an electric motor, in particular of an electrically excited synchronous machine, is composed of a shaft body (20) and a power transmission module (22), the shaft body (20) having a tubular open end that faces the po...  
WO/2020/193353A1
A rotor (3) for an electric machine (1) is described. The rotor (3) comprises a rotor axis (4) about which the rotor (3) is configured to rotate, and at least one conducting element configured to conduct current in the direction of the r...  
WO/2020/188810A1
This rotor (120) has a rotor iron core (121) configured from a plurality of iron core pieces (211) divided by slit parts (122) that form flux barriers, non-magnetic structures (123) that are disposed in the slit parts (122) and that conn...  
WO/2020/173526A1
The invention relates to a DC current machine comprising a rotor (3) that can rotate about an axis of rotation (4) and a stator (2) arranged coaxially relative to the rotor (3). In addition, the DC current machine comprises a cylindrical...  
WO/2020/151606A1
Disclosed in the present invention is a switched reluctance motor. The switched reluctance motor comprises a stator assembly and a rotor assembly which are coaxially arranged. The rotor assembly comprises a first circular ring member, a ...  
WO/2020/145220A1
Embodiments of the present invention provide a rotor and a motor having the rotor. The rotor includes a rotor core that rotates about a central axis and is composed of electromagnetic steel plates laminated along an axial direction. The ...  
WO/2020/144888A1
The present invention obtains a rotating electric machine rotor capable of suppressing the lowering of the output of a rotating electric machine. This rotating electric machine rotor is provided with: a rotor core formed with a winding p...  
WO/2020/141467A1
A power generating system using magnetic induction and a method of operating same are disclosed. The power generating system includes at least one stationary electromagnet receiving an excitation voltage from a power supply. The at least...  
WO/2020/126762A1
The invention relates to a method for operating a synchronous electric motor (14), which is operatively connected to a self-locking transmission (18). The method comprises the steps of actuating the synchronous motor (14) so that a rotor...  
WO/2020/115343A1
The invention relates to an alternator system coupled to a differential shaft of an electric vehicle, which is formed from an alternator (1) installed next to a drive pinion of the differential by means of a coupler (2), which has a cool...  
WO/2020/112138A1
A multiplayer neutral bus that includes a plurality of conductive layers and a plurality of bushings is provided. At least a portion of the conductive layers are spaced apart from each other and form separate electrical flow paths. The c...  
WO/2020/108692A1
The invention relates to an electric motor, comprising a stator (1) and a rotor (2), wherein: the rotor (2) has permanent magnets (3) capable of magnetic reversal; the stator (1) is divided into n portions (4) over the circumference of t...  
WO/2020/099048A1
The invention relates to a support device (15) for a rotor of an internal-rotor synchronous machine of a motor vehicle having a star disc (16), which is able to be arranged on the laminated core of the rotor between an end side of the la...  
WO/2020/073422A1
A high-power switched reluctance motor, comprising a stator (10), a rotor (4), a housing, and a cooling unit. Stator winding (11) is wound on stator teeth (102); the rotor (12) is supported and rotated by a rotating shaft (13); the shell...  
WO/2020/074222A1
The invention relates to a drone (1) for triggering naval mines, which drone comprises a drive having an electric motor (3) for locomotion in the water, wherein: said electric motor (3) can be used additionally to trigger the naval mines...  
WO/2020/066481A1
This field winding-type rotary electric machine (30) is provided with: field windings (70, 73) having a series connection body of first winding units (71a, 74a) and second winding units (71b, 74b); and a rotor (60) having a radially prot...  
WO/2020/066482A1
This field winding-type rotary electric machine (30) is provided with a stator (50) and a rotor (60).The stator has: teeth (52) circumferentially provided side-by-side and radially protruding from a stator core; and a stator winding (31)...  
WO/2020/060447A1
Proposed in the present invention is an electrical machine comprising: a stator comprising a toothed magnetic core made of a magnetically soft material and having N teeth and an f-phase 2-pole distributed winding, in which q=N/2pf, where...  
WO/2020/058716A1
An energy storage system (100) comprises a switched reluctance motor having a rotor (101) and a stator (102). The rotor is arranged to be capable of acting as a flywheel for storing energy. A casing (106) encloses the rotor and stator, a...  
WO/2020/031698A1
[Problem] To reduce the size and cost of a motor and a control device. [Solution] The present invention relates to a motor for appropriately supplying one-way current to each of winding wires, and a circuit for driving the motor. Two ful...  
WO/2020/025980A1
Electrical sub-assembly and associated method of operation There is provided an electrical sub-assembly having first and second motors, the second motor being a reluctance motor. Each of the first and second motors has a respective rotor...  
WO/2020/012233A1
An electric machine comprised of: a stator pole having shape of a hallow or partially core cylinder (2) on which stator winding is located (1) and at least one permanent magnet or electromagnet rotor having shape of a piston (3), that mo...  
WO/2020/012695A1
A rotating machine drive system, provided with: a rotating machine having a plurality of windings; an inverter device including an inverter circuit for converting DC power from a DC power supply into AC power and a control device for con...  
WO/2020/001289A1
The present invention discloses a three-degree-of-freedom bearingless switch reluctance motor excited by a constant current source, comprising a rotor and a stator, wherein the rotor comprises a rotary shaft and a rotor core, and a plura...  
WO/2020/002967A1
Output power of any electric machine is generally less than input power since some part of input power is always lost during electromechanical energy conversion process due to various mechanical and electrical losses. However, reluctance...  
WO/2020/001290A1
Disclosed in the present invention is a three-degree-of-freedom bearingless asynchronous motor excited by a constant current source, comprising a rotor and a stator, the rotor consists of a rotation shaft and a rotor iron core, and an ev...  
WO/2020/001293A1
Disclosed in the present invention is an external winding controlled, two-degree-of-freedom, bearingless, switched reluctance motor, comprising a stator and a rotor. Rotor teeth are provided at the edge of the rotor; the stator consists ...  
WO/2020/001294A1
Disclosed in the present invention is a five-degree-of-freedom bearingless switched reluctance motor, comprising a stator and a rotor, wherein the rotor comprises a rotating shaft two ends of which respectively extend to an outer side of...  
WO/2019/233974A1
It is described an arrangement (200) for producing electric energy, comprising: a generator (201) having plural winding sets (203al-2, 203bl-2); plural converters (205al-2, 205bl-2) each connected to one of the winding sets; at least two...  
WO/2019/229885A1
A permanent-magnet synchronous motor (100) is provided with: a main inverter circuit (3) that converts direct-current power to three-phase alternating-current power by switching a plurality of transistors (31–36); a motor body (20) tha...  
WO/2019/207525A1
A synchronous induction motor including a stationary three-phase AC powered stator including stator windings and a DC powered rotor located external to the stator. The rotor includes rotor windings. The rotor is arranged to rotate around...  
WO/2019/204501A1
A brushless, self-excited synchronous field winding machine is presented. The AC stator is configured with four or more phases to produce independent magnetic fields at different spatial harmonics. Windings in the rotor are configured to...  
WO/2019/202241A1
The invention relates to a brushless and magnet-free synchronous electrical machine, characterized in that it comprises a stator (20) comprising a ring (22), a winding (28) and a tooth system (24) comprising teeth (26) extending parallel...  

Matches 1 - 50 out of 10,873