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Matches 451 - 500 out of 10,707

Document Document Title
WO/2010/105764A1
The invention relates to a rotary transmitter, in particular transformatoric rotary transmitter, comprising a primary winding (7) and a secondary winding (6) that is inductively coupled thereto and rotatably arranged relative to the prim...  
WO/2010/105875A1
The invention relates to an electric machine (30), comprising a stator (1), a rotor (4) that is made in one piece and is supported so as to be rotatable about a rotor axis (21), at least one coil (3) that substantially generates a radial...  
WO/2010/103634A1
An AC generator for vehicle comprises a rotor (1) provided, in the circumferential direction thereof, with a plurality of magnetic poles (113) shaped to suppress unhysteresis and including a field winding (112), a stator (2) arranged thr...  
WO/2010/102671A1
A rotor 30 for a synchronous reluctance machine wherein a torque ripple behaviour of the machine is optimized by altering the geometry of insulating barriers 4 of the rotor 30. A q-axis pitch angle 12 is used as a design variable instead...  
WO/2010/102987A1
The invention relates to a rotating transformer that is suitable in particular for supplying current to the excitation winding of a synchronous machine. A stationary primary winding arrangement (3) is fed by an alternating voltage source...  
WO/2010/094818A1
The invention relates to a rapid de-excitation system for synchronous machines (1) with indirect excitation by means of an excitation machine (2) and a rotating rectifier bridge (8), including: a de-excitation impedance (10) connected be...  
WO/2010/092724A1
An electrical generator comprises a stator having a plurality of protrusions for stator poles arranged on the outer circumferential surface of the stator body, and a rotor which is so provided as to be rotatable around the stator and inc...  
WO/2009/153187A3
The invention relates to a homopolar generator for a device for generating electrical energy. The generator is, in particular, part of a wind or water power generating system and is driven directly, i.e. without intermediately connected ...  
WO/2010/037976A3
The invention relates to an integral voltage regulator (61) and brush-carrier (60) assembly (14) for a multiple phase rotary electric machine, said assembly comprising a body (66) made of an electrically insulating material and adapted f...  
WO/2010/034760A3
The invention provides an excitation machine for a synchronous generator, said machine both making it possible for the synchronous generator to generate high outputs and also providing independent cold-starting or system operation at low...  
WO/2010/032050A3
An integrated starter generator device comprisinga housing, a stator and a rotor contained within the housing, the device further comprising control electronics operable to configure the device as either a starter or generator and contai...  
WO/2009/081033A3
The invention relates to a rotary electric machine (10) that comprises: a fixed casing (36); a central shaft (12) rotatingly mounted about the axis (B) thereof in the fixed casing (32); a rotor (14) mounted on and connected to the centra...  
WO/2010/052794A1
A dynamo-electric machine which can hold a permanent magnet stably for a long term with a simple holding structure, and a method for manufacturing the rotor thereof. In the dynamo-electric machine; holding grooves are opened in the facin...  
WO/2010/046875A2
The invention relates to a rotating electrical machine (1) to be connected to a polyphase power grid, comprising: a polyphase synchronous motor (10) comprising a rotor (11) with permanent magnets (12) and a polyphase asynchronous motor (...  
WO/2010/038286A1
Provided is a revolving electric machine, which realizes the arrangement of permanent magnets and the thickening of element wires of field coils. In the revolving electric machine, valleys are formed in the individual yoke portions betwe...  
WO/2010/037977A2
The invention relates to a polyphase rotary electrical machine comprising a current rectifying and voltage regulating arrangement provided with a current rectifying device (25) and a voltage (61) regulating unit (14) - brush holder (60)....  
WO/2010/037976A2
The invention relates to an integral voltage regulator (61) and brush-carrier (60) assembly (14) for a multiple phase rotary electric machine, said assembly comprising a body (66) made of an electrically insulating material and adapted f...  
WO/2010/034760A2
The invention provides an excitation machine for a synchronous generator, said machine both making it possible for the synchronous generator to generate high outputs and also providing independent cold-starting or system operation at low...  
WO/2010/033330A1
A shaft cover structure for use in an exciter is provided. The shaft cover structure comprises at least two sections located about a selected portion of a rotatable shaft. The sections are positioned such that adjacent circumferential en...  
WO/2009/004003A9
The invention relates to a potting method and a device (100) for potting an excitation circuit that is arranged inside a rotor body. Said excitation circuit has a circuit board (102, 103) having contacts (103, 103') on the edge of said c...  
WO/2010/032050A2
An integrated starter generator device comprisinga housing, a stator and a rotor contained within the housing, the device further comprising control electronics operable to configure the device as either a starter or generator and contai...  
WO/2010/004239A1
A synchronous electrical machine (40) comprises a plurality of phases (5OA, 5OB, 5OC, 5OD, 50E) and detecting means arranged to detect an open-circuit fault in at least one of the phases (50E) of the synchronous electrical machine (40). ...  
WO/2010/003474A1
Separately excited electrical synchronous machine and method for operating a synchronous machine, wherein coil windings, in particular in the form of field coils, are arranged on the rotor, wherein the coil windings are electrically supp...  
WO/2009/153850A1
Provided is a rectifier of an AC generator for a vehicle, of which the reliability can be improved by increasing the vibration resistance performance of a diode. The connection lead (33d) in a diode (33) constituting a rectifier comprise...  
WO/2009/153187A2
The invention relates to a homopolar generator for a device for generating electrical energy. The generator is, in particular, part of a wind or water power generating system and is driven directly, i.e. without intermediately connected ...  
WO/2009/148349A1
This invention relates to the construction of stators for use in electric motors. A stator for an electric motor comprises an elongate tubular body defining a central cavity in which a rotor can be located, the body defining a series of ...  
WO/2008/117290A3
A system and device for providing AC signal. The system includes: an AC generator that outputs an AC output signal and includes an AC rotor that communicates with a shaft that is rotated at a rotation speed; a speed sensor for sensing th...  
WO/2009/139278A1
Provided are a magnetic inductor type rotary machine, which is little in an eddy current loss even if driven at a super-high speed so that it is highly efficient, and a fluid transfer device using the rotary machine. The magnetic inducto...  
WO/2009/122596A1
Provided is a rotary electric machine in which permanent magnets can be stably held, and the demagnetization of the permanent magnets due to heat is suppressed by effectively dissipating the heat of the permanent magnets by means of heat...  
WO/2009/118135A1
The method is used to start up a multiphase electric motor operating in star-connected mode. The method provides for conductive bridging of at least one coil portion of one phase of the motor and electrical separation of the bridged coi...  
WO/2009/116164A1
A rotating electrical machine for a vehicle, in which an eternal magnet is arranged and the wire of a field coil is thicker, is obtained by providing a valley portion in a yoke portion, providing a magnet holding tool for holding an eter...  
WO/2009/101786A1
Provided is a generator, the output of which is improved by rotating a stator in the direction opposite to the rotating direction of a rotor. A stator (60) is borne concentrically rotatably through at least two front cover bearings (41) ...  
WO/2009/101674A1
A rotating electrical machine can stably hold permanent magnets in trough parts formed in parts positioned between adjacent pawl-like magnetic pole parts in cut parts. In the rotating electrical machine, first and second magnet holding t...  
WO/2009/101710A1
A rotating electrical machine for realizing the longer life of a belt by suppressing an increase in the inertia of a rotator, and realizing high output by increasing field electromotive force is achieved. In the rotating electrical machi...  
WO/2009/081033A2
The invention relates to a rotary electric machine (10) that comprises: a fixed casing (36); a central shaft (12) rotatingly mounted about the axis (B) thereof in the fixed casing (32); a rotor (14) mounted on and connected to the centra...  
WO/2009/077687A2
The invention relates to a method for controlling a self-piloted alternator-starter for starting or restarting the thermal engine of an automobile, wherein said alternator-starter includes a rotor rotating in a stator, and a belt for tra...  
WO/2009/027938A4
The invention relates to a current-energized synchronous motor (1) which is suitable in particular for vehicle drives. It consists of a stator (2) and a rotor (3) carrying the energizer winding (7), the rotor (3) having at least two roto...  
WO/2009/072316A1
A rotary electric machine in which transmission of heat generated from the surface of a claw pole to a permanent magnet is suppressed by separating the permanent magnet from the claw pole and holding it on the yoke side thereby enhancing...  
WO/2007/032898A3
A system and method for generating power. A plurality of superconductive electromagnet pairs are disposed around a stationary coil in a circular pattern. The electromagnets of each respective electromagnet pair are positioned on opposing...  
WO/2009/057467A1
A plurality of salient poles (19) projecting toward a stator (12) are arranged on a rotor core (16) along the circumferential direction while spaced apart from each other, and rotor windings (18n, 18s) are wound around these salient pole...  
WO/2009/026690A3
A variable speed multi-stage reluctance motor or generator consisting of a number of spaced apart stator and rotor stages along a common shaft with an axis of rotation. Each stage of the rotor and stator pair has an equal number of stato...  
WO/2009/056879A1
An electrical machine comprising a rotor (11) with magnetic saliency but without windings, a stator (101) having stator teeth, the stator carrying armature windings (106, 111) wound with a pitch corresponding to a plurality of stator tee...  
WO/2006/121225A3
A rotor of a synchronous reluctance motor (100), comprising: a laminated core (110) formed by laminating a plurality of silicon steel sheets (111 ), and having a barrier (113) formed at each of regions equally divided on the basis of the...  
WO/2009/027938A3
The invention relates to a current-energized synchronous motor (1) which is suitable in particular for vehicle drives. It consists of a stator (2) and a rotor (3) carrying the energizer winding (7), the rotor (3) having at least two roto...  
WO/2009/051515A1
The invention relates to a synchronous slow-running electrical machine which can be used, in particular, as motor-in-wheel drives or slow-running power generators for wind mills. The inventive machine comprises a stator with a multiphase...  
WO/2009/051514A1
The invention relates to electromechanical converters substantially used for slow-running (low-speed) drives. The inventive electromechanical converter can be used as a motor-in-wheel for transportation means, a lift drive motor, electri...  
WO/2009/044767A1
A rotating machine which can suppress increase in manufacturing cost. The rotating machine (2) comprises a plurality of windings (L1-L3), and a switch circuit (1). The plurality of windings (L1-L3) have ends on one side connected with a ...  
WO/2009/028228A1
A dynamo-electric machine in which reliability of holding a permanent magnet is enhanced while reducing the assembling steps, and no-load non-exciting induction voltage can be suppressed by avoiding thermal demagnetization of the permane...  
WO/2009/026690A2
A variable speed multi-stage reluctance motor or generator consisting of a number of spaced apart stator and rotor stages along a common shaft with an axis of rotation. Each stage of the rotor and stator pair has an equal number of stato...  
WO/2009/027938A2
The invention relates to a current-energized synchronous motor (1) which is suitable in particular for vehicle drives. It consists of a stator (2) and a rotor (3) carrying the energizer winding (7), the rotor (3) having at least two roto...  

Matches 451 - 500 out of 10,707