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WO/2002/025796A1 |
The invention relates to an electrical machine, in particular, a starter generator, comprising a rotor (19) which may be energised by permanent magnet and a stator (16). Said stator (16) has a multi-phase winding (38), with a converter (...
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WO/2002/013361A1 |
An exciter assembly for supplying power to a superconducting load, such as a superconducting field coil, disposed within a cryogenic region of a rotating machine. The exciter assembly provides an efficient and reliable approach for trans...
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WO/2001/093407A1 |
The invention relates to a generator with a variable output. Said generator comprises an induction winding, through which a magnetic field that can be modified according to time flows and in which a current is induced, and an excitation ...
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WO/2001/091272A1 |
A permanent magnet type reluctance dynamo-electric machine comprising a stator having armature windings housed inside slots, and a rotor positioned on the inner side of the stator, provided with a plurality of magnetic barriers by caviti...
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WO/2001/088351A1 |
The invention relates to a turbocharger (20, 120) for an internal combustion engine (10) with pistons. Said turbocharger (20, 120) has a fresh air input (24) and a fresh air output (26), said fresh air output (26) being used to connect t...
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WO/2001/084696A1 |
The motor (10) has a rotor (2) which can rotate around a rotation axis (A), and a specific number (N1) of magnetic poles (12). Furthermore, the motor (10) has a stator (4) which is arranged coaxially with respect to the rotor (2) and has...
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WO/2001/078214A1 |
A synchronous compensator comprises a rotating electrical machine having at least one winding 29 with a solid insulation enclosing the electrical field. The machine is designed with a vertically located rotor 8 supported only by a bearin...
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WO/2001/076058A1 |
A power generator in which the rotor's mechanical rotation speed and the output frequency can be varied substantially independently of each other through electronic controls (80), to achieve results such as better match between speed and...
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WO/2001/073922A2 |
An inductor-alternator adapted to generate high-frequency AC power, the alternator being provided with a stator having a circular array of major teeth, each major tooth being slotted to define several minor teeth. Surrounding each major ...
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WO/2001/070552A1 |
The invention relates to an electromechanical wheel brake device (10), with an electric motor (18), whereby a friction brake lining (14) may be pressed against a brake body (16) (brake disc), by means of a reduction gear (34) (planet gea...
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WO/2001/069759A2 |
Discs for producing an armature core which can be found in prior art have projections which are located between two stator gaps. A special stacking of the discs is required. An inventive disc (9) has at least one alignment hole (25) in a...
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WO/2001/069762A1 |
The invention concerns an electric machine comprising a front bearing (13), a rear bearing (14), a rotor (4) implanted between said bearings and a magnetic target (50) with axial or radial reading device fixed on a target holder implante...
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WO/2001/059906A1 |
The invention relates to an electrical machine, in particular, a three-phase generator, comprising a stator, carrying a stator winding arranged in a housing, a shaft mounted claw-pole rotor system, with two pole rings arranged as magnet ...
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WO/2001/057991A1 |
An electric rotary equipment serving for the conversion of a mechanical energy into an electric energy and vice versa, consisting of a stator and a rotor, whereby a rotating part (marked with arrows) has a form of a hollow cylinder made ...
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WO/2001/056827A1 |
The invention comprises a retarder system for use with road vehicles. The retarder system can combine an electromagnetic retarder with up to four functions: 1) a brushless DC alternator; 2) a brushless DC starter; 3) an active damper tha...
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WO/2001/052391A1 |
An exciter assembly for supplying power to a superconducting load, such as a superconducting field coil, disposed within a cryogenic region of a rotating machine. The exciter assembly provides an efficient and reliable approach for trans...
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WO/2001/052388A1 |
A hybrid synchronous motor comprising a rotor and stators, wherein the stator has at least one assembly (7) having a structure in which ferromagnetic rings (2, 3) formed with teeth on the both inner peripheral edges and outer peripheral ...
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WO/2001/050578A1 |
A switched reluctance motor (10), having a stator (20) with poles (24) defining a gap (28) between adjacent stator poles (24). Windings (32a, 32b) for two phases are wound about the stator poles (24) such that windings (32a, 32b) and sta...
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WO/2001/048889A1 |
A high efficiency electric motor has a generally polyhedrally shaped bulk amorphous metal magnetic component in which a plurality of layers of amorphous metal strips are laminated together to form a generally three-dimensional part havin...
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WO/2001/047091A1 |
An electric machine including a magnetic component, forming part of its rotor or stator that loses its magnetic characteristics above a certain chosen temperature is disclosed. This magnetic material forms part of a magnetic circuit that...
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WO/2001/043262A1 |
The invention concerns a machine forming a motor or generator comprising a stator and a rotor, characterised in that the rotor (6) is a passive rotor, consisting of two ferromagnetic discs whereof at least one is toothed, and the stator ...
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WO/2001/043273A1 |
A switched reluctance generator is provided in association with a controller (86 to 90). The controller is organised to operate in two modes depending on the speed and load of the generator. One mode is a discontinuous conduction mode wh...
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WO/2001/042649A2 |
A brushless electric machine (10) comprising a housing (12) fabricated from a magnetically permeable material and having an interior region, a stator (13) mounted within the interior region and attached to the housing (12) wherein the st...
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WO/2001/031762A1 |
The invention relates to an electrical machine, in particular a generator for a vehicle, comprising an exciter system with aplurality of electrically excited monopoles in a stator or rotor. Said stator (40) or rotor (39) are formed as po...
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WO/2001/029956A1 |
A low inductance electrical alternator or motor (1) with low armature inductance is disclosed. Arrangements of complementary armature windings (40) are presented in which the fluxes induced by currents in the armature windings (40) effec...
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WO/2001/029955A1 |
A low inductance electrical machine (1) that may be used as an alternator or motor with low armature inductance is disclosed. Arrangements of complementary armature windings (40A, 42A) are presented in which the fluxes induced by current...
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WO/2001/028072A1 |
A compressor, wherein a brushless DC motor (2) and a compressor main body (3) are provided coaxially with each other inside a closed casing (1), and R32 single refrigerant or R32 rich mixed refrigerant is adopted as a refrigerant sucked,...
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WO/2001/022559A1 |
The invention relates to an electric machine, especially a generator, that is provided with a shaft (42) with a hub (54) and an annular gap (81). The annular gap (81) is formed between the shaft (42) or at least one first component (69) ...
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WO/2001/020750A2 |
A superconducting motor (1) which operates in a synchronous mode of operation, can also be operated in an induction mode in the event that the superconducting components (30) of the motor (1) lose their superconducting properties (e.g., ...
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WO/2001/017084A1 |
The invention relates in general terms to a synchronous machine (1), a control method therefore, an electric power plant comprising such a machine and a method for control of the electric power plant. The synchronous machine (1) comprise...
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WO/2001/017092A1 |
The present invention utilises direct measurement of marginal critical quantities in direct connection to interesting points in electric power processes in the different electric power objects (10, 12, 14). These points are generally loc...
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WO/2001/015301A1 |
The invention relates to a claw-pole alternator, comprising a rotor (20) with a claw-pole construction. Said rotor (20) is configured from a pole-wheel half (22) which is rotationally fixed to a rotor shaft (32) and a pole support (26) w...
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WO/2001/013495A1 |
An electromagnetic drive, comprising a disk flywheel (10) with an output shaft (7), two aluminium disks (1,1b) which are joined to each front face of said flywheel (10) and are of the same diameter thereas. At least 4 round, ferromagneti...
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WO/2001/006624A1 |
A synchronous motor includes a stator, a rotor and permanent magnets. The rotor includes a rotor iron core and rotatable relative to the stator, a plurality of conductor bars accommodated within corresponding slots in the rotor iron core...
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WO/2001/003270A1 |
Modular reluctance reversible electric machine, may work as a motor (M) or generator (G). It has several stator multi-phase modules (adj) arranged throughout the machine's volume and each comprising an excitation and armature windings an...
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WO/2001/003272A1 |
An electrical motor or generator comprises a rotor (79) without windings, a stator (78) having armature windings comprising at least two coils (A¿1?, A¿2?) having active portions positioned within armature winding slots (81) in a stato...
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WO/2000/074207A1 |
An electric motor having a pancake construction stator and rotor poles that are formed by photolithography. The stator (22) and rotor (22) can be formed from an amorphous material, thereby reducing grain boundaries and allowing smaller p...
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WO/2000/074218A1 |
An electric motor having a pancake construction stator poles (44) and rotor poles (46) that are formed by photolithography. The stator (22) and rotor (20) can be formed from an amorphous material, thereby reducing grain boundaries and al...
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WO/2000/074205A2 |
The invention explains principles and circuits for the power control of two-phase SR-Machines featuring a direct recovery of the phase switch-off energy and a 180° phase angle at full load. The power control relies physically on a short...
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WO/2000/074204A2 |
The invention relates to the construction of the stator of electronically switched reluctance machines as the essential part of the entire construction with a plurality of U-shaped electromagnets. The stator consists of a frame (5) with ...
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WO/2000/074210A1 |
Synchronisation systems have existed in diverse forms for a long time. Synchronisation systems of this type generate very high short-circuit torque, both during generator operation and motor operation in the case of a short circuit, e.g....
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WO/2000/074214A1 |
The invention relates to cooling of high-voltage rotating electric machines, and involves direct contact cooling of the magnetic cores (1A, 2A) and of at least part of the solidly insulated windings (1B, 2B) by the same kinetic-energy ca...
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WO/2000/069046A1 |
A brushless synchronous electrical machine comprises a rotor (60) rotating about an axis, a stator (50) that includes at least one set of magnetically active stator cores (52a-52f) projecting radially outward from the axis, and also incl...
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WO/2000/067358A1 |
In the invention, electrical machines (2) with variable rotational speed are utilised as stabilisers in an electric power network. The motion of the rotor (10) corresponds to a certain kinetic energy, and this kinetic energy is used as e...
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WO/2000/067355A1 |
The invention relates to a power converter which comprises an electric machine (1, 2) with a digital processor (12), rotating with the shaft of the machine, which digital processor together with a stationary digital processor (13), via a...
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WO/2000/067362A1 |
The invention relates to a drive mechanism with brushless electric motor, notably for tools, which presents marked teeth (1 - 3', 22) in the stator (10) and rotor (20). Armature windings (11, 12, 13) are provided for in grooves in the st...
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WO/2000/067363A1 |
A constant-frequency machine with a varying/variable speed which comprises a main machine (1) and a regulating machine with a com on shaft (2) and a converter (28, 51) which rotates with the shaft and is connected between the rotor windi...
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WO/2000/064028A1 |
The magnetic members of the motor and/or a related magnetic bearing has poles (52) formed by laminations of a magnetic sheet material and slots (60) are formed between poles and are filled with material such as epoxy (65) to form a smoot...
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WO2000022715A9 |
A two-phase switched reluctance motor comprising a stator (10) having an even number of evenly-spaced, like stator poles (24a-24l) defining a gap (28) between each stator pole, windings (32) for each of the two phases wound around the st...
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WO/2000/059099A1 |
An electric rotating machine comprising a stator (100) which is provided with at least one inductance coil (140) that is accommodated in grooves forming stator poles, in addition to a rotor (200) which is rotationally mounted inside the ...
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